diff options
| author | Niklas Hallqvist <niklas@cvs.openbsd.org> | 1998-02-15 07:58:22 +0000 |
|---|---|---|
| committer | Niklas Hallqvist <niklas@cvs.openbsd.org> | 1998-02-15 07:58:22 +0000 |
| commit | 3dd52882ca6cbe0d017c7f7e86635a696d101284 (patch) | |
| tree | 49bf5f3389e09a57db3a9288fd17792cb93cd8cf /gnu/usr.bin/gcc/ChangeLog.10 | |
| parent | f67709eb273b84918ecb57de11bd265ced222772 (diff) | |
These files were new in the 2.8 import (into the FSF branch) and cvs is stupid
enough to think my branch import want s the new files to end up in the trunk
as well. Maybe cvs know how to do what I want, but I could not find it in
the manpage
Diffstat (limited to 'gnu/usr.bin/gcc/ChangeLog.10')
| -rw-r--r-- | gnu/usr.bin/gcc/ChangeLog.10 | 10110 |
1 files changed, 0 insertions, 10110 deletions
diff --git a/gnu/usr.bin/gcc/ChangeLog.10 b/gnu/usr.bin/gcc/ChangeLog.10 deleted file mode 100644 index a7d3837d103..00000000000 --- a/gnu/usr.bin/gcc/ChangeLog.10 +++ /dev/null @@ -1,10110 +0,0 @@ -Sun Mar 31 05:10:10 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * stor-layout.c (layout_decl): Don't make a bitfield an integral mode - if the mode of the field type is not MODE_INT. - - * sched.c (schedule_block): CALL_INSNs don't affect fixed regs. - * flow.c (propagate_block): CALL_INSNs don't kill fixed regs. - -Sat Mar 30 03:32:48 1996 Torbjorn Granlund <tege@noisy.tmg.se> - - * expmed.c (expand_divmod, case TRUNC_DIV_EXPR): Move some code - to avoid shifting by a too large count. - -Fri Mar 29 15:45:51 1996 Doug Evans <dje@cygnus.com> - - * configure (i[3456]86-*-sunos5*): Delete, config.sub converts - sunos5 to solaris2. - (sparc-*-sunos5*): Likewise. - (sparc64-*-{solaris2*,sunos5*}): Delete. Stick with sparc-*-solaris2*. - - * sparc.h (FUNCTION_PROFILER): Save/restore %g2 around mcount call. - -Fri Mar 29 14:20:31 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.c (notice_update_cc): Clear cc_status if ref modified MEM. - -Fri Mar 29 09:37:52 1996 Jeffrey A. Law <law@cygnus.com> - - * calls.c (expand_call): Remove current_call_is_indirect nonsense. - Add additional argument to INIT_CUMULATIVE_ARGS. - (emit_library_call): Likewise. - (emit_library_call_value): Likewise. - * expr.c (expand_builtin): Likewise. - * function.c (assign_parms): Likewise. - * pa.h (hppa_args): New field "indirect". - (INIT_CUMULATIVE_ARGS): Initialize "indirect" field. - (FUNCTION_ARG): Check "indirect" field, rather than - "current_call_is_indirect". - * a29k.h (INIT_CUMULATIVE_ARGS):New arg, INDIRECT. - * alpha.h (INIT_CUMULATIVE_ARGS): Likewise. - * arm.h (INIT_CUMULATIVE_ARGS): Likewise. - * clipper.h (INIT_CUMULATIVE_ARGS): Likewise. - * convex.h (INIT_CUMULATIVE_ARGS): Likewise. - * dsp16xx.h (INIT_CUMULATIVE_ARGS): Likewise. - * elxsi.h (INIT_CUMULATIVE_ARGS): Likewise. - * fx80.h (INIT_CUMULATIVE_ARGS): Likewise. - * gmicro.h (INIT_CUMULATIVE_ARGS): Likewise. - * h8300.h (INIT_CUMULATIVE_ARGS): Likewise. - * i370/mvs.h (INIT_CUMULATIVE_ARGS): Likewise. - * i386.h (INIT_CUMULATIVE_ARGS): Likewise. - * i860.h (INIT_CUMULATIVE_ARGS): Likewise. - * i960.h (INIT_CUMULATIVE_ARGS): Likewise. - * m68k.h (INIT_CUMULATIVE_ARGS): Likewise. - * m68k/mot3300.h (INIT_CUMULATIVE_ARGS): Likewise. - * m88k.h (INIT_CUMULATIVE_ARGS): Likewise. - * mips.h (INIT_CUMULATIVE_ARGS): Likewise. - * ns32k.h (INIT_CUMULATIVE_ARGS): Likewise. - * pdp11.h (INIT_CUMULATIVE_ARGS): Likewise. - * pyr.h (INIT_CUMULATIVE_ARGS): Likewise. - * romp.h (INIT_CUMULATIVE_ARGS): Likewise. - * rs6000.h (INIT_CUMULATIVE_ARGS): Likewise. - * sh.h (INIT_CUMULATIVE_ARGS): Likewise. - * sparc.h (INIT_CUMULATIVE_ARGS): Likewise. - * spur.h (INIT_CUMULATIVE_ARGS): Likewise. - * tahoe.h (INIT_CUMULATIVE_ARGS): Likewise. - * vax.h (INIT_CUMULATIVE_ARGS): Likewise. - * we32k.h (INIT_CUMULATIVE_ARGS): Likewise. - * mips.c (mips_expand_prologue): Add extra arg to - INIT_CUMULATIVE_ARGS call. - -Thu Mar 28 18:45:49 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha.c (summarize_insn): Fix three "off-by-one" bugs in loop bounds. - -Thu Mar 28 16:50:10 1996 Doug Evans <dje@cygnus.com> - - * ginclude/inl-sparc.h: Deleted. - -Thu Mar 28 12:07:31 1996 Jeffrey A. Law <law@cygnus.com> - - * va-h8300.h (va_arg): Don't assume sizeof (int) == 4. - - * pa.c (hppa_legitimize_address): Don't lose for - (plus (plus (mult (A) (shadd_const)) (B)) (C)) if - B + C isn't a valid address for indexing. - (basereg_operand): Only accept base registers after - cse has completed. Don't accept the frame pointer if - it's likely to be eliminated. - * pa.md (unscaled indexing patterns): Add variants with - basereg and index register reversed. - (HImode and QImode loads): Add zero extended variants. - -Wed Mar 27 07:45:27 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expmed.c (negate_rtx): Fix typo in previous change. - -Tue Mar 26 13:50:43 1996 Jim Wilson <wilson@mole.gnu.ai.mit.edu> - - * calls.c (expand_call): In convert_to_mode call, use word_mode - not SImode. - -Tue Mar 26 13:44:34 1996 Doug Evans <dje@canuck.cygnus.com> - - * configure: Delete unnecessary special handling of --with-cpu. - -Tue Mar 26 10:41:57 1996 Jeffrey A. Law <law@cygnus.com> - - * expr.c (emit_push_insn): When doing a partial push, emit - a CLOBBER so that flow doesn't think the entire register - is live. - -Tue Mar 26 10:00:52 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha.c (summarize_insn, default case): Properly use format_ptr. - -Tue Mar 26 09:51:09 1996 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.h (output_move_simode_const): New extern declaration. - * m68k.c (output_move_simode_const): New function. - (singlemove_string): Call it. - * m68k.md (fullword move): Likewise. - -Tue Mar 26 05:43:06 1996 Torbjorn Granlund <tege@noisy.tmg.se> - - * vax.md (insv matcher): Call CC_STATUS_INIT. - * vax.h (NOTICE_UPDATE_CC): Handle ZERO_EXTRACT destination. - -Mon Mar 25 19:18:08 1996 Jason Merrill <jason@yorick.cygnus.com> - - * function.c (expand_function_start): Don't set up context_display - unless current_function_needs_context. - -Mon Mar 25 18:48:18 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * fold-const.c (fold, case BIT_IOR_EXPR): Recognize rotates - with variable count. - -Mon Mar 25 18:05:28 1996 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (libgcc1-test): Undo Feb 12 change. - -Mon Mar 25 08:09:59 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * objc/thread-single.c (objc_mutex_unlock): Properly declare thread_id. - -Mon Mar 25 08:02:50 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * configure (m68k-motorola-sysv*): Fixed indentation. - -Sun Mar 24 08:16:42 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expmed.c (negate_rtx): Don't try to negate a constant ourself; - instead call simplify_unary_operation. - -Sun Mar 24 07:29:06 1996 Richard Henderson <rth@tamu.edu> - - * gcc.c (process_command): Instead of hardcoding non-empty - switches_need_spaces to turn on "o" and "L", make the string - contain the switches that need the spaces. - * m68k/ccur-GAS.h (SWITCHES_NEED_SPACES): Change definition - correspondingly. - -Sat Mar 23 18:34:44 1996 Harry Dolan <dolan@ssd.intel.com> - - * i860/paragon.h (LIB_SPEC): Always output -lmach. - -Sat Mar 23 18:25:39 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * c-typeck.c (set_init_index): Check for use outside an array - initializer. - - * defaults.h (ASM_OUTPUT_ADDR_DIFF_ELT): Delete. - * pdp11.h (ASM_OUTPUT_ADDR_DIFF_ELT): Don't define. - -Sat Mar 23 15:55:35 1996 Doug Evans <dje@canuck.cygnus.com> - - * combine.c (make_extraction): In BITS_BIG_ENDIAN correction of POS, - need to treat MEM and REG differently. - - * sparc.h (SPARC_SIMM{10,11,13}_P): Define. - (SMALL_INT): Use SPARC_SIMM13_P. - (CONST_OK_FOR_LETTER_P): Support new letters L,M. - * sparc.c (arith11_operand): Use SPARC_SIMM11_P. - (arith10_operand): Use SPARC_SIMM10_P. - * sparc.md (*mov{qi,hi,si,di}_cc_sp64): Fix constraints. - (*mov{qi,hi,si,di}_cc_reg_sp64): Likewise. - -Sat Mar 23 07:47:19 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k/linux.h (TRAMPOLINE_TEMPLATE): Correct first instruction. - * m68k/m68kv4.h (TRAMPOLINE_TEMPLATE): Likewise. - -Sat Mar 23 07:06:55 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * bc-emit.c (bc_emit_instruction): Add missing va_end call. - - * c-typeck.c (build_array_ref): Give error if subscripting a function. - -Fri Mar 22 09:11:45 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * local-alloc.c (optimize_reg_copy_1): Only update reg_live_length - if it is non-negative. - -Thu Mar 21 14:42:26 1996 Doug Evans <dje@cygnus.com> - - * sparc/splet.h (STARTFILE_SPEC,LINK_SPEC): Define. - -Wed Mar 20 17:23:18 1996 Jim Wilson <wilson@cygnus.com> - - * cse.c (note_mem_written): Delete obsolete code for handling - (mem (scratch)). - - * mips.c (mips_expand_prologue): In initialization of fnargs, delete - special treatment of METHOD_TYPE. - -Wed Mar 20 17:07:45 1996 Doug Evans <dje@cygnus.com> - - * sparc/sol2.h (ASM_CPU_SPEC): Recognize -mcpu=v8plus, not v9. - Fix typo in ultrasparc entry. - * sparc.h (CPP_CPU_SPEC): Add v8plus entry. - (ASM_CPU_SPEC): Likewise. - - * sparc.c (fcc_reg_operand): Ensure correct mode. - (icc_or_fcc_reg_operand): Likewise. - (gen_v9_scc): IF_THEN_ELSE must have a mode. - (print_operand): New operand code `x' for all condition codes. - New operand codes `c,d' for reversed conditional moves. - * sparc.md (movqicc,movhicc): New named patterns. - (movdicc): if_then_else must have a mode. - (movsicc,movsfcc,movdfcc,movtfcc): Likewise. - Change condition to TARGET_V9, not TARGET_ARCH64. - Fail if DImode compare and ! TARGET_ARCH64. - (conditional move matchers): Rewrite. - -Wed Mar 20 16:12:29 1996 Stan Cox <coxs@wombat.gnu.ai.mit.edu> - - * i386.h (HARD_REGNO_MODE_OK): Relax QImode constraint to - avoid a reload problem. - -Wed Mar 20 13:12:22 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.c (hppa_legitimize_address): Don't lose for x[n-const] - when n-const will not be shifted. Don't pessimize code for - x[n-const] when const is small. - -Wed Mar 20 11:42:32 1996 Markus Theissinger <Markus.Theissinger@gmd.de> - - * m68k/sun3.h (LIB_SPEC): Don't link /usr/lib/bb_link.o with `gcc -a'. - (__bb_init_func): Deleted. - (BLOCK_PROFILER_CODE): Don't set macro to nothing. - - * m68k/xm-sun3.h: New file. - * configure (m68k-sun-sunos*): Use it. - - * xm-linux.h (HAVE_POPEN): New define. - -Wed Mar 20 11:28:37 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k/linux.h (ASM_SPEC): Deleted. - (STRUCT_VALUE_REGNUM): Redefine as register a0. - (STATIC_CHAIN_REGNUM): Redefine as register a1. - (TRAMPOLINE_TEMPLATE): Redefine to use the right register. - -Wed Mar 20 08:04:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * libgcc2.c (__dummy): New function. - * Makefile.in (LIB2FUNCS): Add __dummy. - * expr.c (expand_builtin, case BUILT_IN_SETJMP): Call "setjmp" - pattern, if any. - Call dummy function pointed to by static chain pointer. - (expand_builtin, case BUILT_IN_LONJMP): Ignore second expression. - Set address of __dummy into static chain pointer. - Copy the label to return to into a pseudo earlier. - - * stupid.c (last_setjmp_suid, regs_crosses_setjmp): New variables. - (stupid_life_analysis, stupid_mark_refs): Use them to track which - regs are live over a setjmp; don't allocate such regs. - -Tue Mar 19 22:02:07 1996 Jason Merrill <jason@yorick.cygnus.com> - - * cplus-dem.c (demangle_template): Fix for non-mangled pointer - arguments. - -Tue Mar 19 13:54:06 1996 Jeffrey A. Law <law@wombat.gnu.ai.mit.edu> - - * pa.c (compute_frame_size): Update comments to reflect reality. - (hppa_expand_prologue): Don't save registers which aren't - used, even if it creates holes. Partially undoes changes from - early March. - (hppa_expand_epilogue): Likewise. - -Tue Mar 19 08:25:17 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * stmt.c (struct case_node): New member balance. - (add_case_node): New function. - (pushcase, pushcase_range): Use it. - (case_tree2list): New function. - (expand_end_case): Use it. - -Tue Mar 19 07:44:22 1996 Stephen L Moshier (moshier@world.std.com) - - * regstack.c (move_for_stack_reg): Avoid stack overflow while - storing XFmode from fp reg to memory. - -Tue Mar 19 07:38:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * m68k.h (MASK_*): New macros. - (OVERRIDE_OPTIONS): Use them. - (TARGET_SWITCHES): Likewise. - Treat -m68332 like -m68000. - -Mon Mar 18 20:04:13 1996 Richard Earnshaw (rearnsha@armltd.co.uk) - - * expmed.c (emit_store_flag): If expanding (GE X 0) will need two - insns, don't use subtarget for the result of the first insn. - Move a likely constant to the start of a condition. - -Mon Mar 18 19:48:14 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k.h (CONST_OK_FOR_LETTER_VALUE): New constraint 'M'. - * m68k.c (output_function_epilogue): Restore registers using sp+ - instead of fp(n) in leaf functions. - (USE_MOVQ, use_movq): Function replaced by macro. - * m68k.md (pushexthisi_const, movsi_const0): New names. - (andsi3, iorsi3): Allow only 'M', not 'K' constants, if dest is 'd'. - -Mon Mar 18 19:33:20 1996 Fila Kolodny <fila@ibi.com> - - * i370/t-mvs: New file. - * configure (i370-*-mvs*): Use it. - * i370/mvs.h (FUNCTION_PROLOGUE): LE/370 takes 120 bytes for DSA. - Have only one copy of timestamp and PPA2 per object module. - Only have unnamed CSECT to match IBM C. - -Mon Mar 18 19:26:21 1996 Paul Russell (Rusty.Russell@adelaide.maptek.com.au) - - * combine.c (simplify_if_then_else): Allow for case that - condition might no longer be a condition. - -Mon Mar 18 19:14:42 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-typeck.c (build_conditional_expr): If OP1 is null, set - both OP1 and ORIG_OP1 to IFEXP. - - * c-iterate.c (iterator_loop_epilogue): Don't clear DECL_RTL - for a static decl. - -Mon Mar 18 08:02:25 1996 Stephen L Moshier <moshier@world.std.com> - - * alpha.c (summarize_insn, case SUBREG, CONST_*): New cases. - -Sun Mar 17 16:55:00 1996 Doug Evans <dje@cygnus.com> - - * combine.c (find_split_point): Handle NULL return from - make_extraction. - (make_field_assignment): Likewise. - -Sat Mar 16 18:56:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.c (substitute_in_expr, case COMPONENT_REF): Ignore - if inner PLACEHOLDER_EXPR has not yet been initialized. - - * i386.c (standard_80386_constant_p): -0.0 is not 0.0. - * i386.md (insv): Restore missing end of comment. - - * combine.c (make_extraction): Correct typo in force_to_mode - call in previous change. - Return 0 if pos+len out of range of want desired mode. - -Sat Mar 16 16:20:43 1996 David Mosberger-Tang <davidm@azstarnet.com> - - * alpha.md (trap): New attribute. - Modify patterns for all floating-point trap generating instructions. - * alpha.h (CPP_SPEC): Added -mieee and -mieee-with-inexact. - (alpha_trap_precision, alpha_fp_rounding_mode, alpha_fp_trap_mode): - New enum types. - (target_flags, alpha_tp, alpha_fprm, alpha_fptm): New external vars. - (alpha_fprm_string, alpha_fptm_string, alpha_tp_string): Likewise. - (TARGET_IEEE{,_WITH_INEXACT,_CONFORMANT}): New macros. - (MASK_IEEE{,_WITH_INEXACT,_CONFORMANT}): Likewise. - (MASK_FP, MASK_FPREGS, - (TARGET_SWITCHES): Added "ieee-conformant", "ieee", and - "ieee-with-inexact"; use MASK symbols. - (TARGET_OPTIONS): New macro. - (OVERRIDE_OPTIONS, FINAL_PRESCAN_{INSN,LABEL}): New macros. - (PRINT_OPERAND_PUNCT_VALID_P): Allow operand codes for FP insns. - (CC1_SPEC): New macro. - * alpha.c (alpha_tp, alpha_fprm, alpha_fptm): New variables. - (alpha_tp_string, alpha_fprm_string, alpha_fptm_string - (trap_pending): Likewise. - (override_options, summarize_insn, final_prescan_insn): New functions. - (print_operand): Handle cases '&', '\'', ')', and '+'. - (output_prolog): Emit ".eflag 48" if TARGET_IEEE_CONFORMANT. - (output_epilog): Call final_prescan_insn before emitting epilog. - - * final.c (final_scan_insn, case CODE_LABEL): Invoke - FINAL_PRESCAN_INSN if FINAL_SCAN_LABEL is defined. - - * alpha/{linux.h,x-linux,xm-linux.h}: New files. - * configure (alpha-*-linux*): New case. - * alpha.c (output_prolog): Set alpha_function_needs_gp if profiling - and TARGET_PROFILING_NEEDS_GP defined. - -Thu Mar 14 22:28:20 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Fix last change. - * aix41.h (LINK_SPEC): add -bnoentry if shared and no explicit entry. - -Thu Mar 14 12:47:33 1996 Jim Wilson <wilson@cygnus.com> - - * mips.h (ASM_OUTPUT_DOUBLE_INT): Use 'X' if CONST_INT and - HOST_BITS_PER_WIDE_INT == 64. - - * mips.c (mips_expand_prologue): Change TYPE_NEEDS_CONSTRUCTING to - TREE_ADDRESSABLE; - -Thu Mar 14 11:21:37 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): For 32-bit mode, - allow TImode variables with int offsets, so that structures - greater than 8 bytes and less than or equal to 16 bytes can be - instantiated correctly. - - * rs6000.c (rs6000_valid_type_attribute_p): Add exception - attribute for Windows NT. - - * win-nt.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete, merge into - ASM_DECLARE_FUNCTION_NAME. - (ASM_DECLARE_FUNCTION_NAME): Add support for exception attribute - setting fields 3 & 4 of the structured exception handling table. - -Thu Mar 14 01:53:19 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.h (ASM_DECLARE_FUNCTION_NAME): Change TYPE_NEEDS_CONSTRUCTING - to TREE_ADDRESSABLE. From Jim Wilson. - -Wed Mar 13 13:40:32 1996 Jim Wilson <wilson@chestnut.cygnus.com> - - * c-tree.h (warn_sign_compare): Add extern to declaration. - -Wed Mar 13 13:37:00 1996 Doug Evans <dje@cygnus.com> - - * configure: Use cross-make and build-make if building - cross compiler with cross compiler. - -Wed Mar 13 12:00:34 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * i386/cygwin32.h (ASM_OUTPUT_ALIGN): Correct defination. - - * rs6000/{win-nt,cygwin32}.h (STARTFILE_SPEC): Add crti.o before - all objects. - (ENDFILE_SPEC): Add crtn.o after all objects. - - * configure (powerpcle-*-cygwin32): Use t-winnt, not t-cygin32 - * rs6000/t-cygwin32: Delete, no longer used. - - * rs6000/t-winnt ({,INSTALL_}LIBGCC): Build and install crti.o and - crtn.o. - - * rs6000/win-nt.h (EXTRA_SECTION_FUNCTIONS): Add ctors_section and - dtors_section. - (INVOKE__main): Define, so that __main is called. - (ASM_OUTPUT_{CONSTRUCTOR,DESTRUCTOR}): Define to put pointers to - the constructor/destructor in the appropriate section. - - * nt-c{i,n}.asm: New files to be linked before/after all of the users' - objects. - -Wed Mar 13 00:42:17 1996 Per Bothner <bothner@cygnus.com> - - * dbxout.c (dbxout_type): Better "variant" handling to ignore - const/volatile but not typedef names. Improves Feb 12 change. - -Tue Mar 12 17:25:14 1996 David Mosberger-Tang <davidm@azstarnet.com> - - * glimits.h (__LONG_MAX__): On Alpha, use 64 bit value. - -Tue Mar 12 15:07:49 1996 Torbjorn Granlund <tege@tmg.se> - - * m68k.c (valid_dbcc_comparison_p): Don't test cc_prev_status here. - (flags_in_68881): New function. - * m68k.md (dbra peepholes): Use flags_in_68881. - -Tue Mar 12 13:54:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * sparc.md (nonlocal_goto): Emit barrier after jump. - (setjmp{,_64,_32}): New patterns. - -Tue Mar 12 12:43:27 1996 Jim Wilson <wilson@cygnus.com> - - * i960.h (ROUND_TYPE_SIZE): Return round_up result instead of - COMPUTED. - - * expr.c (expand_expr, case COMPONENT_REF): For unaligned object in - an aligned union, delete check for EXPAND_SUM. - - * expr.h (clear_storage): Add comment terminator. - -Mon Mar 11 19:07:50 1996 Jeffrey A. Law <law@cygnus.com> - - * recog.c (constrain_operands, case 'V'): Don't call - offsettable_memref_p before reload has completed. - -Mon Mar 11 16:06:13 1996 Doug Evans <dje@cygnus.com> - - * h8300.h (SP_AND_G_REGS): Renamed from SP_AND_G_REG. - (CC_DONE_CBIT): Delete. - (CC_OVERFLOW_0,CC_OVERFLOW_UNUSABLE,CC_NO_CARRY): Define. - * h8300.c (cond_string): Delete CC_DONE_CBIT handling. - (notice_update_cc): Delete CC_CBIT, CC_WHOOPS. Add CC_SET_ZN_C0. - (restore_compare_p): New function. - (shift_one): Use shll instead of shal so overflow bit is usable. - Set cc_valid bits to cc_status.flags values. - (emit_a_shift): Set cc_status.flags. - * h8300.md (attr cc): Delete whoops,cbit. Add set_zn_c0. - (all patterns) Update cc attr setting. - (tstqi,tsthi,tstsi): Delete CC_DONE_CBIT handling. - (addhi3,subhi3): Change define_expand to define_insn. - (branch_true,branch_false): Check if compare needs to be restored. - -Mon Mar 11 13:55:23 1996 Michael Meissner <meissner@cygnus.com> - - * rs6000.h (CONST_DOUBLE_OK_FOR_LETTER_P): Add 'H' for movdi - patterns in 32 bit that generate 3 instructions. - (num_insns_constant): Add declaration. - - * rs6000.c (num_insns_constant{,_wide}) Functions to determine the - number of insns it takes to generate an integer constant. - (easy_fp_constant): Allow DImode in easy constants. Use - num_insns_constant_wide. - (input_operand): Allow any CONST_{INT,DOUBLE}'s for {SI,DI}mode. - - * rs6000.md (movdi): Generate a normal movdi using a CONST_DOUBLE - for 32 bit mode rather than using SUBREG's. For 64 bit mode, - break large integer constants into smaller pieces. Add various - define_splits to handle loading the various DImode constants. - -Mon Mar 11 06:54:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (make_extraction): Use proper mode for INNER in all cases. - (simplify_comparison, case ZERO_EXTRACT): For bits big endian and - no extzv, use BITS_PER_WORD. - * fx80.md, gmicro.md, i386.md, m68k.md, tahoe.md, vax.md: - Use proper modes and predicates for {sign,zero}_extract. - -Sun Mar 10 06:23:52 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * emit-rtl.c (free_insn): New variable. - (init_emit, restore_emit_status): Clear it. - (gen_sequence): Store insn in free_insn when sequence length is 1. - (make_insn_raw): Use free_insn if available and still in the - rtl generation phase. - -Fri Mar 8 15:37:31 1996 Mike Stump <mrs@cygnus.com> - - * expr.c (expand_expr, case TARGET_EXPR): Delay putting the cleanup - on the cleanup chain until after the subexpression has been expanded. - -Fri Mar 8 16:14:51 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * i386.c (ix86_binary_operator_ok): One memory operand is OK. - This is independent of commutativity. - -Fri Mar 8 14:07:43 1996 Jim Wilson <wilson@cygnus.com> - - * expr.c (store_constructor_field): Call store_field if bitpos is - nonzero and target is not a MEM. - - * jump.c (jump_optimize): When handle a USE insn before an - unconditional jump, disable the optimization if the USE is the - only insn in the loop. - - * sh.c (reg_unused_after): Return 0 if see a JUMP_INSN. - -Fri Mar 8 12:08:36 1996 Doug Evans <dje@cygnus.com> - - * sparc/lynx.h (CPP_SPEC): Use %(cpp_cpu). - - * sparc/sparc.md (move_pic_label_si,move_label_di): Rewrite length - attr calcs to be more conservative. - -Thu Mar 7 19:14:21 1996 Doug Evans <dje@cygnus.com> - - * sparc/t-splet: New file. - * sparc/splet.h: New file. - * configure (sparclet-*-aout*): Use them. - - * sparc.h (MASK_LIVE_G0,TARGET_LIVE_G0): Define. - (FIRST_PSEUDO_REGISTER): Add 1 for %icc (now 101). - (FIXED_REGISTERS,CALL_USED_REGISTERS): Update. - (FIXED_REGISTERS): %g0 is fixed by default. - (SPARC_{FIRST,LAST}_V9_FCC_REG): Define. - (SPARC_{ICC,FCC}_REG): Define. - (CONDITIONAL_REGISTER_USAGE): Don't fix %fcc0 if v8. - (REG_CLASS_CONTENTS): Reg 0 is an int reg, reg 100 is %icc. - (REGNO_REG_CLASS): Rewrite to use global `sparc_regno_reg_class'. - (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER,LEAF_REGISTERS): Add %icc. - (REG_CLASS_FROM_LETTER): Handle 'c' for FPCC_REGS in non-v9 case. - (REGNO_OK_FOR_{BASE,INDEX}_P): Treat %g0 as a normal reg. - (REG_OK_FOR_{BASE,INDEX}_P,EXTRA_CONSTRAINT): Likewise. - (REGISTER_NAMES): Add %icc. - (ADDITIONAL_REGISTER_NAMES): Use SPARC_ICC_REG. - * sparc.c (leaf_reg_remap): Add %icc=100. - (reg_or_0_operand): Don't allow 0 if TARGET_LIVE_G0. - (fcc_reg_operand): Renamed from ccfp_reg_operand. - Use SPARC_FCC_REG. Don't treat reg 0 as an fcc reg. Don't match - modes if `mode' argument is VOIDmode. - (icc_or_fcc_reg_operand): New function. - (gen_compare_reg): Use SPARC_FCC_REG for v8 fp compares. - Use SPARC_ICC_REG for int compares. - (eligible_for_epilogue_delay): Don't allow anything if TARGET_LIVE_G0. - Delete unnecessary test for %g0. - (emit_move_sequence): Don't emit (set (mem) (const_int 0)) if - TARGET_LIVE_G0. - (output_scc_insn): Label moved to operand 3. Condition code reg - moved to operand 2. - (sparc_mode_class): Enum C_MODE renamed to CC_MODE. - (hard_32bit_mode_classes): Set reg 0 to S_MODES. Add entry for %icc. - (hard_64bit_mode_classes): Set reg 0 to D_MODES. Add entry for %icc. - (sparc_regno_reg_class): New global. - (sparc_init_modes): Initialize it. - (output_cbranch): Delete fp_cond_reg argument. - (print_operand, MEM op): Don't print "%g0+" if TARGET_LIVE_G0. - (sparc_flat_eligible_for_epilogue_delay): Don't allow anything if - TARGET_LIVE_G0. - * sparc.md (live_g0): New attribute. - (*): Integer condition code register is now reg 100. - Use SPARC_ICC_REG instead of hardcoding reg 100 where possible. - Non-v9 floating point condition code register is now reg 96. - (*cmp{sf,df,tf}_{fpe,fp}_sp{32,64}): Combine v9/non-v9 cases. - (*{normal,inverted}_{,fp,fpe}_branch): Update call to output_cbranch. - (*mov{qi,hi,si}_insn): Don't use if TARGET_LIVE_G0. - (*mov{qi,hi,si}_insn_liveg0): New patterns. - (*mov{si,di,sf,df,tf}_ccfp{,e}_sp64): ccfp_reg_operand renamed to - fcc_reg_operand. - (*negdi2_sp32,negsi2,one_cmplsi2,ffssi2): Ensure %%g0 is 0 if - TARGET_LIVE_G0. - (*one_cmpldi2_sp32): Move operand 1 to rs1 and use 0 as rs2. - (patterns that use %g0 in rs2): Use 0 immediate value instead. - (patterns that read %g0): Don't use if TARGET_LIVE_G0. - -Thu Mar 7 15:39:16 1996 Jim Wilson <wilson@chestnut.cygnus.com> - - * sh.h (PASS_IN_REG_P): Change < to <=. - * va-sh.h (va_start): Change __SH3E___ to __SH3E__. - (va_arg): Add little-endian SH3E support. Fix big-endian version - to work for arguments smaller than the word size. - -Thu Mar 7 10:37:37 1996 Jeffrey A. Law <law@cygnus.com> - - * lib2funcs.asm: Remove entry/exit routines. Move them into... - * ee.asm: New file. Entry/exit code. - * ee_fp.asm: New file. Entry/exit code with frame pointer. - * t-pa: Corresponding changes. - * t-pro: Corresponding changes. - - * pa.c: Fix misc small typos/thinkos in recent changes. - -Wed Mar 6 17:36:03 1996 Jason Merrill <jason@yorick.cygnus.com> - - * cplus-dem.c (demangle_template): Fix for address-of-extern arguments. - -Wed Mar 6 15:12:55 1996 Jeffrey A. Law <law@cygnus.com> - - * t-pro (dp-bit rule): Fix typo. - - * lib2funcs.asm (__outline_prologue): Remove frame pointer - support. - (__outline_prologue_fp): Out of line prologue with frame pointer. - (__outline_epilogue, outline_epilogue_fp): Similarly. - * pa.c (compute_frame_size): Allocate enough space to avoid holes - in the callee register saves. Remove some special handling of %r3. - (hppa_expand_prologue): Don't do an out of line prologue/epilogue - if it would take more insns than an inline prologue/epilogue. - Don't leave holes in the callee register save set. - (hppa_expand_prologue): Corresponding changes. Pass stack size - to out of line epilogue code. - * pa.h (FRAME_POINTER_REQUIRED): Revert last change. - * pa.md (outline_prologue_call): Handle outline prologues which - don't need frame pointers. - (outline_epilogue_call): Similarly. - * t-pro: Reenable multilib code. Build a set of libraries that - optimize for space. - -Wed Mar 6 14:28:14 1996 Jim Wilson <wilson@chestnut.cygnus.com> - - * Makefile.in (USER_H): Add ginclude/va-sh.h. - * ginclude/stdarg.h, ginclude/varargs.h: Use va-sh.h. - * ginclude/va-sh.h: New file. - - * sh.h (PASS_IN_REG_P): Fix typo in last change. - -Wed Mar 6 11:42:06 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (enum processor_type): Remove PROCESSOR_PPC602. - (RTX_COSTS): Remove PROCESSOR_PPC602. PPC603 MULT cost depends - on constant and domain. - * rs6000.c (processor_target_table): 602 uses PROCESSOR_PPC603. - (get_issue_rate): Remove CPU_PPC602. - * rs6000.md (function units): Remove PPC602. Add store and - fpstore type attribute values. Update patterns. - -Tue Mar 5 18:43:43 1996 Richard Henderson <rth@tamu.edu> - - * m68k/coff.h (ASM_OUTPUT_SECTION_NAME): New define. - - * m68k/{aux-crt1.c,aux-crt[2n].asm}: New files. - * m68k/{aux-exit.c,aux-low.gld,aux-mcount.c}: More new files. - * m68k/{aux.h,auxgnu.h,auxstd.h}: Even more new files. - * m68k/{t-aux,xm-aux.h}: The rest of the new files. - * m68k/sgs.h (ASM_OUTPUT_CASE_END): Add missing semicolon. - (switch_table_difference_label_flag): Make extern. - * fixincludes (sys/param.h): Fix c89 __asm statements. - * configure (m68k-apple-aux*): New target. - -Tue Mar 5 17:38:19 1996 Doug Evans <dje@cygnus.com> - - * sparc.md (*mov{qi,hi,si}_insn): Simplify length attribute. - (*movsi_insn): Use fpload/fpstore attributes for fp loads/stores. - %r1 -> %1 for fpstore alternative. - (*movsf_insn,*movsf_no_f_insn): %r1 -> %1. - -Tue Mar 5 17:19:17 1996 Jason Merrill <jason@yorick.cygnus.com> - - * expr.c (expand_expr, case *_DECL): If we make a non-local - reference from a function with DECL_NO_STATIC_CHAIN set, abort. - (expand_expr, case ADDR_EXPR): We don't need a trampoline for a - function with DECL_NO_STATIC_CHAIN set. - * function.c (lookup_static_chain): If we're checking on a function - that doesn't need a static chain, return 0. - (init_function_start): We don't need context if DECL_NO_STATIC_CHAIN - is set. - * tree.c (staticp): Check DECL_NO_STATIC_CHAIN on nested functions. - -Tue Mar 5 15:04:29 1996 Jim Wilson <wilson@chestnut.cygnus.com> - - * sh.md (push_e, pop_e): Add TARGET_SH3E to condition. - * sh.h (JUMP_TABLES_IN_TEXT_SECTION): Define. - * sh.c (find_barrier): Set si_limit to 1018 instead of 1020, and - hi_limit to 510 instead of 512. - -Tue Mar 5 13:39:44 1996 Doug Evans <dje@cygnus.com> - - * loop.c (init_loop): Use pseudo reg in add_cost computation - so cost doesn't vary depending on whether reg 0 happens to be - fixed or not. - -Tue Mar 5 09:32:24 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * reg-stack.c (record_label_references): Check for undefined label. - -Tue Mar 5 09:22:20 1996 Scott Christley (scottc@net-community.com) - - * objc/objc-api.h, objc/runtime.h: Include objc/thread.h. - * objc/class.c (__objc_init_class_tables): Surround sarray access - with mutex lock/unlock. - (__objc_add_class_to_hash, objc_lookup_class): Likewise. - (objc_get_class, objc_get_next_class): Likewise. - (__objc_resolve_class_links, class_pose_as): Likewise. - * objc/init.c (__objc_runtime_mutux, __objc_runtime_thread_alive): - New variables. - (objc_init_statics, __objc_init_protocols): Surround sarray access - with mutex lock/unlock - (__objc_exec_class): Likewise. - Initialization for thread-safe global variables. - Declarations for thread-safe functions and global variables - * objc/sendmsg.c (get_imp, __objc_responds_to): - Surround sarray access with mutex lock/unlock. - (__objc_init_install_dtable): Likewise. - (__objc_update_dispatch_table_for_class): Likewise. - (__objc_print_dtable_stats): Likewise. - * objc/selector.c (sel_get_typed_uid, sel_get_any_typed_uid): Likewise. - (sel_get_any_uid, sel_get_name, sel_register_name): Likewise. - (sel_register_typed_name): Likewise. - * objc/sarray.h (union sversion): New. - (struct sarray): Maintain multiple versions. - (sarray_remove_garbage): Add prototype. - * objc/sarray.c (sarray_{remove,free}_garbage): New functions. - (sarray_at_put, sarray_new, sarray_lazy_copy): - Modify/copy sarray structure/data in a thread-safe manner - (sarray_{realloc,free}): Reallocate/free sarray structure/data in a - thread-safe manner. - - * objc/THREADS, objc/thread.c, objc/thread.h: New files. - * objc/thread-{decosf1,irix,solaris,win32,single}.c: New files. - * objc/objc-list.h: Renamed from objc/list.h. - * objc/Makefile: Changes to compile new files and name renaming. - * objc/makefile.dos: Likewise. - -Tue Mar 5 07:51:31 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * bc-emit.c, bc-optab.c (free): Delete declaration of library function. - - * c-decl.c (duplicate_decl): If making decl non-external, copy - context from old to new. - -Tue Mar 5 02:27:35 1996 Jeffrey A. Law <law@cygnus.com - - * lib2funcs.asm (__outline_prologue): New "function". - (__outline_epilogue): New "function". - * pa.h (TARGET_SPACE): Define. - (target_flags): Add -mspace and -mno-space. Enable/disable - space saving optimizations. - (FRAME_POINTER_REQUIRED): Frame pointers are always required - when generating out of line prologues and epilogues. - * pa.c (compute_frame_size): Handle out of line prologues/epilogues. - (hppa_expand_prologue): If optimizing for space, emit an out of - line prologue. - (hppa_expand_epilogue): Similarly. - (override_options): Optimizing for space is not compatable with - either profiling or PIC code generation. - * pa.md (outline_prologue_call): New pattern. - (outline_epilogue_call): Likewise. - -Tue Mar 5 02:17:32 1996 Doug Evans <dje@cygnus.com> - - * sparc.md (*cmp{si,di}_insn): %r0 -> %0. - (DFmode move define_split): Ensure registers not extended v9 fp regs. - (*mov{sf,df,tf}_cc_reg_sp64): %r3 -> %3. - -Mon Mar 4 18:46:37 1996 Manfred Hollstein <manfred@lts.sel.alcatel.de> - - * Makefile.in (CRT0STUFF_T_CFLAGS): New macro. - (stamp-crt0, crt0.o, mcrt0.o): New goals. - (STAGESTUFF): stamp-crt0 added. - - * collect2.c (main): Check new define DEFAULT_A_OUT_NAME. - - * m68k.c (print_operand): Emit .l as scale factor #ifdef MOTOROLA. - * m68k/mot3300-crt0.S, m68k/mot3300Mcrt0.S: New files. - * m68k/mot3300g.h: Deleted. - * m68k/mot3300.h (FUNCTION_PROFILER): Emit label references - corresponding to those generated by ASM_OUTPUT_INTERNAL_LABEL. - (MOTOROLA, MOTOROLA_BSR, ...): Define #ifndef USE_GAS. - (ASM_SPEC): Define properly #ifdef USE_GAS. - (LIB_SPEC): -L/usr/lib/libp deleted. - (STARTFILE_SPEC): -L/usr/lib/libp added. - (DEFAULT_A_OUT_NAME): Define. - (LINK_SPEC): Pass -v if GNU ld is used. - (LOCAL_LABEL_PREFIX): Local labels start with .L using GAS, else L%. - (USER_LABEL_PREFIX): Undefine. - (FUNCTION_PROFILER): Call asm_fprintf instead of normal fprintf. - (ASM_APP_ON, ASM_FILE_START): GAS supports it. - (CTORS_.../DTORS_...): Define if GNU ld is used. - (ASM_FILE_START): Define properly for Motorola and GNU as syntax. - (TARGET_VERSION): Re-define only #ifndef USE_GAS. - (CALL_USED_REGISTERS): Deleted. - (GLOBAL_ASM_OP): Re-define only #ifndef USE_GAS. - (ASM_{LONG,SHORT,CHAR,BYTE,BYTE_OP}): New macros. - (ASM_OUTPUT_{DOUBLE,LONG_DOUBLE,FLOAT,INT,SHORT}): Use them. - (ASM_OUTPUT_{CHAR,BYTE,ASCII,FLOAT_OPERAND,DOUBLE_OPERAND}): Likewise. - (ALIGN_ASM_OP, SKIP_ASM_OP): New macros. - (ASM_OUTPUT_{ALIGN,SKIP}): Use them. - (ASM_OUTPUT_SOURCE_FILENAME): Define only if not using GNU as. - (ASM_{GENERATE,OUTPUT}_INTERAL_LABEL): Provide proper definitions for - Motorola and GNU as syntax. - (ASM_OUTPUT_ADDR_{VEC,DIFF}_ELT): Changed for portability between - Motorola and GNU as syntax. - (ASM_OUTPUT_{CASE_LABEL,OPCODE}): Define only if not using GNU as. - (ASM_OUTPUT_CASE_FETCH, ASM_RETURN_CASE_JUMP): New macros. - (ASM_OUTPUT_{COMMON,LOCAL}): Proper defns for Motorola and gas syntax. - (SDB_...): Define only for Motorola as. - (ALT_LIBM): New define to tell g++.c about an alternative name for - `-lm'. - (MATH_LIBRARY, NEED_ATEXIT, HAVE_ATEXIT, EXIT_BODY): New macros. - * m68k/t-mot3300, m68k/t-mot3300-{gald,gas,gld}: New files. - * m68k/x-mot3300-gas: New file. - * m68k/xm-mot3300.h (USG): Set to 1. - * configure (m68k-motorola-sysv*): Keep track of new different - combinations (--with-gnu-...), and provide proper definitions for - tm_file, xmake_file, tmake_file, use_collect2, and extra_parts. - - * gbl-ctors.h (HAVE_ATEXIT): Define if NEED_ATEXIT is defined. - (atexit): Use `int atexit' prototype also if NEED_ATEXIT is defined. - (on_exit): According to man on_exit on the Sun it returns int not void. - * libgcc2.c (L_bb/atexit, onexit): Declarations replaced by - #include'ing "gbl-ctors.h". - (L_exit/atexit): New function. - (L_exit/exit): Call any registered functions. - -Mon Mar 4 18:03:38 1996 Bryan Ford (baford@cs.utah.edu) - - * configure (i[3456]86-moss-msdos*): New target. - * i386/moss.h: New file. - -Mon Mar 4 17:38:50 1996 Jim Wilson <wilson@cygnus.com> - - * sh.h (PASS_IN_REG_P): Don't reject BLKmode for SH3e. - For SH3e, do reject parameter that won't fit entirely in registers. - - * sh.md (mulhisi3-2, mulhisi3-1, mulsidi3_i, umulsidi3_i, - smulsi3_highpart, umulsi3_highpart): Renames operands 1/2 to 0/1. - (mulsidi3, umulsidi3): Add support for TARGET_LITTLE_ENDIAN. - - * sh.c (machine_dependent_reorg): In TARGET_RELAX code, when scan - forward from LINK, fail if pass a CODE_LABEL before finding INSN. - Fail if SCAN not INSN is a JUMP_INSN. - -Mon Mar 4 11:27:10 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h (CALL_LONG): Change CALL_xx values from an enumeration - to bitmasks. Add CALL_LONG to support longcall attributes. - (rs6000_args): Call_cookie field is now an int. - (rs6000_longcall_ref): Add declaration. - - * rs6000.c (init_cumulative_args): Add support for longcall - attributes to always call through a pointer. - (function_arg): Ditto. - (rs6000_valid_type_attribute_p): Ditto. - (rs6000_longcall_ref): New function for long calls. - - * rs6000.md (call insns): Add support for longcall attributes. - -Mon Mar 4 08:42:14 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * real.c (significand_size): Don't test the modes, but their sizes. - - * dwarfout.c (xstrdup): Moved from here. - * toplev.c (xstrdup): New function. - * tree.h (xstrdup): Declare. - * bc-emit.c (bc_xstrdup): Delete. - * expr.c (bc_strdup): Delete. - (bc_load_externaddr_id): Use xstrdup instead of bc_xstrdup. - * function.c (bc_expand_function_start): Likewise. - * 1750a.c (strdup): Delete. - (float_label): Use xstrdup instead of strdup. - * 1750a.h (xstrdup): Declare instead of instead of strdup. - (ASM_OUTPUT_LABEL): Use xstrdup instead of strdup. - (FIX_FRAME_POINTER_ADDRESS): Don't use DEPTH in string. - -Mon Mar 4 08:23:23 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * xm-we32k.h (NO_WAIT_H): Deleted. - - * collect2.c: Never include wait.h. - -Sat Mar 2 22:43:07 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu> - - * configure (code for making links): Work around sh bug on FreeBSD. - -Sat Mar 2 13:40:29 1996 Jeffrey A. Law <law@cygnus.com> - - * h8300.h (BIGGEST_FIELD_ALIGNMENT): Replace uses of - TARGET_ALIGN_STRUCT_300 with TARGET_ALIGN_300. - (BIGGEST_ALIGNMENT): Likewise. - -Sat Mar 2 08:04:50 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * calls.c (expand_call): If passing by invisible ref, not const. - - * sparc.c (SKIP_CALLERS_UNIMP_P): Make agree with test used in call. - - * expr.c (do_jump, case COMPOUND_EXPR): Call preserve_temp_slots. - - * fold-const.c (fold, case *_DIV_EXPR): Ignore SAVE_EXPR if has RTL. - -Fri Mar 1 17:59:17 1996 Jeffrey A. Law <law@cygnus.com> - - * optabs.c (emit_cmp_insn): Immediately copy the return - value from the library call into a pseudo register. - (emit_float_lib_cmp): Likewise. - -Fri Mar 1 14:37:40 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (BSS_SECTION_ASM_OP): Define. - (*_SECTION_ASM_OP): Change tab after .section into a space. - (ASM_OUTPUT_INT): Ditto. - (ASM_OUTPUT_ALIGNED_LOCAL): Rewrite to use bss_section. - (ASM_OUTPUT_ALIGNED_BSS): Define to use ASM_GLOBALIZE_LABEL and - ASM_OUTPUT_ALIGNED_LOCAL. - - * rs6000/win-nt.h (BSS_SECTION_ASM_OP): Define. - (ASM_OUTPUT_ALIGNED_LOCAL): Define. - (ASM_OUTPUT_LOCAL): Don't define any more. - (ASM_OUTPUT_ALIGNED_BSS): Define to use ASM_GLOBALIZE_LABEL and - ASM_OUTPUT_ALIGNED_LOCAL. - -Thu Feb 29 17:33:12 1996 Jim Wilson <wilson@chestnut.cygnus.com> - - * c-typeck.c (push_init_level): When output padding to align structure - field, set constructor_unfilled_fields. - - * dbxout.c (dbxout_type, case METHOD_TYPE): Add CHARS (1) call - after emitting second '#' character. - -Thu Feb 29 13:59:27 1996 Doug Evans <dje@charmed.cygnus.com> - - * h8300.h (ASM_OUTPUT_BSS): Define. - * m68k/coff.h (BSS_SECTION_ASM_OP): Define. - (ASM_OUTPUT_ALIGNED_BSS): Define. - * m68k/m68k-aout.h (BSS_SECTION_ASM_OP): Define. - (ASM_OUTPUT_BSS): Define. - -Thu Feb 29 13:39:39 1996 Per Bothner <bothner@cygnus.com> - - * varasm.c (compare_constant_1): For a SET_TYPE CONSTRUCTOR, - first extract and compare the set length. - - * varasm.c (record_constant_1): For SET_TYPE CONSTRUCTOR, - permanent_obstack.next_free is *end* of available space. - -Thu Feb 29 13:14:14 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.h (TARGET_SWITCHES): Add new flags "-mlong-load-store" and - "-mno-long-load-store". - (TARGET_LONG_LOAD_STORE): Define. - * pa.md (symbolic high part): Handle TARGET_LONG_LOAD_STORE. - -Thu Feb 29 11:39:30 1996 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.md (cmpxf*): XF compare cannot have mem operands. - (casesi expand): Put (minus:SI..) into subsi3 format. - * i386.c (i386_return_pops_args): Cleanup extra argument - used as address of a returned structure. - -Wed Feb 28 22:24:28 1996 Doug Evans <dje@cygnus.com> - - * varasm.c (enum in_section): Define in_bss if BSS_SECTION_ASM_OP - is defined. - (bss_section,asm_output_bss,asm_output_aligned_bss): New functions. - (assemble_variable): Delete redundant test for too large an object. - Rewrite test for uninitialized variables. Use new macros - ASM_OUTPUT{,_ALIGNED}_BSS if defined to output global uninitialized - but not common variables. - * bytecode.h (BC_OUTPUT_BSS): Define. - * lynx.h (EXTRA_SECTIONS): Delete in_bss. - (EXTRA_SECTION_FUNCTIONS): Delete BSS_SECTION_FUNCTION. - * svr3.h (EXTRA_SECTIONS): Likewise. - (BSS_SECTION_FUNCTION): Delete. - * convex.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Delete. - * dsp16xx.h (EXTRA_SECTIONS): Delete in_bss. - (EXTRA_SECTION_FUNCTIONS): Delete bss_section. - * gmicro.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Delete. - * i386/aix386ng.h (EXTRA_SECTION_FUNCTIONS): Delete - BSS_SECTION_FUNCTION. - * i386/att.h (BSS_SECTION_FUNCTION): Delete. - * i386/sco5.h (EXTRA_SECTIONS): Delete in_bss. - (EXTRA_SECTION_FUNCTIONS): Delete BSS_SECTION_FUNCTION. - (BSS_SECTION_FUNCTION): Delete. - * i386/seq-sysv3.h (BSS_SECTION_FUNCTION): Delete. - * i386/svr3gas.h (EXTRA_SECTIONS): Delete in_bss. - (EXTRA_SECTION_FUNCTIONS): Delete BSS_SECTION_FUNCTION. - (BSS_SECTION_FUNCTION): Delete. - * i860/paragon.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Undef. - * m68k/crds.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Delete. - (BSS_SECTION_ASM_OP): Define. - * m68k/m68k.h (BC_OUTPUT_BSS): Define. - * mips/iris6.h (EXTRA_SECTIONS): Delete in_bss. - * pa.h (EXTRA_SECTIONS): Delete in_bss. - (EXTRA_SECTION_FUNCTIONS): Delete bss_section. - * sparc/litecoff.h (EXTRA_SECTIONS): Delete in_bss. - -Wed Feb 28 14:12:25 1996 Jim Wilson <wilson@chestnut.cygnus.com> - - * sh.h (FUNCTION_VALUE_REGNO_P, FUNCTION_ARG_REGNO_P): Include FP - registers only when TARGET_SH3E. - (PASS_IN_REG_P): Exclude BLKmode only when ! TARGET_SH3E. - -Wed Feb 28 12:03:26 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (rs6000_trampoline_{template,size}): Change Windows NT - trampoline template so it doesn't require making stack executable. - Add support for 64 bit systems. - (rs6000_initialize_trampoline): Ditto. - -Tue Feb 27 16:42:00 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.c (print_operand): New code 'H'. - * rs6000.md (insv, extzv): Add DImode patterns. Use 'h' - consistently for masking SImode shifts. - (rotldi3, ashldi3, lshrdi3, ashrdi3): Use 'H'. - (movsf split): Generate CONST_INT instead of SUBREG. - -Tue Feb 27 15:02:17 1996 Doug Evans <dje@cygnus.com> - - * sh.h (HANDLE_PRAGMA): Delete `return'. - -Tue Feb 27 08:18:12 1996 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm.c (aof_text_section): Remove pseudo read-only hack. Doesn't - take a parameter any more. - * arm/aof.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove - readonly data sections. - (READONLYDATA_SECTION, READONLY_DATA_SECTION): Delete. - - * arm.h (enum arm_cond_code): New enum. - (ARM_INVERSE_CONDITION_CODE): Moved here from arm.c. - (SELECT_CC_MODE): Call arm_select_cc_mode to do the work. - (PREDICATE_CODES): Add dominant_cc_register; delete - reversible_cc_register. - * arm.c (arm_current_cc): Now an enum. - (ARM_INVERSE_CONDITION_CODE): Moved to arm.h - (revsersible_cc_register): Delete. - (dominant_cc_register): New function. - (select_dominance_cc_mode): New function. - (arm_select_cc_mode): New function. - (output_return_instruction): New parameter REVERSE, used to - reverse the condition of a conditional return. All callers - changed. - (arm_print_operand case 'D'): Only suppress condition printing - if the operand is a NULL pointer. - (get_arm_condition_code): Now a static function returning - enum arm_cond_code. Handle dominance expressions. Return enum - values rather than integers. - * arm.md (*addsi3_compare0_scratch): New insn. - (*movsi_compare0, *cmpsi_insn, *cmpsi_shiftsi): Make sure the - compare has mode CC. - (cmp{si,sf,df,xf} expands): Just provide sufficient information - to allow the parameters to be matched properly. - (*cmpsi_negsi): Delete (of dubious validity). - (*cmpsi_shiftsi_swp): New pattern. - (*condbranch_reversed): No longer needs to check REVERSIBLE_CC_MODE. - (mov{si,sf,df}cc, *mov{si,sf,df}{,_hard,_soft}_insn): The mode of the - IF_THEN_ELSE must be appropriate to the target (not void). - (*and_scc): Match cc_register, not reversible_cc_register. - (*ior_compare_compare): Delete. - (split for ior_compare_compare + condjump): Delete. - (*impossible_cond_compare): Delete. - (*condition_compare_ior): Delete. - (*cond_move): Mode for the IF_THEN_ELSE must be SImode. - (*and_scc_scc): Delete. - (split for and_scc_scc + condjump): Delete. - (*impossible_cond_branch_and): Delete. - (*cmp_ite0, *cmp_ite1): New patterns. - (if_compare_not): Should be an anonymous pattern. - (Peephole for move and compare): Compare mode must be mode CCmode. - (Split pattern for comparing shifted reg then branch): Delete. - (*loadqi_compare): Delete, replaced with a split pattern to do - the same thing. - (*cond_move_not): Match cc_register, not reversible_cc_register. - - * arm.c ({load,store}_multiple_sequence): New functions. - (emit_{ldm,stm}_seq): New functions. - * arm.md (load/store multiple peepholes): Rewrite using the above - functions. - (all patterns taking immediate_operand): If the code later assumes - this is a CONST_INT, then match const_int_operand instead. - -Mon Feb 26 17:26:13 1996 Doug Evans <dje@cygnus.com> - - * sparc.md: Add sparclet scheduling parameters. - (compare define_insn's): Move closer to compare define_expand's. - (32 bit multiply patterns): Use for TARGET_SPARCLET. - (*smacsi,*smacdi,*umacdi): Multiply/accumulate patterns for the - sparclet. - -Sat Feb 24 19:13:29 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (movsf split): Fix typo in last patch. - -Sat Feb 24 10:02:55 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * toplev.c (fatal_insn): Flush stdout/stderr. - -Sat Feb 24 02:03:28 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.md (abssi2): Rework to avoid matching constraints. - -Fri Feb 23 11:21:43 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.c (override_options): Warn if both PIC code generation and - profiling are requested. - -Fri Feb 23 08:47:38 1996 Richard Kenner (kenner at vlsi1) - - * expr.c (expand_builtin, case BUILT_IN_SETJMP): Set CONST_CALL_P - on NOTE_INSN_SETJMP instead of emitting USE insns for call-saved regs. - * reload1.c (reload): For special CONST_CALL_P NOTE_INSN_SETJMP, - mark all call-saved regs as used. - * sched.c (sched_analyze): Record NOTE_INSN_SETJMP if no - CALL_INSN as prev; preserve CONST_CALL_P bit. - (reemit_notes): Restore CONST_CALL_P. - -Thu Feb 22 17:45:12 1996 Doug Evans <dje@cygnus.com> - - * configure (sparclet-*-aout*): Set extra_headers. - * ginclude/inl-sparc.h: New file. - -Wed Feb 21 20:39:53 1996 Doug Evans <dje@cygnus.com> - - * configure (sparc64-*-solaris2*): Merge with sparc-*-solaris2*. - * sparc.h (enum processor_type): Declare. - (sparc_cpu_attr): Define. - (TARGET_OPTIONS): Add -mtune=. - (sparc_select): Declare. - (sparc_cpu_string): Delete. - (FIRST_PSEUDO_REGISTER): Set to 100. - ({FIXED,CALL_USED}_REGISTERS): Merge !v9/v9 cases. - (CONDITIONAL_REGISTER_USAGE): Mark %g5 as fixed if !v9. - Mark %g1 as fixed if v9. Fix v9-only regs if !v9. - Mark fp{16..47} as call-saved if v9. - (enum reg_class): Merge !v9/v9 cases. - (REG_CLASS_NAMES,REG_CLASS_CONTENTS,REGNO_REG_CLASS): Likewise. - (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER,LEAF_REGISTERS): Likewise. - (FP_REG_CLASS_P,SPARC_REGISTER_NAMES): Likewise. - (REG_CLASS_FROM_LETTER): Test TARGET_V9 at runtime. - * sparc.c (sparc_cpu_string): Delete. - (sparc_select): New global. - (sparc_override_options): Handle -mtune=xxx. - * sparc.md (cpu attr): Add sparc{lite,let} implementations. - * sparc/sp64-sol2.h: Deleted. - - * arm.md (consttable_end): Delete call to text_section. - (align_4): Delete call to readonly_data_section. - -Wed Feb 21 14:29:06 1996 Ian Lance Taylor <ian@cygnus.com> - - * cplus-dem.c (demangle_template): Initialize is_bool. Correctly - handle 0 as a pointer value parameter. - -Wed Feb 21 14:13:29 1996 Jason Merrill <jason@yorick.cygnus.com> - - * tree.c (decl_function_context): Do decl_function_context right for - function-local classes. - -Wed Feb 21 12:42:52 1996 Jeffrey A. Law <law@cygnus.com> - - * c-typeck.c (initializer_constant_valid_p): Don't dereference - a null pointer on partial structure initialization. - -Wed Feb 21 11:49:58 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (ASM_OUTPUT_EXTERNAL): Append section info - even when verbatim symbol prefix '*' present. - * rs6000/aix3newas.h (ASM_OUTPUT_EXTERNAL): Same. - * rs6000/aix41.h (ASM_OUTPUT_EXTERNAL): Same. - * rs6000/powerpc.h (ASM_OUTPUT_EXTERNAL): Same. - * rs6000/win-nt.h (ASM_OUTPUT_EXTERNAL): Same. - -Wed Feb 21 03:55:32 1996 Paul Eggert <eggert@twinsun.com> - - * cccp.c (validate_else): Don't loop given `#endif /'. - Handle multiple adjacent backslash-newlines correctly. - Accept a new parameter LIMIT to specify end of input; - this prevents confusion when the input contains '\0' characters. - (collect_expansion): Fix off-by-1 error when searching for `*/' - at end of a comment used for traditional token concatenation. - (macarg1): Fix off-by-1 error when skipping past `*/' - at end of comment. - -Tue Feb 20 16:12:31 1996 Doug Evans <dje@cygnus.com> - - * hard-reg-set.h (twice unrolled GO_IF_HARD_REG_EQUAL): Add missing \. - -Tue Feb 20 14:21:16 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.h (DBX_CONTIN_LENGTH): Define to 4000 characters. - - * pa.c (hppa_expand_epilogue): Always emit a blockage insn - before cutting back the stack. - -Mon Feb 19 19:42:15 1996 Brendan Kehoe <brendan@lisa.cygnus.com> - - * sparc.h (TARGET_SWITCHES): Add -m{,no-}impure-text. - (MASK_IMPURE_TEXT, TARGET_IMPURE_TEXT): Define. - (LINK_SPEC): Only add `-assert pure-text' if -mimpure-text wasn't used. - -Mon Feb 19 19:20:15 1996 Doug Evans <dje@canuck.cygnus.com> - - * configure (sparc-aout): sparc-aout.h renamed to aout.h. - (sparclet-aout): Likewise. - (sparclite-*-aout*): Renamed from sparclite-*-*. - Don't set use_collect2. - (target_cpu_default): Set to TARGET_CPU_<cpu> for sparc. - - * sparc.h (TARGET_CPU_sparc{,let,lite,64}): Define. - ({CPP,ASM}_DEFAULT_SPEC): Set from TARGET_CPU_foo. - (SPARC_ARCH64 CPP_PREDEFINES): Define __arch64__. - (CPP_SPEC): Add %(cpp_cpu). - (CPP_CPU_SPEC): Define. - (CC1_SPEC): Convert -m<cpu> to -mcpu=<cpu>. - (ASM_SPEC): Add %(asm_cpu). - (ASM_CPU_SPEC): Define. - (EXTRA_SPECS,SUBTARGET_EXTRA_SPECS): Define. - (OVERRIDE_OPTIONS): Call SUBTARGET_OVERRIDE_OPTIONS after - sparc_override_options. - ({MASK,TARGET}_SUPERSPARC): Delete. - ({MASK,TARGET}_SPARCLET): Define. - (MASK_ISA): Renamed from MASK_CPUS. - (TARGET_SWITCHES): Delete no-{v8,sparclite}. - (sparc_cpu,sparc_cpu_string): Declare. - ({SUB,}TARGET_OPTIONS): Define. - (FIXED_REGISTERS): Add definitions for sparc64 in 32 bit mode. - (CONDITIONAL_REGISTER_USAGE): Don't set fixed_regs[234] if sparc64. - Don't set call_used_regs[48..80] for sparc64 in 32 bit mode. - Don't clobber fixed_regs[234] if -ffixed- was passed. - (ADJUST_COST): Change test for supersparc. - * sparc.c (sparc_cpu_string,sparc_cpu): New globals. - (sparc_override_options): Set ISA and CPU from sparc_cpu_string. - Delete tests for v9 only switches if not v9. - Error if -mcpu=v9 and v9 support not compiled in. - * sparc/sol2.h (CPP_SPEC): Use %(cpp_cpu). - (ASM_SPEC): Likewise. - (ASM_{DEFAULT,CPU}_SPEC): Use Solaris syntax for sparc64. - * sparc/sysv4.h (ASM_SPEC): Add %(asm_cpu). - * sparc/t-sparcbare (MULTILIB_*): -mv8 renamed to -mcpu=v8. - * sparc/t-sparclite (MULTILIB_*): Delete msoft-float and mno-flat, - they're the defaults. Add -mcpu=f934 as synonym for -mfpu. - * va-sparc.h (__arch64__): Renamed from __sparc_v9__. - - * sparc/lite.h: #include aoutos.h. - (TARGET_DEFAULT): Use MASK_FOO values. - * sparc/sp64-aout.h: #include aoutos.h. - (TARGET_DEFAULT): Add MASK_APP_REGS. - (JUMP_TABLES_IN_TEXT_SECTION,READONLY_DATA_SECTION): Delete. - * sparc/sp64-elf.h (TARGET_DEFAULT): Add MASK_APP_REGS. - (CPP_PREDEFINES): Define __arch64__. - * sparc/sp64-sol2.h (TARGET_DEFAULT, SUBTARGET_SWITCHES): Delete. - (ASM_SPEC): Delete. - - * sparc.h ({MASK,TARGET}_FRW): Delete. - (FRAME_POINTER_REQUIRED,INITIAL_FRAME_POINTER_OFFSET, - BASE_{INCOMING_ARG,OUTGOING_VALUE}_REG,INCOMING_REGNO,OUTGOING_REGNO, - FUNCTION_{PROLOGUE,EPILOGUE},DELAY_SLOTS_FOR_EPILOGUE): TARGET_FRW - renamed to TARGET_FLAT. - - * sparc.md (cpu attr): Add all cpu variants. - (negtf2,negdf2,abstf2,absdf2): Use isa attr, not arch attr, in - determining insn lengths. - - * sparc/aout.h: Renamed from sparc-aout.h. - (CPP_PREDEFINES): Delete __GCC_NEW_VARARGS__. - Add -Acpu(sparc) -Amachine(sparc). - -Mon Feb 19 17:49:08 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (movsf split): Use SUBREG, not operand_subword. - (movdf split): operand_subword TARGET_32BIT and new split using - SUBREG for TARGET_64BIT. - * rs6000.c (easy_fp_constant): Rewrite to not use operand_subword. - (input_operand): Remove final add_operand test made irrelevant by - Dec. 8 change. - (output_toc): Handle DImode values. - -Mon Feb 19 13:38:00 1996 Lee Iverson <leei@Canada.AI.SRI.COM> - - * i386/sol2.h (SWITCH_TAKES_ARG): Restore -R. - * sparc/sol2.h (SWITCH_TAKES_ARG): Likewise. - -Mon Feb 19 08:19:00 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * hard-reg-set.h (HARD_REG macros): If more than - HOST_BITS_PER_WIDE_INT hard registers and less than or equal to - 4*HOST_BITS_PER_WIDE_INT hard registers, unroll loops by hand. - -Mon Feb 19 07:35:07 1996 Torbjorn Granlund <tege@tmg.se> - - * rs6000.md (not:SI with assign and compare): Fix typo. - (not:DI with assign and compare): Likewise. - -Mon Feb 19 07:17:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * sparc.md (nonlocal_goto): No longer need USE of %o0. - (goto_handler_and_restore): Show uses %o0. - - * combine.c (force_to_mode, case IOR): Fix typo in commuting - IOR and LSHIFTRT. - - * alpha.c (call_operand): If in REG, only reg 27 valid. - -Mon Feb 19 06:57:34 1996 Richard Earnshaw (rearnsha@armltd.co.uk) - - * emit-rtl.c (operand_subword): For 32-bit targets, return - the appropriate subword of extended precision CONST_DOUBLEs. - - * arm.c (offsettable_memory_operand): New function. - (alignable_memory_operand): New function. - (gen_rotated_half_load): New function. - (get_arm_condition_code): Extract the mode of the comparison and - use it to generate the correct return value. - * arm.h (EXTRA_CC_MODES, EXTRA_CC_NAMES): Add CC_Zmode. - (SELECT_CC_MODE): return CC_Zmode if the operand is QImode. Allow LT - and GE comparisons in CC_NOOVmode. - (PREDICATE_CODES): add offsettable_memory_operand and - alignable_memory_operand. - * arm.md (*zeroextract[qs]i_compare0_scratch): Use const_int_operand - for operands 1 and 2. - (split patterns for aligned memory half-word operations): New patterns. - (movhi): Handle memory accesses where the alignment is known in a more - efficient manner. - (*compareqi_eq0): Use CC_Zmode. - -Mon Feb 19 05:34:08 1996 Jason Merrill <jason@phydeaux.cygnus.com> - - * toplev.c (lang_options): Add -W{no-,}sign-compare. - - * c-tree.h: Declare warn_sign_compare. - - * c-typeck.c (build_binary_op): Check warn_sign_compare rather - than extra_warnings to decide whether to warn about comparison of - signed and unsigned. - - * c-decl.c (c_decode_option): Handle warn_sign_compare. -Wall - implies -Wsign-compare. - -Sun Feb 18 21:13:44 1996 Pat Rankin (rankin@eql.caltech.edu) - - * c-lex.c (yylex, case '0'..'9','.'): For cases '0' and '1', - check for single digit constant before resorting to general - number processing. - -Sun Feb 18 19:29:44 1996 J.T. Conklin <jtc@netbsd.org> - - * m68k.h (TARGET_68060): New macro. - (TARGET_SWITCHES): Add -m68060. - * m68k.md (const_umulsi3_highpart): Disable for TARGET_M68060. - (ftruncdf2, ftruncsf2, muldf3, mulsidi3): Likewise. - (smulsi3_highpart, umulsi3_highpart, umulsidi3): Likewise. - - * {m68k,ns32k,sparc}/netbsd.h (DBX_NO_XREFS): Removed. - -Sun Feb 18 13:29:56 1996 Charles M. Hannum (mycroft@netbsd.org) - - * c-common.c (check_format_info): Warn about `L' if -pedantic. - -Fri Feb 16 20:13:23 1996 Paul Eggert <eggert@twinsun.com> - - * c-typeck.c (convert_for_assignment): - Bring back conversion to union without a cast, - undoing the Jan 16 change, but with the following differences: - - The union must have the transparent_union attribute. - - The conversion must be for a function argument. - - Warn consistently about such conversions if pedantic. - - Do not warn about an assignment incompatibility for one union member - if another union member is compatible with no warning. - -Fri Feb 16 12:06:21 1996 Stan Cox <coxs@spiff.gnu.ai.mit.edu> - - * i386.c (ix86_*_binary_operator*): Allow CONST_INT as operand1 - of MINUS. - * i386/dgux.h (OPTIMIZATION_OPTIONS): Call optimization_options. - -Fri Feb 16 08:39:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure: Change stdout report when have multiple files in - tm_file, host_xm_file, or build_xm_file. - (a29k-*-bsd): Use both a29k.h and unix.h. - (a29k-*-udi): Rename a29k-udi.h to udi.h; - use a29k.h, dbxcoff.h, and it. - (a29k-*-vxworks): Use a29k.h, dbxcoff.h, a29k/udi.h, and a29k/vx29k.h. - (alpha-dec-osf[23456789]*): Use alpha.h, not osf2.h. - (alpha-dec-osf1.2): Use alpha.h and alpha/osf12.h. - (alpha-*-osf*): Add explicit assignment of tm_file. - * a29k/udi.h: Renamed from a29k-udi.h. - Don't include a29k.h or dbxcoff.h. - * a29k/unix.h: Don't include a29k.h. - * a29k/vx29k.h: Don't include a29k-udi.h. - * alpha.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Use unsigned int. - * alpha/osf2.h: Deleted. - * alpha/osf12.h: Don't include alpha.h. - (WCHAR_TYPE, WCHAR_TYPE_SIZE): Use short unsigned int. - * alpha/win-nt.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Use short unsigned int. - -Thu Feb 15 18:26:04 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/ntstack.asm (__allocate_stack): Round up length to 16 - byte boundary. - - * rs6000.md (allocate_stack): On Windows NT, call set_sp to - indicate to CSE stack pointer changes with call to __allocate_stack. - (set_sp): New pattern. - -Thu Feb 15 16:49:15 1996 Jim Wilson <wilson@cygnus.com> - - * integrate.c (save_for_inline_copying): Allocate reg_map with size - based on regno_pointer_flag_length instead of max_reg+1. - -Thu Feb 15 07:48:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fixincludes (rpc/types.h): Remove spurious "ls" command. - - * reload1.c (eliminate_regs, case USE): If using a register that - is source of elimination, show can't be eliminated. - - * expr.c (expand_builtin, case BUILT_IN_SETJMP): Shows clobbers FP - and all caller-save registers. - Set current_function_has_nonlocal_goto. - -Wed Feb 14 13:51:55 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (fix_truncdfsi2): Use SUBREG not operand_subword. - (movdi): Test HOST_BITS_PER_WIDE_INT at build time. - * collect2.c (scan_libraries): Append '/' to import path if missing. - -Wed Feb 14 09:01:55 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (movdi): Use HOST_WIDE_INT, not long long. - -Tue Feb 13 19:36:21 1996 Per Bothner <bothner@cygnus.com> - - * expr.c (store_constructor): Fix flow control thinko (merge error). - * expr.c (store_constructor): Pass correct value to recursive call. - -Wed Jan 31 11:34:45 1996 Mike Stump <mrs@cygnus.com> - - * expr.c (expand_expr, case TARGET_EXPR): We must always store - into the allocated slot for TAREGT_EXPRs. - -Tue Feb 13 18:27:05 1996 Philippe De Muyter <phdm@info.ucl.ac.be> - - * configure (powerpc-ibm-aix3): Look for 3.2.x, not 3.2x. - - * fixincludes (memory.h): Fix it also on sysV68. - -Tue Feb 13 17:59:03 1996 Lee Iverson <leei@Canada.AI.SRI.COM> - - * gcc.c (DEFAULT_SWITCH_TAKES_ARG): New macro, from SWITCH_TAKES_ARG. - (SWITCH_TAKES_ARG): Use it. - * i386/{osfrose,sol2}.h (SWITCH_TAKES_ARG): Likewise. - * mips/{gnu,mips}.h (SWITCH_TAKES_ARG): Likewise. - * sparc/sol2.h (SWITCH_TAKES_ARG): Likewise. - * config/svr4.h (SWITCH_TAKES_ARG): Likewise. - -Tue Feb 13 17:43:46 1996 Jim Wilson <wilson@cygnus.com> - - * integrate.c (save_constants_in_decl_trees): New function. - (save_for_inline_copying, save_for_inline_nocopy): Call it. - -Tue Feb 13 17:40:27 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expr.c (convert_move): Fix typo in extendqfh2 case. - - * reload1.c (reload): Make some non-group code no longer - conditional on SMALL_REGISTER_CLASSES. - -Tue Feb 13 17:30:45 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * pdp11.c: #include flags.h - (output_function_prologue, function_epilogue): Remove declarations - of call_used_regs and frame_pointer_needed. - - * c-common.c (overflow_warning): Fix typo in warning message. - - * c-decl.c (finish_decl): TREE_ASM_WRITTEN says if duplicate_decls - modified declaration to match an outside file scope declaration. - - * stmt.c (expand_end_case): Don't use ADDR_DIFF_VEC for PIC if - ASM_OUTPUT_ADDR_DIFF_ELT is not defined. - * a29k.h, romp.h (ASM_OUTPUT_ADDR_DIFF_ELT): Remove. - -Tue Feb 13 13:36:36 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/cygwin32.h (CPP_PREDEFINES): Do not define PPC, just - define __PPC__. Also define _ARCH_PPC to be compatible with the - other rs6000/powerpc ports. - * rs6000/win-nt.h (CPP_PREDEFINES): Ditto. - - * rs6000/cygwin32.h (LIBGCC_SPEC): Don't define, always link in. - (SDB_DEBUGGING_INFO): Undef. - (DBX_DEBUGGING_INFO): Define. - (PREFERRED_DEBUGGING_TYPE): Define as DBX_DEBUG. - - * rs6000/t-{cygwin32,winnt} (MULTILIB*): Remove multilib support. - - * rs6000/x-cygwin32 (LANGUAGES): Delete, don't override. - - * rs6000/ntstack.asm: New file to provide __allocate_stack, which - guarantees all pages in a dynamically allocated stack frame are - touched in order, so that the stack is properly grown. - - * rs6000/cgywin32.asm: Delete unused file. - - * rs6000/t-{cygwin32,winnt} (LIB2FUNCS_EXTRA): Add ntstack.S - to libgcc2 build. - - * rs6000.md (allocate_stack): For NT, call __allocate_stack to - bump the stack if the size is large or variable. - - * libgcc1-test.c (mainCRTStartup,__start): New startup functions - to silence more linkers. - -Tue Feb 13 13:30:53 1996 Jim Wilson <wilson@cygnus.com> - - * expr.c (store_constructor_field): Only call change_address if - bitpos is nonzero. - -Tue Feb 13 08:21:01 1996 Fila Kolodny <fila@ibi.com> - - * i370/mvs.h (CPP_SPEC): Add '-trigraphs' because IBM's h files - contain them. - -Tue Feb 13 08:17:52 1996 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> - - * c-typeck.c (quality_type prototype): Typo, rename as - qualify_type. - (build_binary_op): Fix precedence errors. - * combine.c (force_to_mode, num_sign_bit_copies, simplify_comparison): - Fix precedence errors. - * emit-rtl.c (gen_lowpart): Could return without a value. - * jump.c (jump_optimize): Fix potential infinite loop. - * reg-stack.c (record_reg_life_pat): Fix precedence error. - * reload1.c (emit_reload_insns): Fix precedence errors. - * stmt.c (bc_pushcase): Fix precedence error. - -Mon Feb 12 23:14:02 1996 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (rest_of_compilation): Also set RTX_INTEGRATED_P when - we aren't going to emit the inline just yet. - -Mon Feb 12 21:31:02 1996 Jim Wilson <wilson@cygnus.com> - - * rtl.h (INLINE_REGNO_POINTER_FLAG, INLINE_REGNO_POINTER_ALIGN): - Add one to array index. - -Mon Feb 12 20:55:39 1996 H.J. Lu (hjl@gnu.ai.mit.edu) - - * configure (i[345]86-*-linux*): Set tmake_file t-linux. - Add crtbeginS.o and crtendS.o to extra_parts. - * i386/linux.h (CC1, LIB_SPEC): Deleted. - * config/linux.h (STARTFILE_SPEC): Add crtbeginS.o if -shared. - (CC1_SPEC): New. - (LIB_SPEC): Remove %{mieee-fp:-lieee}; use -lc_p for -profile. - * config/t-linux: New file. - -Mon Feb 12 20:42:11 1996 Randy Smith <randys@camaro.osf.org> - - * i386/x-osfrose (XCFLAGS{,_NODEBUG}): Remove $(SHLIB). - (XCFLAGS): New variable. - (libdir, mandir, bindir): Delete. - * i386/t-osf: New file. - * i860/paragon.h (STARTFILE_SPEC): Make gcc find crt0.o, not loader. - (LIB_SPEC): Remove /usr/lib. - * Makefile.in (TCFLAGS): New variable. - (GCC_CFLAGS): Add $(TCFLAGS). - (LIBGCC2_CFLAGS): Add -D for __GCC_FLOAT_NOT_NEEDED. - (libgcc1-test): Remove -nostdlib. - (float.h-cross): Don't give error #ifdef __GCC_FLOAT_NOT_NEEDED. - * enquire.c: Define __GCC_FLOAT_NOT_NEEEDED. - * configure (i[3456]86-*-osfrose): Add t-osf as tmake_file. - -Mon Feb 12 18:43:54 1996 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) - - * 1750a.c (add_1_to_mem): Corrected. - -Mon Feb 12 18:23:35 1996 Doug Evans <dje@cygnus.com> - - * configure (sparclet-*-aout*): New configuration. - -Mon Feb 12 14:43:50 1996 Per Bothner <bothner@cygnus.com> - - Changes to distinguish typedef from original type in debug output. - * tree.h (DECL_ORIGINAL_TYPE): New macro. - * tree.c (copy_node): Zero out type.symtab union. - * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE for typedef origin. - * dbxout,c (dbxout_type): Don't canonicalize typedef type to base. - -Mon Feb 12 12:01:16 1996 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm.h: (CPP_SPEC): Define __ARMEB__, __ARMEL__, and - __ARMWEL__ depending on the endian flags passed to the compiler. - (ARM_FLAG_LITTLE_WORDS): Define. - (TARGET_SWITCHES): Add option -mwords-little-endian. - (TARGET_LITTLE_WORDS): Define. - (WORDS_BIG_ENDIAN): Select based on the endian switches. - (LIBGCC2_WORDS_BIG_ENDIAN): Define based on run-time endian - defines. - * arm.c (output_move_double): Cope with both word-endian - alternatives. Remove extraneous parameters from calls to - output_mov_immediate. - (arm_print_operand): New print code 'Q' for the least significant - register of a DImode operand. Make code 'R' always print the - most significant register, rather than the highest numbered. - * arm.md (all DImode output patterns): Use print code - 'Q' to access the least significant word. Make sure the - patterns are fully aware of the word endianness. - - * arm/semi.h (CPP_SPEC): Define __ARMEB__, __ARMEL__, and - __ARMWEL__ depending on the endian flags passed to the compiler. - (LINK_SPEC): Pass -EB to the linker if compiling for big-endian - mode. - (ASM_SPEC): Likewise for the assembler. - * arm/semiaof.h (CPP_SPEC): Define __ARMEB__, __ARMEL__, and - __ARMWEL__ depending on the endian flags passed to the compiler. - -Mon Feb 12 10:15:29 1996 Ian Lance Taylor <ian@cygnus.com> - - * configure: Permit tm_file and xm_file to be a list of header - file names, rather than just a single file. For many targets, - handle --with-stabs by adding dbx.h to tm_file, rather than using - a different tm_file. - * dbx.h: New file. - * alpha/gdb-osf2.h, alpha/gdb-osf12.h, alpha/gdb.h: Deleted. - * i386/sysv4gdb.h, mips/iris{5gdb,4gl,4gdb,3gdb}.h: Likewise. - * mips/dec-gosf1.h, mips/news{4,5}-gdb.h, mips/svr4-t-gdb.h: Likewise. - * mips/ultrix-gdb.h, mips/bsd-{4,5}-gdb.h: Likewise. - * mips/svr{4-5,4-4,3-5,3-4}-gdb.h, mips/mips-5-gdb.h: Likewise. - * mips/ecoff{,l}-gdb.h, mips/mips-4-gdb.h: Likewise. - -Mon Feb 12 07:22:20 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * integrate.c (save_for_inline_copying): Put virtual regs into - new regno_reg_rtx copy. - -Sun Feb 11 18:53:12 1996 Torbjorn Granlund <tege@noisy.tmg.se> - - * i386.md: Delete spurious integer subtract patterns. - Delete % from subtract operand constraints. - -Sun Feb 11 19:17:24 1996 Jeffrey A. Law <law@cygnus.com> - - * m68k.md (movqi): Call CC_STATUS_INIT when loading to/from - an address register via a data register. - -Sun Feb 11 08:44:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-common.c (check_format_info): Handle missing type in format - when terminated by a new `%'. - -Sat Feb 10 15:14:22 1996 J.T. Conklin <jtc@rtl.cygnus.com> - - * cross-make (STMP_FIXPROTO): Moved from here to build-make. - * build-make (STMP_FIXPROTO): Moved here from cross-make. - -Sat Feb 10 08:39:05 1996 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) - - * 1750a.md (movstrqi): Corrected. - (zero_extendqihi2): Taken out, let GCC synthesize. - (movhi-1): Added insn to move HImode small constant to memory. - (movhf-1): Added insn to move HFmode zero to memory. - (movtqf-1): Added insn to move TQFmode zero to memory. - (numerous insns): Taken out B (Base Reg with Index) mode. - - * 1750a.c (movcnt_regno_adjust): Corrected. - (mov_memory_operand, zero_operand): Added. - (b_mode_operand): Corrected. - (simple_memory_operand, add_1_to_mem): Added. - (print_operand_address): Corrected case of 'Q' output modifier. - - * 1750a.h (REG_ALLOC_ORDER): Changed back to natural order. - (CONST_DOUBLE_OK_FOR_LETTER_P): Added letter 'G'. - (EXIT_IGNORE_STACK): Set to 0. - (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Use corresponding REGNO_OK. - (MOVE_MAX, MOVE_RATIO): Defined. - -Sat Feb 10 08:28:12 1996 Martin Anantharaman <martin@goofy.imech.uni-duisburg.de> - - * configure (m68k-*-psos*): New configuration. - * psos.h: New file. - * m68k/m68k-psos.h: New file. - -Sat Feb 10 08:07:52 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * sched.c (flush_pending_lists): Add new arg, ONLY_WRITE. - (sched_analyze_{1,2,insn}): Add new arg to flush_pending_lists. - (sched_analyze): Always flush pending write list for call, even const. - - * integrate.c (save_for_inline_copying): Put reg_map in function's - maybepermanent obstack instead of using alloca; set regno_reg_rtx - to it; delete recently-added copying of this later. - -Sat Feb 10 00:49:58 1996 Doug Evans <dje@cygnus.com> - - * sched.c (add_dependence): Add test for next != CODE_LABEL. - -Fri Feb 9 16:10:04 1996 Stan Cox (coxs@dg-rtp.dg.com) - - * i386.md (fp, integer): Added function units for pentium. - (cmp*,mov*,add*,sub*,mul*,div*,extend*,trunc*,and*,ior*,xor*,neg*, - abs*,sqrt*,sin*,cos*,not*,ash*,lsh*,rot*,sub): Tightened constraints, - added attribute support, and made changes for new `binary' and - `unary' functions. - - * i386.c (processor_costs): New variable. - (optimization_options, ix86_expand_binary_operator, - ix86_binary_operator_ok, ix86_expand_unary_operator, - ix86_unary_operator_ok, is_mul, is_div, copy_all_rtx, rewrite_address, - last_to_set_cc, doesnt_st_condition_code, sets_condition_code, - str_immediate_operand, is_fp_insn, is_fp_dest, is_fp_store, - agi_dependent, reg_mentioned_in_mem): New functions. - - * i386.h (OPTIMIZATION_OPTIONS, ALIGN_DFmode, IS_STACK_MODE, - IX86_EXPAND_BINARY_OPERATOR): New macros. - (RTX_COSTS, REGISTER_MOVE_COST, ADJUST_BLOCKAGE) Changed for pentium. - -Fri Feb 9 14:47:27 1996 Doug Evans <dje@cygnus.com> - - * sparc.c (sp64_medium_pic_operand): New function. - (move_pic_label): Delete. - (legitimize_pic_address): Simplify using some named patterns. - (finalize_pic): Add preliminary sparc64 support. - (emit_move_sequence): Reorganize. - * sparc.md (pic_lo_sum_si,pic_sethi_si,get_pc_sp32,get_pc_sp64, - move_pic_label_si,move_label_di,sethi_di_sp64): Make named patterns. - (sethi_di_sp64_const,sethi_di_medium_pic): New anonymous patterns. - (move_pic_label_si,move_label_di): Optimize for near labels. - (tablejump): Use for TARGET_MEDANY. - (casesi): Delete. - -Fri Feb 9 13:48:45 1996 Jim Wilson <wilson@cygnus.com> - - * mips.md (probe+2, probe+4): New conditional move patterns. - (movsicc): Don't truncate comparison if it is DImode. - - * sh.h (CPP_SPEC): Add defines for -m1, -m2, and -m3. - -Fri Feb 9 09:11:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * toplev.c (rest_of_compilation): Set RTX_INTEGRATED_P in - INLINE_HEADER iff function is inlineable. - * calls.c (expand_call): Test RTX_INTEGRATED_P in DECL_SAVED_INSNS. - -Thu Feb 8 01:11:15 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.md (floatunssisf2 expander): Don't use "general_operand". - (floatunssidf2 expander): Likewise. - -Wed Feb 7 16:59:31 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/{sysv4,win-nt,netware,cygwin32}.h ({ASM,LINK}_SPEC): - Don't use %{V} for either linker or assembler. - -Tue Feb 6 17:22:29 1996 Per Bothner <bothner@cygnus.com> - - * dbxout.c (dbxout_range_type): Emit non-range INTEGER_TYPE - as a sub-range of itself (so gdb can tell the difference). - -Tue Feb 6 17:01:44 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (addsi3 and adddi3 split): Use cleaner computation - and portable HOST_WIDE_INT. - (iordi3 split): Use HOST_WIDE_INT. - (movdi): Add TARGET_64BIT support and generate 64 bit constants. - (movdi matcher, TARGET_POWERPC64): Add immediate constraint handled - by new define_split. - (allocate_stack): Use TARGET_32BIT. - (tablejump): Add TARGET_64BIT support using ... - (tablejumpsi): Rename original tablejump pattern. - (tablejumpdi): New pattern. - -Tue Feb 6 15:29:22 1996 Per Bothner <bothner@cygnus.com> - - * stor-layout.c (layout_type): Use same code to layout CHAR_TYPE - as for INTEGER_TYPE (instead of hard-wiring in QImode). - -Tue Feb 6 15:13:38 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.md (various patterns): Avoid using "general operand" in - define_insn patterns. - -Sun Feb 4 21:37:05 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/eabi{,sim}.h (LINK_START_SPEC): Bump the default start address - for the simulator to 0x10000074 so that we don't waste a page in the - linked file. - -Fri Feb 2 19:44:10 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/eabi-c{i,n}.asm (.sdata2, .sbss2): Put these in the - read-only section, not read-write. - - * libgcc2.c (__unwind_function, rs6000/powerpc): Use _ARCH_PPC - being defined to indicate to use PowerPC mnemonics. - - * config/rs6000/t-cygwin32 (MULTILIB*): Add software floating - point support. - -Thu Feb 1 09:10:02 1996 Steve Chamberlain <sac@slash.cygnus.com> - - * {i386,rs6000}/cygwin32.{asm,h}: New templates. - * {i386,rs6000}/{t,x}-cygwin32: Ditto. - * {i386,rs6000}/xm-cygwin32.h: Ditto. - * configure (powerpcle-*-cygwin32, i[3456]86-*-cygwin32): New. - -Fri Feb 2 17:42:40 1996 Paul Eggert <eggert@twinsun.com> - - * c-decl.c (finish_struct): - Fix typo in transparent union warning that led to core dump. - - * c-parse.in (stmt): Warn about `goto *expr;' if pedantic. - (label): Warn about `case expr ... expr:' if pedantic. - -Fri Feb 2 11:05:27 1996 Doug Evans <dje@cygnus.com> - - * h8300.h (TARGET_ALIGN_300): Renamed from TARGET_ALIGN_STRUCT_300. - (TARGET_SWITCHES): Rename -malign-struct-300 to -malign-300. - (BIGGEST_ALIGNMENT): Use TARGET_ALIGN_300. - -Fri Feb 2 08:25:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * flow.c (jmp_uses_reg_or_mem): Renamed from uses_reg_or_mem. - Don't look into condition of an IF_THEN_ELSE; also make faster. - (find_basic_blocks): Use new name. - -Fri Feb 2 06:49:56 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * reload.c (debug_reload): Fix typo for reload_noncombine. - -Thu Feb 1 21:49:02 1996 Jeffrey A. Law <law@cygnus.com> - - * pa-pro.h (TARGET_DEFAULT): Turn on TARGET_SOFT_FLOAT by - default for all pro targets. - * t-pro: Delete all multilib references. - -Thu Feb 1 17:50:02 1996 Doug Evans <dje@cygnus.com> - - * c-lex.c (check_newline): Return result of HANDLE_PRAGMA. - * h8300.h (HANDLE_PRAGMA): Pass result back to caller. - * i960/i960.h (HANDLE_PRAGMA): Likewise. - * sh.h (HANDLE_PRAGMA): Likewise. - * nextstep.h (HANDLE_PRAGMA): Likewise. - -Wed Jan 31 19:26:03 1996 Doug Evans <dje@cygnus.com> - - * m68k/m68k-none.h: Rewrite to use EXTRA_SPECS. - * m68k/vxm68k.h (CPP_SPEC): Delete. - (SUBTARGET_EXTRA_SPECS): Define. - -Wed Jan 31 15:10:59 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.c (output_epilog): Fix PPC64 typos and use TARGET_32BIT. - (output_prolog): Same. - (rs6000_trampoline_template, rs6000_trampoline_size): Use TARGET_32BIT. - * rs6000.md (movdf TARGET_POWERPC64 matcher): Fix std typo. - (movdi TARGET_POWERPC64 matcher): Same. - -Wed Jan 31 09:46:11 1996 Richard Earnshaw (rearnshaw@armltd.co.uk) - - * regs.h (regno_pointer_align, REGNO_POINTER_ALIGN): Delete from here. - * rtl.h (regno_pointer_align, REGNO_POINTER_ALIGN): Put them here. - -Wed Jan 31 08:26:12 1996 Andreas Schwab (schwab@issan.informatik.uni-dortmund.de) - - * m68k/linux.h (STRICT_ALIGNMENT): Define to zero. - (LEGITIMATE_PIC_OPERAND_P): Match definition from m68kv4.h. - - * m68k.h (TRAMPOLINE_{TEMPLATE,SIZE}): Avoid need for helper function. - (INITIALIZE_TRAMPOLINE): Likewise. - (TRAMPOLINE_ALIGNMENT): Renamed from TRAMPOLINE_ALIGN. - * m68k/next.h (INITIALIZE_TRAMPOLINE): Adjusted accordingly. - - * m68kv4.h (STATIC_CHAIN_REGNUM): Redefine to use register a1. - (TRAMPOLINE_TEMPLATE): Likewise. - - * m68k/linux.h, m68kv4.h (LIBCALL_VALUE): Return XFmode value in fp0. - * m68k.c (init_68881_table): Use SFmode for the first six - constants and DFmode for the seventh. - - * m68k.md (movqi): Use moveq if possible. - -Wed Jan 31 08:18:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (expand_builtin, case BUILT_IN_NEXT_ARG): Strip off - INDIRECT_REF when checking second arg. - - * calls.c (struct arg_data, expand_call): Test STRICT_ALIGN with #if. - -Wed Jan 31 07:47:56 1996 Tim Wright (timw@sequent.com) - - * configure (i[345]-sequent-sysv*): Change to sysv3*; add i686. - (i[3456]86-sequent-ptx4*, i[3456]86-sequent-sysv4*): New cases. - * fixinc.ptx (sys/mc_param.h): Remove embedded asm. - * fixinc.svr4 (__STDC__): Add one more case. - * i386/ptx4-i.h, ptx4.h: New files. - -Wed Jan 31 07:15:23 1996 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Allow MOTOROLA syntax. - - * m68k.md ({adddi,subdi}_sexthishl32): 'a' and 'd' versions merged - and fixed; do not generate 'add/sub a,m'. - - * gcc.c (warn_std_ptr): Initialize with 0 instead of NULL_PTR. - -Tue Jan 30 13:29:05 1996 Ian Lance Taylor <ian@cygnus.com> - - * dbxout.c: Don't include <string.h>. - Don't compare strchr result to NULL. - - * config/svr4.h (ASM_FINAL_SPEC): Use %|, not ${pipe:-}. - -Tue Jan 30 06:48:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (nonzero_bits, case REG): Ignore REG_POINTER_ALIGNMENT. - Restore old code for SP, but use it for all pointers to - defined locations in the frame. - -Mon Jan 29 11:25:28 1996 Ian Lance Taylor <ian@cygnus.com> - - * dbxout.c (dbxout_type_methods): Don't use #ifndef inside call to - strchr. - -Sun Jan 28 14:44:09 1996 Doug Evans <dje@cygnus.com> - - * config/dbxcoff.h (*): #undef first. - -Sat Jan 27 21:46:16 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.c (rs6000_sync_trampoline): Add cmpdi to 64bit case. - (rs6000_initialize_trampoline): CSE of Pmode to pmode. - * rs6000.md (movdf): Handle move between FPR and 64 bit GPR. - (movdi matcher): Handle SPR move to itself and add "mr." combiner. - -Sat Jan 27 10:06:31 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Redefine, put small - data items in .sbss if -msdata. - (SWITCH_TAKES_ARG): Add 'B', 'b', and 'V'. - -Sat Jan 27 07:59:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.h (enum built_in_function): Add BUILT_IN_{SET,LONG}JMP. - * expr.c: Include hard-reg-set.h. - (arg_pointer_save_area): New declaration. - (expand_builtin, case BUILT_IN_{SET,LONG}JMP): New cases. - * Makefile.in (expr.o): Includes hard-reg-set.h. - * c-decl.c (init_decl_processing): Add definitions for - __builtin_setjmp and __builtin_longjmp. - * cccp.c (initialize_builtins): Add def of __HAVE_BUILTIN_SETJMP__. - - * expr.c (expand_expr, case COMPONENT_REF): Pass EXPAND_INITIALIZER - to recursive call. - -Fri Jan 26 17:24:07 1996 Doug Evans <dje@cygnus.com> - - * sparc.h (sparc_arch_type): Delete. - ({,TARGET_}MASK_DEPRECATED_V8_INSNS): Define. - (ARCH64_SWITCHES): Renamed from V9_SWITCHES. - * sparc.c (sparc_arch_type): Delete. - (sparc_init_modes): Likewise. - (output_move_quad): Don't use ldq/stq unless TARGET_HARD_QUAD. - * sparc/sp64-sol2.h (TARGET_DEFAULT): Add MASK_DEPRECATED_V8_INSNS. - (SUBTARGET_SWITCHES): Add -m{no-,}deprecated-v8-insns. - * sparc.md (arch attribute): Rewrite. - (isa): New attribute. - (32 bit multiply/divide patterns): Use if TARGET_DEPRECATED_V8_INSNS. - (32 bit divide patterns): V9 doesn't require delay after y reg write. - -Fri Jan 26 12:08:43 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (TARGET_32BIT): Define. - (BITS_PER_WORD, UNITS_PER_WORD): Invert so 32bit expected case. - (LONG_TYPE_SIZE, POINTER_BOUNDARY, PARM_BOUNDARY): Likewise. - (RS6000_REG_SAVE, RS6000_SAVE_AREA, RS6000_VARARGS_SIZE): Likewise. - (RETURN_ADDRESS_OFFSET, CASE_VECTOR_MODE, MOVE_MAX): Likewise. - (Pmode, FUNCTION_MODE): Likewise. - (LEGITIMATE_OFFSET_ADDRESS_P): Handle TARGET_64BIT. - (GO_IF_LEGITIMATE_ADDRESS, LEGITIMIZE_ADDRESS): Likewise. - (GO_IF_MODE_DEPENDENT_ADDRESS): Same. - -Fri Jan 26 10:37:52 1996 Stan Coxs <coxs@dg-rtp.dg.com> - - * m88k.md (umulsidi3): Added for the 88110 - -Fri Jan 26 09:35:42 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (STRIP_NAME_ENCODING): Deal with names that have - both @ and * prefix characters. - (ASM_OUTPUT_LABELREF): Ditto. - -Thu Jan 25 10:03:34 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h (LEGITIMIZE_ADDRESS): Rewrite to use HOST_WIDE_INT, not - plain int. - (optimize,flag_expensive_optimizations): Provide declaration for - expander functions. - - * rs6000.md (movsi): Correct code in splitting an address into - load from the TOC, and add low/high integer parts. If expensive - optimizations, and reload hasn't started, use separate pseudo regs - for each step. - - * rs6000.c (small_data_operand): Don't use the function - eliminate_constant_term, unwind code directly. - (input_operand): SYMBOL_REF/CONST of small data operand is valid. - (print_{,address_}operand): Add @sda21(0) in appropriate cases for - small data. - %L, etc. so that if the item is in small memory, the appropriate - relocation is used. - (rs6000_select{,_rtx}_section): Don't put floating point constants - or small strings in .sdata2 since we can't tell from the pointer - whether it is in the small data area or not. - - * rs6000.h (EXTRA_CONSTRAINT): Add 'U' for small data references. - (LEGITIMATE_SMALL_DATA_P): Test explicitly for SYMBOL_REF or CONST - before calling small_data_operand. - - * rs6000.md (movsi): Handle the addresses of small data items. - - * rs6000/sysv4.h (g_switch_{value,set}): Add declarations. - (SDATA_DEFAULT_SIZE): Default to 8. - (SUBTARGET_OVERRIDE_OPTIONS): If -G was not set, set it to - SDATA_DEFAULT_SIZE. - (CC1_SPEC): Pass -G nn to the compilers. - (SWITCH_TAKES_ARG): Add -G nn support. - (LINK_SPEC): Pass -G nn to the linker. - -Thu Jan 25 09:16:34 1996 Doug Evans <dje@cygnus.com> - - * configure (sparc64-*-solaris2*): New target. - * sparc.h (SPARC_{V9,ARCH64}): Default value is 0. - (*): Replace SPARCV9 with SPARC_{V9,ARCH64}. - (MASK_CPUS): Define. - ({MASK,TARGET}_ENV32): Delete. - ({MASK,TARGET}_ARCH64,TARGET_ARCH32): Define. - (TARGET_SWITCHES): Reset cpu flags first for each variant. - (CONDITIONAL_REGISTER_USAGE): If 32 bit v9 system, unfix g1-g4, - fix g5, and make %f48-%f80 call used. - * sparc/sp64-aout.h (SPARC_{V9,ARCH64}): Define. - (TARGET_VERSION): Define. - (TARGET_DEFAULT): Add MASK_ARCH64, delete MASK_ENV32. - (JUMP_TABLES_IN_TEXT_SECTION): Define. - (READONLY_DATA_SECTION): Make text_section. - * sparc/sp64-elf.h (SPARC_{V9,ARCH64}): Define. - (TARGET_DEFAULT): Add MASK_ARCH64. - (ENDFILE_SPEC): No longer need to check for -nostartfiles. - (ASM_IDENTIFY_GCC): Define as empty. - * sparc/sp64-sol2.h: New file. - * sparc.c (*): Replace TARGET_V9 with TARGET_ARCH64. - (hard_32bit_mode_classes): Add v9 regs. - (gen_v9_scc): Handle 32 bit v9 case. Call v9_regcmp_p. - * sparc.md (*): Replace TARGET_V9 with TARGET_ARCH64 in places - requiring 64 bit environment. - (multf3_extend): Require TARGET_HARD_QUAD. - -Thu Jan 25 00:33:25 1996 Ian Lance Taylor <ian@cygnus.com> - - * dbxcoff.h (DBX_USE_BINCL): Define. - (DBX_CONTIN_LENGTH): Define if not defined. - -Wed Jan 24 18:00:12 1996 Brendan Kehoe <brendan@lisa.cygnus.com> - - * alpha.c (alpha_write_verstamp): Only emit MS_STAMP and LS_STAMP, - not the extra numbers. - -Wed Jan 24 15:18:15 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (init_cumulative_args): Rewrite to use DEFAULT_ABI - runtime tests, instead of V.4 #ifdefs. - (function_arg{,_advance,_partial_nregs,_pass_by_reference}): Ditto. - (setup_incoming_varargs): Ditto. - (init_cumulative_args): Set call_cookie field to CALL_NORMAL or - CALL_NT_DLLIMPORT. - (function_arg): Add support for DLL imports. - (rs6000_valid_{decl,type}_attribute_p): New functions for NT - attributes cdecl, stdcall, dllimport, and dllexport. - (rs6000_comp_type_attributes): New attribute support. - (rs6000_set_default_type_attributes): Ditto. - (rs6000_dll_import_ref): Ditto. - - * rs6000.h (FP_ARG_{AIX,SYSV}_MAX_REG): Move here from sysv4.h. - * sysv4.h (FP_ARG_{AIX,SYSV}_MAX_REG): Move to rs6000.h. - - * rs6000.h (rs6000_call_cookie): New enum to describe the integer - that is the 2nd argument to call insns and 3rd argument to - call_value insns. Add support for NT DLL imports. - (rs6000_args): Add call_cookie field. - (VALID_MACHINE_{DECL,TYPE}_ATTRIBUTE): Define to call C functions. - ({COMP_TYPE,SET_DEFAULT_TYPE}_ATTRIBUTES): Ditto. - (rs6000_valid_{decl,type}_attribute_p): Add declarations. - (rs6000_comp_type_attributes): Ditto. - (rs6000_set_default_type_attributes): Ditto. - (rs6000_dll_import_ref): Ditto. - - * win-nt.h (ASM_DECLARE_FUNCTION_NAME): Add support for dllexport - attribute. - - * rs6000.md (call insns): Add support for NT dllimport functions, - and fix up NT indirect calls. Also correctly set the flag - rs6000_save_toc_p on NT indirect calls. - - * aix41.h (LINK_SPEC): Use new extra specs to avoid separate - versions for native and cross compilation. - * rs6000.h (LINK_SPEC): Ditto. - * sysv4.h (LINK_SPEC): Ditto. - - * rs6000.h (EXTRA_SPECS): Add link_syscalls, link_libg, link_path, - link_specs, and also allow target to define more with the macro - SUBTARGET_EXTRA_SPECS. - (LINK_{LIBG,SYSCALLS}_SPEC): Define as fixed pathnames if native - compilation, and currently nothing if cross compiling. - (LINK_START_SPEC): If not defined, define as empty. - * eabi{,sim}.h (LINK_START_SPEC): Add default -Ttext for - simulator. - - * eabi{aix,le}.h (MULTILIB_DEFAULTS): Add -mno-sdata default. - * sysv4{,le}.h (MULTILIB_DEFAULTS): Ditto. - - * rs6000.c (small_data_operand): New function to return true if - the operand lives in small data under eabi. - (rs6000_select{,_rtx}_section): New functions to determine whether - to put global and static items in the V.4/eabi small data areas if - -msdata. - - * rs6000.h (LEGITIMATE_SMALL_DATA_P): Call small_data_operand it - if V.4. - (GO_IF_LEGITIMATE_ADDRESS): If LEGITIMATE_SMALL_DATA_P, the item - is a valid address. - (ASM_OUTPUT_LABELREF): Use fputs, not fprintf. - (small_data_operand): Declare function. - - * sysv4.h (TARGET_SWITCHES): New switch -msdata to use V.4 and - eabi defined small data sections. - (SUBTARGET_OVERRIDE_OPTIONS): Don't allow -msdata and - -mrelocatable or -mcall-aix options. - (EXTRA_SECTION{S,_FUNCTIONS}): Add .sdata, .sdata2, and .sbss - sections. - (SELECT{,_RTX}_SECTION): Call (rs6000_select{,_rtx}_section). - (ASM_SPEC): The -msdata switch passes -memb to the assembler. - (ENCODE_SECTION_INFO): Prepend a '@' to the name, if the item - lives in a small data region. - (STRIP_NAME_ENCODING): Strip '@' in addition to '*'. - (ASM_OUTPUT_LABELREF): Strip a leading '@'. - - * t-{ppc,eabi}gas (MULTILIB*): Add support for libraries built - with/without -msdata. Drop support for -mcall-aixdesc libraries. - -Wed Jan 24 15:18:15 1996 Kim Knuttila <krk@cygnus.com> - - * rs6000/win-nt.h (LIB_SPEC): Change options to GNU ld style. - (From Jason Molenda) - -Wed Jan 24 14:32:48 1996 Jim Wilson <wilson@cygnus.com> - - * reload1.c (used_spill_regs): New variable. - (reload): Set it. - * reorg.c (find_dead_or_set_registers): New function. - (mark_target_live_regs): Delete loop looking forward from target - and instead call find_dead_or_set_registers. - (fix_reg_dead_note): New function. - (fill_slots_from_thread): Call it. - - * loop.c (scan_loop): Correct comment. - (strength_reduce): Correct comments. Don't set maybe_multiple when - pass branch to scan_start. Don't set not_every_iteration after - passing a CODE_LABEL, or after passing a branch out of the loop. - When outputting DEST_ADDR giv increments, put them next to the memory - address on machines with auto-increment addresses. - (record_biv): Set new field always_executed. - (record_giv): Set new fields always_executed and auto_inc_opt. - (maybe_eliminate_biv_1): Reject biv with auto_inc_opt optimization - in some cases. - * loop.h (struct induction): New fields always_executed and - auto_inc_opt. - - * c-typeck.c (pointer_int_sum): Use TYPE_PRECISION (sizetype) not - POINTER_SIZE to agree with expr.c. - -Tue Jan 23 15:17:30 1996 Doug Evans <dje@cygnus.com> - - * sparc/sol2.h (ASM_OUTPUT_ALIGNED_LOCAL): Delete, use svr4.h's. - -Tue Jan 23 03:28:01 1996 Paul Eggert <eggert@twinsun.com> - - * cexp.y: Use preprocessor arithmetic instead of C arithmetic - to avoid warnings on some compilers. - (HOST_WIDE_INT_MASK): Remove. - (MAX_CHAR_TYPE_MASK, MAX_WCHAR_TYPE_MASK): New macros. - (yylex): Use them. - -Mon Jan 22 18:39:21 1996 Per Bothner <bothner@cygnus.com> - - * cppexp.c (cpp_parse_expr): Set HAVE_VALUE flag for unary - minus, even if skip_evaluation is true. - -Mon Jan 22 16:53:48 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (BIGGEST_ALIGNMENT): Increase to 64 always. - (BIGGEST_FIELD_ALIGNMENT): Define. - (GO_IF_LEGITIMATE_ADDRESS): Merge PRE_INC and PRE_DEC cases. - (LEGITIMIZE_ADDRESS): Use Pmode not SImode. - (CASE_VECTOR_MODE): Depend on TARGET_64BIT. - (ASM_OUTPUT_COMMON): Delete. - (ASM_OUTPUT_ALIGNED_COMMON): Define. - * rs6000/sysv4.h (BIGGEST_FIELD_ALIGNMENT): Undefine. - * rs6000.md (adddi3, subdi3, negsi2): New PowerPC64 patterns. - (ashldi3, lshrdi3, ashrdi3, anddi3, iordi3, xordi3): Same. - (moddi3, cmpdi, tablejump matchers): Same. - (divdi3): Update PowerPC64 patterns. - * rs6000.c (rs6000_initialize_trampoline, case ABI_AIX): Use Pmode - not SImode. - -Sun Jan 21 23:33:24 1996 Ian Lance Taylor <ian@cygnus.com> - - * dbxout.c: Include <string.h> - -Fri Jan 19 17:17:00 1996 Per Bothner <bothner@kalessin.cygnus.com> - - * tree.h (CONSTRUCTOR_TARGET_CLEARED_P): Removed. - * expr.c (is_zeros_p, mostly_zeros_p): Handle SET_TYPE CONSTRUCTORs. - (store_constructor_field): New helper function. - (store_constructor): Take 'cleared' parameter. - (expand_expr): Fix store_constructor_call to pass 'cleared' of 0. - - * expr.c (store_constructor, SET_TYPE): Fix off-by-one-error. - Also, devide start byte by BITS_PER_UNIT before passing to memset. - (store_constructor): `continue' in wrong place. - - * expr.c (store_constructor): If storing into a range of array - elements, and the range is small, or the target it not memory, - unroll the loop (and use store_field, which handles REGs). - (store_constructor): Handle RANGE_EXPR in array index. - -Fri Jan 19 16:52:25 1996 Doug Evans <dje@charmed.cygnus.com> - - * svr4.h (SWITCH_TAKES_ARG): Add 'x'. - * sparc/sol2.h (SWITCH_TAKES_ARG): Likewise. - -Fri Jan 19 15:18:38 1996 Ian Lance Taylor <ian@cygnus.com> - - * dbxout.c (flag_minimal_debug): Initialize to 0 if both - NO_DOLLAR_IN_LABEL and NO_DOT_IN_LABEL are defined. - (dbxout_type_methods): If the mangled method name uses the special - C++ marker character, pass show_arg_types as 1 when calling - dbxout_type. - -Fri Jan 19 11:48:28 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/eabi-ci.asm (_SDA_BASE_): Move the default definition - from the .got section to the .sdata section. Do not add 32768. - (_SDA2_BASE_): Provide a default definition. - - * rs6000/eabi-cn.asm (.got.blrl): Don't define this section any - more, linker now directly creates the blrl instruction at - _GLOBAL_OFFSET_TABLE_-4. - -Fri Jan 19 05:12:31 1996 Richard Earnshaw <rearnsha@armltd.co.uk> - - * arm/lib1funcs.asm (__divsi3, __modsi3, __udivsi3, __umodsi3): - Replace with smaller, faster versions. - -Thu Jan 18 17:41:46 1996 Jim Wilson <wilson@cygnus.com> - - * sh.c (ctype.h): Delete. - (regno_reg_class, reg_class_from_letter): Add SH3e support. - (prepare_scc_operands, broken_move, push, pop, push_regs): Likewise. - (calc_live_regs, sh_expand_prologue, sh_expand_epilogue): Likewsie. - (initial_elimination_offset, arith_reg_operand): Likewise. - (sh_builtin_saveregs, fp_zero_operand, fp_one_operand): New functions. - (sh_function_arg, sh_function_arg_partial_nregs): Delete. - * sh.h (CPP_SPEC, CONDITIONAL_REGISTER_USAGE): Add SH3E support. - (TARGET_SWITCHES, OVERRIDE_OPTIONS, FIRST_PSEUDO_REGISTER): Likewise. - (FIXED_REGISTERS, CALL_USED_REGISTERS, HARD_REGNO_MODE_OK): Likweise. - (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise. - (REG_ALLOC_ORDER, CONST_DOUBLE_OK_FOR_LETTER_P, NPARM_REGS): Likewise. - (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Likewise. - (FUNCTION_ARG_REGNO_P, CUMULATIVE_ARGS, ROUND_REG): Likewise. - (INIT_CUMULATIVE_ARGS, FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Likewise. - (FUNCTION_ARG_PARTIAL_NREGS, LEGITIMATE_CONSTANT_P): Likewise. - (MODE_DISP_OK_4, REGISTER_MOVE_COST, REGISTER_NAMES): Likewise. - (DBX_REGISTER_NUMBER, enum processor_type): Likewise. - (SH3E_BIT, TARGET_SH3E, FPUL_REG, FIRST_FP_REG, LAST_FP_REG): New. - (FIRST_FP_PARM_REG, FIRST_FP_RET_REG, BASE_RETURN_VALUE_REG): New. - (BASE_ARG_REG, enum sh_arg_class, struct sh_args): New. - (GET_SH_ARG_CLASS, PASS_IN_REG_P, sh_builtin_saveregs): New. - (EXPAND_BUILTIN_SAVEREGS, DOUBLE_TYPE_SIZE): New. - (TARGET_SWITCHES): Delete broken -m3l option. - * sh.md (cpu, movsi_i, movsf_i, blt, bge, sle, sge): Add SH3E support. - (push_e, pop_e, movsi_ie, movsf_ie, addsf3, subsf3): New patterns. - (mulsf3, macsf3, divsf3, floatsisf2, fix_truncsfsi2): New patterns. - (cmpgtsf_t, cmpqesf_t, cmpsf, negsf2, sqrtsf2, abssf2): New patterns. - (abssf2+9, abssf2+10): Add SH3e support to peepholes - (abssf2+11, abssf2+12): New peepholes for SH3e. - * t-sh (MULTILIB_OPTIONS): Add SH3E support. - (MULTILIB_DIRNAMES): Define to empty. - -Thu Jan 18 11:29:11 1996 Ian Lance Taylor <ian@cygnus.com> - - * cplus-dem.c (cplus_demangle_opname): Change type of opname - parameter to const char *. - (cplus_mangle_opname): Change return type and type of opname - parameter to const char *. Don't cast return value. - * demangle.h (cplus_demangle_opname): Update declaration. - (cplus_mangle_opname): Likewise. - -Thu Jan 18 10:07:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * gcc.c (extra_specs): If EXTRA_SPECS is defined, define - extra_specs array to hold the extra specs the machine description - defines. - (set_spec): If EXTRA_SPECS is defined, handle the extra - specifications. - (process_command, main, validate_all_switches): Likewise. - - * rs6000/{rs6000.h,powerpc.h,aix41.h} ({CPP,ASM}_SPEC): Use common - specs with EXTRA_SPECS, only modifying things in the target that - needs to be modified, rather than having tons of mostly duplicate - definitions. - * rs6000/{sysv4{,le}.h,}netware.h,lynx.h,} ({CPP,ASM}_SPEC): Ditto. - * rs6000/eabi{le,aix}.h,aix3newas.h}} ({CPP,ASM}_SPEC): Ditto. - -Wed Jan 17 19:38:24 1996 Paul Eggert <eggert@twinsun.com> - - * cexp.y (HOST_WIDE_INT_MASK): Renamed from LONG_MASK; - use HOST_WIDE_INT. - (HOST_WIDE_INT, HOST_BITS_PER_WIDE_INT): Put back. - (parse_c_expression, expression_value, parse_escape, left_shift, - right_shift, struct constant, exp, parse_number, yylex): - Replace `long' with `HOST_WIDE_INT'. - * cccp.c (PTR_INT_TYPE): Remove obsolete define to `long'. - (parse_escape, parse_c_expression, eval_if_expression, get_lintcmd, - do_line, do_if, do_elif): Replace `long' with `HOST_WIDE_INT'. - (trigraph_pcp): Don't assume a pointer difference fits in an int. - -Wed Jan 17 18:56:31 1996 Jim Wilson <wilson@cygnus.com> - - * expmed.c (extract_bit_field): For multi-word bitfield, clobber - target before storing to it. - -Wed Jan 17 14:19:34 1996 J.T. Conklin <jtc@slave.cygnus.com> - - * sparc/{t-sol2,t-sunos40,t-sunos41}: Define away LIBGCC1_TEST - so that cross compilers targeted at these systems will build. - -Wed Jan 17 09:51:58 1996 Doug Evans <dje@cygnus.com> - - * sparc.h (v9 INIT_CUMULATIVE_ARGS): Fix typos. - - * gcc.c (process_command): New local lang_n_files, and use - it in test of -c with -o. Move test of -save-temps. - Test for trailing NUL in -c. - - * i386/t-go32: New file. - * i386/xm-go32.h: New file. - * configure (i[345]86-*-go32*): Define xm_file and tmake_file. - -Wed Jan 17 07:47:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * cccp.c (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Put back. - (pcfinclude): Use HOST_WIDE_INT for casting pointer to integer. - -Wed Jan 17 05:25:06 1996 Jeffrey A. Law <law@cygnus.com> - - * va-pa.h (__gnuc_va_list): Use a "void *". - -Tue Jan 16 18:45:23 1996 Per Bothner <bothner@cygnus.com> - - * cppexp.c (cpp_lex): Do cpp_pop_buffer after CPP_POP so retried - cpp_skip_hspace will actually work. - - * cppexp.c (SKIP_OPERAND): New macro. - (cpp_parse_expr): Suppress evaluation and diagnostics in - unevaluated subexpressions. - Corresponds to Eggert's Fri Jun 9 17:58:29 1995 change. - -Tue Jan 16 11:59:07 1996 Mike Stump <mrs@cygnus.com> - - * expr.c (expand_expr, case COND_EXPR): Make sure cleanups live on - the function_obstack as they are used by the exception handling code. - (defer_cleanups_to): Ditto. - (TRUTH_ANDIF_EXPR): Ditto. - (TRUTH_ORIF_EXPR): Ditto. - -Tue Jan 16 13:57:13 1996 Jim Wilson <wilson@cygnus.com> - - * cccp.c (new_include_prefix): Ignore ENOTDIR error from stat. - -Tue Jan 16 12:18:56 1996 Doug Evans <dje@cygnus.com> - - * i386/t-sol2 (crt[1in].o): Add missing -c. - * sparc/t-sol2 (crt[1in].o,gcrt1.o): Likewise. - Source files are assembler. - - * gcc.c (do_spec_1, case 'W'): Rename local `index' to `cur_index' to - avoid warning on solaris. - -Tue Jan 16 11:42:09 1996 Ian Lance Taylor <ian@cygnus.com> - - * dbxcoff.h: New file for stabs in COFF support. - * a29k/a29k-udi.h: Use dbxcoff.h. - * h8300.h, i960/i960-coff.h, m68k/coff.h, m88k/m88k-coff.h: Likewise. - * sh.h, sparc/litecoff.h: Likewise. - -Tue Jan 16 08:21:45 1996 Hans-Peter Nilsson <Hans-Peter.Nilsson@axis.se> - - * optabs.c (expand_fix): Don't copy TARGET to TO if same. - - * expr.c (emit_move_insn_1): Don't emit clobber when moving - by parts and source equals destination. - -Tue Jan 16 08:08:29 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expmed.c (extract_bit_field): Don't abort if not MEM_IN_STRUCT_P. - - * local-alloc.c (memref_referenced_p, case REG): Fix last change. - - * fold-const.c (const_binop): Strip NOPS from both args. - - * regclass.c (regclass): Remove useless cast. - -Tue Jan 16 07:06:03 1996 Paul Eggert <eggert@twinsun.com> - - * cexp.y: General code cleanup in the style of 1995-04-01 change. - Add prototypes for static functions. - Add parentheses suggested by `gcc -Wparentheses'. - Use `long' uniformly, instead of long, int, HOST_WIDE_INT mess. - (struct constant): Use `signedp' flag (with sign bit) instead of - `unsignedp' flag; it's a little more convenient. - - (HAVE_STDLIB_H, STDC_HEADERS, LONG_MASK, __attribute__, PROTO, - VA_START, PRINTF_ALIST, PRINTF_DCL, PRINTF_PROTO, PRINTF_PROTO_1, - vfprintf, SIGNED, UNSIGNED): New symbols. - <stdlib.h>: Include if HAVE_STDLIB_H. - <string.h>: New include. - (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Remove. - (yylex, yyerror, expression_value, parse_number, - initialize_random_junk): Now static. - - (overflow_sum_sign): Renamed from possible_sum_sign, with an - extra arg SIGNEDP. - (parse_number): Inline strcmp when checking for "0x". - (yylex): Keep track of mask needed when decoding wide characters. - (parse_escape): New arg RESULT_MASK; use it instead of - assuming char width. - (yylex, parse_escape, parse_c_expression): Store all host - integers as long, not int or HOST_WIDE_INT. - (left_shift): No need to do signed left shifts separately. - - These changes are for the test program (if TEST_EXP_READER): - (pedantic, traditional): Allocate storage. - (main): Set pedantic, traditional, yydebug depending on args. - (is_hor_space, warning, lookup): Change types and implementation - to match rest of program. - (pedwarn, check_assertion, xmalloc): New functions. - - * cccp.c (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Remove. - (parse_escape, parse_c_expression, eval_if_expression): - Change return type to `long'; all callers changed. - (pcfinclude): Use `int', not HOST_WIDE_INT; any integral type will do. - - * cccp.c (skip_quoted_string): If pedantic and not pedantic_errors, - skipped multiline strings elicit a warning, not an error. - (rescan): Minor code reorg to keep it parallel with skip_quoted_string. - - * fold-const.c (left_shift_overflows): Remove; unused. - - * c-typeck.c (convert_for_assignment): Don't automatically convert - from a union member to the union. - -Tue Jan 16 06:26:00 1996 Stefan Vogel (stefan@ssw.de) - - * config/svr4.h (ASM_OUTPUT_SECTION_NAME): Define section attributes - only when a section is defined the first time. - -Tue Jan 16 06:03:27 1996 Thomas Graichen <graichen@omega.physik.fu-berlin.de> - - * i386/freebsd.h (ASM_WEAKEN_LABEL): Deleted; not supported. - -Mon Jan 15 20:59:49 1996 J. Kean Johnston <hug@netcom.com> - - * Makefile.in (LIBGCC2_CLFAGS): Add -DIN_LIBGCC2. - (libgcc1.a): Add -DIN_LIBGCC1. - (stamp-crtS): Remove -fpic, use CRTSTUFF_CFLAGS_S. - * config/t-libc-ok: Add CRTSTUFF_CFLAGS_S. - - * configure (i[3456]86-*-sco3.2v5*): New case. - * i386/sco5.h, i386/t-sco5, i386/x-sco5, i386/xm-sco5.h: New files. - * ginclude/stdarg.h, ginclude/varags.h: Add test for SCO Open Server 5. - -Mon Jan 15 20:44:13 1996 J.T. Conklin <jtc@netbsd.org> - - * m68k/netbsd.h (ASM_SPEC): New macro. - -Mon Jan 15 17:01:16 1996 Doug Evans <dje@cygnus.com> - - * c-lex.c (check_newline): Pass character after `#pragma' to - HANDLE_PRAGMA. Don't call get_directive_line if at end of line. - * c-common.c (get_directive_line): Watch for EOF. - * h8300.h (HANDLE_PRAGMA): New argument `c'. - Must issue `return' now. - * i960.h (HANDLE_PRAGMA): Likewise. - * sh.h (HANDLE_PRAGMA): Likewise. - * nextstep.h (HANDLE_PRAGMA): Likewise. - * h8300.c (handle_pragma): New argument `ch'. - Simplify pragma processing. Delete support for `#pragma section'. - * i960.c (process_pragma): New argument `c'. Change result to - terminating character. - * nextstep.c (handle_pragma): Likewise. - * sh.c (handle_pragma): Likewise. Also simplified. - - * sched.c (reemit_notes): Add prototype. - (sched_analyze_2): Reorganize comments. Call prev_nonnote_insn. - (sched_analyze): Add abort call. - (schedule_block): Call prev_nonnote_insn. - Move call of reemit_notes to after SCHED_GROUP_P scheduling. - Set `head' to `last'. - -Mon Jan 15 16:12:25 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * configure (*-*-gnu*): Use tmake_file=t-gnu. - * config/t-gnu (CRTSTUFF_T_CFLAGS): New file. - * configure (*-*-gnu*): Remove crtbeginS.o and crtendS.o frmo - $extra_parts. Use xmake_file=x-linux. - -Mon Jan 15 15:30:49 1996 Gran Uddeborg <gvran@uddeborg.pp.se> - - * i386/svr3{,z}.ifile: Allocate address areas for the "stab" - and "stabstr" sections. - -Mon Jan 15 14:39:14 1996 Paul Eggert <eggert@twinsun.com> - - * c-decl.c (finish_incomplete_decl): Warn if completing an - array that wasn't declared extern. Simplify test for whether - completion is needed. - - * cccp.c (do_xifdef): Warn about `#ifdef 0' if not traditional; - formerly the warning was issued if not pedantic. - -Mon Jan 15 13:24:12 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md ({add,sub}di3): Make it work on little endian PowerPC - systems. - - * rs6000/eabi-c{i,n}.asm (.sbss2 section): Don't make .sbss2 a - .bss section just yet, because it confused the linker. - -Mon Jan 15 08:50:31 1996 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.md (pushdi): Allow "i" for operand 1. - (extendqidi2): Improve 68000 code generation. - (adddi_lshrdi_63): New pattern. - -Mon Jan 15 08:38:40 1996 H.J. Lu {hjl@gnu.ai.mit.edu) - - * configure (i[3456]86-*-linux*): Add extra_parts. - * i386/linux.h (LIB_SPEC): Remove %{mieee-fp:-lieee}. - Use -lc_p for -profile. - (CC1_SPEC): New macro. - * linux.h (STARTFILE_SPEC): Use crtbegin.o for both shared llibrary - and normal executable; use gcrt1.o for -profile. - (ENDFILE_SPEC): Use crtend.o for shared llibrary and normal executable. - * x-linux (INSTALL_ASSERT_H): Unset it. - * configure (i[3456]86-*-linux*oldld*): Set xmake_file to x-linux-aout. - (i[3456]86-*-linux*aout*): Likewise. - * x-linux-aout: New file, copied from config/x-linux. - -Mon Jan 15 07:41:05 1996 Dmitry K. Butskoy (buc@stu.spb.su) - - * varasm.c (in_data_section): New function. - -Mon Jan 15 07:37:13 1996 Andreas Schwab (schwab@issan.informatik.uni-dortmund.de) - - * c-typeck.c (build_c_cast): Don't warn about alignment when we - have an opaque type. - -Mon Jan 15 07:22:59 1996 Michel Delval (mfd@ccv.fr) - - * reload.c (find_equiv_reg): Apply single_set, not PATTERN, to WHERE. - -Mon Jan 15 07:02:21 1996 John F. Carr <jfc@mit.edu> - - * reorg.c (mark_referenced_resources, case TRAP_IF): Set volatil. - -Mon Jan 15 06:20:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * gcc.c (process_commands): Remove inadvertant fallthrough. - - * function.c ({,round_}trampoline_address): TRAMPOLINE_ALIGNMENT is - in bits, not bytes. - - * objc/archive.c (objc_{write,read}_type, case _C_STRUCT_B): Fix typo. - - * expr.c (expand_expr, case COMPONENT_REF): Don't make recursive - call on object with EXPAND_SUM. - - * stmt.c (save_expr_regs): Delete declaration; unused. - -Sun Jan 14 21:44:26 1996 Michael Meissner <meissner@wogglebug.tiac.net> - - * rs6000/eabi-ci.asm (__EXCEPT_START__): Provide label for start - of g++ exception pointers. - - * rs6000/eabi-cn.asm (__EXCEPT_END__): Provide label for end of - g++ exception pointers. - - * rs6000/eabi.asm (__eabi): Relocate exception pointers unless - they are NULL. - - * va-ppc.h (va_arg): Long longs are always passed in odd registers. - - * rs6000.c (function_arg_boundary): On V.4, long longs are always - passed in odd registers. - - * rs6000.md ({add,sub}di3): Remove restriction for POWER only, - since all of the instructions used are common to both - architectures. - -Sun Jan 14 20:34:03 1996 Jeffrey A. Law <law@cygnus.com> - - * expr.c (expand_assignment): Fix alignment parm in emit_block_move. - -Sun Jan 14 19:00:25 1996 Jim Wilson <wilson@cygnus.com> - - * sched.c (schedule_block): Copy RTX_INTEGRATE_P bit when create - a new note. - - * integrate.c (save_for_inline_copying, case NOTE): Copy - RTX_INTEGRATED_P bit. - -Sun Jan 14 17:57:52 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * stupid.c (stupid_find_reg): Don't try to allocate reg if live - over more than 5,000 insns. - -Sat Jan 13 23:09:07 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.h (STACK_BOUNDARY): Bring back down to 64bits. - - * pa.md (pre_ldwm): Fix bug exposed by recent changes. - Simplify. - (pre_stwm, post_ldwm, post_stwm): Likewise. - (HImode and QImode variants): Likewise. - * pa.c (hppa_expand_prologue): Corresponding changes. - (hppa_expand_epilogue): Likewise. - - * pa.c (hppa_legitimize_address): Generate more indexing - address modes. - -Fri Jan 12 19:03:21 1996 Doug Evans <dje@cygnus.com> - - * sparc/sol2.h (COMMON_ASM_OP): Delete, use sysv4.h's. - - * sched.c (schedule_block): Maintain a valid chain so - emit_note_before works. - -Fri Jan 12 13:20:01 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/eabi{,-ci,-cn}.asm: Add support for V.4 .sbss/.sdata, and - eabi .sbss2/.sdata2 sections, loading up r13 and r2 respectively - if the sections were used, and we don't need to relocate the - pointers. - -Thu Jan 11 19:41:07 1996 Per Bothner <bothner@cygnus.edu> - - * sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use AGGREGATE_TYPE_P so - QUAL_UNION_TYPE and SET_TYPE are also passed by invisible reference. - * sparc.h (INIT_CUMULATIVE_ARGS for SPARCV9): Return types of - QUAL_UNION_TYPE and SET_TYPE also make invisible 1st argument. - -Thu Jan 11 18:33:50 1996 Doug Evans <dje@cygnus.com> - - * h8300.h (TARGET_ALIGN_STRUCT_300): New macro. - (TARGET_SWITCHES): Add -malign-struct-300. - (BIGGEST_FIELD_ALIGNMENT): Update. - -Thu Jan 11 12:07:44 1996 J.T. Conklin <jtc@cygnus.com> - - * h8300.h (CPP_PREDEFINES): Delete -D_DOUBLE_IS_32BITS. - -Thu Jan 11 11:09:33 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (mulsf3 !POWERPC): Use dmul attribute. - (divsf3 !POWERPC): Use ddiv attribute. - -Thu Jan 11 11:09:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/eabi-ctors.c (__do_global_ctors): If global variable - __atexit is non-NULL, call it with __do_global_dtors address to - register the function to run destructors. - (__do_global_{c,d}tors): Guard against NULL pointers. - - * rs6000/eabi.asm (__eabi): If the __eabi function was already - called, do nothing. - -Thu Jan 11 11:29:09 1996 Doug Evans <dje@cygnus.com> - - * fixincludes: Wrap rpc/types.h in extern "C", for osf2.0. - -Wed Jan 10 13:16:03 1996 Doug Evans <dje@cygnus.com> - - * varasm.c (variable_section): New function. - (assemble_variable): Call it. - -Wed Jan 10 11:27:28 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/eabi-c{i,n}.asm (__DTOR_{LIST,END}__): Fix typo. - * rs6000/eabi{,sim}.h ({START,END}FILE_SPEC): Add %s to object - files. - - * rs6000/t-{eabi,eabigas,ppc,ppcgas} (MULTILIB_MATCHES): Drop - support for obsolete -mcpu=mpc403. - Add -mcpu=821 and -mcpu=860 to soft-float defaults. - - * rs6000/t-eabi{,gas} (LIBGCC): Add stmp-crt. - (INSTALL_LIBGCC): Add install-crt. - (EXTRA_PARTS): Delete. - (stmp-crt{,-sub}): New rules to build crti.o and crtn.o in a - multilib fashion. - (install-crt): Install the multilib crt values. - -Tue Jan 9 17:30:16 1996 Doug Evans <dje@cygnus.com> - - * c-tree.h (merge_attributes): Moved from here. - * tree.h (merge_attributes): To here. - * c-typeck.c (merge_attributes): Moved from here. - * tree.c (merge_attributes): To here. - -Mon Jan 8 18:27:38 1996 Arne H. Juul <arnej@pvv.unit.no> - - * mips/netbsd.h (LINK_SPEC): Change nostdlib to nostartfiles. - (LOCAL_LABEL_PREFIX): Delete. - (ASM_OUTPUT_SECTION_NAME): Define. - -Sun Jan 7 17:11:11 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * collect2.c (scan_libraries): Correct Import File ID interpretation. - -Sun Jan 7 16:56:56 1996 Michael Meissner <meissner@wombat.gnu.ai.mit.edu> - - * {svr4,mips/elf{,64}}.h (MAX_OFILE_ALIGNMENT): Define as 32768*8. - -Sat Jan 6 15:52:36 1996 Doug Evans <dje@cygnus.com> - - * a29k/vx29k.h (CPP_SPEC): Define. - - * configure: Recognize any --with/--without option. - - * Makefile.in (MAKEINFOFLAGS): New variable. - (cpp.info,gcc.info): Use it. - - * sparc/t-sol2 (crt1.o,crti.o,crtn.o,gcrt1.o): Use $(GCC_FOR_TARGET). - * i386/t-sol2 (crt1.o,crti.o,crtn.o): Likewise. - -Fri Jan 5 10:44:25 1996 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/aix{3newas,41}.h ({ASM,CPP}_SPEC): Update for new - processors. - * rs6000/eabi{aix,le}.h ({ASM,CPP}_SPEC): Ditto. - * rs6000/{lynx,netware,powerpc,sysv4}.h ({ASM,CPP}_SPEC): Ditto. - - * rs6000.c (rs6000_override_options): Remove requirement that - -mcpu=common be big endian. - (rs6000_stack_info): If NAME__main is defined, mark this function - as doing a call, even if there are no arguments. - - * rs6000.md (SI*SI->DI splitters): Add reload_completed - condition. - (mulsidi3): If big endian, do move directly, rather than moving by - pieces. - - * rs6000/eabi{,sim}.h (STARTFILE_SPEC): Add crti.o before any - other objects. - (ENDFILE_SPEC): Add crtn.o after any objects. - * rs6000/t-eabi{,gas}: Build crt{i,n}.o from eabi-crt{i,n}.asm. - * rs6000/eabi-crt{i,n}.asm: New files to provide begin/end labels - for all special sections used by eabi as opposed to relying on GLD - to set all of these symbols. - * rs6000/eabi.asm (__eabi): Change to use the new labels provided - above. Don't assume that the .got2, .ctors, .dtors, and .fixup - sections are contiguous. - -Fri Jan 5 10:40:37 1996 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (mulh_call): Remove r4 clobber. - (quoss_call): Remove cr0 and cr1 clobbers. - - * rs6000.md (function units): Add MPC505/821/860 support. - (SF multiply add combiner patterns): Use dmul attribute when limited - to DFmode POWER instructions. - * rs6000.c (processor_target_table): Add MPC505/821/860 support. - Remove MASK_POWER and add MASK_PPC_GFXOPT for PPC602. Always use - new mnemonics for common mode. - (rs6000_override_options): Don't set SOFT_FLOAT based upon - PROCESSOR_DEFAULT. - * rs6000.h (processor_type): Add PROCESSOR_MPCCORE. - (RTX_COSTS): Add PROCESSOR_MPCCORE cases. - (CPP_SPEC): Add new processor support. - -Fri Jan 5 00:32:49 1996 Doug Evans <dje@cygnus.com> - - * sparc.h (MACHINE_STATE_RESTORE): Add missing .align. - -Wed Jan 3 18:29:32 1996 Doug Evans <dje@cygnus.com> - - * arm/lib1funcs.asm (__USER_LABEL_PREFIX__): Define if not already. - (CONCAT1,CONCAT2,SYM): Define. - (__udivsi3,__divsi3,__umodsi3,__modsi3,__div0): Use SYM to define - global labels. - -Wed Jan 3 02:41:39 1996 Jeffrey A. Law <law@cygnus.com> - - * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Call text_section. - -Tue Jan 2 16:12:13 1996 Jim Wilson <wilson@cygnus.com> - - * sh.c (gen_shifty_op): Output a NOP for a shift by 0. - (find_barrier): New variables si_limit, hi_limit. Set them depending - on whether we are optimizing. Set found_hi if the destination is - HImode. - (machine_dependent_reorg): If not optimizing, then change scan to a - note instead of calling delete_insn. - * sh.h (OVERRIDE_OPTIONS): Don't set optimize or flag_delayed_branch. - - * dbxout.c (gstab.h): Include if cross compiling. - -Mon Jan 1 21:13:43 1996 Arkady Tunik <Arkady_Tunik@comverse.com> - - * configure (i[3456]-*-solaris2*): Support stabs. - * i386/sol2dbg.h: New file. - -Mon Jan 1 09:08:01 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-typeck.c: Use DECL_C_BIT_FIELD, not DECL_BIT_FIELD in all tests. - - * global.c (reg_allocno): No longer static. - * reload1.c (reg_allocno): Declare. - (order_regs_for_reload): New arg, GLOBAL. - Bias against regs allocated in local-alloc. - (reload): Pass new parm to order_regs_for_reload. - - * local-alloc.c (reg_equiv_replacement): New variable. - (memref_referenced_p, case REG): Check for reg_equiv_replacement. - (update_equiv_regs): reg_equiv_replacement now file-scope. - - * c-decl.c (finish_struct): Warn if field with enumeral type is - narrower than values of that type. - - * combine.c (rtx_equal_for_field_assignment_p): New function. - (make_field_assignment): Use it. - Expand compound operations on both sides of an IOR. - Properly adjust constand in IOR when computing bit position. - -Sun Dec 31 18:47:22 1995 Doug Evans <dje@cygnus.com> - - * m68k-none.h (MULTILIB_DEFAULTS): Define. - -Sun Dec 31 15:47:20 1995 Jeffrey A. Law <law@cygnus.com> - - * hard-reg-set.h (losing_caller_save_reg_set): Declare. - * regclass.c (losing_caller_save_reg_set): Define. - (init_reg_sets_1): Initialize losing_caller_save_reg_set. - * global.c (find_reg): Avoid caller-saving registers in - losing_caller_save_reg_set. - * local-alloc.c (find_free_reg): Avoid caller-saving registers - in losing_caller_save_reg_set. - (CLASS_LIKELY_SPILLED_P): Delete definition. Moved into regs.h. - * regs.h (CLASS_LIKELY_SPILLED_P): Define if not already defined. - - * reorg.c (fill_simple_delay_slots): Try to fill from the - target of an unconditional branch if necessary. - - * pa.h (REG_ALLOC_ORDER): Allocate PA1.1 caller-saved FP regs - before PA1.0 caller-saved FP regs. - - * sched.c (adjust_priority): Use ADJUST_PRIORITY if its defined. - - * pa.h (ADJUST_PRIORITY): Define to keep lifetimes of registers - that will be allocated to %r1 shorter. - -Sun Dec 31 14:20:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * rtl.h (assign_temp): Add extra arg. - * function.c (assign_temp): Add extra arg, DONT_PROMOTE. - Don't return (const_int 0) for VOIDmode. - * stmt.c (expand_asm_operands): Call assign_temp with extra arg. - * expr.c (save_nocopied_parts, expand_expr): Likewise. - (expand_expr, case SAVE_EXPR): Set TEMP to (const_int 0) - if MODE is VOIDmode. - (expand_expr): Don't use assign_temp for pseudos when might - want to be TMODE. - - * stmt.c (tail_recursion_args): Compare TYPE_MAIN_VARIANTs. - - * calls.c (expand_call): Don't warn about not being able to - inline if -O0. - * expr.c (clear_pending_stack_adjust): Don't do optimization if -O0. - * function.c (instantiate_decls): Check DECL_SAVED_INSNS to see - if obstack change is needed. - * toplev.c (rest_of_compilation): Leave DECL_INLINE set even if - won't inline. - - * tree.h: Add documentation on uses of common area flags. - (DECL_ERROR_ISSUED): New macro. - (DECL_NO_STATIC_CHAIN): New macro; currently unused. - * c-aux-info.c (gen_decl): DECL_REGISTER isn't defined - for FUNCTION_DECL. - * toplev.c (compile_file): Likewise. - * stmt.c (fixup_gotos): Use DECL_ERROR_ISSUED instead - of DECL_REGISTER. - * varasm.c ({bc_,}make_decl_rtl): Don't look at DECL_REGISTER - for functions. - -Sat Dec 30 07:57:11 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * sdbout.c (plain_type_1, case ARRAY_TYPE): Subtract lower bound - when writing dimension. - -Fri Dec 29 18:23:58 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (eval_if_expression): End expression with '\n', not '\0' - so '\0' can be diagnosed properly. - * cexp.y (yylex, parse_c_expression, main): Likewise. - -Thu Dec 28 18:24:54 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * tree.h (TYPE_ARRAY_MAX_SIZE): New macro (used by Chill). - * function.c (assign_temp): New function. Can handle Chill-style - variable-sized array with static maximum size. - * rtl.h (assign_temp): New declaration. - * stmt.c (expand_asm_operands): Use new assign_temp function. - * expr.c (save_noncopied_parts, expand_expr): Likewise. - -Thu Dec 28 15:28:47 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * function.c (assign_parms): Fix thinko for struct value arg. - -Fri Dec 29 12:41:47 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (movdf): Reinstate 12/24 change accidently dropped in - undoing 12/27 changes. - -Thu Dec 28 22:24:53 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h: (reg_class): Undo 12/27 changes, except for formatting. - (REG_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise. - (REG_CLASS_FROM_LETTER): Likewie. - (PREDICATE_CODES): Delete predicate functions. - (gpc_reg{0,3,4,34}_operand): Delete declaration. - (cc_reg{0,1}_operand): Likewise. - * rs6000.c (gpc_reg{0,3,4}_operand): Delete. - (cc_reg{0,1}_operand): Likewise. - - * rs6000.md (common mode functions): Undo 12/27 changes,and add - appropriate clobbers for common mode calls. Keep define_splits for - powerpc SI*SI->DI. - -Thu Dec 28 11:08:11 1995 Mike Stump <mrs@cygnus.com> - - * sparc.h (RETURN_ADDR_OFFSET): Rename from NORMAL_RETURN_ADDR_OFFSET; - returns offset for the current function specifically. - -Thu Dec 28 07:07:14 1995 Paul Eggert <eggert@twinsun.com> - - * c-lex.c (yylex): Improve error message for bogus numbers. - Consolidate duplicated code. - - * cexp.y (parse_number): Improve error message for bogus numbers. - (yylex): Consider `0xe-1' to be a (bogus) number if not traditional. - - * cccp.c (do_include): In VMS, worry only about EACCES when open fails. - (new_include_prefix): Don't try to stat dir prefixes in VMS. - -Wed Dec 27 14:02:54 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * fix-header.c: Add EXIT_FAILURE and EXIT_SUCCESS to stdlib.h if - missing. Re-write how errno is added to be done similarly. - (XOPEN_SYMBOL, XOPEN_EXTENDED_SYMBOL): New macros, to mark XPG4 - functions. - (std_include_table): Add a number of functions (mostly XPG4). - -Tue Dec 26 23:18:34 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * sys-types.h: Add dummy definition for ssize_t. - * sys-protos.h (bcmp, bcopy, gethostname, lockf, read, readlink, - write): Fix prototypes to match Posix and XPG4. - (socket, strcasecmp, strncasecmp): New prototypes (from XPG4). - -Wed Dec 27 15:30:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * libgcc2.c (_bb_init_prg): Cast arg to bzero to (char *). - - * regs.h (reg_rtx_no, regno_pointer_{flag_length,align): New decls. - (REGNO_POINTER_ALIGN): New macro. - * emit-rtl.c (regno_pointer_align): New variable. - (gen_reg_rtx): Extend regno_pointer_align table. - Allocate tables in saveable obstack. - (mark_reg_pointer): New arg, ALIGN. - (gen_inline_header): New args for reg info. - (set_new_first_and_last_insn): Set cur_insn_uid. - ({save,restore}_emit_status): Save and restore regno_pointer_align. - (restore_reg_data{,_1}): Deleted. - (init_emit): Allocate register tables in saveable obstack. - Set REGNO_POINTER_ALIGN for regs pointing into frame. - * function.c (assign_parms): Set REGNO_POINTER_ALIGN for - parms that are pointers. - * function.h (struct function): New field regno_pointer_align. - * expr.c (expand_expr, case VAR_DECL): Set REGNO_POINTER_ALIGN - when copying address into memory. - (expand_expr, case COMPONENT_REF, case ADDR_EXPR): Set alignment - of register when result or result's address. - (expand_expr, case CONVERT_EXPR): Don't handle -fforce-mem here. - * combine.c (set_nonzero_bits_and_sign_copies): Handle reg even - if only set once and in one basic block. - (nonzero_bits, case REG): Use REGNO_POINTER_ALIGN instead of - explicit alignment of registers pointing into frame. - * stmt.c (expand_decl): Set alignment of register for pointer - variable. - * optabs.c (emit_unop_insn): Don't do -fforce-mem for SIGN_EXTEND. - * cse.c (find_best_addr): Make sure folded address better before using. - * rtl.h (INLINE_REGNO_{RTX,POINTER_FLAG,POINTER_ALIGN}): New macros. - (gen_inline_header): Add three new parms. - * rtl.def (INLINE_HEADER): Add three new fields. - * integrate.c: Include regs.h. - (initialize_for_inline): Pass additional args to gen_inline_header. - (save_for_inline_copying): Make new regno_reg_rtx, regno_pointer_flag, - and regno_pointer_align arrays. - (expand_inline_function): Set alignment of reg for parm if passed - by hidden pointer. - Set regno_pointer_{flag,align} into remap table. - (copy_rtx_and_substitute): Set alignment of pointers into - stack frame. - Copy pointer flag and alignment to regs that are copies of - pointer registers from the original regs. - (output_inline_function): Don't call restore_reg_data. - Restore reg_rtx_no, regno_{reg_rtx,pointer_flag,pointer_align}. - * integrate.h (struct inline_remap): New fields regno_pointer_flag - and regno_pointer_align. - * unroll.c (unroll_loop): Set regno_pointer_{flag,align} in - remap table. - * explow.c (memory_address, allocate_dynamic_stack_space): - Pass additional arg to mark_reg_pointer. - * Makefile.in (integrate.o): Includes regs.h. - - * alpha.c ({non,}aligned_memory_operand): Test REGNO_POINTER_ALIGN. - (reg_or_unaligned_mem_operand): New function. - (get_unaligned_address): Add new arg, EXTRA_OFFSET. - * alpha.h ({CONSTANT,DATA}_ALIGNMENT): Align to at least BITS_PER_WORD. - (PREDICATE_CODES): Add reg_or_unaligned_mem_operand. - * alpha.md (extend{qihi,qisi,hisi}2): Allow unaligned memory - as arg 1 and pass to extend_{q,h}idi2. - (unaligned_extend{q,h}idi): New patterns. - (extend{q,h}idi2): If unaligned memory, call above new patterns. - (ext{q,l,w}h recognizer): Update to proper RTL. - (ext define_split): Comment out for now; wrong and maybe useless. - (unaligned_{load,store}hi): Do similarly to QImode. - (movhi, reload_{in,out}hi): Call unaligned case differently. - -Wed Dec 27 11:38:20 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (mulsidi3{,_common}): Undo previous change using - register classes instead of fixed registers for SI*SI->DI common - mode multiplies. - - * rs6000.c (gpc_reg34_operand): Delete unused function. - * rs6000.h (gpc_reg34_operand): Likewise. - - * rs6000.c (gpc_reg{3,4}_operand): Reorganize code and don't allow - SUBREG's. - - * rs6000.c (rs6000_override_options): Do not allow -mcpu=common on - little endian PowerPC's. - (gpc_reg{0,3,4,34}_operand): New functions to match a specific - register. - (cc_reg{0,1}_operand): Likewise. - - * rs6000.h (reg_class): Add register classes for register 3 by - itself, register 4 by itself, registers 3&4, and CR1. - (REG_NAMES): Add support for new register classes. - (REG_CLASS_CONTENTS, REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise. - (PREDICATE_CODES): Add new predicate functions. - (gpc_reg{0,3,4,34}_operand): Add declaration. - (cc_reg{0,1}_operand): Likewise. - - * rs6000.md (common mode multiplication/division): Move/rename common - mode calls so they are closer to define_expands that call them. - Set attribute type to be jmpreg, rather than integer, so optimizer - knows branch processing unit is used; make SI*SI->DI multiplier use - register classes instead of hardwired registers. - Add appropriate clobbers of CR0/CR1 as mandated by PowerOpen spec. - (PowerPC SI*SI->DI multipliers): Add appropriate define_splits. - - * rs6000/t-{,x}newas (MULTILIB*): Don't build power2 or 601 - specific libraries. - -Tue Dec 26 21:52:18 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (fold_convert): When converting a NaN to - another type, change the type of the node before returning it. - -Mon Dec 25 17:12:10 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * c-typeck.c (mark_addressable): Fix error in last change. - -Sun Dec 24 22:19:49 1995 Jeffrey A. Law <law@cygnus.com> - - * pa.c (output_function_epilogue): Use assemble_integer rather - than calling ASM_OUTPUT_INT directly. - * pa.h (ASM_OUTPUT_INT): Use labels for everything in the - exception table section. - - * pa.c (print_operand): Don't call fprintf to output a register - name. Use fputs instead. - - * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Strip any name encoding - on the section name. - -Sun Dec 24 17:46:03 1995 Markus Theissinger <Markus.Theissinger@gmd.de> - - * toplev.c (main): Add -ax option. - * gcc.c (struct compilers): Likewise. - * final.c (end_final): Extended header increased to 11 words. - (profile_after_prologue): FUNCTION_BLOCK_PROFILER uses - count_basic_blocks instead of profile_label_no. - - * libgcc2.c (struct bb): Add flags field. - (HAVE_POPEN): Test new define. - (struct __bb, struct bb_{edge,func}): New structs. - (__bb_init_{prg,file},__bb_{init,exit}_trace_func,__bb_trace_ret, - (__bb_trace_func{,_ret},gopen,gclose): New functions. - - * sparc.h, i386.h, m68k.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): - Extension for -ax option (profile_block_flag == 2). - (MACHINE_STATE_SAVE,MACHINE_STATE_RESTORE): New macros. - (FUNCTION_BLOCK_PROFILER_EXIT): New macro. - * sparc.c (output_function_epilogue), i386.c (function_epilogue): - Use FUNCTION_BLOCK_PROFILER_EXIT. - * m68k.c (output_function_epilogue): Likewise. - * xm-sparc.h: Define HAVE_POPEN. - -Sun Dec 24 06:50:30 1995 Barrett Richardson (barrett@iglou.com) - - * floatlib.c (__divdf3): Rewrite to do software divide of two - doubles instead of using __divsf3. - -Sun Dec 24 06:38:15 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * rs6000.md (movdf): Don't copy a word at a time; nearly always loses. - - * c-tree.h (DECL_C_BIT_FIELD): New macro. - * c-decl.c (finish_struct): Set it when set DECL_BIT_FIELD. - * c-typeck.c (mark_addressable, case COMPONENT_REF): - Give error if taking address of a bit field. - - * gcc.c (unused_prefix_warning): Include machine_suffix if - require_machine_suffix. - (warn_B, warn_std, warn_std_ptr): New variables. - (process_commands): Use them and NULL_PTR as WARN arg to add_prefix. - - * gcc.c (process_command): Give error for -c with -o and - multiple compilations. - (handle_braces): Rename variable "pipe" to "pipe_p". - - * expr.h (clrstr_optab): New declaration. - (clear_storage): New parm, ALIGN. - * tree.h (CONSTRUCTOR_TARGET_CLEARED_P): New macro. - * genopinit.c (optabs): Add "clrstr%a%". - * optabs.c (init_optabs): Initialize clrstr_optab. - * expr.c (struct clear_by_pieces): New structure. - (clear_by_pieces{,_1}, {is,mostly}_zeros_p): New functions. - (clrstr_optab): New optab. - (clear_storage): Rework to try to use clear_by_pieces, then - new clrstr insn, then library call. - (store_constructor): Track if target is already cleared. - Clear target first if CONSTRUCTOR is mostly zeros. - Don't write zeros if target has been cleared. - Add new arg to clear_storage call. - (expand_expr, case CONSTRUCTOR): Don't put static constructor - in memory if mostly zero. - * i386.md (clrstrsi): New pattern and associate anonymous pattern. - -Sat Dec 23 12:21:53 1995 Jeffrey A. Law <law@cygnus.com> - - * pa.c (output_move_double): Correctly identify and handle - overlapping moves. - * pa.md (movdi patterns): Eliminate earlyclobbers in mem<->gr cases. - (movdf patterns): Likewise. - -Fri Dec 22 17:29:42 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (store_constructor): Don't call change_address on REG. - (expand_expr, case CONSTRUCTOR): Likewise. - - * mips.c (expand_block_move): Preserve MEM flags in call to - movstrsi_internal. - - * pa.c (emit_move_sequence): Don't try to set REGNO_POINTER_FLAG - for a SUBREG. - - * reload.c (find_valid_class): New function. - (push_reload): Use it in cases where a SUBREG and its contents - both need to be reloaded. - - * toplev.c (rest_of_compilation): Never defer functions that - contain nested functions. - -Fri Dec 22 15:55:00 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (function units): Add 403 support which deleted - by accident on Nov 21st. Mark all compares from 602, 603, 604, - 620, 403, like was done for rios{1,2} and 601 as needing the bpu, - so that compares are hoisted far enough branches for zero cycle - branch support. - -Fri Dec 22 15:13:47 1995 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.h (TARGET_UNROLL_STRLEN): New macro. - * i386.c (output_strlen_unroll): New function. - * i386.md (strlensi): New pattern. - -Thu Dec 21 18:53:31 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * /gnu.h (GNU_CPP_PREDEFINES): Add missing space after -Amachine(CPU). - -Thu Dec 21 12:23:42 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * configure ({powerpc,rs6000}*): Change --enable-cpu to --with-cpu. - * rs6000.c (rs6000_select): Likewise. - - * rs6000/aix41.h (LINK_SPEC): Do not pass -bexport to the linker - if -g and -shared. - -Wed Dec 20 11:23:39 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * configure ({powerpc,rs6000}-ibm-aix*): Merge these two into the - same case statement. Aix 4 now generates -mcpu=common by default. - ({powerpc,rs6000}*): Add support for --enable-cpu=<value> to - select the default cpu to compile for. - - * rs6000/aix41.h (TARGET_DEFAULT): Make -mcpu=common default behavior. - (PROCESSOR_DEFAULT): Likewise. - (MULTILIB_DEFAULTS): Set mcpu=common. - - * rs6000.h (TARGET_CPU_DEFAULT): Define to be NULL if not defined. - (PROCESSOR_COMMON): Set this to PROCESSOR_601. - (PROCESSOR_POWERPC): Set this to PROCESSOR_604. - (TARGET_OPTIONS): Add -mtune= switch. - (rs6000_select): New structure to hold -mcpu=, -mtune= switches - and the result of configuring --enable-cpu=. - (OVERRIDE_OPTIONS): Pass TARGET_CPU_DEFAULT to - rs6000_override_options. - - * rs6000.c (rs6000_cpu_string): Delete global variable. - (rs6000_select): Define new global variable. - (rs6000_override_options): Take default_cpu argument, and provide - support for it and -mtune= in addition to -mcpu=. - - * rs6000/{aix{3newas,41},lynx,netware,powerpc}.h (ASM_SPEC): Add - support for -mcpu=power2. - * rs6000/{rs6000,sysv4}.h (ASM_SPEC): Likewise. - - * rs6000/{aix41,eabiaix,eabile,lynx,powerpc}.h (CPP_SPEC): Make - sure all -mcpu=xxx targets are supports. - * rs6000/{rs6000,sysv4,sysv4le}.h (CPP_SPEC): Likewise. - - * rs6000/t-x{newas,rs6000}: New files to be used when making a - cross compiler, to prevent libgcc1-test from being made. - - * rs6000/t-{x,}newas (MULTILIB_*): Build multlilib libraries for - power, power2, 601, powerpc, and common mode processors. - - * rs6000/aix41ppc.h: Delete, no longer used. - -Tue Dec 19 18:31:21 1995 Jim Wilson <wilson@cygnus.com> - - * mips.c (mips_reg_names, mips_sw_reg_names, mips_regno_to_class): - Add entry for new RAP reg. - * mips.h (FIRST_PSEUDO_REGISTER): Increment. - (FIXED_REGISTERS, CALL_USED_REGISTERS, REGISTER_NAMES, - DEBUG_REGISTER_NAMES): Add entry for new RAP reg. - (RAP_REG_NUM, RETURN_ADDRESS_POINTER_REGNUM): New macros. - (RETURN_ADDR_RTX): Define. - (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): - Add RETURN_ADDRESS_POINTER_REGNUM support. - * emit-rtl.c (return_address_pointer_rtx): New global variable. - (gen_rtx, init_emit_once): Add support for it. - -Tue Dec 19 15:08:31 1995 Jason Merrill <jason@yorick.cygnus.com> - - * collect2.c: Remove auto_export functionality. - -Tue Dec 19 10:57:23 1995 Kim Knuttila <krk@cygnus.com> - - * ppc-asm.h: Do not compile the register macros under winnt. - -Mon Dec 18 19:31:23 1995 Adam Fedor <fedor@wilma.Colorado.EDU> - - * objc/encoding.c (objc_alignof_type): Handle _C_PTR case. - -Mon Dec 18 18:40:34 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * combine.c (simplify_rtx, case SUBREG): For SUBREG of a constant, - use <= instead of < when comparing mode sizes. - (force_to_mode, case NOT): Use full mask inside the NOT operation. - - * expr.c (emit_block_move): When call emit_libary_call for bcopy, - pass arguments using correct types and modes. - (emit_push_insn, expand_assignment): Likewise. - (clear_storage, store_expr): Likewise for memset and bzero. - (store_constructor): Likewise for memset. - * optabs.c (emit_cmp_insn): Likewise for memcmp and bcmp. - * convex.c (expand_movstr_call): Likewise for memcpy. - * m88k.c (expand_block_move): Likewise for memcpy and bcopy. - * mips.c (block_move_call): Likewise for memcpy and bcopy. - * mips.h (INITIALIZE_TRAMPOLINE): Likewise for cacheflush. - - * c-common.c (WCHAR_TYPE_SIZE): Add a default definition. - - * sdbout.c (sdbout_symbol, case FUNCTION_DECL): Use DECL_INITIAL - instead of DECL_EXTERNAL to identify declarations. - - * svr4.h (ASM_IDENTIFY_GCC): Don't output stab here. - (ASM_IDENTIFY_GCC_AFTER_SOURCE): Output stab here instead of above. - - * stmt.c (expand_asm_operands): Handle numeric constraints in - with the default case. - -Mon Dec 18 16:49:43 1995 John F. Carr <jfc@mit.edu> - - * expr.h (expand_mult_highpart_adjust): Declare. - -Mon Dec 18 16:39:41 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (store_constructor): Fix error in last change: just - copy MEM, but be sure to share address. - (expand_expr, case CONSTRUCTOR): Likewise. - -Mon Dec 18 16:22:46 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h (ASM_GENERATE_INTERNAL_LABEL): Put leading '*' in label - string so as to not confuse dbxout.c. - -Mon Dec 18 09:44:56 1995 Mike Stump <mrs@cygnus.com> - - * libgcc2.c (__empty): An empty function used by the C++ frontend for - defaulting cleanup actions. - - * tree.c (save_tree_status, restore_tree_status): Save and restore - temporary_firstobj. - -Mon Dec 18 07:49:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * function.c (fixup_var_refs_1): Fix error in last change (when - mode of VAR is not the same as PROMOTED_MODE). - -Sun Dec 17 12:14:37 1995 Jeffrey A. Law <law@cygnus.com> - - * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Don't surround section names - with '$'; that confuses collect2. - (ASM_OUTPUT_SECTION_NAME): Likewise. - - * sched.c (canon_rtx): Recursively look for equivalences; - look for expressions equivalent to MEMs. - (true_dependence): Canonicalize inputs before operating - on their values. - (anti_dependence, output_dependence): Likewise. - - * jump.c (follow_jumps): Don't follow an unconditional jump - that is not a simple_jump. - - * pa.c (override_options): Make 7100 scheduling the default. - - * pa.md: Add 2nd reload peephole somehow omitted from Nov27 changes. - - * regclass.c (regclass): Use SECONDARY_RELOAD_CLASS if it's - defined to avoid useless work. - - * combine.c (find_split_point): Try to split SET_DEST - just like we do for SET_SRC. - -Sun Dec 17 11:37:25 1995 Torbjorn Granlund <tege@noisy.tmg.se> - - * expmed.c (expand_mult_highpart): When doing widening multiply, - put constant in a register. - (expand_mult_highpart): When mode is word_mode use gen_highpart - instead of right shift by size. - - * expr.c (expand_expr, case MULT_EXPR): Generalize code for widening - multiply to handle signed widening multiply when only unsigned optab - is defined, and vice versa. - -Sun Dec 17 07:35:50 1995 Pat Rankin <rankin@eql.caltech.edu> - - * vax/vms.h (WCHAR_TYPE_SIZE): Define. - -Sun Dec 17 07:08:34 1995 Ronald F. Guilmette <rfg@monkeys.com>. - - * fp-test.c: New file. - -Sun Dec 17 07:06:03 1995 Peter Flass <flass@lbdc.senate.state.ny.us> - - * i370.md (cmpqi): Fix generation of literal operand of CLM instruction - to avoid double literals (=X'=F'...). - -Sun Dec 17 06:57:02 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c: Try harder not to open or stat the same include file twice. - Simplify include file names so that they are more likely to match. - E.g. simplify "./a//b" to "a/b". Represent directories with simplified - prefixes, e.g. replace "./a//b" with "a/b/", and "." with "". - (absolute_filename): New function. - (do_include): Use it. - (read_name_map): Likewise; this makes things more consistent for DOS. - (main, do_include, open_include_file): -M output now contains - operands of -imacros and -include. - (skip_to_end_of_comment): When copying a // comment, don't try to - change it to a /* comment. - (rescan, skip_if_group, skip_to_end_of_comment, macarg1): Tune. - (rescan, skip_if_group, skip_to_end_of_comment, macarg1): - If warn_comments is nonzero, warn if backslash-newline appears - in a // comment. Simplify method for finding /* /* */ comment. - (skip_if_group): Optionally warn if /* /* */ appears between # and - a directive inside a skipped if group. - (macarg): Optionally warn if /* /* */ appears in a macro argument. - (strncat, VMS_strncat, vms_ino_t, ino_t): Remove. - (INCLUDE_LEN_FUDGE): Add 2 if VMS, for trailing ".h". - (INO_T_EQ, INO_T_HASH): New macros. - (struct file_buf): New member `inc'. - (expand_to_temp_buffer): Initialize it. - (struct file_name_list): New member `inc'. - (struct file_name_list): New member `st'. - c_system_include_path is now 1 if not 0. - fname is now an array, not a pointer. - (struct include_file): New members `next_ino', `deps_output', `st'. - Remove members `inode' and `dev'; they are now in `st'. - (INCLUDE_HASHSIZE): Rename from INCLUDE_HASH_SIZE. - (include_hashtab): Rename from include_hash_table. - (include_ino_hashtab): New variable. - (main): Store file status in struct stat, not in long and int pieces. - Use base_name to strip prefixes from file names. - When printing directory prefixes, omit trailing / and print "" as ".". - Fatal error if the input file is a directory. - (main, path_include): Regularize operands of -include, -imacros, - -isystem, -iwithprefix, and -iwithprefixbefore. - Regularize default include directories. - (do_include): - Allocate dsp with alloca, since fname is now dynamically allocated. - Use -3 to represent a never-opened file descriptor. - Make copy of file name, and simplify the copy. - Use base_name to identify the end of fname's directory. - Do not prepend dir for "..." if it matches the search list's first dir. - open_include_file now subsumes redundant_include_p and lookup_import. - Use bypass_slot to remember when to skip directories when including - a file that has already been seen. - Instead of using 0 to represent the working directory, and "" - to represent a directory to be ignored, use "" for the former, - and assume the latter has been removed before we get here. - Assume the directory prefixes have already been simplified. - Report as errors all open failures other than ENOENT. - Fatal error if fstat fails. - Use new deps_output member to avoid printing dependencies twice. - (bypass_hashtab): New variable. - (do_include, open_control_file, record_control_macro): New convention: - control_macro is "" if the file was imported or had #pragma once. - (pragma_once_marker): Remove. - (redundant_include_p, include_hash, lookup_include, lookup_import, - add_import, file_size_and_mode): Remove; subsumed by open_include_file. - (skip_redundant_dir_prefix): Remove; subsumed by simplify_filename. - (is_system_include, read_name_map, remap_include_file): - Assume arg is a directory prefix. - (base_name, simplify_filename, remap_include_file, - lookup_ino_include, new_include_prefix): New functions. - (open_include_file): New arguments `importing' and `pinc'. - Move filename mapping into new remap_include_file function. - First try to find file by name in include_hashtab; - if that doesn't work, open and fstat it and try to find it - by inode and dev in include_ino_hashtab. - (finclude): Get file status from inc->st instead of invoking fstat. - Store inc into fp->inc so that record_control_macro doesn't - need to do a table lookup. - (finclude, record_control_macro): Accept struct include_file * - instead of char * to identify include file. All callers changed. - (check_precompiled): Get file status from new argument `st'. - (do_pragma): Output at most one warning about #pragma implementation. - Always return 0 instead of returning garbage sometimes. - (do_pragma, hack_vms_include_specification): - Use base_name for consistency, and remove redundant code. - - From Per Bothner: - Unify the 3 separate mechanisms for avoiding processing - of redundant include files: #import, #pragma once, and - redundant_include_p to use a single more efficient data structure. - (struct file_name_list): Remove no-longer needed field control_macro. - (dont_repeat_files, all_include_files): Remove, no longer used. - (struct import_file): Renmed to struct include_file, moved earlier - in file, renamed field name to fname, and added control_macro field. - (pragma_once_marker): New constant. - (import_hash_table): Renamed to include_hash_table. - (import_hash): Renamed to include_hash. - (IMPORT_HASH_SIZE): Renamed to INCLUDE_HASH_SIZE. - (main, path_include): Don't clear removed control_macro field. - (lookup_include): New function - look up fname in include_hash_table. - (redundant_include_p): Re-write to use lookup_include. - (lookup_import, record_control_macro): Likewise. - (add_import): Defer fstat to caller. Combine two xmallocs into one. - (do_once): Use pragma_once_marker in include_hash_table. - (do_pragma): Re-implement to scan include_hash_table. - (do_include): Use new lookup_include and add_import. - -Sun Dec 17 06:45:43 1995 John F. Carr <jfc@mit.edu> - - * configure (savesrcdir): Do not create paths with trailing "/.". - - * combine.c (try_combine): When checking for two sets of the same - register in a split insn, also test for setting a ZERO_EXTRACT, - STRICT_LOW_PART, or SUBREG. - -Sun Dec 17 06:37:00 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * reload.c (push_secondary_reload): Don't strip paradoxical SUBREG - if reload_class is CLASS_CANNOT_CHANGE_SIZE. - -Sat Dec 16 18:24:20 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (expand_assignment): Fix alignment parm in emit_block_move. - -Sat Dec 16 18:16:08 1995 John Hassey (hassey@rtp.dg.com) - - * local-alloc.c (optimize_reg_copy_2): Don't attempt - optimization if destination register dies. - -Sat Dec 16 08:31:16 1995 Paul Eggert <eggert@twinsun.com> - - * fold-const.c (fold): Don't record overflow when negating - unsigned constants. - -Sat Dec 16 07:45:11 1995 Gran Uddeborg (uddeborg@carmen.se) - - * configure (i[3456]-*-isc, gas, stabs): Remove crt* from extra_files - -Sat Dec 16 07:03:33 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * stor-layout.c (layout_record): When PCC_BITFIELD_TYPE_MATTERS, - compute bitpos using field_size % type_align instead of field_size. - - * fixincludes (stdio.h): Fix return type of fread and fwrite - on sysV68. - -Sat Dec 16 06:57:14 1995 Thomas Lundqvist (d0thomas@dtek.chalmers.se) - - * function.c (fixup_var_refs_1): Fix two incorrect calls to single_set. - -Fri Dec 15 22:30:27 1995 Torbjorn Granlund <tege@noisy.tmg.se> - - * i386.h (REGISTER_MOVE_COST): Simplify. - -Fri Dec 15 22:30:27 1995 Stan Cox <coxs@dg-rtp.dg.com> - - * i386.h (TARGET_CPU_DEFAULT*, PROCESSOR_*, - TARGET_{LEAVE,386_ALIGNMENT,PUSH_MEMORY,ZERO_EXTEND_WITH_AND, - DOUBLE_WITH_ADD,BIT_TEST}): New macros. - * i386.c (ix86_cpu*, ix86_isa*): New global variables. - (override_options): Add -mcpu and -misa support - * i386.md: Use TARGET* macros. - * i386/dgux.{c,h}: New files. - * m88k/t-dgux: (GCC_FOR_TARGET, T_CFLAGS): New macros. - * m88k/t-dguxbcs: New file. - * m88k/x-{dgux,dguxbcs}: (GCC_FOR_TARGET, X_CFLAGS): Removed. - -Fri Dec 15 18:41:50 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * fixincludes (sys/wait.h): Add forward declaration of struct rusage - on AIX 3.2.5. - -Fri Dec 15 18:39:36 1995 Marco S Hyman (marc@dumbcat.sf.ca.us) - - * xm-bsd386.h (DONT_DECLARE_SYS_SIGLIST): Defined. - -Fri Dec 15 18:36:42 1995 Gran Uddeborg (uddeborg@carmen.se) - - * i386/svr3dbx.h (DO_GLOBAL_DTORS_BODY): Delete; obsolete. - -Fri Dec 15 18:21:34 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * i386/i386iscgas.h, i386/t-iscscodbx: Deleted; long dead. - -Fri Dec 15 10:01:27 1995 Stan Cox <coxs@dg-rtp.dg.com> - - * configure (target_cpu_default) Set for 486/586/686 - (m88k-dg-dgux) Use t-dguxbcs instead of x-dguxbcs - (i*86*) Change [345] to [3456] - (i[3456]86-dg-dgux) Added - * Makefile.in (out_object_file) Add MAYBE_TARGET_DEFAULT - -Fri Dec 15 08:05:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * function.c (init_temp_slots): New function. - (init_function_start): Code moved to new function and called here. - * toplev.c (rest_of_compilation): Call init_temp_slots. - - * expmed.c (store_bit_field): Don't use insv for BLKmode value. - (store_split_bit_field): Set total_bits to BITS_PER_FOR for - BLKmode value. - -Fri Dec 15 06:35:36 1995 David Edelsohn <edelsohn@mhpcc.edu> - - * xcoffout.h (DBX_STATIC_BLOCK_END): Use macro arguments. - (xcoff_begin_function_line, xcoff_current_function_file): Remove - unused extern declarations. - (DBX_OUTPUT_MAIN_SOURCE_FILENAME): Use macro argument. - * xcoffout.c (xcoff_begin_function_line): Make static. - (xcoff_inlining): Likewise. - (xcoff_current_function_file): Likewise. - (xcoff_output_standard_types): Remove TARGET_64BIT dependencies from - int and unsigned int. - -Mon Oct 16 12:25:52 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * fix-header.c: Support different kinds of functions (ANSI and - Posix1). Enable ANSI proptotypes if __STRICT_ANSI__. - (namelist_end): Removed. - (std_include_table): Divide up functions into kinds. - (add_symbols): New function. - (read_scanfile, write_rbrac, main): Use new data structures. - -Thu Dec 14 19:17:12 1995 Torbjorn Granlund <tege@noisy.tmg.se> - - * rs6000.md (umulsidi3): New pattern. - -Thu Dec 14 18:08:59 1995 Torbjorn Granlund <tege@noisy.tmg.se> - - * expmed.c (expand_divmod, case TRUNC_DIV_EXPR): Only reject - larger-than-HOST_BITS_PER_WIDE_INT modes for general constants, - not for powers-of-2. - - * i960.md (andsi3): Match op2 with logic_operand, change constraints - accordingly. Output andnot for negative op2. - (iorsi3, xorsi3): Analogous changes. - * i960.c (logic_operand): New function. - (i960_print_operand): Handle code `C'. - * i960.h (PREDICATE_CODES): Add logic_operand. - (CONST_OK_FOR_LETTER_P): Handle `M'. - * i960.md: Move all plain logical patterns together. - * i960.h (SHIFT_COUNT_TRUNCATED): Define as 0 as appropriate. - - * clipper.md (untyped_call): New pattern. - - * m68k.md (ashrsi_31): New pattern. - -Thu Dec 14 17:22:14 1995 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm.c (output_move_double): Extract DFmode constants using - REAL_VALUE_TO_TARGET_DOUBLE. - -Thu Dec 14 15:05:13 1995 Doug Evans <dje@cygnus.com> - - * Makefile.in (distclean): Delete float.h. - * configure: Set CROSS_FLOAT_H from float_format. - * config/float-i64.h: New file. - * config/float-i32.h: New file. - * config/float-vax.h: New file. - * arm/cross-float.h: Delete. - * arm/t-semi (CROSS_FLOAT_H): Delete. - -Wed Dec 13 19:16:57 1995 Mike Stump <mrs@cygnus.com> - - * expr.c (expand_expr, case ADDR_EXPR): Ensure op0 isn't QUEUED. - -Wed Dec 13 19:12:21 1995 Paul Eggert <eggert@twinsun.com> - - * gcc.c (my_strerror): Return "cannot access" if errno is 0. - (perror_with_name, pfatal_with_name, perror_exec): Don't assume that - the returned value from my_strerror contains no '%'s. - (sys_nerr): Declare only if HAVE_STRERROR is not defined. - -Wed Dec 13 19:05:47 1995 Alan Modra (alan@spri.levels.unisa.edu.au) - - * Makefile.in (c-parse.y, objc-parse.y): Add warning that file is - automatically generated. - -Wed Dec 13 15:40:30 1995 Mike Stump <mrs@cygnus.com> - - * function.c (identify_blocks): Start with chain of BLOCKs to match - rest of backend (dbxout.c), instead of just one BLOCK. - (reorder_blocks, all_blocks): Likewise. - - * stmt.c (find_loop_tree_blocks): Pass the toplevel list of - blocks, not just the first subblock. - -Wed Dec 13 16:11:18 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expmed.c (expand_divmod): Don't use TARGET if it's the wrong mode. - -Wed Dec 13 15:02:39 1995 Ian Lance Taylor <ian@cygnus.com> - - * dbxout.c (struct typeinfo): Define. - (typevec): Change to be struct typeinfo *. Change other uses as - appropriate. - (struct dbx_file): Define if DBX_USE_BINCL. - (current_file): New static variable if DBX_USE_BINCL. - (next_file_number): Likewise. - (dbxout_init): If DBX_USE_BINCL, initialize new variables. - (dbxout_start_new_source_file): New function. - (dbxout_resume_previous_source_file): New function. - (dbxout_type_index): New function. - (dbxout_range_type): Use dbxout_type_index. - (dbxout_type): Likewise. If DBX_USE_BINCL, initialize new typevec - fields. - * c-lex.c (check_newline): If DBX_DEBUGGING_INFO and write_symbols - == DBX_DEBUG, call dbxout_start_new_source_file and - dbxout_resume_previous_source_file when appropriate. - * sparc/sunos4.h (DBX_USE_BINCL): Define. - * svr4.h (DBX_USE_BINCL): Define. - -Wed Dec 13 06:52:40 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/win-nt.h (ASM_OUTPUT_EXTERNAL): Do not emit .extern for - builtin functions. - -Tue Dec 12 15:37:48 1995 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.c: Replace many uses of fprintf with putc and fputs. - (output_function_profiler): Use more efficient mnemonics, target - dependent mnemonics, asm_fprintf, and reg_names array. - - * rs6000.h: Replace many uses of fprintf with putc and fputs. - - * rs6000.h (INT_TYPE_SIZE): Remove TARGET_64BIT dependency. - (MAX_INT_TYPE_SIZE): Delete. - -Tue Dec 12 13:58:57 1995 Doug Evans <dje@cygnus.com> - - * t-h8300 (MULTILIB_{OPTIONS,DIRNAMES}): Add -mint32 support. - -Sun Dec 10 18:51:21 1995 Torbjorn Granlund <tege@noisy.tmg.se> - - * rs6000.md (matcher for neg:SI (geu:SI ..)): Get ppc syntax right. - -Sun Dec 10 08:47:16 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (simplify_if_then_else): Convert "a == b ? b : a" to "a". - - * expr.c (expand_expr, case CONSTRUCTOR): If TREE_READONLY, - set RTX_UNCHANGING_P in TARGET. - (expand_expr, case COMPONENT_REF): If result is BLKmode, - use that to access object too. - -Sun Dec 10 01:06:57 1995 Jeffrey A. Law <law@cygnus.com> - - * pa.md (millicode delay slot description): Remove reference - to defunct TARGET_MILLICODE_LONG_CALLS. - -Sat Dec 9 18:05:03 1995 Jim Wilson <wilson@cygnus.com> - - * expr.c (expand_expr, case INDIRECT_REF): Correct typo in May 8 - change. - - * sh.h (ADDRESS_COST): Define. - * sh.md (subsi3): Rename to subsi3_internal. Add new define_expand - to handle subtracting a register from a constant. - -Fri Dec 8 19:17:30 1995 Mike Meissner <meissner@beauty.cygnus.com> - - * rs6000.c (input_operand): Allow any integer constant, not - just integers that fit in 1 instruction. - -Fri Dec 8 10:45:07 1995 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm/lib1funcs.asm (RET, RETCOND): Define according to whether we - are compiling for 32 or 26 bit mode. - (all return instructions): Use RET or RETCOND as appropriate. - -Wed Dec 6 06:58:23 1995 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm.c (arm_gen_constant): New function. - (arm_split_constant): Split most of the functionality into - arm_gen_constant. Try to decide which way of handling the constant - is optimal for the target processor. - - * arm.c (arm_prgmode): New enum. - (target_{cpu,fpe}_name, arm_fast_multiply, arm_arch4): New variables. - (all_procs): New table describing processors and capabilities. - (arm_override_options): New function. - (arm_return_in_memory): New function. - (arm_rtx_costs): Adjust the multiply costs to cope with processors - with fast multiplication instructions. - (output_move_double): Use the ldm/stm variants more efficiently. - Delete cases that can no-longer occur. - (output_return_instruction, output_func_epilogue): Use TARGET_APCS_32, - not TARGET_6 for determining the type of return instruction to emit. - (final_prescan_insn case CALL_INSN): Use TARGET_APCS_32, not TARGET_6 - to determine condition preservation. - * arm.h (CPP_SPEC): Add defines for the cpu type, hard or soft floating - point, and the APCS PC size. - (TARGET_*): Restructure. - (ARM_FLAG_*): Many new definitions for different target options, not - all of which are supported yet. - (TARGET_SWITCHES): Use the ARM_FLAG_* definitions instead of explicit - numbers. - (prog_mode_type): New enum. - (floating_point_type): Split emulated floating point into FP_SOFT[23]. - (OVERRIDE_OPTIONS): Call arm_override_options. - (ARM_CPU_NAME): Default to NULL if not defined by a subtarget. - (BYTES_BIG_ENDIAN): Can now be set as a compilation option. - (RETURN_IN_MEMORY, DEFAULT_PCC_STRUCT_RETURN): New definitions. - (GO_IF_LEGITIMATE_OFFSET): Use different HImode offsets if compiling - for an architecture 4 target. The offsets for floating point - constants are the same as for integers if compiling TARGET_SOFT_FLOAT. - (GO_IF_LEGITIMATE_ADDRESS): Don't allow PRE_INC and POST_DEC if - the size is more than 4 bytes. Restrict the range offsets for DImode; - likewise for DFmode when TARGET_SOFT_FLOAT. - (LEGITIMIZE_ADDRESS): Use symbol_mentioned_p, not LEGITIMATE_CONSTANT_P - to determine if a constant address might be better in a register. - Handle DFmode addresses in the same way as DImode if TARGET_SOFT_FLOAT. - (LOAD_EXTEND_OP): If arm_arch4, then HImode also zero-extends. - * arm.md (attributes): Rearrange order, so that condition clobbering - can be automatically determined for call insns. - (attribute cpu): Add new cpu ARM7. - (attribute type): Add new type MULT. - (attribute prog_mode): New attribute. - (attribute conds): Clobbering of call insns can now be determined - using prog_mode attribute. - (function units "write_buf", "write_blockage"): Model the write buffer - as two function units, so that conflicts are avoided more often. - (funcion unit "core"): New function unit, so that elapsed cycles can - be more accurately determined. - (all anonymous patterns): Add names. - (mulsidi3, umulsidi3): New patterns available with fast multiply - variants. - (all call insns): The conds attribute is now determined automatically. - (zero_extendhisi): Expand for architecture 4 variants if appropriate. - (*zero_extendhisi_insn): New pattern. - (extendqi{hi,si}, extendhisi): Expand for architecture 4 variants if - appropriate. - (*extendhisi_insn, *extendqihi, *extendqisi): New patterns. - (storehi_single_op): New expand. - (movhi): Handle architecture 4 expansion. - (*movhi_insn_arch4): New pattern. - (*movhi_*): Adjust applicability conditions to handle architecture 4. - (reload_outdf): Handle pre/post inc/dec reloads. - (tablejump): Delete. - (matcher for optimized tablejump): delete. - (casesi): New expand. - (casesi_internal): New pattern. - * semi.h (EXIT_BODY): Delete. - (TARGET_DEFAULT): Set to ARM_FLAG_APCS_32. - (CPP_SPEC): Define. - arm/cross-float.h: New file, used when building a cross-compiler. - * t-semi: Don't define inhibit_libc when building libgcc2.a. - (CROSS_FLOAT_H): Define. - - * arm.c ({symbol,label}_mentioned_p): New functions. - (add_constant, dump_table, fixit, find_barrier, broken_move): New - support functions for handling constant spilling. - (arm_reorg): New constant spilling pass, for putting unhandlable - constants into the rtl where we can load them efficiently. - (output_load_symbol): Delete. - * arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): No need to handle floating - point constants any more, since arm_reorg will deal with them. - (LEGITIMATE_CONSTANT_P): Is now anything that doesn't contain a - LABEL. - (GO_IF_LEGITIMATE_ADDRESS): Recognize address expressions generated - by arm_reorg, but only after reload has completed. - (MACHINE_DEPENDENT_REORG): Define. - (ASM_OUTPUT_SPECIAL_POOL_ENTRY): There should be nothing left in - the pool, even if it might look like it. - * arm.md (*movsi_insn): Much simpified now that constants are handled - properly. - (movaddr): New expand. - (movsf, movdf): No need to force constants into the pool any more. - (*movdf_hard_insn): Much simplified. - (consttable_4, consttable_8, consttable_end, align_4): New patterns - for supporting embedded constants. - - * configure: New target arm-semi-aof. - * arm.c (strings_fpa): Use a form which is common to both GAS and - ARMASM. - (output_return_instruction, output_func_epilogue): Call - assemble_external_libcall, before trying to generate an abort call - in the assembler. - (arm_asm_output_label): Call ARM_OUTPUT_LABEL, rather than assuming - that labels are followed by a colon. - (aof_text_section, aof_add_import, aof_delete_import, - aof_dump_imports): New functions to support ARMASM assembler - generation. - * arm/aout.h: New file. - * arm/aof.h: New file. - * arm.h (most assembler-specific defines): Move to arm/aout.h. - (CONSTANT_ADDRESS_P): Can't directly access constant strings when - generating assembler for ARMASM. - (ENCODE_SECTION_INFO): Don't define if generating ARMASM assembler. - (ASM_OUTPUT_INTERNAL_LABEL): Generalize, so that it can be used - with all targeted assemblers. - (ASM_OUTPUT_LABEL): Call arm_asm_output_label. - * riscix.h: Include arm/aout.h, not arm/arm.h. - * riscix1-1.h: Likewise. - * semi.h: Likewise. - * arm/semiaof.h: New file. - * arm/t-semiaof: New file. - -Mon Dec 4 22:17:37 1995 Jason Merrill <jason@yorick.cygnus.com> - - * gcc.c (LIBGCC_SPEC): Do link with libgcc when -shared. - * alpha.h (LIBGCC_SPEC): Remove. - * linux.h (LIBGCC_SPEC): Remove. - * svr4.h (LIBGCC_SPEC): Remove. - * i386/t-crtpic (TARGET_LIBGCC2_CFLAGS): Use -fPIC. - * t-pa (TARGET_LIBGCC2_CFLAGS): Use -fPIC. - * sparc/t-sunos41 (TARGET_LIBGCC2_CFLAGS): Use -fPIC. - * sparc/t-sol2 (TARGET_LIBGCC2_CFLAGS): Use -fPIC. - * configure (i386-linux): Use i386/t-crtpic. - - * i386/xm-sco.h: #define NO_SYS_SIGLIST. - -Mon Dec 4 21:30:37 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu> - - * sh.c (shiftcosts): For SH3, max cost of arithmetic right shift is 3. - (expand_ashiftrt): For SH3, if shift cost is more than 3, then - call gen_ashrsi3_d to use shad instruction. - -Mon Dec 4 18:29:08 1995 Jason Merrill <jason@yorick.cygnus.com> - - * c-decl.c (finish_struct): Don't mess with the type of bitfields. - -Mon Dec 4 15:28:02 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (store_constructor, record): If field is READONLY, - set RTX_UNCHANGING_P in TO_RTX. - -Mon Dec 4 12:59:33 1995 Ian Lance Taylor <ian@cygnus.com> - - * sparc/t-sol2 (CRTSTUFF_T_CFLAGS): Use -fPIC unconditionally. - -Sun Dec 3 20:55:43 1995 Jeffrey A. Law <law@cygnus.com> - - * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Handle arbitrary sections. - (ASM_OUTPUT_SECTION_NAME): Define. - -Sat Dec 2 22:19:16 1995 Jeffrey A. Law (law@cygnus.com) - - * pa.h: Replace many uses of fprintf with fputs. - * pa.c: Likewise. - * pa-pro.h: Likewise. - - * pa.h (SECONDARY_RELOAD_CLASS): Don't call secondary_reload_class - to handle trivial cases. - * pa.c (secondary_reload_class): Rework to be more efficient. - -Sat Dec 2 07:52:46 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (movsi): Don't split large constants in the - movsi pattern, let the define_split split it later as needed. - -Fri Dec 1 16:00:42 1995 Brendan Kehoe <brendan@cygnus.com> - - * sparc.c (output_double_int): Handle CODE_LABEL's if v9. - -Fri Dec 1 09:13:23 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * m68k.md (decrement_and_branch_until_zero): Split into a - define_expand and an anonymous define_insn. - * fx80.md (decrement_and_branch_until_zero): Ditto. - * m88k.md (decrement_and_branch_until_zero): Ditto. - -Thu Nov 30 15:02:16 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu> - - * sh.c (noncall_uses_reg): New function. - (machine_dependent_reorg): Add support for TARGET_RELAX. - (final_prescan_insn): Likewise. - * sh.h (ASM_SPEC, LINK_SPEC): Pass on -mrelax. - (RELAX_BIT, TARGET_RELAX): New macros. - (TARGET_SWITCHES): Add -mrelax. - - * sh.c (insn-attr.h): Include. - (pragma_nosave_low_regs): New global variable. - (calc_live_regs): If SH3 and pragma_nosave_low_regs, then don't - save registers r0 through r7 for interrupt functions. - (function_epilogue): Clear pragma_nosave_low_regs. - (handle_pragma): Set pragma_nosave_low_regs if see pragma for it. - - * sh.h (FUNCTION_PROFILER): Use trap #33 instead of trap #5. - Put additional .align before trapa instruction. - -Thu Nov 30 14:45:13 1995 Doug Evans <dje@canuck.cygnus.com> - - * sparc.md (seqdi_special_trunc, snedi_special_trunc, - seqsi_special_extend, snesi_special_extend): Delete uses of SUBREG. - Make compare modes match modes of operands. - (snesi_zero_extend, snedi_zero_trunc_sp32, snedi_zero_trunc_sp64, - seqsi_zero_extend, seqdi_zero_trunc_sp32, seqdi_zero_trunc_sp64): - New patterns. - -Thu Nov 30 12:27:22 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * genmultilib: Take a 4th argument that says are the exceptions to - the multilibs, so illegal combinations can be eliminated. - - * Makefile.in (multilib.h): Pass $(MULILIB_EXCEPTIONS) as the 4th - argument to genmultilib. - - * configure (powerpc*): Remove little endian and eabiaix versions - of the t-* files. Accept powerpc{,le}-*-sysv in addition to - *-sysv4. - (powerpc{,le}-*-eabisim): Use standard t-eabigas instead of - t-eabisim. - (powerpcle-*-{winnt3,pe}): Add support for Windows NT on PowerPC. - * rs6000/t-{eabiaix,eabisim,eabilegas,ppclegas}: Delete. - - * rs6000/{t-winnt,win-nt.h}: New files for PowerPC Windows NT. - - * ginclude/ppc-asm.h: New file to provide common macros for the - various PowerPC calling sequences. - * rs6000/eabi.asm: Use ppc-asm.h. - - * rs6000/aix3newas.h (CPP_SPEC): Add support for -mcpu=603e, 602, - and 620. - * rs6000/{aix41,powerpc,rs6000,eabi{aix,le}}.h (CPP_SPEC): Ditto. - * rs6000/sysv4{,le}.h (CPP_SPEC): Ditto. - - * rs6000/aix3newas.h (LINK_SPEC): If cross compiling, don't use - absolute paths. - * rs6000/{aix41,aixppc,rs6000}.h (LINK_SPEC): Ditto. - - * rs6000/eabi.h (INVOKE__main): Don't define any more. - (ASM_OUTPUT_INT): Move to sysv4.h. - ({STARTFILE,LIB}_SPEC): If -msim or -mmvme add the appropriate - libraries. - - * rs6000/{eabiaix,eabile,sysv4{,le}}.h (CPP_SPEC): Add support for - -mcall-{aixdesc,nt} directives. - (MULTILIB_DEFAULTS): Define. - - * rs6000/eabi{,le}sim.h (TARGET_DEFAULT, CPP_SPEC): No longer - define, simulator supports floating point. - ({STARTFILE,LIB}_SPEC): If -mvme, use mvme libraries, not - simulator libraries. - - * rs6000/{mach,netware}.h (TARGET_AIX): Define as 0. - - * rs6000/netware.h (RS6000_OUTPUT_BASENAME): Don't redefine - anymore. - (STRIP_NAME_ENCODING): Undef. - - * rs6000.c (rs6000_save_toc_p, rs6000_abi): New globals. - (rs6000_override_options): Add 602, 603e, and 620 support. - (count_register_operand): New function to return true if operand - is the count register. - (easy_fp_constant): All constants are easy if -msoft-float. - (volatile_mem_operand): New function to return true if operand is - in volatile memory. - ({fp_,}reg_or_mem_operand): Call volatile_mem_operand. - (input_operand): Allow support for Windows NT loading SYMBOL_REFs - and LABEL_REFs from the TOC. - (function_arg_boundary): On Windows NT, any argument >= 8 bytes - must be double word aligned. - (function_arg{_advance,}): Call function_arg_boundary to determine - if we need to align to an odd register for large arguments. - Changes to accomidate new method of determining which ABI we're - adhering to. - (expand_block_move_mem): Copy RTX_UNCHANGING_P, and if - MEM_UNALIGNED_P is defined, copy that too. - (expand_block_move): Copy dest/src to registers using - copy_addr_to_reg. - (print_operand): Changes to accomidate Windows NT. - (first_reg_to_save): Ditto. - (rs6000_stack_info): Ditto. - (debug_stack_info): Ditto. - (output_{prolog,epilog,toc,function_profiler}): Ditto. - (rs6000_stack_info): Save main's arguments around __eabi call. - (svr4_traceback): Delete, current V.4 ABI no longer wants - tracebacks in this format. - (output_prolog): Call __eabi here, saving and restoring main's - args if needed. Save the toc pointer if needed. - (get_issue_rate): New function to return # of instructions a - machine can issue at once. - (rs6000_sync_trampoline): Emit instructions to synchronize the - PowerPC caches after a trampoline. - (rs6000_trampoline_{template,size}): New functions to provide - common trampoline support for all ABI's. - (rs6000_initialize_trampoline): Ditto. - - * rs6000.h (TARGET_{WINDOWS_NT,AIX,MACOS}): Define. - (processor_type): Add 602. - (PROCESSOR_COMMON): Assume current processor is a 604, not a 601. - (SUBTARGET_OPTIONS): Define if not defined. - (TARGET_OPTIONS): Include SUBTARGET_OPTIONS. - (COUNT_REGISTER_REGNUM): Define as 66. - (EXTRA_CONTRAINT): Add 'S' and 'T' for Windows NT. - (rs6000_abi): Add ABI_AIX_NODESC, ABI_NT. - (DEFAULT_ABI): Define if not defined. - (rs6000_stack): Add fields for Windows NT support. - (RS6000_SAVE_TOC): Add for Windows NT support. - (FUNCTION_ARG_BOUNDARY): Call function_arg_boundary. - (trampoline macros): Call trampoline functions in rs6000.c. - (RETURN_ADDRESS_OFFSET): Add Windows NT support. - (toc_section): Skip leading '*'. - (PREDICATE_CODES): Add volatile_mem_operand, - count_register_operand. - (MACHINE_issue_rate): Define. - (function decls): Add new function decls from rs6000.c. - - * rs6000.md (cpu attribute): Add 602. - (function units): Update to match reality better. - (calls through pointer): Rework to support Windows NT. - (movsi): Add Windows NT support. - (movstrsi): Remove match_operand predicates, since - expand_block_move does the checking. - (sync_isync): Delete. - (icbi, dcbst, sync, isync): New insns to generate named instruction - for making trampolines on eabi/V.4 properly flush the caches. - (decrement_and_branch_on_count): Rename from - decrement_and_branchsi. Add update of count in insn pattern. - - * rs6000/sysv4.h (TARGET_SWITCHES): Drop -mtraceback. Keep - -mno-traceback but don't do anything with it. Add - -mcalls-{nt,aixdesc}. Add -m{,no-}relocatable-lib. Add -msim, - -mmvme, and -memb. - (TARGET_TOC): Update for use with -mcalls-{nt,aixdesc}. - (SUBTARGET_OVERRIDE_OPTIONS): Update for new switches. - (RS6000_OUTPUT_BASENAME): Delete. - (toc_section): Add support for -mcall-{nt,aixdesc}. - (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Ditto. - (ASM_DECLARE_FUNCTION_NAME): Use STRIP_NAME_ENCODING instead of - RS6000_OUTPUT_BASENAME. For -mcall-{nt,aixdesc} emit the proper - function descriptor. - (ASM_SPEC): Pass appropriate -mxxx switches to the assembler based - on the -mcpu=xxx options. - (ASM_OUTPUT_INT): Move here from eabi.h. - (ENCODE_SECTION_INFO): If -mcall-{nt,aixdesc} add approriate magic - so function name has two or one leading periods. - (ASM_OUTPUT_SOURCE_LINE): Delete, use version in svr4.h. - (trampoline macros): Call trampoline functions in rs6000.c. - - * t-{eabi,ppc}{,gas} (EXTRA_HEADERS): Add ginclude/ppc-asm.h. - (LIB2FUNCS_EXTRA): Depend on eabi.S, not eabi.s. - (eabi.S): Rename from eabi.asm. - - * t-{eabi,ppc}gas (MULTILIB_*): Add -mcall-aixdesc libraries, but - don't build either little endian or -mrelocatable versions of - those libraries. - -Tue Nov 28 00:10:27 1995 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (divsi3): Reorder so common mode does not negate - power-of-2 shift optimization. - -Wed Nov 29 22:06:11 1995 J.T. Conklin <jtc@rtl.cygnus.com> - - * configure (sparc-*-solaris2*): Add gcrt1.o to extra_parts. - * sparc/sol2.h (STARTFILE_SPEC): Link with gcrt1.o with -pg. - * sparc/sol2-g1.asm: New file, startup code for profiled - executables. - * sparc/t-sol2: Add make rule for gcrt1.o. - * sparc/gmon-sol2.c (_mcleanup): Add support for PROFDIR - environment variable. - -Wed Nov 29 21:41:13 1995 Ian Lance Taylor <ian@cygnus.com> - - * mips/abi64.h (CPP_SPEC): If -msingle-float and not - -msoft-float, pass -D__mips_single_float. Likewise for -m4650 and - not -msoft-float. - * mips/dec-bsd.h (CPP_SPEC): Likewise. - * mips/dec-osf1.h (CPP_SPEC): Likewise. - * mips/elf64.h (CPP_SPEC): Likewise. - * mips/iris3.h (CPP_SPEC): Likewise. - * mips/iris5.h (CPP_SPEC): Likewise. - * mips/mips.h (CPP_SPEC): Likewise. - * mips/netbsd.h (CPP_SPEC): Likewise. - * mips/osfrose.h (CPP_SPEC): Likewise. - * mips/t-ecoff (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, - MULTILIB_MATCHES): Add -msingle-float support. - -Wed Nov 29 17:57:48 1995 Doug Evans <dje@cygnus.com> - - * toplev.c (main): Invoke OPTIMIZATION_OPTIONS after target_flags - has been initialized so sets of target_flags aren't clobbered. - - * cccp.c (do_include): Recognize c:\foo as absolute path name in DOS. - - * svr4.h (MD_EXEC_PREFIX): Don't use if cross compiling. - (MD_STARTFILE_PREFIX): Likewise. - (LINK_SPEC): Don't use absolute path names if cross compiling. - * svr3.h (LIB_SPEC): Likewise. - - * gcc.c (do_spec_1): Fix typos in version calculation. - -Wed Nov 29 14:06:13 1995 Jim Wilson <wilson@cygnus.com> - - * sh.md (ashrsi3_d): Use %0 not %1 in output pattern. - - * svr4.h (MAX_OFILE_ALIGNMENT): Define. - - * mips/iris5.h (WORD_SWITCH_TAKES_ARG): Define. - (LINK_SPEC): Add rpath. - * mips/iris6.h (LINK_SPEC): Likewise. - - * stupid.c (stupid_mark_regs): For hard registers, use regno+j - instead of just regno in MARK_LIVE_AFTER and SET_HARD_REG_BIT calls. - - * c-common.c (combine_strings): Add support for WCHAR_TYPE as short. - -Wed Nov 29 13:59:58 1995 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * c-decl.c (duplicate_decls): Add new paramter different_binding_level. - Lots of changes to use new new parameter. - (pushdecl): Delete variable declared_global. New variable - different_binding_level and code to set it. Move extern/static - warning before duplicate_decls call. Don't let global typedefs - conflict with nested extern declarations. Move oldglobal test - inside code for setting IDENTIFIER_LIMBO_VALUE. - (lookup_name_current_level_global): Delete. - * c-tree.h (merge_attributes): New declaration. - * c-typeck.c (merge_attributes): New function. Move code from - common_type to here. - (common_type): Call merge_attributes instead of having inline code. - * integrate.c (integrate_decl_tree): Delete variable newd. - Always set DECL_ABSTRACT_ORIGIN before calling pushdecl. - -Tue Nov 28 21:57:04 1995 Jim Wilson <wilson@cygnus.com> - - * mips.c (mips_function_value): Add check for i > 0 when deciding - if structure should be return in FP registers. - -Tue Nov 28 12:47:52 1995 Jeffrey A. Law <law@cygnus.com> - - * pa.md (define split for (plus (reg) (large_constant)): Try - another way to handle this with only 2 insns. From Tege. - -Mon Nov 27 02:05:18 1995 Jeffrey A. Law <law@cygnus.com> - - * lib1funcs.asm, pa-pro.h, t-pro.h, xm-papro.h: New PA - target files. - * configure (hppa*-*-pro*): Use new target files. - - * toplev.c (rest_of_compilation): Always call jump_optimize - at least once. - - * pa.h (ASM_OUTPUT_EXTERNAL): Don't let assemble_name clobber - the value of TREE_SYMBOL_REFERENCED. - - * pa-ghpux9.h (LINK_SPEC): Pass "-z" to the linker to enable - trap on null pointer dereference for programs built on hpux9. - * pa-hpux9.h, pa1-ghpux9.h, pa1-hpux9.h: Likewise. - - * pa.c (output_function_prologue): No longer need to keep - track of the total number code bytes when TARGET_GAS && - not TARGET_PORTABLE_RUNTIME. - * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use .NSUBSPA when - not TARGET_PORTABLE_RUNTIME. - (ASM_OUTPUT_FUNCTION_PREFIX): Define. Prefix functions with - .NSUBSPA when TARGET_GAS and not TARGET_PORTABLE_RUNTIME. - - * pa.md (symbolic high patterns): Use 'H' to print the symbolic - address so that the constant part gets rounded. - * pa.c (print_operand): Handle 'H' operand for high part of a - symbolic address with a rounded constant. - (output_global_address): New argument "rounded_constant". All - callers changed appropriately. - - * x-pa-hpux (FIXPROTO_DEFINES): Add -D_HPUX_SOURCE. - - * pa.h (CPP_SPEC): Only pass -D_HPUX_SOURCE and -D_HIUX_SOURCE if - -ansi is not present. - (CPP_PREDEFINES): Remove -D_HPUX_SOURCE and/or -D_HIUX_SOURCE. - * pa-ghiux.h (CPP_PREDEFINES): Likewise. - * pa-gux7.h (CPP_PREDEFINES): Likewise. - * pa-hiux.h (CPP_PREDEFINES): Likewise. - * pa-hpux.h (CPP_PREDEFINES): Likewise. - * pa-hpux7.h (CPP_PREDEFINES): Likewise. - * pa1-ghiux.h (CPP_PREDEFINES): Likewise. - * pa1-hiux.h (CPP_PREDEFINES): Likewise. - - * pa-hpux.h (LINK_SPEC): If -mlinker-opt, then pass -O to the - linker. - * pa-ghpux.h, pa-hpux9.h, pa-ghpux9.h: Likewise. - * pa1-ghpux9.h, pa1-hpux9.h: Likewise. - * pa.h (LINK_SPEC): Likewise. - (TARGET_SWITCHES): Add -mlinker-opt. - - * pa.md (all peepholes): Disable if TARGET_SOFT_FLOAT. - - * pa.c (pa_reorg): If TARGET_GAS, then emit insns to mark - the beginning and end of the branch table. - * pa.md (begin_brtab): New insn. Just a marker so GCC knows - where to put the .begin_brtab pseudo-op. - (end_brtab): Similarly. - - * pa.h (EXTRA_SECTIONS): Add in_ctors and in_dtors if - CTORS_SECTION_FUNCTION is defined. Else define dummy - versions of CTORS_SECTION_FUNCTION and DTORS_SECTION_FUNCTION. - (EXTRA_SECTION_FUNCTIONS): Add CTORS_SECTION_FUNCTION and - DTORS_SECTION_FUNCTION. - - * pa.md: Add peepholes to improve spill code generated - by reload when we run out of FP registers. - - * xm-pa.h: Remove spurious double-quote. - - * pa.md (call expanders): For indirect calls, load %r22 with the - function's address. - (indirect call patterns): No need to copy the call address into - %r22 anymore. - - * pa.c (output_cbranch): Fix buglet in length handling of - backwards branches with unfilled delay slots. - (output_bb, output_bvb, output_dbra, output_movb): Likewise. - - * pa.md: Fix off-by-one error in length computations for all - conditional branch patterns. - - * pa.h (output_bvb): Declare. - * pa.c (output_bvb): New function to output branch on variable - bit insns. - * pa.md (branch-on-variable-bit): New patterns. - - * pa.h (TARGET_MILLICODE_LONG_CALLS): Delete swtich and all - references. - (output_millicode_call): Declare new function - * pa.md (millicode calls): Update length computation to handle - variable length millicode calls. - (call pattners): Likewise. - (indirect call patterns): Update length compuations and output - templates to handle variable length millicode calls. - (plabel_dereference): Likewise. - * pa.c (override_options): Give warnings when incompatable - options are used. - (output_mul_insn): Call output_millicode_call instead of - output_call, eliminate last argument to output_millicode_call. - (output_div_insn): Likewise. - (output_mod_insn): Likewise. - (output_call): Rewrite long call code to handle variable length - millicode calls. Eliminate support for calling mul, div and mod - millicode routines. - (output_millicode_call): New function for calling mul, div and mod - millicode routines. - - * pa.md (abssi2): New pattern. - - * pa.c (secondary_reload_class): Loads from reg+d addresses into - FP registers don't need secondary reloads. - * pa.h: Delete soem #if 0 code. Update some comments. - (EXTRA_CONSTRAINT, case 'Q'): Only accept valid memory addresses. - - * pa.h (RTX_COSTS): Tege's rewrite. - - * pa.c (hppa_legitimize_address): Generate unscaled indexed - addressing for (plus (symbol_ref) (reg)). - (emit_move_sequence): Set REGNO_POINTER_FLAG appropriately - to encourage unscaled indexing modes. - (basereg_operand): New function for unscaled index address support. - * pa.md (unscaled indexing patterns): New patterns for unscaled - index address support. - - * pa.h (MOVE_RATIO): Define. - * pa.md (movstrsi expander): Refine tests for when to use the - library routine instead of an inlined loop copy. Provide an - additional scratch register for use in the inlined loop copy. - (movstrsi_internal): Name the pattern for ease of use. Add - additional scratch register. - * pa.c (output_block_move): Greatly simplify. Use 2X unrolled - copy loops to improve performance. - (compute_movstrsi_length): Corresponding changes. - - * pa.c (print_operand): Handle 'y' case for reversed FP - comparisons. Delete some #if 0 code. Fix various comment typos. - * pa.md (fcmp patterns): Try and reverse the comparison to avoid - useless add,tr insns. - -Sun Nov 26 14:47:42 1995 Richard Kenner <kenner@mole.gnu.ai.mit.edu> - - * Version 2.7.2 released. - - * function.c (fixup_var_refs_1): Make pseudo for DEST - in PROMOTED_MODE unless in a SUBREG. - - * cse.c (insert): Don't put a REG into qty_const. - - * msdos/top.sed: Change version to 2.7.2. - * winnt/config-nt.sed: Likewise. - -Sun Nov 26 14:41:49 1995 Douglas Rupp (drupp@cs.washington.edu) - - * Makefile.in (stamp-objlist): Change .o to $objext. - - * alpha/win-nt.h (CPP_PREDEFINES): Set __unaligned and __stdcall - to null. - (ASM_SPEC): Add a translation for -g to -Zi. - * winnt/ld.c (main): Don't pass -g to link. - * winnt/oldnames.c: Reformat and add some new functions for gnat1. - * winnt/win-nt.h (LINK_SPEC): Pass -g to ld.exe. - Increase default stack size. - * configure ({alpha-dec,i386-ibm}-winnt3.5): Add oldnames.o - to extra_objs. - * libgcc2.c (trampoline): Add getpagesize and mprotect for WINNT. - -Sun Nov 26 14:25:26 1995 Uwe Seimet (seimet@chemie.uni-kl.de) - - * atari.h (FUNCTION_VALUE): Deleted; incorrect. - -Sun Nov 26 14:23:03 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * fixincludes (curses.h): Allow space or tab after bool keyword, - instead of tab or tab. - -Sun Nov 26 14:14:11 1995 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) - - * 1750a.md (pattern for HImode PSHM): Corrected. - (trunchiqi2, zero_extendqihi2, extendhftqf2): Corrected. - (pattern for movhi of CONST_INT to REG): Corrected. - (divmodqi pattern for DISN): Corrected. - (all shift patterns): Corrected. - - * 1750a.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Corrected. - (ASM_OUTPUT_[datatype]): Corrected datalbl[].size computation - for output of arrays. - -Sun Nov 26 14:08:57 1995 Dave Love <d.love@dl.ac.uk> - - * mips/iris5.h (NO_IMPLICIT_EXTERN_C): Define this again so - that unistd.h doesn't get badly `fixed' for C++. libg++ will now - build with this definition. - -Sun Nov 26 14:02:43 1995 Robert E. Brown (brown@grettir.bibliotech.com) - - * configure: Better workaround for Nextstep bug. - -Sun Nov 26 13:55:07 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * rs6000.md (load_multiple matcher): Fix typo in opcode. - -Sun Nov 26 13:51:08 1995 Lee Iverson <leei@Canada.AI.SRI.COM> - - * final.c (final_start_function): Move call to sdbout_begin_function - back to final_scan_insn on MIPS systems so parameter descriptions are - recognized. - -Sun Nov 26 13:43:06 1995 DJ Delorie (dj@delorie.com) - - * msdos/top.sed: Don't insert "go32". - -Sun Nov 26 12:08:23 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * combine.c (nonzero_bits, case REG): Put POINTERS_EXTEND_UNSIGNED - code before stack pointer code. Return nonzero at end of stack - pointer code. - - * sparc.h (PRINT_OPERAND_ADDRESS): Handle CONST inside PLUS. - - * Makefile.in (cppalloc.o): Add a rule to build it. - - * alpha.c (alpha_emit_set_const): Don't output SImode sequences - that rely on invisible overflow. Sign extend new when SImode. - Don't recur if new == c. Don't allow shift outside mode. Make - logical right shift be unsigned. - -Sun Nov 26 11:37:50 1995 Arne H. Juul (arnej@idt.unit.no) - - * Makefile.in (compare*): Add "|| true" to avoid spurious - failure messages from some versions of make. - -Sun Nov 26 11:20:09 1995 Dmitry K. Butskoy (buc@stu.spb.su) - - * expr.c (truthvalue_conversion): Add declaration. - -Sun Nov 12 18:09:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * Version 2.7.1 released. - - * function.c (put_reg_into_stack): New arg volatile_p. - (put_var_into_stack): Call with new arg. - -Sat Nov 11 08:25:34 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * reload.c (output.h): Include it. - * Makefile.in (reload.o): Add dependence on output.h. - -Thu Nov 9 11:24:20 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * mips.h (HARD_REGNO_NREGS): If FP_REG_P, always use UNITS_PER_FPREG - to calculate number of words needed. - -Thu Nov 9 11:04:50 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de) - - * 1750a.md (cmphf): Addd Base Reg with Offset address mode (LB,STB,..) - (movqi,movhi,movhf,addqi3,addhf3,subqi3,subhf3,mulqihi3): Likewise. - (mulhf3,divhf3,andqi3,iorqi3): Likewise. - (define_peephole): Remove the Base mode peepholes. Replace the - special addqi define_insn for "LIM Ra,sym,Rb" by a define_peephole. - (ashlqi3): Took out futile 0th alternative. - (lshrqi3, lshrhi3, ashrqi3, ahsrhi3): Correct case of non-constant - shift count. - - * 1750a.h (REG_ALLOC_ORDER): Define. - (REGNO_OK_FOR_BASE_P): Include stack pointer in test against - reg_renumber[REGNO]. - (ASM_OUTPUT_DESTRUCTOR): Remove bogus assembler comment. - -Thu Nov 9 11:01:33 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (expand_expr, case ARRAY_REF): Properly convert types - of index, size, and multiplication. - -Wed Nov 8 09:00:22 1995 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm.md (mov*cc_{,soft_}insn): Use match_operator to test the - comparison and check that the condition code register is used. - -Wed Nov 8 08:49:35 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/sysv4.h (ASM_OUTPUT_{CONSTRUCTOR,DESTRUCTOR}): Undef before - including svr4.h. - -Tue Nov 7 10:58:12 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * m68k.md (subxf3): Properly name pattern. - -Tue Nov 7 10:53:09 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * libgcc2.c (__{C,D}TOR_LIST): For AIX, initialize these arrays to - 0,0, just like NeXT to avoid a warning message from the AIX 4.1 - linker. - -Tue Nov 7 09:58:34 1995 John F. Carr <jfc@mit.edu> - - * cppexp.c (cpp_lex): Correctly parse character constants. - -Tue Nov 7 09:52:15 1995 Jason Merrill <jason@yorick.cygnus.com> - - * rs6000.h (ASM_OUTPUT_{DES,CONS}TRUCTOR): Define. - -Mon Nov 6 10:27:15 1995 Doug Evans <dje@cygnus.com> - - * combine.c (force_to_mode): Fix typo. - -Sun Nov 5 18:37:02 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * m68k.md (cmpxf): Don't call force_const_mem, it looses for PIC; - get predicates right instead. Get rid of separate DEFINE_EXPAND. - (addxf3, subxf3, mulxf3, divxf3): Likewise. - (All XFmode patterns): Delete `F' and `G' constraints. - (absxf2, negxf2): Delete spurious condition on TARGET_FPA. - -Sun Nov 5 11:05:44 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * fixincludes (malloc.h): Fix return type of {m,re}alloc. - -Sun Nov 5 11:02:26 1995 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * cse.c (invalidate): For a pseudo register, do a loop to - invalidate all table entries, irrespective of mode. - -Sun Nov 5 10:57:43 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * combine.c (force_to_mode): Put in last change properly. - -Sun Nov 5 10:53:49 1995 Jeffrey A Law (law@cygnus.com) - - * pa.h (CONDITIONAL_REGISTER_USAGE): Make sure FP regs - get disabled regardless of PA1.0 vs PA1.1 code generation - when TARGET_SOFT_FLOAT or TARGET_DISABLE_FPREGS is on. - -Sun Nov 5 10:49:43 1995 Doug Evans <dje@lisa.cygnus.com> - - * i960.c (emit_move_sequence): Add a scratch register to - multi-reg stores. - (i960_output_move_{double,quad}): New functions. - (i960_print_operand): Handle new operand types E, F. - * i960.md (movdi matchers): Rewrite. - (store_unaligned_di_reg): New pattern. - (movti matchers): Rewrite. - (store_unaligned_ti_reg): New pattern. - -Sun Nov 5 10:45:24 1995 Ian Lance Taylor (ian@cygnus.com) - - * mips.h (MULTILIB_DEFAULTS): Define. - * mips/elf64.h, mips/iris6.h (MULTILIB_DEFAULTS): Define. - -Sun Nov 5 10:41:48 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * reload.c (push_reload): Delete abort for RELOAD_OTHER case added - in last change. - * reload1.c (emit_reload_insns): For RELOAD_OTHER output reloads, - output the reload insns in descending order of reloads. - - * sh.md (mulsidi3-1, mulsidi3, umulsidi3-1, umulsidi3): Enable. - (smulsi3_highpart-1, smulsi3_highpart): New patterns. - (umulsi3_highpart-1, umulsi3_highpart): Likewise. - (movdi-1): Add r/x constraint. - * t-sh (MULTILIB_OPTIONS): Add m2. - (MULTILIB_DIRNAMES): Add m2. - (MULTILIB_MATCHES): Define. - - * sparc.h (RTX_COSTS, case MULT): Check for TARGET_SPARCLITE. - - * abi64.h, elf64.h (CPP_SPEC): Add -EB and -EL support. - -Sat Nov 4 10:36:26 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * sh.md (casesi_worker): Change constraint from = to +. - - * svr4.h (ASM_IDENTIFY_GCC_AFTER_SOURCE): Delete. - (ASM_IDENTIFY_GCC): Output stab here. - -Sat Nov 4 10:32:37 1995 John Carr <jfc@mit.edu> - - * cpplib.c (finclude): Set current input pointer when input - is not a regular file. - - * cppmain.c: Define progname, required by cpplib. - -Sun Oct 29 07:48:36 1995 Michael Meissner <meissner@cygnus.com> - - * xcoffout.h (DBX_FINISH_SYMBOL): Deal with names created via - the __asm__ construct that start with a leading '*'. - * xcoffout.c (xcoff_declare_function): Likewise. - -Sun Oct 29 07:45:41 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * stupid.c (stupid_mark_refs): Handle SUBREG of pseudo-reg in a - SET_DEST same as we handle a pseudo-reg in a SET_DEST. - -Sun Oct 29 07:43:15 1995 Pat Rankin <rankin@eql.caltech.edu> - - * libgcc2.c (L_eh: __unwind_function): Implement for VAX. - * vax.h (RETURN_ADDRESS_OFFSET, RETURN_ADDR_RTX): Define. - -Sun Oct 29 12:39:08 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>a - - * i386/sol2.h (CPP_PREDEFINES): Add -D__SVR4. - -Sun Oct 29 07:14:36 1995 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * reload.c (find_equiv_reg): Check for nonsaving setjmp. - -Fri Oct 27 15:15:56 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * Makefile.in (out_object_file): Depend on TREE_H. - -Fri Oct 27 06:42:36 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.c (call_operand): Only allow reg 27 on NT too. - * alpha.md (call_value_nt, call_nt): Force non-SYMBOL_REF - into reg 27, just like for OSF. - - * rs6000.c (struct asm_option): Changed from struct option. - (expand_block_move_mem): Remove erroneously-added line. - - * expr.c (clear_storage): SIZE is now rtx, not int. - (store_constructor): Call clear_storage with rtx. - (get_inner_reference): Convert index to precision of - sizetype, not POINTER_SIZE. - (expand_expr, case ARRAY_REF): Likewise. - * expr.h (clear_storage): Second arg is rtx, not int. - -Fri Oct 27 05:45:58 1995 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * combine.c (force_to_mode, case ASHIFTRT): Properly handle - mask wider than HOST_WIDE_INT. - - * c-decl.c (pushdecl): Don't test TREE_PUBLIC when deciding whether - to register a duplicate decl in the current block. - -Thu Oct 26 21:55:39 1995 Jason Merrill <jason@sethra.cygnus.com> - - * calls.c (expand_call): Don't trust the callee to copy a - TREE_ADDRESSABLE type. - * function.c (assign_parms): Likewise. - -Thu Oct 26 19:25:05 1995 Mike Stump <mrs@cygnus.com> - - * libgcc2.c (__unwind_function): Provide a default definition for - implementations that don't yet have a function unwinder. - -Thu Oct 26 18:08:19 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (handle_directive): Don't treat newline as white - space when coalescing white space around a backslash-newline. - -Thu Oct 26 17:57:34 1995 Ian Lance Taylor <ian@cygnus.com> - - * mips-tdump.c (enum st): Define st_Struct, st_Union, and st_Enum. - (st_to_string): Handle them. - (type_to_string): Add fdp argument; pass it to emit_aggregate. - (print_symbol): Add fdp argument; pass it to type_to_string. - Handle st_Struct, st_Union, and st_Enum. - (emit_aggregate): Add fdp argument. Handle opaque types. Map - through RFD entries. - (print_file_desc): Pass FDR to print_symbol. - (main): Pass null FDR to type_to_string. - -Thu Oct 26 08:07:10 1995 Michael Meissner <meissner@cygnus.com> - - * configure (powerpc-ibm-aix[456789]*): Use rs6000/t-newas, - not rs6000/t-rs6000. - (rs6000-ibm-aix3.2.[456789]*): Likewise. - (rs6000-ibm-aix[456789]*): Likewise. - - * rs6000/t-newas: Copy from t-rs6000. - * t-rs6000: Don't build -mcpu=common multilib variants of libgcc.a. - - * rs6000.md (load_multiple insn): If address register is among regs, - don't load it with a lwsi instruction, which is undefined on PowerPC. - -Thu Oct 26 08:01:32 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * dwarfout.c (output_compile_unit_die): Handle language_string - of "GNU F77". - - * reload.c (find_reloads_address): When check for out of range constant - plus register, accept any hard register instead of just fp, ap, sp. - - * combine.c (distribute_notes): For Oct 19 change, add additional - check to verify that place has a valid INSN_CUID. - - * sparc/t-vxsparc (LIBGCC1_TEST): Define. - - * sh.md (negdi2): Use TARGET_LITTLE_ENDIAN. - - * combine.c (force_to_mode, case ASHIFTRT): Verify mode bitsize is - within HOST_BITS_PER_WIDE_INT before shifting by it. - - * final.c (final_scan_insn): When recur for instruction in delay slot, - add loop around recursive call in case the instruction gets split. - -Thu Oct 26 07:28:45 1995 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * genrecog.c (write_tree_1): Avoid emitting '-2147483648'. - - * jump.c (duplicate_loop_exit_test): Return 0 if found - a NOTE_INSN_LOOP_CONT. - -Tue Oct 24 15:30:14 1995 Jeffrey A Law <law@cygnus.com> - - * calls.c (expand_call): Make sure valreg is at least - a full word. - -Sun Oct 22 19:35:41 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * sh.h (INIT_SECTION_ASM_OP): Delete. - (HAVE_ATEXIT): Define. - -Sun Oct 22 07:46:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * libgcc2.c (__fixuns[xds]fsi): #undef MIN and MAX before #include - of limits.h. - - * pa.c (pa_adjust_cost): Use pa_cpu, not pa_cpu_attr. - -Sun Oct 22 07:38:58 1995 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * alpha.h (CONST_OK_FOR_LETTER_P): Use 'U' for unsigned constants. - * alpha.c (alpha_emit_set_const): Likewise. - * mips.c (gen_int_relational): Likewise. - -Sun Oct 22 07:14:35 1995 Douglas Rupp (drupp@cs.washington.edu) - - * i386.c (i386_return_pops_args): Don't need a FUNDECL to - check for type attributes in FUNTYPE. - -Sat Oct 21 18:17:42 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * sh.md (define_delay): Don't accept any instruction for an annulled - slot, only accept those for which in_delay_slot is yes. - * sh.c (find_barrier): When hi_const returns true, increment count_si - by two if found_si is true. - Always use get_attr_length to compute length of instructions. - If count_hi or count_si out of range at end, need two PREV_INSN calls - not one. - When create new label, set LABEL_NUSES to 1. - (reg_unused_after): Ifdef out code for handling labels. - (prepare_scc_operands): New local variable mode. Set it from - sh_compare_op0 or sh_compare_op1. Use it instead of SImode in - force_reg calls. - - * optabs.c (expand_float): Emit missing barrier after unconditional - jump. - -Sat Oct 21 14:16:46 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * alpha.md (cmpdf): Make conditional on TARGET_FP. - -Fri Oct 20 19:11:12 1995 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * combine.c (distribute_notes): Delete instructions without - side effect that set a subreg of an unused register. - - * m68k.h (PREFERRED_RELOAD_CLASS): Check for !G constants - for DATA_OR_FP_REGS also. - -Fri Oct 20 18:57:10 1995 Ian Lance Taylor <ian@cygnus.com> - - * genmultilib: Output negations of unused alternatives, even if - one of the alternatives is selected. - -Fri Oct 20 18:48:50 1995 Jeff Law (law@hurl.cygnus.com) - - * integrate.c (output_inline_function): Turn on flag_no_inline - to avoid function integration once we begin writing deferred - output functions. - -Fri Oct 20 18:46:33 1995 Michael Meissner <meissner@wogglebug.tiac.net> - - * rs6000.c (float_conv_temp): Delete global variable. - (stack_temps): New static array to hold stack temps. - (offsettable_mem_operand): Delete function. - (offsettable_addr_operand, rs6000_stack_temp): New functions. - (output_epilog): Zero stack_temps. - - * rs6000.h (offsettable_addr_operand): Declare instead of - offsettable_mem_operand. - (PREDICATE_CODES): Use offsettable_addr_operand. - (float_conv_temp): Delete variable. - - * rs6000.md (move_to_float insns): Change move_to_float so - that it doesn't have a clobber of the memory address, and instead - passes the stack temp's memory address as one of the unspec args. - (fix_truncdfsi2): Use rs6000_stack_temp to allocate the temp. - (multiply, shift insns): Fix all cases of multiply and shift insns so - that the right mnemonics are used for -mcpu=common with both - -m{old,new}-mnemonics. - -Fri Oct 20 17:58:19 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * expr.c (safe_from_p, case RTL_EXPR): Return 0 if RTL_EXPR_SEQUENCE - exists. Delete code to return 0 if exp_rtl is zero. - - * function.c (init_function_start): Don't call init_insn_lengths here. - * toplev.c (rest_of_compilation): Call it here. - -Thu Oct 19 19:19:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-common.c (check_format_info): Make test for null pointer - more general. - -Thu Oct 19 18:56:16 1995 Satoshi Adachi (adachi@wisdom.aa.ap.titech.ac.jp) - - * fixincludes (stdlib.h): Be more general in edit to change - declaration of {c,m,re}alloc. - -Thu Oct 19 18:48:53 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * libgcc2.c (__udiv_w_sdiv): If we don't have sdiv_qrnnd, define - dummy variant of __udiv_w_sdiv. - -Thu Oct 19 18:45:21 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * alpha.h (ASM_SPEC): If GNU as is the default, then pass -g to - the assembler if -malpha-as. If GNU as is not the default, then pass - -g to the assembler is not -mgas. - - * combine.c (distribute_notes): When search for new place to put - REG_DEAD note, call distribute_links if this new place is between - i2 and i3, and i2 uses the register. - -Thu Oct 19 18:41:36 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.md (float{,uns}sidf2): Rewrite to break the conversion - process into several general insns. - (move_to_float): New insns to move 2 integer regs into a float register - through memory, taking endianess into account. Make sure that the - floating temporary is a valid address. Use one temporary for all - floats converted. - (fix_truncdfsi2): Take endianess into account. - - * rs6000.c ({low_32_bit,offsettable_mem}_operand): The function - low_32_bit_operand is now unused, delete it. New function - offsettable_mem_operand to determine if a memory address is - offsettable. - * rs6000.h ({low_32_bit,offsettable_mem}_operand): Ditto. - (PREDICATE_CODES): Ditto. - - * rs6000.{c,h} (float_conv_temp): New global. - * rs6000.c (output_epilog): Zero out float_conv_temp. - - * Makefile.in (libgcc{1,2}.a): Allow LIB{1,2}FUNCS_EXTRA files to - end in .S as well as .c and .asm. - -Wed Oct 18 17:56:45 1995 Jose Alonso (sidinf@fpsp.fapesp.br) - - * c-typeck.c (parser_build_binary_op): Warn about x^y==z, etc. - -Mon Oct 9 12:38:06 1995 Michael Meissner <meissner@cygnus.com> - - * protoize.c (reverse_def_dec_list): Silence compiler warnings. - -Mon Oct 9 12:35:54 1995 Andrew Cagney <cagney@highland.com.au> - - * ginclude/va-ppc.h (va_arg): Deal with long longs that would be - passed in the 7th register, and are passed in the stack instead. - -Fri Oct 6 13:47:10 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * alpha.h (ASM_SPEC): Add -g. - -Fri Oct 6 13:42:50 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha.h (alpha_{arg,auto}_offset): Make extern. - -Fri Oct 6 13:24:43 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.h (RETURN_ADDRESS_OFFSET): Correct previous change. - -Fri Oct 6 13:14:43 1995 Doug Evans <dje@canuck.cygnus.com> - - * rtlanal.c (reg_set_last): Fix call to reg_set_between_p. - -Tue Oct 3 12:31:38 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * stor-layout.c (layout_type, case ARRAY_TYPE): Strip MAX_EXPR - from upper bound when computing length if it just protects against - negative length. - - * expr.c (emit_move_insn_1): When doing multi-word move, show - output is clobbered. - -Tue Oct 3 12:26:07 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * cse.c (set_nonvarying_address_components, case AND): Add *pend to - end. Add constant to start instead of subtracting it. - -Tue Oct 3 12:23:28 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * combine.c (simplify_rtx): In code that attempts to simplify - conditional expressions, if the result is an NE around another - comparison, return the original expression. - - * longlong.h (mips umul_ppmm): Use `l' and `h' constraints; - remove mflo and mfhi instructions. - -Tue Oct 3 12:21:29 1995 Michael Meissner <meissner@cygnus.com> - - * ginclude/va-ppc.h (va_start, stdarg case): Call - __builtin_next_arg, and ignore the result, so that the compiler - can report the proper error, if the second argument is not the - last argument. - -Tue Oct 3 12:02:51 1995 Kohtala Marko <Marko.Kohtala@ntc.nokia.com> - - * function.c (assign_stack_temp): Adjust full_size field of - temp_slot when splitting an unused slot. - -Tue Oct 3 11:51:59 1995 Mike Stump <mrs@cygnus.com> - - * expr.c (expand_builtin_return_addr): Break out functionality - from expand_builtin. - (expand_builtin): Call expand_builtin_return_addr. - * rs6000.h (RETURN_ADDR_RTX): Remove call to copy_to_reg. - Offset to return address is 4 when !TARGET_64BIT and v4_call_p, - 8 otherwise. - * sparc.h (RETURN_ADDR_RTX): Remove call to copy_to_reg. - * alpha.h (RETURN_ADDR_RTX): New definition. - -Sun Oct 1 21:23:30 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.c (staticp, case INDIRECT_EXPR): Disable case. - - * expr.c (expand_expr, case COMPONENT_REF): If getting component - of union of variable size, propagate TARGET. - -Fri Sep 29 07:48:09 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (store_expr): When storing promoted value, don't return - MEM if address contains target. - -Thu Sep 28 14:30:03 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (rescan): Expand `#if foo && #bar' without a bogus - complaint about preprocessor directives within macro args. - Expand `foo' in `foo#bar' without requiring a space before `#'. - -Thu Sep 28 14:24:26 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.md (anonymous DImode shift patterns setting cc0): Turned - off due to reload problems. - -Thu Sep 28 14:05:22 1995 Niklas Hallqvist (niklas@appli.se) - - * Makefile.in (USER_H): Move up so can override. - (INSTALL_ASSERT_H): New definition. - (install-headers): Use it. - (stmp-int-hdrs): Handle USER_H being empty. - * config/x-netbsd (INSTALL_ASSERT_H): Define as empty. - - * i386/netbsd.h (WCHAR_{TYPE,UNSIGNED,TYPE_SIZE}): Now int. - * m68k/netbsd.h, ns32k/netbsd.h, sparc/netbsd.h: Likewise. - * vax/netbsd.h: Likewise. - (SIZE_TYPE): Use unsigned int. - - * m68k.c (output_scc_di): Swap operands when needed. - * m68k.h (LEGITIMATE_PIC_OPERAND): Allow SYMBOL_REF_FLAG symref. - * m68k.md: Make both assembler syntaxes do the same for PIC calls. - -Tue Sep 26 16:51:44 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * mips.c (override_options): Don't allow anything but integers to - go in the HI/LO registers. - -Tue Sep 26 16:36:18 1995 John F. Carr <jfc@mit.edu> - - * c-common.c (check_format_info): Don't warn about format type - mismatch if the argument is an ERROR_MARK. - -Mon Sep 25 17:50:50 1995 Craig Burley (burley@gnu.ai.mit.edu) - - * stor-layout.c (put_pending_sizes): New function. - * tree.h (put_pending_sizes): Add declaration. - * tree.c (save_expr): Return original for ERROR_MARK. - -Fri Sep 22 19:20:01 1995 Jeff Law (law@hurl.cygnus.com) - - * expr.c (expand_builtin, case BUILT_IN_MEMCPY): Strip off - all NOP exprs from the source and destination nodes, then - set MEM_IN_STRUCT_P. - -Fri Sep 22 18:50:31 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000/eabi.h (ASM_OUTPUT_INT): Test for whether the integer - being output is also a constant so &sym - &sym2 is not fixed up. - -Fri Sep 22 18:49:07 1995 Peter Flass (FLASS@LBDRSCS.BITNET) - - * i370.md (cmpsi): Add missing constraints to operand 1. - -Fri Sep 22 18:27:33 1995 Torbjorn Granlund <tege@matematik.su.se> - - * i386.h (CONST_OK_FOR_LETTER_P): Make `N' match range 0..255 - for `outb' instruction. - - * pyr.h (PRINT_OPERAND): Handle code `R' for REG. - * longlong.h (pyr umul_ppmm): Use it. - -Fri Sep 22 18:24:38 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-parse.in (enumlist): Propagate error_mark_node. - - * c-aux-info.c (gen_type): Handle ERROR_MARK. - - * alpha.md (movdi): Avoid memory sharing problem when in reload. - -Wed Sep 20 14:27:09 1995 Peter Flass <flass@lbdrscs.bitnet> - - * mvs.h (FUNCTION_PROLOGUE): Maintain savearea forward chain - per MVS standards. - -Wed Sep 20 14:20:52 1995 Torbjorn Granlund <tege@matematik.su.se> - - * pyr.md (cmphi recognizer): Make condition match constraints. - (cmpqi recognizer): Likewise. - -Wed Sep 20 12:42:59 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * integrate.c (expand_inline_function): Do copy something setting - the result register if it is setting it to itself and has a REG_NOTE. - - * integrate.c (set_decl_{origin_self,abstract_flags}): Treat - a DECL_INITIAL of error_mark_node the same as one of NULL_TREE. - -Tue Sep 19 19:30:18 1995 Dave Pitts (dpitts@nyx.cs.du.edu) - - * i370.md (cmphi, movhi, movstricthi, extendhisi2): Correct generation - of short integer (Halfword) - ({add,sub,mul,and,ior,xor}hi3): Likewise. - * i370/mvs.h (MACROPROLOGUE): New macro. - (FUNCTION_{PRO,EPI}LOGUE): Added ability to use IBM supplied function - prologue macros. - (FUNCTION_PROLOGUE): Corrected function "in-line" prologue alignment - problems. - (ASM_DECLARE_FUNCTION_NAME): Changed alignment to FullWord. - (ASM_OUTPUT_{SHORT,ASCII}): Reworked. - -Tue Sep 19 19:22:15 1995 Douglas Rupp (drupp@cs.washington.edu) - - * winnt/win-nt.h: Renamed from winnt/win-nt.h. - (LINK_SPEC): Add -noinhibit-exec. - * {alpha,i386}/win-nt.h: Renamed from {alpha,i386}/winnt.h. - Include winnt/win-nt.h, not winnt/winnt.h. - * winnt/oldnames.c: New file. - * winnt/headers.mak (fixinc-nt.obj): Fix typo. - * winnt/config-nt.bat: Change winnt.h to win-nt.h. - * i386/config-nt.sed: Likewise. - * configure ({alpha,i386}-*-winnt3*): Likewise. - -Mon Sep 18 14:00:45 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de) - - * 1750a.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): - Added R2 and R0_1. - (REG_CLASS_FROM_LETTER): New letters 't' and 'z'. - (EXTRA_CONSTRAINT): New letter 'Q'. - -Sun Sep 17 12:39:22 1995 Jeff Law (law@snake.cs.utah.edu) - - * pa.h (ASM_DECLARE_FUNCTION_NAME): If a parameter's type - has TYPE_NEEDS_CONSTRUCTING on, then it's passed by invisible - reference. - -Sat Sep 16 17:42:33 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * loop.c (find_and_verify_loops): Fix error in last change. - -Sat Sep 16 08:38:22 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.h (GO_IF_LEGITIMATE_ADDRESS): Disallow SYMBOL_REF for - current function. - - * cse.c (recorded_label_ref): New variable. - (insert): Set instead of cse_jumps_altered. - (cse_main): Initialize it and return 1 if nonzero at end. - -Fri Sep 15 18:26:49 1995 Torbjorn Granlund (tege@matematik.su.se) - - * fold-const (div_and_round_double): Change `carry', `quo_est', - and `scale' from plain int to `unsigned HOST_WIDE_INT'. - -Fri Sep 15 18:24:24 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * cse.c (insert): Set cse_jumps_altered when inserting a LABEL_REF. - -Fri Sep 15 17:29:41 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de) - - * 1750a.c (b_mode_operand): New function. - (print_operand): Added code 'Q'. - -Fri Sep 15 17:27:23 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * loop.c (find_and_verify_loops): When moving exit blocks out of - the loop, verify that the target of P is within the current loop. - - * reorg.c (fill_slots_from_thread): Update thread if it is split. - -Fri Sep 15 17:06:51 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.md (decrement_and_branchsi and related insns): Don't use - a "2" to select a register preference for operand 1 if operand 2 - hasn't been seen yet. - Add appropriate clobbers in decrement_and_branchsi. - Add patterns where the pc/label_ref are interchanged. - - * Makefile.in (gnucompare, stmp-multilib-sub): Remove extra . in - front of $(objext). - - * rs6000.c (output_toc): Align DF constants if STRICT_ALIGNMENT. - - * config/fp-bit.c (FLO_union_type): Add words field if double - precision to get at the separate words. - (FLO_union_type, pack_d, unpack_d): Use FLOAT_BIT_ORDER_MISMATCH - to determine when the bitfields need to be reversed, and - FLOAT_WORD_ORDER_MISMATCH when the words need to be reversed. - -Fri Sep 15 16:41:43 1995 Jeff Law (law@snake.cs.utah.edu) - - * reorg.c (fill_simple_delay_slots): When filling insn's delay slot - with JUMP_INSN, don't assume it immediately follows insn on - unfilled slots obstack. - - * Makefile.in (caller-save.o): Depend on insn-codes.h. - -Thu Sep 14 17:41:49 1995 Jim Meyering (meyering@comco.com) - - * protoize.c (do_cleaning): Don't blank out backslash-escaped - newlines in double quoted strings. - -Thu Sep 14 16:20:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * emit-rtl.c (gen_lowpart): If gen_lowpart_common fails - for a REG, load it into a pseudo and try again. - -Thu Sep 14 14:15:16 1995 Stan Cox (coxs@dg-rtp.dg.com) - - * m88k.h (VERSION_INFO1): Removed BCS reference. - * m88k/dgux.h (ASM_SPEC, *_LEGEND): - Added -mno-legend option. -mstandard no longer implies that legend - legend information not be produced. - (LINK_SPEC): Removed -z text - -Tue Sep 12 19:05:39 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * cccp.c (is_system_include): Call skip_redundant_dir_prefix. - -Tue Sep 12 18:58:21 1995 John Carr <jfc@mit.edu> - - * sparc.md: Change `*return "string"' to "string" in patterns. - -Tue Sep 12 18:48:47 1995 Craig Burley (burley@gnu.ai.mit.edu) - - * function.c (put_var_into_stack): For CONCAT case, order of - placement depends on FRAME_GROWS_DOWNWARD, not STACK_GROWS_DOWNWARD. - -Tue Sep 12 18:34:10 1995 Doug Evans <dje@canuck.cygnus.com> - - * va-sparc.h (v9 varargs va_start): Handle __builtin_va_alist - being stack argument. - - * sparc.h (STATIC_CHAIN_REGNUM): Use %g5 for sparc64. - (TRAMPOLINE_TEMPLATE): Rewrite for sparc64. - (TRAMPOLINE_SIZE): Is 40 for sparc64. - * sparc.c (sparc64_initialize_trampoline): Rewrite. - -Tue Sep 12 18:30:22 1995 Douglas Rupp (drupp@cs.washington.edu) - - * cp/Make-lang.in (cc1plus) : Removed unnecessary $(exeext). - - * configure: Added code to handle gcc_extra_objs. - (alpha-winnt): Changed xmake_file to winnt/x-winnt. - Added extra_gcc_objs=spawnv.o; changed extra_programs to ld.exe. - (i386-winnt): Changed xmake_file to winnt/x-winnt. - Added extra_gcc_objs=spawnv.o; changed extra_programs to ld.exe. - * configure.bat: Changed to used common winnt/config-nt.bat. - * Makefile.in: Changed various .o's to .$(objext)'s - (specs): Removed unnecessary $(exeext). - (EXTRA_GCC_OBJS): New variable. - (clean): Removed $(LIB2FUNCS_EXTRA) - * objc/Makefile: Changed archive command for libobjc.a to use $? - for objects. - - * alpha/x-winnt, i386/x-winnt: Deleted. - * alpha/config-nt.bat, i386/config-nt.bat: Deleted. - * alpha/config-nt.sed, i386/config-nt.sed: Moved architecture - independent commands to config/winnt/config-nt.sed. - * alpha/winnt.h: Added -D_M_ALPHA to CPP_PREDEFINES. - Changed LIB_SPEC to be compatible with Gnu ld for NT. - * i386/winnt.h: Added -D_cdecl=__attribute__((__cdecl__)). - Change LIB_SPEC to be compatible with Gnu ld for NT. - * winnt/config-nt.bat, winnt/config-nt.sed: New files. - * winnt/dirent.{c,h}, winnt/fixinc-nt.c, winnt/headers.mak: New files. - * winnt/ld.c: Changed precedence of libraries to look for - libfoo.lib before libfoo.a - Changed to work like Gnu ld for NT. - * winnt/libgcc.mak, winnt/mklibgcc.c: New files. - * winnt/spawnv.c: Changed spawn function entry points to __spawn* - instead of spawn*. - * winnt/x-winnt: New file. - * fixinc-nt.sed: New file. - * fixinc.winnt: Rewritten to use fixinc-nt.sed. - - * gcc.c: Remove fix_argv kludge. - -Tue Sep 12 13:24:17 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.md (power subdi3 pattern): Fix pattern to have 5 - alternatives, and correct 4th alternative to match reality. - - * rs6000.md (adddi3, subdi3, negdi2): Add constraints so output reg - does not overlap one reg with one of the inputs. - -Tue Sep 12 13:09:48 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.c (output_scc_di): Fixed for non-SGS_CMP_ORDER syntax. - - * collect2.c (scan_libraries): Cast lsyms' alloca to LDSYM*. - -Tue Sep 12 13:04:12 1995 Niklas Hallqvist (niklas@appli.se) - - * stmt.c (expand_start_stmt_expr): Do stack adjust in right place. - - * stdarg.h (__gnuc_va_list): Make char * for NetBSD. - -Tue Sep 12 12:44:46 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * ginclude/va-ppc.h (va_arg): Reorganize to avoid BIND_EXPRs of - aggregate or array type. - -Tue Sep 12 12:42:27 1995 Ian Lance Taylor <ian@cygnus.com> - - * fixincludes: Fix HP/UX <sys/file.h> for g++ -pedantic-errors. - - * fixincludes (curses.h): typedef bool need not take up entire line. - -Mon Sep 11 19:05:42 1995 Stan Cox (coxs@dg-rtp.dg.com) - - * c-typeck.c (digest_init): Don't recursively call digest_init - when in traditional mode if the type is invalid. - -Mon Sep 11 18:58:26 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de) - - * 1750a.md: Added DLB/DSTB peepholes for HFmode. - Corrected mnemonics for HImode DSTB peephole. - -Mon Sep 11 18:48:06 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * config/fp-bit.c (FLO_union_type): Remove bitfields to set sign, - exponent, and mantissa, and add value_raw field, which is an - integer of the appropriate type. If _DEBUG_BITFLOAT is defined, - provide little and big endian bitfields. If the macro - FLOAT_BIT_ORDER_MISMATCH is defined, use explicit bitfields. - (pack_d, unpack_d): Switch to use value_raw and explicit shifts - and masks so that we don't have to worry about whether the target - is big or little endian unless FLOAT_BIT_ORDER_MISMATCH is - defined. If single precision floating point, rename to pack_f and - unpack_f, so there is no confusion in the debugger. - - * rs6000.h (rs6000_abi): New enumeration to describe which - ABI we're conforming to. - (rs6000_stack): Use abi enum, not AIX vs. V.4 boolean. - (ASM_OUTPUT_OPTIONS): New macro to print output options in .s file. - (ASM_FILE_START): Use it. - (output_options,rs6000_float_const): Declare new functions. - - * rs6000.c (output_option{,s}): New functions to write -f, -m, - and -W options to the asm file. - (rs6000_float_const): New function to generate floating point - constants portably used in signed,unsigned -> double conversions. - (rs6000_stack_info,debug_stack_info): Use ABI enumeration instead - of AIX vs. V.4 boolean. - - * rs6000.md (float{,uns}sidf2): Call rs6000_float_const to - portably build the proper floating point constant for conversions. - (movdi): Properly handle movdi of CONST_{INT,DOUBLE} on little - endian systems. - - * rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): Define to be 0/1 - depending on the target endianess. - (ASM_FILE_START): Define, to call output_options in addition to - output_file_directive. - (TRAMPOLINE_SIZE): Correct size to match code. - - * rs6000/eabi{,le}sim.h (CPP_SPEC): Define the correct endian - macro for varargs/stdargs use. - -Mon Sep 11 18:41:58 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * c-decl.c (redeclaration_error_message): For TYPE_DECLs, return 0 - if TYPE_MAIN_VARIANT of old type is same as new type. - -Mon Sep 11 17:39:35 1995 Rob Ryan (robr@cmu.edu) - - * xcoffout.c (xcoff_inlining): New variable, used in place of - xcoff_current_include_file when determining whether to use - absolute line numbers. - (xcoffout_source_file): Switched to using xcoff_inlining to - determine when to emit .bi/.ei directives. - -Mon Sep 11 16:55:06 1995 Torbjorn Granlund <tege@matematik.su.se> - - * m68k.md (cmpdi): Change patterns to allocate scratch register at - RTL generation time. - (tstdi): Likewise. - -Sun Sep 3 09:03:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (size_binop): Don't pass 1 to NOTRUNC. - -Thu Aug 31 19:27:00 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * libgcc2.c: Include longlong.h. - [L_udivdi3 || L_divdi3 || L_umoddi3 || L_moddi3] (__udivmoddi4): - Define this `static inline' when defining these, so they all - remain leaf functions. - -Thu Aug 31 18:38:21 1995 Paul Eggert <eggert@twinsun.com> - - * c-parse.in (ends_in_label): New %union member. - (stmts, stmt_or_label): Use new member to avoid lexical lookahead hack. - (lineno_stmt_or_labels): New rule. - (lineno_stmt_or_label, stmt_or_label): Yield nonzero if it ends - in a label. - -Thu Aug 31 08:31:40 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * cse.c (canon_hash, CONST_DOUBLE): Hash integer and real - differently. - * varasm.c (struct rtx_const): Add new field DI to union. - (decode_rtx_const, case CONST_DOUBLE): Use to hash CONST_DOUBLE - representing an integer. - - * va-alpha.h (__gnuc_va_list): Make __offset an int. - * alpha.c (alpha_builtin_saveregs): Properly compute address - of __offset both both OSF and WINNT. - - * xm-alpha.h (sbrk): Don't define here. - * gmon.c (sbrk): Define here for __alpha. - * toplev.c (sbrk): Likewise. - * mips-tfile.c (malloc, calloc, realloc): Don't define for anybody. - - * reload.c (push_reload): Add case for output reload of a SUBREG - of a hard reg when output mode is invalid for that mode. - In both that case and existing case for in, don't remove SUBREG. - * reload1.c (emit_reload_insns): Emit RELOAD_OTHER output reloads last. - -Tue Aug 29 19:16:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-common.c (decl_attribute, case A_PACKED): Check is_type first. - (decl_attribute, case A_T_UNION): Likewise. - Don't access TYPE_FIELDS if DECL is zero. - * c-decl.c (finish_struct): If transparent_union attribute - specified, validate it once we finish laying the union out. - -Mon Aug 28 05:58:03 1995 Paul Eggert <eggert@twinsun.com> - - * arm.c (arm_gen_movstrqi): Remove unused variable const_sxteen. - - * bi-lexer.c (buffer, inpoint): Remove unused variables. - - * i370/mvs.h, i370/mvs370.c (mvs_label_emitted): Renamed - from mvs_label_emited. - - * msdos/configur.bat: Fix misspelling of `maintainer-clean'. - -Sat Aug 26 06:57:17 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * reload.c (push_secondary_reload): If X is a paradoxical SUBREG, - get mode and thing to reload from inside. - * reload1.c (emit_reload_insns): Do nothing for SUBREG whose - operand is unused subsequently. - In secondary reload case, if paradoxical SUBREG for output, reload - thing inside SUBREG, just like gen_reload. - -Fri Aug 25 19:26:53 1995 Paul Eggert <eggert@twinsun.com> - - * c-typeck.c (set_init_label): Don't die if an entire - brace-pair level is superfluous in the containing level. - -Fri Aug 25 19:22:46 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * configure (powerpc{,le}-eabisim): Add support for a new target - that works under the PSIM simulator. - * rs6000/eabisim.h, rs6000/eabilesim.h, rs6000/t-eabisim: New files. - - * rs6000/eabi.h (STRICT_ALIGNMENT): If little endian, always set - strict alignment to 1. - -Fri Aug 25 19:22:23 1995 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md ({add,sub,mulsi}di3): Support both endian possibilities. - (negdi2): Likewise. - -Fri Aug 25 19:10:41 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de) - - * 1750a.md: Added peephole definitions for Load/Store Base insns - and eliminating redundant load in an equivalent store/load sequence. - -Fri Aug 25 18:33:27 1995 Craig Burley (burley@gnu.ai.mit.edu) - - * toplev.c (report_error_function): Don't attempt to use input - file stack to identify nesting of #include's if file name oflocation - diagnosed is not same as input_filename. - -Fri Aug 25 07:31:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * integrate.c (output_inline_function): Switch to function obstack. - -Mon Aug 21 13:29:54 1995 J"orn Rennecke (amylaar@meolyon.hanse.de) - - * i386.c (arithmetic_comparison_operator): New function. - (print_operand): Take into account that overflow flag is not - set the same as after a compare instruction. - * i386.md (decrement_and_branch_until_zero): Use - arithmetic_comparison_operator to decide if there is comparison - suitable to be expressed by condition code from an arithmetic op. - -Mon Aug 21 13:26:13 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.md (adddi3, subdi3): "&" added to clobber's constraints. - -Mon Aug 21 12:11:14 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * t-sparclite (MULTILIB_*, LIBGCC, INSTALL_LIBGCC): Define. - - * sh.md (movdi-1, movdf-1): Make conditional on reload_completed, - delete conditions checking for pseudo registers and Q addresses. - Add code to handle SUBREG. - - * local-alloc.c (wipe_dead_reg): Make a register mentioned in a - REG_INC note die after the instruction. - - * m68k.md: For all dbra pattern, change constraint from 'g' to 'd*g'. - - * Makefile.in: (underscore.c): Rename rule to stamp-under, and - touch stamp-under at the end. Add new rule for underscore.c that - depends on stamp-under. - - * sh.c (reg_unused_after): For a SEQUENCE, make sure all insns are - safe before returning 1. - - * sh.h (PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN): Define. - - * sh.c (output_stack_adjust): Add new argument reg. Use it instead - of stack_pointer_rtx. - (sh_expand_prologue, sh_expand_epilogue): Pass new argument to - output_stack_adjust. - -Sat Aug 19 17:34:15 1995 Jim Wilson <wilson@phydeaux.cygnus.com> - - * sparc/gmon-sol2.c (_mcount): Define. - * sparc/sol2.h (STARTFILE_SPEC, ENDFILE_SPEC): Delete superfluous - -pg tests. - (LINK_SPEC): Add libp directories to -Y when -pg. - - * unroll.c (calculate_giv_inc): Handle increment computed by ASHIFT. - -Sat Aug 19 17:28:56 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.md (subdi3): Should not be commutative. - (one_cmpldi2): Fixed typo with register operand. - -Sat Aug 19 17:20:43 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (output_prolog): Fixup code to set stack pointer - if stack size > 32k. - * rs6000.md (sync_isync): Renamed from sync; added an isync insn - after the sync to properly deal with PowerPC's with split I/D caches. - * sysv4.h (INITIALIZE_TRAMPOLINE): Sync function now named sync_isync. - -Sat Aug 19 17:07:09 1995 Doug Evans <dje@canuck.cygnus.com> - - * h8300.h (STATIC_CHAIN_REGNUM): Use r3. - (REGISTER_NAMES): Print r7 as sp. - (ADDITIONAL_REGISTER_NAMES): Recognize r7. - (ASM_OUTPUT_ALIGN): Alignment is power of 2. - * h8300.md (fancy_btst,fancy_btst1): Branch target must be - operand 0 for length attribute to work. - -Sat Aug 19 16:43:11 1995 Paul Franklin <paul@cs.washington.edu> - - * assert.h: Declare __eprintf with attribute noreturn. - -Sat Aug 19 16:40:12 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * stddef.h: Don't define wchar_t if __cplusplus is defined. - -Tue Aug 15 18:01:01 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (warning_with_line): Fix typo in declaration when - !HAVE_VPRINTF and defined (__STDC__). - -Tue Aug 15 17:57:54 1995 Stephen L Moshier <moshier@world.std.com> - - * real.c (ediv, emul): Set sign bit of IEEE -0.0 result. - -Tue Aug 15 17:49:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (safe_from_p): Only safe if EXP is variable-size and X - is BLKmode. - - * stmt.c (fixup_gotos): When some fixups done, reset to point - to next instead of zeroing TREE_VALUE, which may be shared. - -Mon Aug 14 09:15:45 1995 Doug Evans <dje@canuck.cygnus.com> - - * m68k/m68kemb.h (STARTFILE_SPEC): Define as empty. - -Mon Aug 14 09:08:57 1995 Pat Rankin <rankin@eql.caltech.edu> - - * vax.c (vms_check_external): Update `pending_head' properly - when the first list element is removed. - -Mon Aug 14 09:01:32 1995 Jeffrey A. Law <law@adder.cygnus.com> - - * pa.md (call expanders): Emit a blockage insn after restoring - %r19 when generating PIC. - -Sun Aug 13 21:58:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * toplev.c (main): Change text of unsupported -g option warning. - -Sun Aug 13 21:47:57 1995 Andrew McCallum <mccallum@graphite.cs.rochester.edu> - - * objc/selector.c (sel_get_any_typed_uid): New function. - * objc/objc-api.h (sel_get_any_typed_uid): Declare new function. - -Sun Aug 13 21:43:17 1995 John Carr <jfc@mit.edu> - - * c-typeck.c (c_expand_asm_operands): Check for read-only output - operand where the variable is read-only but the type is not. - -Sun Aug 13 21:16:12 1995 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.c (direct_return): Epilogue required if CR saved. - -Sun Aug 13 19:09:25 1995 Jeff Law (law@snake.cs.utah.edu) - - * configure (hppa1.?-hp-hpux10): Recognize and treat just like hpux9. - -Sun Aug 13 19:07:23 1995 Doug Evans <dje@canuck.cygnus.com> - - * i960.md (movdi matchers): Fix src/dest order in unaligned - reg->reg case. - -Sun Aug 13 18:49:01 1995 DJ Delorie <dj@delorie.com> - - * i386/xm-dos.h (HAVE_STRERROR): New definition. - - * msdos/configur.bat: Add missing carriage return. - -Sun Aug 13 18:40:55 1995 Andrew Cagney <cagney@highland.com.au> - - * Makefile.in (USER_H): Add va-ppc.h. - -Sun Aug 13 18:36:17 1995 M. Warner Losh <imp@village.org> - - * stmt.c (expand_asm_operands): Type '0'..'4' operands may - allow regs, so move them to the default case. - -Sun Aug 13 18:32:35 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (warning_with_line): New function. - (trigraph_pcp): Use it, to avoid reporting line number. - (vwarning_with_line): Don't report line number if zero. - -Sun Aug 13 18:23:08 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * toplev.c (vmessage): Support four arguments. - -Sun Aug 13 18:19:51 1995 Michael Meissner <meissner@cygnus.com> - - * ginclude/stdarg.h: Add ppc svr4 calling sequence support. - * ginclude/varargs.h: Likewise. - * ginclude/va-ppc.h: New file. - -Sun Aug 13 18:05:20 1995 Michael Gschwind <mike@donoussa.vlsivie.tuwien.ac.at> - - * configure (pdp-*-*): Add support for t-pdp11. - * t-pdp11: New file. - * Makefile.in (LIBGCC2_CFLAGS): Add TARGET_LIBGCC2_CFLAGS. - -Sun Aug 13 14:50:58 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * final.c (final_start_function): Always call sdbout_begin_function - and xcoffout_begin_function, even if no line number info. - - * mips/abi64.h (SETUP_INCOMING_VARARGS): In if statement, only - subtract one for stdarg. Don't subtract PRETEND_SIZE from - argument pointer when calculating stack address. - * mips.h (INITIAL_ELIMINATION_OFFSET): For 64 bit ABI, subtract - current_function_pretend_args_size when converting from argument - pointer. - * va-mips.h (va_start): For stdarg, delete separate define for - 64 bit ABI. For varargs, don't subtract 64, and only add -8 when - all argument registers are used. - - * gcc.c (main): When concat gcc_exec_prefix and - standard_startfile_prefix, put machine_suffix in the middle. - - * iris6.h (INIT_SECTION_ASM_OP): Don't define. - (LD_INIT_SWITCH, LD_FINI_SWITCH, HAS_INIT_SECTION): Don't undef. - (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Ifdef out. - * configure (mips-sgi-irix6, mips-sgi-irix5cross64): Define - use_collect2 to yes. - - * combine.c (move_deaths): When have a multi-reg hard register, - if don't find a note, then recur for each individual hard register. - - * cse.c (set_nonvarying_address_components): Handle addresses - which are the sum of two constant pseudo regs. - (cse_rtx_addr_varies_p): Likewise. - - * Makefile.in (gfloat.h): Add a - before the rm command. - - * loop.c (find_and_verify_loops): Set dest_loop only if - JUMP_LABEL (insn) is non-zero. - -Mon Jul 31 14:31:53 1995 Ian Lance Taylor <ian@cygnus.com> - - * fixincludes: Avoid clobbering VxWorks drv/netif/if_med.h file. - -Sat Jul 29 16:21:42 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * collect2.c: (XCOFF_SCAN_LIBS): Define if OBJECT_FORMAT_COFF and - XCOFF_DEBUGGING_FORMAT. - (SCAN_LIBRARIES): Also define if XCOFF_SCAN_LIBS. - -Sat Jul 29 16:19:42 1995 Stuart D. Gathman <stuart@bmsi.com> - - * collect2.c (scan_libraries): Implement for AIX. - -Sat Jul 29 09:59:33 1995 Michael Gschwind <mike@lanai.vlsivie.tuwien.ac.at> - - * configure: (pdp11-*-bsd) New target. - * 2bsd.h: New file. - - * pdp11.c (output_move_double): Handle CONST_INT parameters properly. - * pdp11.h (RTX_COSTS): Fill in missing default values. - * pdp11.md (truncdfsf2, extendsfdf2, floatsidf2, fix_truncdfsi2): - Allow register parameters, required by gcc to generate correct code. - * xm-pdp11.h: Include tm.h. - -Sat Jul 29 09:55:17 1995 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * configure (m68k-*-linux*aout*, m68k-*-linux*): New targets. - * m68k/linux-aout.h, m68k/linux.h, m68k/t-linux, m68k/xm-linux.h: New. - * m68k.md [USE_GAS]: Output `jbsr' instead of `jsr' for normal - function calls and `bsr.l' instead of `bsr' for pic function calls. - -Sat Jul 29 09:44:13 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * sh.h (CAN_DEBUG_WITHOUT_FP): Comment out. - - * reload.c (find_reloads_address_1, case PLUS): When handle SUBREG, - add SUBREG_WORD offset to SUBREG_REG register number. - (find_reloads_address_1, case SUBREG): If a pseudo register inside - a SUBREG is larger than the class, then reload the entire SUBREG. - * sh.h (SUBREG_OK_FOR_INDEX_P): New macro. - (INDEX_REGISTER_RTX_P): Use it. - -Sat Jul 29 09:33:19 1995 Doug Evans <dje@canuck.cygnus.com> - - * mips/netbsd.h (CPP_SPEC): Fix typo. - - * configure (a29k-*-vxworks*): Define extra_parts for crt{begin,end}.o. - * t-a29k, t-a29kbase, t-vx29k ({,CROSS_}LIBGCC1): Define as empty. - -Sat Jul 29 09:15:17 1995 Jeffrey A. Law <law@rtl.cygnus.com> - - * pa/lib2funcs.asm (gcc_plt_call): Rewrite to avoid the need - for being called by _sr4export. Inline expand $$dyncall to - avoid the need for long-call and PIC support. - -Sat Jul 29 07:30:04 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de) - - * ms1750.inc (ucim.m, ucr.m, uc.m): New. - * 1750a.md (cmpqi): Account for unsigned comparisons. - (rotrqi3, rotrhi3): Reworked. - * 1750a.c (notice_update_cc): INCM and DECM set condition codes. - (unsigned_comparison_operator, next_cc_user_is_unsigned): New fcns. - * 1750a.h (FUNCTION_EPILOGUE): Local variables freed from SP, not FP. - (ASM_OUTPUT_BYTE): Make distinct from ASM_OUTPUT_CHAR. - (ASM_OUTPUT_CONSTRUCTOR): Add FILE arg to assemble_name. - -Fri Jul 28 09:40:07 1995 Jeffrey A. Law <law@rtl.cygnus.com> - - * pa.h (DO_GLOBAL_DTORS_BODY): Use an asm statement to keep optimizer - from deleting an assignment it believes dead. - -Fri Jul 28 08:47:51 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * unroll.c (unroll_loop): When preconditioning, output code to - execute loop once if initial value is greater than or equal to final - value. - - * configure (lang_specs_files, lang_options_files): Add $srcdir to - file names when adding them to these variables. - - * c-typeck.c (pointer_int_sum): Don't distribute if intop is unsigned - and not the same size as ptrop. - - * function.c (assign_stack_temp): When split a slot, set base_offset - and full_size in the newly created slot. - (combine_temp_slots): Update full_size when slots are combined. - - * sh.c (reg_unused_after): New function. - * sh.md (define_peephole): Add peepholes to use r0+rN addressing mode - for some address reloads. - - * final.c (final_start_function): If SDB_DEBUG, call - sdbout_begin_function. If XCOFF_DEBUG, call xcoffout_begin_function - instead of xcoffout_output_first_source_line. - (final_scan_insn): Don't call sdbout_begin_function or - xcoffout_begin_function. - * xcoffout.c (xcoffout_output_first_source_line): Delete. - (xcoffout_begin_function): Call dbxout_parms and - ASM_OUTPUT_SOURCE_LINE. - - * va-mips.h: Change every occurance of #if __mips>=3 to - #ifdef __mips64. - * mips/abi64.h (CPP_SPEC): Output -D__mips64 when -mips3, or -mips4, - or -mgp64. Output -U__mips64 when -mgp32. - * mips/dec-bsd.h, mips/elf64.h, mips/iris3.h: Likewise. - * mips/iris5.h, mips/mips.h, mips/netbsd.h, mips/osfrose.h: Likewise. - - * i960.c (i960_function_epilogue): Don't clear g14 for functions with - an argument block. - (i960_output_reg_insn): Likewise. - (i960_output_call_insn): Clear g14 for functions wtih an argument - block. - -Fri Jul 28 08:43:52 1995 Doug Evans <dje@canuck.cygnus.com> - - * i960.c (i960_arg_size_and_align): Correct alignment of XFmode - values in library calls. - * i960.md (movdi matchers): Support odd numbered regs. - -Fri Jul 28 08:37:25 1995 Michael Gschwind <mike@lanai.vlsivie.tuwien.ac.at> - - * pdp11.md (divhi3, modhi3, divmodhi4): Rewrite. - -Wed Jul 26 10:15:52 1995 Hallvard B Furuseth (h.b.furuseth@usit.uio.no) - - * collect2.c (end_file): Fix typo in error message text. - -Wed Jul 26 09:22:22 1995 Jeff Law (law@snake.cs.utah.edu) - - * xm-pa.h (USE_C_ALLOCA): Always define. - * xm-pahpux.h (USE_C_ALLOCA): Likewise. - - * x-pa (CC): Remove useless definition. - * xm-pa.h (HAVE_STRERROR): Define. - (__BSD_NET2__): Define. - -Wed Jul 26 09:10:25 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * expr.c (preexpand_calls): Don't look past a CLEANUP_POINT_EXPR. - -Wed Jul 26 08:43:42 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * cse.c (cse_insn): When do special handling for (set REG0 REG1), - must delete REG_EQUAL note from insn if it mentions REG0. - - * loop.c (find_and_verify_loops): When moving blocks of code, verify - that the just destination is not in an inner nested loop. - (mark_loop_jump): Don't mark label as loop exit if it jumps to - an inner nested loop. - -Wed Jul 26 08:40:31 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (do_include, read_name_map): Omit leading "./" and - trailing "/" when it makes sense. - (skip_redundant_dir_prefix): New function. - -Wed Jul 26 08:36:41 1995 Michael Meissner <meissner@cygnus.com> - - * stmt.c (emit_nop): Do not emit a nop if there is a single - insn before a label or at the start of a function. - -Wed Jul 26 08:21:21 1995 Doug Evans <dje@cygnus.com> - - * Makefile.in (gfloat.h): Delete previous copy before updating. - -Wed Jul 26 08:18:29 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * Makefile.in (STAGESTUFF): Add stamp-crtS. - (crtbeginS.o, crtendS.o, stamp-crtS): New rules; just like - crtbegin.o et al, but compiled using -fPIC. - * configure (*-*-gnu*): Add crtbeginS.o and crtendS.o to $extra_parts. - -Wed Jul 26 08:11:52 1995 Michael Gschwind <mike@java.vlsivie.tuwien.ac.at> - - * pdp11.md: Fixed typos ('bhos' -> 'bhis'). - -Wed Jul 26 08:05:41 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * hp320.h, m68k.h, m68kv4.h (LEGITIMATE_PIC_OPERAND_P): Reject - CONST_DOUBLE with MEM with invalid pic address. - * reload1.c (real.h): Include it. - * Makefile.in (reload1.o): Depends on real.h. - -Wed Jul 26 07:58:22 1995 Ian Lance Taylor <ian@cygnus.com> - - * gcc.c (MULTILIB_DIRS): Provide default if not defined. - (multilib_defaults): New static variable. - (default_arg): New static function. - (set_multilib_dir): Ignore default arguments. - (print_multilib_info): Ignore entries which use default arguments. - -Tue Jul 25 10:06:09 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.md (allocate_stack): Don't copy the LR register to - the new stack end. - * rs6000.c (rs6000_stack_info): Correctly store the LR in - the caller's frame, not the current frame, for V.4 calls. - * rs6000/eabi.asm (_save*, _rest*): Provide all mandated V.4 save - and restore functions, except for the save*_g functions which - return the GOT address. - -Fri Jul 21 14:24:25 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/eabi.h (__eabi): Load up r13 to be the small data - pointer, unless -mrelocatable. - - * rs6000/aix3newas.h (LINK_SPEC): Import machine independent - functions if -mcpu=common. - * rs6000/milli.exp: Import file referenced in aix3newas.h. - - * rs6000/eabi.asm (__eabi): Support for fixing up user initialized - pointers when -mrelocatable is used. - * rs6000/eabi.h (ASM_OUTPUT_INT): Record any pointers initialized - by the user if -mrelocatable, to be fixed up by __eabi. - (CONST_SECTION_ASM_OP): If -mrelocatable, put read-only stuff in .data, - not .rodata, to allow user initialized pointers to be updated by __eabi. - - * rs6000.h (TARGET_SWITCHES): Add -mdebug-{stack,arg}. - (TARGET_{ELF,NO_TOC,TOC}): Add defaults for non system V. - (rs6000_stack): New structure to describe stack layout. - (RS6000_{REG_SAVE,SAVE_AREA,VARARGS_*}): New macros used to - support both AIX and V.4 calling sequences. - (FP_ARG_*, GP_ARG_*): Ditto. - (FP_SAVE_INLINE): Ditto. - (STARTING_FRAME_OFFSET): Modify to support both AIX and V.4 - calling sequences. - (FIRST_PARM_OFFSET): Ditto. - (REG_PARM_STACK_SPACE): Ditto. - (STACK_POINTER_OFFSET): Ditto. - (FUNCTION_ARG_REGNO_P): Ditto. - ({,INIT_}CUMULATIVE_ARGS): Ditto. - (LEGITIMATE_LO_SUM_ADDRESS_P): Ditto. - (FUNCTION_ARG{,_ADVANCE,PARTIAL_NREGS,PASS_BY_REFERENCE}): Ditto. - (SETUP_INCOMING_VARARGS): Ditto. - (EXPAND_BUILTIN_SAVEREGS): Ditto. - (CAN_ELIMINATE): Ditto. - (INITIAL_ELIMINATION_OFFSET): Ditto. - (LEGITIMATE_CONSTANT_POOL_{BASE,ADDRESS}_P): Ditto. - (GO_IF_{LEGITIMATE_ADDRESS,MODE_DEPENDENT_ADDRESS}): Ditto. - (LEGITIMIZE_ADDRESS): Ditto. - (CONST_COSTS): Ditto. - (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Ditto. - (ASM_OUTPUT_REG_{PUSH,POP}): Use reg_names to print registers. - (function declarations): Add new rs6000.c function declarations, - and delete decls of deleted functions. - (SHIFT_COUNT_TRUNCATED): Parenthesize the expression. - - * rs6000.c (init_cumulative_args): New function to support AIX - and V.4 calling sequences. - (function_arg{,_advance,partial_nregs,pass_by_reference}): Ditto. - (setup_incoming_varargs): Ditto. - (expand_builtin_saveregs): Ditto. - (rs6000_stack_info): Ditto. - (debug_stack_info): Ditto. - (direct_return): Changes to support AIX and V.4 calling sequences. - (first_reg_to_save): Ditto. - (svr4_traceback): Ditto. - (output_{prolog,epilog}): Ditto. - (print_operand): Use reg_names to print registers. Add support - for V.4 HIGH/LO_SUM address modes. - (must_save_cr): Function deleted, in rewrite of AIX/V.4 calling - sequence support. - (rs6000_sa_size): Ditto. - (rs6000_pushes_stack): Ditto. - (output_toc): Add abort if no toc. - - * rs6000.md (call insns): Add a new argument to flag a V.4 - function needs to set bit 6 of the CR. - (elf_{low,high}): New V.4 functions to create addresses via HIGH - and LO_SUM patterns. - (movsi): Use elf_{low,high} if appropriate. - (mov{si,di}_update): Name these patterns for allocate_stack. - (allocate_stack): Support for V.4 stack layout. - (sync): New pattern for V.4 trampolines to issue the sync - instruction. - - * rs6000/sysv4.h (TARGET_SWTICHES): Add -mcall-{aix,sysv}, and - -mprototype. Remove separate flag bit for -mno-toc. - (SUBTARGET_OVERRIDE_OPTIONS): Don't test for -mno-toc. - (FP_ARG_*): Adjust for V.4 calling sequences. - (RS6000_*): Ditto. - (FP_SAVE_INLINE): Ditto. - (toc_section): Eliminate use of AIX style full TOC. - (TRAMPOLINE_{TEMPLATE,SIZE}): Redefine for V.4 support. - (INITIALIZE_TRAMPOLINE): Ditto. - - * rs6000/eabi.h (CPP_SPEC): Define _CALL_SYSV or _CALL_AIX, - depending on whether -mcall-sysv or -mcall-aix was used. - * rs6000/eabile.h (CPP_SPEC): Ditto. - * rs6000/sysv4le.h (CPP_SPEC): Ditto. - - * rs6000/t-eabigas (MULTILIB_{OPTIONS,DIRNAMES}): Delete no-toc - libraries, explicit big endian libraries. - * rs6000/t-ppcgas (MULTILIB_{OPTIONS,DIRNAMES}): Ditto. - - * rs6000/t-eabiaix: New file for eabi, using -mcall-aix as the - default. - * rs6000/eabiaix.h: Ditto. - - * rs6000/t-eabilegas: New file for eabi on little endian systems. - * rs6000/t-ppclegas: New file for V.4 on little endian systems. - - * rs6000/t-rs6000 (MULTILIB_{OPTIONS,DIRNAMES}): Build libgcc.a - for -mcpu=common. - - * configure (powerpc-*-eabiaix): New configuration for defaulting - to old-style AIX calling sequence. - (powerpcle*): Use new t-{eabi,ppc}legas files, to avoid building - explicit little endian multilib libraries. - -Fri Jul 21 13:23:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * toplev.c (main): Don't define sbrk #ifdef __alpha__. - -Tue Jul 18 19:23:44 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (do_include): Prefix -H output lines with spaces, not dots. - (output_dots): Remove. - - * cccp.c (main): cplusplus_comments now defaults to 1. - But clear it if -traditional or the new option -lang-c89 is given. - * gcc.c (default_compilers, cpp): Specify -lang-c89 if -ansi is given. - This turns off C++ comment recognition. - -Tue Jul 18 19:16:38 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * va-sparc.h (va_arg): Add support for 128 bit long double type. - -Tue Jul 18 19:11:18 1995 Jorn Rennecke (amylaar@meolyon.hanse.de) - - * c-common.c (decl_attributes, case A_ALIGNED): Handle is_type - case properly. - -Tue Jul 18 19:03:02 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (fold, case CONVERT_EXPR): Don't merge conversions - if outer is to handle a type with differing precision. - -Mon Jul 17 14:37:35 1995 Pat Rankin (rankin@eql.caltech.edu) - - * vax/vms.h (HAVE_ATEXIT): Define. - (DO_GLOBAL_CTORS_BODY): Don't call atexit; let __do_global_ctors do it. - * vax/xm-vms.h (HAVE_VPRINTF): Define. - -Mon Jul 17 06:41:19 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-typeck.c ({unsigned,signed}_type): Handle intXX_type_node types. - - * xm-alpha.h (sbrk): Add declaration. - - * convert.c (convert_to_integer): If TYPE is a enumeral type or - if its precision is not the same as the size of its mode, - convert in two steps. - - * m68k.md (tstdi, cmpdi): Use match_scratch, not match_operand. - -Fri Jul 14 19:23:42 1995 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * c-decl.c (field_decl_cmp): Rewritten to make sure that a null - name always sorts low against other names. - * c-typeck.c (lookup_field): Change name comparison to match what - field_decl_cmp does. - -Fri Jul 14 18:46:24 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.md (movsi): Convert a CONST_DOUBLE into a CONST_INT of - the low part. - -Fri Jul 14 18:30:52 1995 Doug Evans <dje@cygnus.com> - - * toplev.c (main): Reword dwarf/c++/-g warning. - -Fri Jul 14 18:19:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.h (NO_DEFER_POP): Remove last change. - * expr.c (stor_expr): Force stack adjust before NO_DEFER_POP. - (expand_expr, case COND_EXPR): Likewise. - * stmt.c (expand_start_stmt_expr): Likewise. - -Fri Jul 14 07:58:35 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * function.c (struct temp_slot): New fields base_offset, full_size. - (assign_stack_temp): For !FRAME_GROWS_DOWNWARD, set p->size to size. - Set new fields base_offset and full_size. - (combine_temp_slots): Use new fields base_offset and full_size instead - of slot and size. - - * loop.c (loop_number_exit_count): New global variable. - (loop_optimize): Allocate space for it. - (find_and_verify_loops, mark_loop_jump): Set it. - (strength_reduce, check_dbra_loop): Use loop_number_exit_count - instead of loop_number_exit_labels. - * loop.h (loop_number_exit_count): Declare it. - * unroll.c (find_splittable_{regs,givs}, final_[bg]iv_value): Use - loop_number_exit_count instead of loop_number_exit_labels. - (reg_dead_after_loop): Check loop_number_exit_count, and fail - if the count doesn't match loop_number_exit_labels. - - * cse.c (cse_insn): Ifdef out code that pre-truncates src_folded. - - * sparc.md (sethi_di_sp64): Return null string at end. - - * function.h (struct function): Add stdarg field. - * function.c (current_function_stdarg): New global variable. - (push_function_context_to): Save it. - (pop_function_context_from): Restore it. - (assign_parms): Set it. - (init_function_start): Clear it. - * output.h (current_function_stdarg): Declare it. - * i960.md: Modify all patterns which handle stores to memory to also - check current_function_varargs and current_function_stdarg. - - * reorg.c (fill_simple_delay_slots): When trying to take instruction - from after the branch, don't continue past target label. Local - variables passed_label and target_uses are no longer necessary. - -Thu Jul 13 19:30:04 1995 Jeff Law (law@snake.cs.utah.edu) - - * pa.c (output_bb): Fix error in long backwards branch with - nullified delay slot. - -Thu Jul 13 19:26:13 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * expmed.c (SHIFT_COUNT_TRUNCATED): Use #ifdef not #if. - -Mon Jul 10 20:16:44 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (rescan): Don't address outside of array when - preprocessing C++ comments. - -Mon Jul 10 20:05:46 1995 Michael Meissner <meissner@tiktok.cygnus.com> - - * rs6000.c (expand_block_move): Remove #if 0 conditionals - against using larger block moves. - - * t-rs6000 (EXTRA_PARTS): Copy milli.exp to release dir. - (milli.exp): Copy to build dir from machine dependend dir. - -Mon Jul 10 20:03:29 1995 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm.md (matcher for (shiftable_op (cond-exp) (reg))): If - shiftable_op is minus, then subtract from zero when cond fails. - -Mon Jul 10 19:58:26 1995 John F. Carr <jfc@mit.edu> - - * sparc.h (SELECT_SECTION): Use TREE_CODE_CLASS instead of directly - referencing tree_code_type. - -Mon Jul 10 19:54:31 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * protoize.c (reverse_def_dec_list): Delete const qualifiers from - local variables, and delete casts which were casting away const. - -Mon Jul 10 19:14:39 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-lang.c (finish_file): Add missing parm to start_function call. - - * jump.c (jump_optimize): Pass outer_code arg to rtx_cost. - - * varasm.c (assemble_name, bc_assemble_integer): Call - bc_emit_labelref with proper args. - - * function.c (setjmp_args_warning): Remove bogus arg. - -Mon Jul 10 18:20:54 1995 Fergus Henderson (fjh@cs.mu.oz.au) - - * gcc.c (p{fatal,error}_with_name, perror_exec): Quote filename. - -Mon Jul 10 18:12:51 1995 Gran Uddeborg (uddeborg@carmen.se) - - * i386/iscdbx.h (STARTFILE_SPEC): Handle -Xp. - -Wed Jul 5 02:42:17 1995 Per Bothner (bothner@spiff.gnu.ai.mit.edu) - - * cpphash.h (enum node_type): Remove unneeded and non-standard - forward declaration. - -Sat Jul 1 20:15:39 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * mips/t-mips, mips/t-mips-gas (MULTILIB_*, LIBGCC, INSTALL_LIBGCC): - Delete. - - * sparc/sol2.h (LINK_SPEC): Revert March 16 change. Do not add -R - for each -L. - - * collect2.c (libcompare): Verify that file name extensions are valid. - Put files with invalid extensions last in the sort. - - * integrate.c (integrate_decl_tree): Set DECL_ABTRACT_ORIGIN before - pushdecl call for local variables. - -Sat Jul 1 08:13:38 1995 Richard Earnshaw (rearnsha@armltd.co.uk) - - * cpplib.c (output_line_command): If not emitting #line directives - delay returning until after adjust_position has been called. - - * arm.md (mov{si,sf,df}cc): Call gen_compare_reg to generate - the condition code register. - -Sat Jul 1 06:55:09 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (decode_field_reference): New parm PAND_MASK. - (unextend): New parm MASK. - (fold_truthop): Pass new parms to decode_field_reference and unextend. - - * va-alpha.h (__va_tsize): Use __extension__ to avoid warning - on use of `long long'. - - * expr.h (NO_DEFER_POP): Do any pending stack adjusts. - - * recog.c (register_operand): Disallow subreg of reg not allowed to - change size. - -Thu Jun 29 05:51:57 1995 Jeff Law (law@snake.cs.utah.edu) - - * pa.md (reload addsi3): New pattern to avoid reload lossage - with register eliminations. - - * pa.c (output_cbranch): When checking for a jump to the given - insn's delay slot, handle the case where JUMP_LABEL for the - given insn does not point to the first label in a series of - labels. - (output_bb, output_dbra, output_movb): Likewise. - -Wed Jun 28 18:04:56 1995 Jeff Law (law@snake.cs.utah.edu) - - * pa.h (PIC_OFFEST_TABLE_REGNUM_SAVED): Define to %r4. - (CONDITIONAL_REGISTER_USAGE): Make it fixed when compiling - PIC code. - (INIT_EXPANDERS): Delete. - * pa.c (hppa_save_pic_table_rtx): Delete variable. - (hppa_expand_prologue): For PIC generation, copy the PIC - register into a fixed callee register at the end of the - prologue of non-leaf functions. - * pa.md (call expanders): Reload the PIC register from the - fixed callee saved register. Don't try to save the PIC - register before the call. - -Wed Jun 28 18:01:14 1995 Stan Cox (coxs@dg-rtp.dg.com) - - * m88k/dguxbcs.h (ASM_SPEC): Removed -h flag. - * m88k/dgux.h (ASM_SPEC): Likewise. - -Wed Jun 28 17:01:58 1995 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.c (processor_target_table): Remove CPU name synonyms. - * rs6000.h (CPP_SPEC): Likewise. - * rs6000/sysv4.h (CPP_SPEC): Likewise. - (ASM_SPEC): Likewise. - * rs6000/sysv4le.h (CPP_SPEC): Likewise. - * rs6000/eabile.h (CPP_SPEC): Likewise. - * rs6000/powerpc.h (CPP_SPEC): Likewise. - (ASM_SPEC): Set assembler target according to compiler target. - * rs6000/aix3newas.h (CPP_SPEC): Likewise. - (ASM_SPEC): Likewise. - * rs6000/aix41.h (CPP_SPEC): Likewise. - (ASM_SPEC): Likewise. - -Wed Jun 28 16:25:53 1995 Gran Uddeborg (uddeborg@carmen.se) - - * i386/x-isc3 (INSTALL_HEADERS_DIR): Delete; done by configure. - -Wed Jun 28 16:10:47 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * xm-rs6000.h (alloca): Extern decl added for non-GNU compiler. - -Wed Jun 28 11:31:30 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * cpplib.c (progname): Remove definition from here. - - * final.c (final_scan_insn): Fix error in last change. - - * rtlanal.c (reg_set_p_1): Now static; add extra parm. - - * stmt.c: Delete redundant forward decls. - (expand_anon_union_decl): Correctly call expand_decl. - - * toplev.c (strip_off_ending): Strip off any ending; don't - pretend we know what valid endings are. - - * svr4.h (ASM_OUTPUT_SECTION_NAME): Don't crash if DECL is null. - - * rs6000.md ({load,store}_multiple): Don't use indirect_operand - in define_insn; use explicit MEM of register_operand instead. - -Tue Jun 27 11:42:56 1995 Stephen L Moshier <moshier@world.std.com> - - * i386/i386.c (print_operand, case `J'): Use jns for GE and js for - LT. - -Tue Jun 27 07:58:55 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * expr.c (expand_expr, TARGET_EXPR): Only use original_target - if !ignore. - -Tue Jun 27 07:27:26 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (fold_truthop): Commute unextend and convert on - l_const and r_const. - - * c-common.c (decl_attributes, case A_CONSTRUCTOR, A_DESTRUCTOR): - Set TREE_USED. - - * final.c (final_scan_insn): Don't call alter_cond unless - condition is on cc0. - - * stmt.c (expand_asm_operands): Handle input operands that may not - be in a register. - -Mon Jun 26 19:23:05 1995 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm/lib1funcs.asm (L_dvmd_tls): Renamed from L_divmodsi_tools. - * arm/t-semi (LIB1ASMFUNCS): Rename _dvmd_tls from _divmodsi_tools. - -Mon Jun 26 19:18:06 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * unroll.c (find_splittable_regs): When completely unrolling loop, - check for non-invariant initial biv values. - -Mon Jun 26 19:13:54 1995 Gran Uddeborg <uddeborg@carmen.se> - - * configure (i[345]86-*-isc*): Fix misspelled "rfile" to "ifile". - -Mon Jun 26 18:58:22 1995 Mike Stump <mrs@cygnus.com> - - * expr.c (expand_expr, case COND_EXPR): Protect the condition from - being evaluated more than once. - (do_jump, case TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR): Likewise. - -Mon Jun 26 18:52:36 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * fixincludes (string.h): Fix return value for mem{ccpy,chr,cpy,set} - and str{len,spn,cspn} on sysV68. - -Mon Jun 26 06:54:50 1995 Michael Meissner (meissner@cygnus.com) - - * i386/osfrose.h (LONG_DOUBLE_TYPE_SIZE): Go back to making long - double == double. - -Thu Jun 22 19:14:41 1995 Pat Rankin (rankin@eql.caltech.edu) - - * make-cc1.com (if DO_LINK): Skip c-parse.* processing when - only relinking. - (gas_message): Update to reflect current version, and give - a different message if/when no version of gas is found.xo - -Thu Jun 22 18:52:37 1995 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm/lib1funcs.asm (___modsi3): Correctly set SIGN register for - modulo involving negative numbers. - -Thu Jun 22 18:32:27 1995 Uwe Seimet (seimet@chemie.uni-kl.de) - - * xm-atari.h (HZ): Now 100 and don't define if already defined. - -Thu Jun 22 18:26:12 1995 Jeffrey A Law (law@snake.cs.utah.edu) - - * calls.c (expand_call): Correctly handle returning BLKmode - structures in registers when the size of the structure is not - a multiple of word_size. - * stmt.c (expand_return): Likewise. - - * pa-gux7.h (LIB_SPEC): Undefine before redefining. - * pa-hpux.h (LIB_SPEC): Likewise. - * pa-hpux7.h (LIB_SPEC): Likewise. - - * genmultilib: Work around hpux8 /bin/sh case bug. - - * pa.h (LIB_SPEC): Define to avoid -lg. - -Thu Jun 22 18:19:09 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * expr.c (expand_expr, TARGET_EXPR): Use original_target. - - * collect2.c (locatelib): Fix parsing of LD_LIBRARY_PATH. - -Thu Jun 22 18:15:54 1995 Paul Eggert <eggert@twinsun.com> - - * configure: Create an empty Makefile.sed first, to work - around a Nextstep 3.3 bug. - -Thu Jun 22 18:03:44 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * Makefile.in (STAGESTUFF): Add stamp-crt. - (crtbegin.o, crtend.o): Now depend on stamp-crt. - (stamp-crt): New rule, to actually build crt{begin,end}.o. - - * collect2.c (main): Unlink export_file before we return. - -Thu Jun 22 14:25:56 1995 Michael Meissner (meissner@cygnus.com) - - * rs6000.h (STRIP_NAME_ENCODING): Store NAME and strlen(NAME) into - local variables; cast result of alloca to avoid compiler warnings. - -Tue Jun 20 18:25:29 1995 Douglas Rupp (drupp@cs.washington.edu) - - * alpha/config-nt.sed, i386/config-nt.sed: Edit to add - a missing $(exeext) for CCCP. - -Tue Jun 20 18:18:00 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * protoize.c (default_include): Use name and two ints to be - compatible with definition of INCLUDE_DEFAULTS. - -Mon Jun 19 19:24:29 1995 Ted Lemon <mellon@toccata.fugue.com> - - * mips/netbsd.h (ASM_DECLARE_FUNCTION_NAME): Don't emit function label. - -Mon Jun 19 18:34:55 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * fixincludes: Don't define wchar_t under C++. - -Mon Jun 19 17:12:41 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (collect_expansion): Work around enum bug in vax - ultrix 4.3 pcc. - * tree.c (simple_cst_equal): Likewise. - -Mon Jun 19 16:53:00 1995 Douglas Rupp (drupp@cs.washington.edu) - - * winnt/spawnv.c: New file. - -Mon Jun 19 16:30:29 1995 Glenn Brown <glenn@mars.myri.com> - - * caller-save.c (save_call_clobbered_regs): If AUTO_INC_DEC, mark - register indicated by REG_INC notes as live so they will be saved. - -Mon Jun 19 16:21:12 1995 Jeffrey A Law (law@snake.cs.utah.edu) - - * pa.h (PRINT_OPERAND_ADDRESS, case LOW_SUM): Fix logic bug - in last change. - -Mon Jun 19 14:11:49 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * integrate.c (integrate_decl_tree): Only set DECL_ABSTRACT_ORIGIN - if the decl returned by pushdecl is the one we started with. - - * mips.h (current_function_name): Delete declaration. - (ASM_DECLARE_FUNCTION_NAME): Don't set current_function_name. - * gnu.h (ASM_DECLARE_FUNCTION_NAME): Likewise. - * mips.c (current_function_decl): Delete declaration. - (function_prologue): New variable fnname. Use it instead of - current_function_name. - (function_epilogue): Likewise. - -Mon Jun 19 13:13:15 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha.h (ASM_OUTPUT_ASCII): Always reset line count when - starting new line. - - * scan-decls.c (scan_decls): Fix typo when resetting PREV_ID_START. - - * i386/config-nt.sed, alpha/config-nt.sed: Change version to 2.7.1. - -Mon Jun 19 13:06:14 1995 DJ Delorie (dj@delorie.com) - - * msdos/top.sed: Support new build variables. - * msdos/configur.bat: Make options.h and specs.h. - Change realclean to maintainer-clean. - -Fri Jun 16 06:54:03 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * Version 2.7.0 Released. - - * obstack.c: Always enable this code for now. - - * alpha.c (alpha_builtin_saveregs): Use ptr_mode and conversions - when need so works for both OSF and NT. - * va-alpha.h (__va_tsize): Round to long long not long. - -Thu Jun 15 17:54:52 1995 Bdale Garbee <bdale@gag.com> - - * configure (a29k-*-coff): Synonym for a29k-*-udi. - -Thu Jun 15 17:51:21 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * function.c (assign_parms): Do all conversions in CONVERSION_INSNS. - -Thu Jun 15 17:36:49 1995 Michael Meissner <meissner@cygnus.com> - - * reg-stack.c (record_reg_life): Call record_reg_life_pat with 0 - for douse argument so that USE's created to mark variables within - blocks don't get marked as set. - -Thu Jun 15 06:28:15 1995 Dennis Glatting (dennisg@CyberSAFE.COM) - - * configure: Change one sed command to work around m68k-next bug. - -Wed Jun 14 22:14:39 1995 Jason Merrill <jason@deneb.cygnus.com> - - * collect2.c (main): Don't turn off auto_export because of -g. - (main): Ignore the argument to -o. - - * alpha.h (LINK_SPEC): Don't pass -init __main anymore. - * alpha/osf12.h (LINK_SPEC): Ditto. - * mips/iris5.h (LINK_SPEC): Ditto. - - * collect2.c (main): Place o_file after an initial .o (like crt0.o). - If we have LD_INIT_SWITCH, use init and fini functions for - executables, too. Specify the unique function names. - (write_c_file_stat): Fix the case of destructors but no constructors. - Don't include the generic-named functions for executables. - (write_c_file): If we have LD_INIT_SWITCH, always use - write_c_file_stat. - - * collect2.c (main): Also add _GLOBAL__D? to export list. - - * ginclude/iso646.h: Do nothing if compiled as C++. - -Wed Jun 14 17:39:10 1995 Roland McGrath (roland@gnu.ai.mit.edu) - - * c-common.c (format_char_info, case 'm'): Set type to void. - (check_format_info): If type is void, ignore operand. - -Wed Jun 14 17:04:10 1995 Paul F. Kunz (Paul_Kunz@SLAC.Stanford.EDU) - - * expr.c (expand_builtin_apply_args): Put back original - register save and restore order. - -Wed Jun 14 16:56:22 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/eabi.h (INVOKE__main): Define, so __eabi is called after - main's arguments are saved. - - * rs6000.c (output_prolog): Don't call __eabi here, let - compiler call it after the arguments to main are saved. - (output_{prolog,epilog}): Don't use functions under V.4 to save - and restore floating point registers. - -Wed Jun 14 16:52:12 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k/mot3300.h (PCC_BITFIELD_TYPE_MATTERS): Defined. - -Wed Jun 14 16:48:53 1995 Jerry Frain (jerry@tivoli.com) - - * Makefile.in (stage[1-4]): Correctly link `as', `ld', and `collect2'. - -Wed Jun 14 05:52:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * objc-act.c (hack_method_prototype): Set DECL_CONTEXT of parms. - - * expmed.c (emit_store_flag): Always set LAST. - - * c-decl.c (start_function): New parameter for attributes. - * c-tree.h (start_function): Likewise. - * c-lang.c (finish_file): Pass extra parm to start_function. - * objc-act.c (build_module_descriptor, really_start_method): Likewise. - * c-parse.in (fndef, nested_function, notype_nested_function): - Likewise. - - * function.c (assign_parms): Use convert_to_mode instead of - gen_lowpart when converting incoming parm. - -Tue Jun 13 19:10:32 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * rs6000.md (decrement_and_branch): Finish last fix; update matching - constraint. - -Tue Jun 13 18:32:51 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * fold-const.c (fold): When converting a COND_EXPR to an ABS_EXPR, - get the types right for ABS_EXPR to work. - -Mon Jun 12 17:09:55 1995 Michael Tiemann (tiemann@axon.cygnus.com) - - * reorg.c (fill_simple_delay_slots): Set MAYBE_NEVER according to - code of TRIAL_DELAY, not TRIAL. - -Mon Jun 12 15:02:37 1995 Doug Evans <dje@cygnus.com> - - * configure: Restore code to make ld symlink if ! use_collect2. - - * gcc.c (link_command_spec): Undo patch of May 11. - -nostdlib implies -nostartfiles again. - * dsp16xx.h (CROSS_LINK_SPEC): Likewise. - * i386/freebsd.h (LINK_SPEC): Undo patch of May 24. - Don't pass "-e start" if nostdlib. - * i386/sun.h (LINK_SPEC): Likewise. - * m68k/sun2o4.h (LINK_SPEC): Likewise. - * m68k/sun3.h (LINK_SPEC): Likewise. - * m68k/vxm68k.h (LINK_SPEC): Likewise. - * mips/netbsd.h (LINK_SPEC): Likewise. - * config/netbsd.h (LINK_SPEC): Likewise. - * rs6000/mach.h (LINK_SPEC): Likewise. - * sparc.h (LINK_SPEC): Likewise. - * sparc/vxsparc.h (LINK_SPEC): Likewise. - - * gcc.c (link_command_spec): New argument -nodefaultlibs. - -Sun Jun 11 20:47:53 1995 Stephen L Moshier (moshier@world.std.com) - - * Makefile.in (fix-header.o): Depends on xsys-protos.h. - -Sun Jun 11 15:07:58 1995 Tim Carver (timc@ibeam.intel.com) - - * reload1.c (emit_reload_insns): Don't call HARD_REGNO_NREGS - on psuedo when clearing reg_last_reload_reg. - -Sun Jun 11 14:07:05 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.md ({add,sub}di{_mem,3}): Patterns merged. - -Sun Jun 11 13:43:26 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * m68k.md (cmpdi matcher): Set cc_status before returning. - - * config/xm-freebsd.h (DONT_DECLARE_SYS_SIGLIST): Define. - -Sun Jun 11 13:38:49 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * fixincludes (math.h): Keep declaration of abs on HPUX. - -Sun Jun 11 12:31:42 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * stor-layout.c (variable_size): Do nothing if SIZE is constant. - - * stmt.c (expand_asm_operands): See if output operand permits - register. If not, mark output addressable, call expand_operand - on it, and give error if not MEM. - - * function.c (assign_parms): Handle promotions of both - passed and nominal modes separately and insert needed conversions. - (promoted_input_arg): Return 0 if nominal and passed modes differ. - - * stmt.c (all_cases_count, case INTEGER_TYPE): Fix typo in checking - for integer bounds. - -Sat Jun 10 08:55:25 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * libgcc2.c (_floatdidf): Correctly set float sizes. - - * c-decl.c (c_decode_option, case "-Wall"): Don't set extra_warnings. - - * Makefile.in (cpplib.o, fix-header.o): Update dependencies. - (cpperror.o, cppexp.o, cpphash.o): New rules, to show .h dependencies. - -Fri Jun 9 18:06:10 1995 Doug Evans <dje@canuck.cygnus.com> - - * cse.c (cse_basic_block): Fix test for whether block ends with a - barrier. Return next insn, not 0, if block ends in a barrier. - -Fri Jun 9 17:58:29 1995 Paul Eggert <eggert@twinsun.com> - - * fold-const.c (lshift_double): Replace `&' with `%' to fix typo. - ([lr]shift_double): Truncate shift count only if SHIFT_COUNT_TRUNCATED. - Remove unnecessary `count >= prec' test. - - * cexp.y (left_shift): Ignore integer overflow. - - * cexp.y (skip_evaluation): New variable. - (&&, ||, ?:): Increment it in unevaluated subexpressions. - (/, %, integer_overflow): Suppress diagnostics if skip_evaluation != 0. - (yyerror): Clear skip_evaluation. - -Fri Jun 9 17:49:05 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * m68k.md (tstdi): Rewrite. - -Fri Jun 9 17:28:55 1995 Per Bothner <bothner@cygnus.com> - - * scan-decls.c (scan_decls): Handle declarations with - multiple comma-separated declarators. - -Thu Jun 8 19:16:12 1995 Richard Earnshaw (rearnsha@armltd.co.uk) - - * arm.md (mov[sd]f expands): Don't allow fp constants in pseudos - when TARGET_SOFT_FLOAT. - -Thu Jun 8 19:11:43 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * expmed.c (store_split_bit_field): When adjust arg in - BYTES_BIT_ENDIAN case, use number of bits in arg for MEM operands - and BITS_PER_WORD for other operands. - (extract_fixed_bit_field): Undo last change. - - * unroll.c (verify_addresses): New function. - (find_splittable_givs): Use it instead of memory_address_p. - -Thu Jun 8 18:58:18 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * expmed.c (expand_divmod): Always check result of emit_store_flag. - -Thu Jun 8 12:02:34 1995 David D Zuhn (zoo@armadillo.com) - - * cpplib.c (cpp_push_buffer): Include filename in error message. - -Thu Jun 8 11:53:45 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * function.c (assign_parms): Don't call promote_mode on arg - unless PROMOTE_FUNCTION_ARGS defined. - - * rs6000.md (decrement_and_branch): Ensure label is operand 0. - - * rs6000.md (aux_truncdfsf2): New pattern. - (movsf): Use it instead of invalid SUBREG and truncdfsf2. - - * varasm.c (assemble_name): Disable warn_id_clash around - get_identifier call. - -Wed Jun 7 17:22:25 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * configure (gdb_needs_out_file_path): New variable. - (m68k-motorola-sysv): Set gdb_needs_out_file_path if not using gas. - (.gdbinit): If gdb_needs_out_file_path is set, add a 'dir' command - for $(out_file). - -Wed Jun 7 17:17:19 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * fold-const.c (fold): When folding `<' type nodes, make true_value - and false_value have correct types. - -Wed Jun 7 05:06:42 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * collect2.c (COFF scan_prog_file): Use the AIX duplicate entry. - -Tue Jun 6 18:43:09 1995 Jeffrey A Law (law@snake.cs.utah.edu) - - * pa.h (FUNCTION_ARG_CALLEE_COPIES): Define. - -Tue Jun 6 18:21:18 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (expand_expr, case PLACEHOLDER_EXPR): Consider two types - identical if their TYPE_MAIN_VARIANTs are the same. - - * c-decl.c (start_decl): Set DECL_COMMON before calling - decl_attributes. - - * a29k.c (print_operands): Cast args to bcopy to char *. - - * c-decl.c (duplicate_decls): Don't clear DECL_CONTEXT of - new decl if it is a function. - -Tue Jun 6 17:57:44 1995 Eberhard Mattes (mattes@azu.informatik.uni-stuttgart.de) - - * gcc.c (do_spec_1, case 'g'): Handle %O as suffix if MKTEMP_EACH_FILE. - -Tue Jun 6 17:53:05 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (expand_block_move): Update source and destination pointers - inside the loop moving the bytes, not outside. - -Tue Jun 6 14:58:37 1995 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k.h (CONDITIONAL_REGISTER_USAGE): Don't mark pic reg as fixed. - * m68k.c (finalize_pic): Emit USE insn at start and end of function. - -Tue Jun 6 13:46:57 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu> - - * sh.c (print_operand): Check for annulled branches. - (output_movedouble): Handle SUBREG addresses. - (output_branch): Handle annulled branches. - (sh_expand_prologue): Correct number of saved registers for - varargs functions. - * sh.h: Add some comments. - * sh.md: Add some comments. Cleanup formatting. - (type attribute): Add pstore and call. - (return define_delay): Reorganize to make clearer. - (call/sfunc define_delay): Define. - (cbranch define_delay): Define to have annul-true delay slot. - (subsi3): Use arith_reg_operand for operand 2. - (shift patterns): Use const_int_operand instead of immediate_operand - for shift counts. - (push): Add pstore constraint case. - (movsi_i): Move t/z constraint pair to the front of the list. - (calli, call_valuei): Add "call" attribute. - -Mon Jun 5 19:23:13 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * sched.c (attach_deaths): In last change, use find_reg_note instead - of find_regno_note. - -Mon Jun 5 19:17:31 1995 Tom Quiggle (quiggle@lovelace.engr.sgi.com) - - * mips/iris5.h (MACHINE_TYPE): Say "IRIX 5.x", not "5.0". - (NO_DOLLAR_IN_LABEL): Undefine. - * mips.h (sdb_begin_function_line): New declaration. - (PUT_SDB_FUNCTION_END): New definition. - -Mon Jun 5 18:56:10 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (expand_block_move): Don't do block moves where we clobber - fixed numbers of regs, instead move just 1-8 bytes at a time. - - * Makefile.in (STAGESTUFF): Copy files produced by -da and - -save-temps to the stage subdirectories. - -Mon Jun 5 08:18:46 1995 Torbjorn Granlund <tege@bozo.matematik.su.se> - - * combine.c (reg_dead_at_p): When scanning backwards, stop at BARRIER. - - * m68k.c (print_operand): Handle 'R' for registers. - * m68k.md (cmpdi): Rewrite to avoid bogus matching constraints. - - * optabs.c (expand_binop): In last change, don't defererence TARGET - if it is 0. - - * pa.md (movsicc): Use MATCH_DUP for operand 4 and 5. - -Mon Jun 5 08:14:56 1995 Jeffrey A Law (law@cs.utah.edu) - - * pa.c (hppa_encode_label): Allocate stuff on permanent_obstack - rather than via malloc. - - * c-common.c (decl_attributes): Fix typo in size passed to alloca. - -Mon Jun 5 08:10:55 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.md: Use "some_operand" for patterns valid only during - reload and meant to handle adding more PLUS operators during - register elimination. - -Mon Jun 5 07:31:53 1995 Stephen L Moshier (moshier@world.std.com) - - * cse.c (simplify_unary_operation, case FLOAT, UNSIGNED_FLOAT): - Truncate to requested mode. - -Sat Jun 3 22:08:51 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * sched.c (attach_deaths): Don't add a REG_DEAD note if a REG_UNUSED - note is already present. - -Sat Jun 3 18:36:57 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * pa.h (hppa_builtin_saveregs): Add declaration. - -Sat Jun 3 18:11:26 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * Makefile.in (scan-decls.o): Depends on cpplib.h. - -Fri Jun 2 19:23:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * optabs.c (expand_binop): Don't use non-REG TARGET in 2-word case. - -Thu Jun 1 19:30:30 1995 Tor Egge (tegge@flipper.pvv.unit.no) - - * m88k.h (RETURN_POPS_ARGS): New argument. - * m88k/dolphin.ld: Added start of comment. - -Thu Jun 1 19:12:28 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure (a29k-*-bsd*): Fix typo in last change. - -Thu Jun 1 18:51:53 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * expmed.c (extract_fixed_bit_field): For REG case, compute total_bits - from mode instead of assuming BITS_PER_WORD. - -Thu Jun 1 18:34:31 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.h (FIXED_R13): Default to 0. - ({FIXED,CALL_USED}_REGISTERS): Use FIXED_R13 for register 13. - * sysv4.h (FIXED_R13): Define to be 1. - -Wed May 31 20:57:26 1995 Torbjorn Granlund <tege@matematik.su.se> - - * m68k.md ([su]mulsi3_highpart): Pass correct number of arguments to - const_uint32_operand. - * m68k.c (const_uint32_operand): Reject negative numbers. - - * expmed.c (expand_mult_highpart): Use wide_op1 for all multiplies. - (expand_divmod): Undo Nov 12 change. Instead, add special case - for division by MIN_INT in signed TRUNC_DIV_EXPR case. - -Wed May 31 20:44:21 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.md (one_cmpldi2): New pattern. - ({a,l}shrdi{3,_const}): Allow 63 as shift count. - -Wed May 31 14:56:31 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * varasm.c (assemble_start_function, assemble_variable): - Make sure first_global_object_name is in permanent obstack. - - * reload1.c (alter_reg): Clean up setting of RTX_UNCHANGING_P - when making a MEM. - - * reorg.c (struct resources): New field unch_memory. - (CLEAR_RESOURCES, mark_target_live_regs, dbr_schedule): Clear it. - (mark_{referenced,set}_resources, redundant_insn): Set it. - (fill_simple_delay_slots): Likewise. - (resource_conflicts_p): Test it. - - * unroll.c (copy_loop_body): Fix typo in call to sets_cc0_p. - - * integrate.c (output_inline_function): Don't call expand_function_end. - - * calls.c (prepare_call_address): Only call use_reg on - static_chain_rtx if it is a REG. - - * configure (a29k-*-bsd*): Use t-a29k. - * t-a29k: New file. - * a29k/t-a29kbare (LIBGCC1_TEST): New null definition. - * a29k/t-vx29k (LIBGCC1_TEST): Likewise. - -Wed May 31 14:17:42 1995 Jeffrey A Law (law@snake.cs.utah.edu) - - * configure (hppa*-*-bsd*): Do not run fixincludes. - (hppa*-*-osf*): Likewise. - (hppa*-*-lites*): Likewise. - - * pa.h (PRINT_OPERAND_ADDRESS): Use "RR'" rather than "R'" for - symbolic addresses. - * pa.md (symbolic HIGH patterns): Likewise. - (symbolic LO_SUM pattern): Likewise. - -Wed May 31 14:11:53 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.md (all movstri recognizers): Eliminate updating the pointers. - * rs6000.c (expand_block_move): Don't pass argument of # bytes to - increment pointers by to movstrsi expanders. - - * rs6000.c (rs6000_override_options): Fix typo with -mstring handling. - - * rs6000.h (TARGET_SWITCHES): Set MASK_STRING_SET explicitly - if -mno-string, so that it can override the processor default. - -Wed May 31 07:31:53 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * c-common.c (truthvalue_conversion, BIT_AND_EXPR): Make sure that - the result has boolean_type_node. - -Tue May 30 19:03:21 1995 J.T. Conklin <jtc@cygnus.com> - - * stddef.h: Undefine _BSD_XXX_T_ if _GCC_XXX_T is defined on BSD - Net/2 derived systems. - -Tue May 30 08:17:37 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.md (decrement_and_branch_until_zero): Operand 0 constraint - changed from "+g" to "+d*am". - (similar anonymous HImode pattern): Likewise. - - * m68k.md (tstdi): Use tst/subx #0 instead of neg/negx. - Allow "a" and ">" for operand 0. - -Mon May 29 19:24:43 1995 Niklas Hallqvist (niklas@appli.se) - - * m68k.md (addsi_lshrsi_31): Use match_dup, not constraint "1", - for matching inputs. - -Mon May 29 12:39:58 1995 Allen Briggs <briggs@rrinc.com> - - * i386/isc.h ({STARTFILE,LIB,CPP}_SPEC): Handle -Xp like -posix. - * i386/x-isc3 (X_CFLAGS): Add -Xp. - -Mon May 29 12:28:41 1995 J.T. Conklin (jtc@cygnus.com) - - * configure (sparc-*-netbsd): Add missing asterisk at end. - -Mon May 29 08:55:48 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (recog_for_combine): New parm PADDED_SCRATCHES; set it. - (try_combine): Accumulate number of scratches and update max_scratch. - (simplify_set): Add extra parm to recog_for_combine. - - * romp.md (call): Put USE for r0 in CALL_INSN; call call_internal - to emit insn. - (call_internal): New name for anonymous call. - (call_value, call_value_internal): Likewise. - - * winnt/xm-winnt.h: Protect most definitions with #ifndef. - * alpha/xm-winnt.h: Include alpha/xm-alpha.h, then winnt/xm-winnt.h. - (POSIX): Undefine. - * xm-alpha.h: Don't include alloca.h for winnt. - -Sun May 28 18:34:01 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure: Make sed commands more uniform. - - * Makefile.in: Properly use $(srcdir) for files that have it - in their reference as a target of a rule. - (libgcc1.a): Add missing RANLIB_TEST use. - - * stmt.c (expand_computed_goto): Call do_pending_stack_adjust. - -Sun May 28 18:08:41 1995 Torbjorn Granlund <tege@mole.gnu.ai.mit.edu> - - * m68k.md (divmodhi4, udivmodhi4): Use "dmsK" for operand 2. - -Fri May 26 17:01:22 1995 Paul Eggert <eggert@twinsun.com> - - * fixincludes: Fix bogus recursive <stdlib.h> in NEWS-OS 4.0C. - -Fri May 26 08:02:14 1995 Michael Meissner (meissner@cygnus.com) - - * c-typeck.c (initializer_constant_valid_p): For the CONSTRUCTOR - case, if the type is a record, recurse, just like for unions. - -Thu May 25 07:56:14 1995 Paul Eggert <eggert@twinsun.com> - - * fixincludes: Add `sel', `tahoe', `r3000', `r4000' to the - list of pre-ANSI symbols that need to be surrounded with __ __. - Allow white space between `#' and `if' when looking for lines to patch. - - * objc/sarray.h (PRECOMPUTE_SELECTORS, struct soffset): - Use #ifdef __sparc__, not sparc. - - * m68k.md (addsi_lshrsi_31, ashldi_const, ashrdi_const, lshrdi_const): - Replace `mov' with `move'. - -Thu May 25 07:35:37 1995 Allen Briggs <briggs@rrinc.com> - - * libgcc2.c (L_eh, i386): Remove in-line comments in assembly - code--the '#' character is not valid for the SYSV as. - -Thu May 25 07:28:54 1995 Pat Rankin (rankin@eql.caltech.edu) - - * Makefile.in (BC_ALL): Restore it from May 22 change; vms uses it. - (STAGESTUFF): Use it. - -Thu May 25 07:11:56 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.c (alpha_emit_set_const): Don't call expand_binop for - other than add if SImode and can't create pseudos. - -Wed May 24 21:38:24 1995 Jim Wilson <wilson@cygnus.com> - - * sched.c (reemit_notes): New function. - (schedule_block): Call reemit_notes twice. Reorganize code for - handling SCHED_GROUP_P insns, so that reemit_notes works. - - * sh/sh.c (shiftcosts, genshifty_op): Add SH3 support. - * sh/sh.md (ashlsi3, lshrsi3): Add SH3 support. - (ashlsi3_d, ashrsi3_d, lshrsi3_d): New patterns for SH3. - (ashrsi2_31): Remove r/!r constraint. - -Wed May 24 17:00:47 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * tree.c (type_list_equal): Call simple_cst_equal before checking - types. - -Wed May 24 16:49:49 1995 Douglas Rupp (drupp@cs.washington.edu) - - * Makefile.in (libgcc2.a): Handle case of separate srcdir. - -Wed May 24 16:22:01 1995 Paul Eggert <eggert@twinsun.com> - - * configure: Define $(MAKE) if `make' doesn't. - -Wed May 24 15:50:51 1995 Doug Evans <dje@cygnus.com> - - * dsp16xx.h (CROSS_LINK_SPEC): ENDFILE_SPEC moved to -nostartfiles. - * i386/freebsd.h (LINK_SPEC): Don't pass "-e start" if nostartfiles - rather than nostdlib. - * i386/sun.h (LINK_SPEC): Likewise. - * m68k/sun2o4.h (LINK_SPEC): Likewise. - * m68k/sun3.h (LINK_SPEC): Likewise. - * m68k/vxm68k.h (LINK_SPEC): Likewise. - * mips/netbsd.h (LINK_SPEC): Likewise. - * config/netbsd.h (LINK_SPEC): Likewise. - * rs6000/mach.h (LINK_SPEC): Likewise. - * sparc.h (LINK_SPEC): Likewise. - * sparc/vxsparc.h (LINK_SPEC): Likewise. - - * m88k/m88k.h (FUNCTION_ARG_BOUNDARY): Use GET_MODE_BITSIZE. - -Wed May 24 15:44:04 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * fold-const.c (fold): Make sure that a folded TRUTH_NOT_EXPR - retains the same type. - - * c-common.c (truthvalue_conversion): Also accept TRUTH_NOT_EXPR. - -Wed May 24 15:41:51 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * cplus-dem.c (strstr, strncmp, strlen): Remove declarations. - - * tree.c (type_list_equal, simple_cst_list_equal, index_type_equal): - Check for simple_cst_equal return value of -1. - -Wed May 24 10:05:24 1995 Michael Meissner <meissner@cygnus.com> - - * libgcc1-test.c (start, _start): Provide declarations, so that - the GNU linker doesn't give a warning message about defaulting the - start address. - - * rs6000/sysv4.h (STRIP_NAME_ENCODING): Redefine back to the - original defination, rather than the defination used in rs6000.h. - (ASM_OUTPUT_SOURCE_LINE): Use STRIP_NAME_ENCODING. - * rs6000.h (STRIP_NAME_ENCODING): Skip leading '*'. - - * rs6000.h (MASK_STRING_SET, TARGET_STRING_SET): Add target - flags bit for whether -mstring was actually used. - (TARGET_SWITCHES): Add MASK_STRING to all power targets. Set - MASK_STRING_SET for -mstring and -mno-string. - (TARGET_DEFAULT): Add MASK_STRING. - - * rs6000.c (rs6000_override_options): Add MASK_STRING to - all power targets. Make an explicit -mstring/-mno-string override - the -mcpu=processor default. - - * rs6000/eabile.h (CPP_SPEC): Copy from sysvle.h to provide the - appropriate little endian defaults. - - * rs6000/sysv4.h (ASM_OUTPUT_SOURCE_LINE): Use assemble_name to - output the canonical name. - -Wed May 24 01:21:15 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * rs6000.h (STRIP_NAME_ENCODING): Define. - (RS6000_OUTPUT_BASENAME): Use it. - -Tue May 23 19:54:21 1995 Doug Evans <dje@cygnus.com> - - * gcc.c (link_command_spec): Move ENDFILE_SPEC from -nostdlib - to -nostartfiles. - -Tue May 23 17:01:50 1995 Jim Wilson <wilson@cygnus.com> - - * alpha.md (negsi2-2): Change output pattern to #. - - * mips.c (embedded_pic_offset): Output RTL to initialize - embedded_pic_fnaddr_rtx. - (mips_finalize_pic): Delete. - * mips.h (mips_finalize_pic): Delete declaration. - (FINALIZE_PIC): Delete. - (INIT_EXPANDERS): Clear embedded_pic_fnaddr_rtx. - * mips.md (get_fnaddr): Add = to output contraint. - - * sh.c (shift_amounts): Correct entry for shifts by 29. - * sh.md (sett): New pattern. - (movsi_i): Change source constraint for move to T reg to be 'z'. - - * mips/ecoff.h (STARTFILE_SPEC): Define to null string. - * mips/elfl.h, mips/elfl64.h: Correct typo in comment. - - * mips/elflorion.h, mips/elforion.h (MIPS_CPU_DEFAULT): Delete. - * mips.c (override_options): Delete #ifdef MIPS_CPU_DEFAULT code. - Add #ifdef MIPS_CPU_DEFAULT_STRING code before the first - mips_cpu_string test. - -Tue May 23 07:22:36 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * romp.c (hash_rtx): Avoid warning on int-to-pointer conversion. - (output_fpops): Cast args to bcopy to char *. - - * cpplib.c (initialize_builtins): Add missing parm to timestamp call. - - * Makefile.in (install-libobjc): Don't depend on libobjc.a. - - * c-parse.in: Objc shift/reduce conflicts now 48. - (parm): Use setspecs/restore here. - (parmlist_or_identifiers): Not here. - -Mon May 22 19:30:30 1995 Doug Evans <dje@cygnus.com> - - * h8300.md (movsf_h8300h): Add missing post-inc case to constraints. - -Mon May 22 14:38:36 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (rs6000_override_options): Do SUBTARGET_OVERRIDE_OPTIONS - here. - * rs6000.h (OVERRIDE_OPTIONS): Not here. - - * rs6000.c (expand_block_move): Handle moves without string - instructions by generating a series of loads and stores. - (output_prolog): Support -mno-toc on V.4 and eabi systems. - - * rs6000/sysv4.h (TARGET_SWITCHES): Add -mtoc and -mno-toc. - (SUBTARGET_OVERRIDE_OPTIONS): Add some warnings for incompatible - switches. - (TOC_SECTION_FUNCTION): Make -mno-toc like -mrelocatable in that - we don't put the minimal toc pointer in the global toc section. - (LINK_SPEC): Use -oformat to set link output format, not -m. - - * rs6000/t-eabigas (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Build - libgcc.a variants with -mno-toc support. - * rs6000/t-ppcgas (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Ditto. - -Mon May 22 07:10:52 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * cplus-dem.c (mystrstr): Replacement for strstr. - - * configure: Split up long sed command. - * Makefile.in (SYMLINK): Deleted; unused. - (oldobjext): Deleted; no longer used. - (FLAGS_TO_PASS): Include objext and exeext. - (STAGESTUFF, protoize.o, unprotoize.o): Use $(objext), not .o. - (test_protoize_simple, compare{,3}, gnucompare{,3}): Likewise. - (STAGESTUFF, specs, gcc-cross, collect2): Add missing $(exeext). - (libgcc1.null, libgcc[12].a, stage[1-4]): Likewise. - (xgcc, cc1, cc1obj, enquire): Use $@ instead of filename for -o value. - (collect2, mips-tfile, mips-tdump, gen*): Likewise. - (bi-arity, bi-opcode, bi-opname, cccp, cppmain): Likewise. - (protoize, unprotoize, gen-protos, fix-header): Likewise. - (crtbegin.o, crtend.o): Don't use -o; move output to proper - filename (using objext) instead. - (BI_ALL, BC_ALL, bytecode): Deleted; unused. - (bi-*.o, cexp.o, stamp-{proto,fixinc}): Remove unneeded $(srcdir). - (getopt{,1}.o, SYSCALLS.c.X): Likewise. - (install-driver): New target. - (install-normal): Depend on it. - (install-common): Don't depend on xgcc. - (maketest): Deleted; no longer used. - (stage[1-4]): Use name collect-ld, not real-ld. - (risky-stage[1-4]): Use stage[1-4] as dependencies; don't copy. - * alpha/config-nt.bat, i386/config-nt.bat: Make {,h,t}config.h - and tm.h by writing a single #include line. - Update way specs.h and options.h are written. - * alpha/config-nt.sed, i386/config-nt.sed: Set new variables - into Makefile. - Build winnt.obj. - Edit CCCP definition. - * alpha/x-winnt, i386/x-winnt (oldobjext): Deleted. - Add rules for .c.obj, .adb.obj, and .ads.obj. - (LIB2FUNCS_EXTRA, spawnv.o): New rules. - * i386/x-winnt (objext): Now .obj, not .o. - - * gcc.c (HAVE_OBJECT_SUFFIX): New macro. - (process_command): Convert x.o to x.foo for OBJECT_SUFFIX of ".foo". - (do_spec_1): Avoid shadow variable "i" and always use for loop var. - - * c-decl.c (finish_decl_top_level): Removed; no longer used. - * objc-act.c: Numerous formatting changes. - (NULLT): Deleted; all uses changed to NULL_TREE. - (get_{static,object}_reference, objc_add_static_instance): - Use push_obstacks instead of saving obstacks manually. - (build_{selector,class}_reference_decl): Likewise. - (build_objc_string_decl, build_protocol_reference): Likewise. - (comp_{method,proto}_with_proto): Likewise. - (create_builtin_decl, synth_module_prologue): Set DECL_ARTIFICIAL - for internal objects. - (build_{selector,class}_reference_decl, add_objc_decls): Likewise. - (generate_objc_symtab_decl, build_module_descriptor): Likewise. - (build_protocol_reference): Likewise. - (build_objc_string_decl, synch_forward_declarations): Likewise. - Delete call to end_temporary_allocation. - (generate_static_references, generate_strings): Likewise. - (build_selector_translation_table, generate_category): Likewise. - (generate_{ivars,protocol}_list, build_protocol_reference): Likewise. - (build_objc_string_object): If next_runtime, put everything in - permanent obstack. - (objc_add_static_instance): Use build_decl instead of start_decl - and finish_decl_top_level. - (build_{class_reference,objc_string}_decl): Clear DECL_CONTEXT. - (start_class): Exit with FATAL_EXIT_CODE, not 1. - (add_objc_decls): Don't set DECL_IN_SYSTEM_HEADER. - - * tree.c (valid_machine_attribute): Handle attribute on - pointer-to-function types. - -Sun May 21 17:16:37 1995 J. T. Conklin <jtc@cygnus.com> - - * mips/netbsd.h (HAVE_STRERROR): Remove. - * mips/xm-netbsd.h: New file. - * mips/t-mips-netbsd: Deleted. - * configure (mips-dec-netbsd): Use xm-netbsd.h and t-libc-ok. - -Sun May 21 17:16:37 1995 Arne H. Juul (arnej@pvv.unit.no) - - * mips/netbsd.h: Use __start as entry point. Ifdef some - paths on CROSS_COMPILE. - -Sun May 21 08:39:26 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-parse.in (datadef, fndef, ivar_decl, mydecls): - Restore declspec_stack since setspecs is used. - (parmlist_or_identifiers): Use setspecs before parsing parms - and restore after parsing parms. - -Sun May 21 01:04:52 1995 Jeffrey A. Law <law@snake.cs.utah.edu> - - * pa.c (hppa_encode_label): New variable "permanent" to - where/how memory is allocated for the new label. All - callers changed. - -Sat May 20 16:53:30 1995 Mike Meissner <meissner@cygnus.com> - - * rs6000.md (insv, extz): Fail if the structure is QI or HI reg to - avoid paradoxical subreg's being created in RTL phase, which uses - SImode to load from memory if structure is later moved to stack. - -Sat May 20 06:44:59 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.md (udivmodhi4): Output "divu" instead of "divs". - -Sat May 20 06:11:32 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * reload.c (push_reload): Don't reload inside a SUBREG - when SUBREG_WORD is nonzero. - - * c-decl.c (shadow_tag_warned): Don't warn about useless keyword - if in system header file. - - * tree.c (simple_cst_equal): Don't look at language-specific - nodes since we don't know what's in them. - - * cpperror.c: #include config.h before any other .h file. - * collect2.c: Likewise. - - * i386/config-nt.bat: Add missing ^M on two lines. - Add case for Fortran; fix typo in Ada case. - * alpha/config-nt.bat: Add case for Fortran; fix typo in Ada case. - - * m68k/t-next (LIBGCC1, CROSS_LIBGCC1): Make not, not "libgcc1.null". - (OTHER_FIXINCLUDES_DIRS, LIMITS_H_TEST): Delete from here. - * m68k/x-next (OTHER_FIXINCLUDES_DIR, LIMITS_H_TEST): Move to here. - -Fri May 19 19:30:20 1995 Stan Cox (gcc@dg-rtp.dg.com) - - * crtstuff.c: Added reference to INIT_SECTION_PREAMBLE for systems that - do something which must be undone prior to __do_global_ctors. - -Fri May 19 19:27:08 1995 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au> - - * i386/linux-aout.h (CPP_SPEC): Add defines for -fPIC. - * i386/linux-oldld.h (CPP_SPEC): Likewise. - -Fri May 19 17:46:28 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * collect2.c (strstr): Deleted. - * cplus-dem.c (strstr): Define ifndef POSIX. - -Fri May 19 11:16:51 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * cpplib.c (collect_expansion): Don't escape '@' inside string. - -Fri May 19 06:59:21 1995 Pat Rankin (rankin@eql.caltech.edu) - - * vmsconfig.com (process_objc_lib, configure_makefile): New routines. - (bc_all.list, ./vax.md, objc-objs.opt, objc-hdrs.list): New files - created at config time. - (bc_all.opt, ./md.): No longer created. - * make-cc1.com: Handle revised filenames from vmsconfig.com; - (DO_OBJCLIB): New variable, plus code to compile objc/*.{c,m}. - -Wed May 17 16:15:31 1995 Torbjorn Granlund <tege@cygnus.com> - - * i960.c (i960_output_ldconst): New code for XFmode. - Also, move SFmode code to immediately after DFmode code. - (S_MODES, D_MODES): Handle XFmode. - (XF_MODES): Was TF_MODES, handle XFmode instead of TFmode. - (hard_regno_mode_ok): Replace TFmode with XFmode. - (i960_output_long_double): New function. - - * i960.h (DATA_ALIGNMENT): Define. - (ROUND_TYPE_ALIGN): Align XFmode scalars at 128 bit boundaries. - (ROUND_TYPE_SIZE): Round up the size of XFmode objects to 128 bits. - (CONST_DOUBLE_OK_FOR_LETTER_P): Use CONST0_RTX and CONST1_RTX - so that all FP modes are recognized. - (ASM_OUTPUT_LONG_DOUBLE): Define. - - * i960.md: Change all TFmode patterns to have XFmode. - (movxf recognizer, frame version): Use movt, ldt, and stt. - (movxf recognizer, non-frame version): Delete. - (extenddfxf2): Delete * before f constraint. - (extendsfxf2): Likewise. - -Wed May 17 17:53:35 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu> - - * unroll.c (unroll_loop): Increment copy_start_luid if copy_start - is loop_start. - -Wed May 17 17:44:57 1995 Lee Iverson <leei@Canada.AI.SRI.COM> - - * fold-const.c (invert_truthvalue, case CLEANUP_POINT_EXPR): New case. - -Tue May 16 18:51:16 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/rs6000.h (TARGET_SWITCHES): Add -mstring to enable string - instructions, and -mno-string to disable them. - (MOVE_MAX): Don't test TARGET_MULTIPLE anymore. - (MAX_MOVE_MAX): Set to 8, not 16. - (expand_block_move): Add declaration. - - * rs6000/rs6000.c (expand_block_move): New function to expand - block moves when -mstring is used. - - * rs6000/rs6000.md (movti): Use TARGET_STRING, not TARGET_MULTIPLE. - (load_multiple, store_multiple): Ditto. - (string insns): Add 8, 6, 4, 2, and 1 register variants for using - the native string instructions if -mstring. - - * rs6000/sysv4.h (CPP_SPEC): If little endian, define - _LITTLE_ENDIAN and set littleendian assertion. If big endian, - define _BIG_ENDIAN and set bigendian assertion. - * rs6000/sysv4le.h (CPP_SPEC): Copy from sysv4.h, and change - default to little endian. - - * rs6000/rs6000.c (override_options): Check for -mmultiple and - -mstring on little endian systems here. - * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't do the check - here. - -Tue May 16 18:36:41 1995 Douglas Rupp (drupp@cs.washington.edu) - - * alpha.c: Changed WINNT to _WIN32. - * alpha/config-nt.bat, i386/config-nt.bat: Added commands to - generate specs.h and options.h. - * i386/config-nt.sed: Changed link32 to link. - * winnt/ld.c (main): Removed call to free. - * configure.bat: Added line to echo usage on invalid input. - * gcc.c (fix_argv): Removed call to free. - * gcc.c, getpwd.c, protoize.c, sdbout.c: Changed WINNT to _WIN32. - * toplev.c: Likewise. - -Tue May 16 18:04:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * toplev.c (pfatal_with_name, fatal_io_error, vfatal): - Use FATAL_EXIT_CODE instead of magic number. - * cccp.c, cpplib.c, cpplib.h: Use FATAL_EXIT_CODE instead - of FAILURE_EXIT_CODE. - * fix-header.c, gen-protos.c: Likewise. - * cpperror.c, cppmain.c: Likewise. - Include config.h #ifndef EMACS. - * xm-alpha.h, xm-rs6000.h, xm-vms.h (FAILURE_EXIT_CODE): Remove. - -Tue May 16 17:46:57 1995 Adam Fedor <fedor@colorado.edu> - - * objc/archive.c (__objc_write_class): Write class version. - (__objc_write_selector, objc_{write,read}_selector): Handle null - selector. - - * objc/sarray.h (struct sarray): Make capacity size_t. - * objc/sarray.c (sarray_realloc): Make array index variables size_t. - -Tue May 16 06:59:08 1995 Paul Eggert <eggert@twinsun.com> - - * dsp16xx.c (print_operand_address): Fix misspellings in messages. - * i370/mvs.h (FUNCTION_PROFILER): Likewise. - * mips-tdump.c (type_to_string): Likewise. - * print-tree.c (print_node): Likewise. - - * protoize.c (edit_fn_definition): Fix mispelled local `have_flotsam'. - - * objc/sendmsg.c (__objc_init_install_dtable): Fix misspelling - in name of local label `already_initialized'. - - * winnt/winnt.h (STDC_VALUE): Was misspelled. - - * m68k/ccur-GAS.h (FUNCTION_BOUNDARY): Was misspelled. - - * 1750a.h (DEFAULT_PCC_STRUCT_RETURN): Was misspelled. - -Mon May 15 23:41:25 1995 Jeffrey A. Law <law@snake.cs.utah.edu> - - * pa.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Make sure to encode section - info for all libcalls. - -Mon May 15 20:58:00 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * collect2.c (strstr): Define ifndef POSIX. - - * defaults.h (SUPPORTS_WEAK): Provide default. - * aoutos.h, sparc/sunos4.h: Don't support weak symbols. - * netbsd.h, svr4.h, i386/freebsd.h, i386/osfrose.h, - m88k/m88k.h: Define ASM_WEAKEN_LABEL instead of WEAK_ASM_OP. - * c-pragma.h: Check ASM_WEAKEN_LABEL instead of WEAK_ASM_OP. - HANDLE_PRAGMA_WEAK is never defined in a tm.h file. - * c-decl.c (duplicate_decls): Propagate DECL_WEAK. - * tree.h (DECL_WEAK): New macro. - (tree_decl): Add weak_flag. - * varasm.c (assemble_start_function): Declare the symbol weak if - appropriate. - (assemble_variable): Ditto. - (assemble_alias): Ditto. Mark the decl as written. - (declare_weak): Check for weak declaration after definition. - Set DECL_WEAK. - (weak_finish): Use ASM_WEAKEN_LABEL. - * libgcc2.c: The C++ free-store management functions are weak - aliases on targets that always support them. - -Mon May 15 19:01:43 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure (out_object_file): New variable; put value in Makefile. - * Makefile.in (out_object_file): Use in place of aux-output.o. - - * fold-const.c (const_binop): Don't pass OVERFLOW to force_fit_type - if type is unsigned. - -Mon May 15 18:48:26 1995 Paul Eggert <eggert@twinsun.com> - - * install.sh (transformbasename): Fix misspelling. - - * tahoe.h (CHECK_FLOAT_VALUE): Fix misspelling of OVERFLOW parameter. - - * i386.h (VALID_MACHINE_{DECL,TYPE_ATTRIBUTE): Fix typo. - - * fx80.h (CHECK_FLOAT_VALUE): Fix misspelled use of parameter. - - * a29k.c (spec_reg_operand): Fix misspelling of `default:'. - -Mon May 15 18:36:41 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.md (b{eq,ne,ge,lt}0_di): Fixed for non-MOTOROLA syntax. - * m68k/xm-mot3300.h (alloca): Extern decl added for non-GNU compiler. - -Mon May 15 13:14:29 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * cppexp.c (cpp_reader): Test for '#' (start of assertion) *after* - skipping hspace, not before. - -Mon May 15 08:13:54 1995 Pat Rankin (rankin@eql.caltech.edu) - - * vmsconfig.com: Construct options.h and specs.h to #include - all "*/lang-{options|specs}.h" files found. - -Sun May 14 21:32:49 1995 Doug Evans <dje@cygnus.com> - - * alpha/alpha.md (movsicc, case NE): Don't generate unrecognizable - insn. - (movdicc, case NE): Likewise. - -Sun May 14 15:44:54 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu> - - * unroll.c (unroll_loop): Make local_regno have size - max_reg_before_loop. Don't do local register optimization if - copy_end has no INSN_LUID. - -Sun May 14 10:38:23 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * objc-act.c (start_method_def): Mark _self as possibly unused. - - * configure: Create specs.h and options.h from */lang-specs.h - and */lang-options.h. - Set lang_specs_files and lang_options_file variables in Makefile. - * Makefile.in (lang_{specs,options}_files): New variables. - (gcc.o): Depends on $(lang_specs_files). - (toplev.o): Depends on $(lang_options_file); merge two dep lists. - (distclean): Remove spes.h and options. - * gcc.c (default_compilers): Remove entries for Ada, C++, Chill, - and Fortran; #include specs.h instead. - * toplev.c (lang_options): Remove entries for Ada, C++, and Fortran; - include options.h instead. - -Sat May 13 23:11:21 1995 DJ Delorie <dj@delorie.com> - - * configure (i[345]86-go32-msdos, i[345]86-*-go32): New targets. - -Sat May 13 10:58:38 1995 Jim Wilson <wilson@cygnus.com> - - * loop.c (record_giv): When computing replaceable, use - back_branch_in_range_p instead of looking for branches to named - labels. - * loop.h (back_branch_in_range_p): Declare. - * unroll.c (back_branch_in_range_p): No longer static. - -Sat May 13 06:47:11 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (simplify_shift_count, case LSHIFTRT): Don't merge - shifts of different modes if first is any right shift. - -Sat May 13 05:39:09 1995 Richard Earnshaw (rearnsha@armltd.co.uk) - - * configure (arm-semi-aout): New configuration. - * config.sub: Add support for semi-hosted ARM. - * arm/t-semi, arm/semi.h: New files. - -Fri May 12 21:51:22 1995 Doug Evans <dje@cygnus.com> - - * flow.c (find_basic_blocks): Only perform n_basic_blocks sanity - check on first pass, and on second pass ensure it has the correct - value. - -Fri May 12 19:23:11 1995 Jim Wilson <wilson@cygnus.com> - - * c-typeck.c (build_binary_op): Warn when ~unsigned is compared - against unsigned, and type promotions result in an unexpected - answer. - -Fri May 12 19:10:21 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * configure (*-*-gnu*): Always use ELF; set tm_file=${cpu_type}/gnu.h. - * config/i386/gnu.h: Contents replaced with old i386/gnuelf.h. - * config/i386/gnuelf.h: File removed. - -Fri May 12 17:29:57 1995 Ken Raeburn (raeburn@cygnus.com) - - * m68k/lb1sf68.asm (__IMMEDIATE_PREFIX__): Default to #. - (IMM): New macro. - (all code): Use IMM macro instead of hardcoding # for immediate - operands. - -Fri May 12 16:52:10 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * m68k.c (output_scc_di): New function. - (extend_operator) : Allow DImode target. - * m68k.h (HARD_REGNO_MODE_OK): Don't allow d7/a0 as DImode reg pair. - * m68k.md (tstdi, cmpdi, addsi_lshrsi_31, ashldi_extsi): New patterns. - (extendqidi2, extendhidi2, extendsidi2): Allow "general_operand" - instead of "register_operand" 0. - (adddid_sexthishl32, subdid_sexthishl32, subdi_dishl32): Likewise. - (adddi_dilshr32): Operand 0 constraint changed from "ro" to "do"; - Code generation fixed. - (adddi_mem, subdi_mem): Fixed for "<" and ">" operand 0. - (adddi3, subdi3): Operand 2 constraint changed from "ao" to "*ao" - (ashldi_sexthi, ashrdi_const32): Allow only "register_operand" - instead of "general_operand" 0. - (ash[lr]di_const, ash[lr]di3): Allow also 8 and 16 as shift count. - (subreg1ashrdi_const32): Pattern deleted. - (subreghi1ashrdi_const32, subregsi1ashrdi_const32): New pattern. - (lshrsi_31): New implementation. - (scc0_di, scc_di, beq0_di, bne0_di, bge0_di, blt0_di): New patterns. - -Fri May 12 16:50:49 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu> - - * pa.md (bb patterns): Fix bugs in length computation exposed by - recent branch shortening and genattrtab changes. - -Fri May 12 16:22:27 1995 Ken Raeburn <raeburn@cygnus.com> - - * cccp.c (enum node_type): Add T_IMMEDIATE_PREFIX_TYPE. - (special_symbol): Handle it; emit value of IMMEDIATE_PREFIX. - (IMMEDIATE_PREFIX): Default to empty string. - (initialize_builtins): Install __IMMEDIATE_PREFIX__ builtin, - parallel to __REGISTER_PREFIX__. - -Fri May 12 14:40:03 1995 Pat Rankin (rankin@eql.caltech.edu) - - * cccp.c: #if VMS, don't define `stat' macro to be VMS_stat. - Compare enums explicitly to 0 to work around VAX C bug. - (do_include): Cast alloca's value. - - * make-cc1.com (bc_loop): Process comma-separated list rather - than space-separated one; restore .h suffix stripped by vmsconfig; - (loop1): More robust handling of directory prefix on file names. - * vmsconfig.com (TPU makefile.in): Reorganize and reformat code. - Make generated .opt files have more consistent format (all comma - separated, excess whitespace eliminated); - (additional_compiler): New routine. - (process_makefile): Use it to handle cc1plus via cp/Make-lang.in. - -Fri May 12 13:35:07 1995 Doug Evans <dje@cygnus.com> - - * arm.h: Replace ARM_REG_PREFIX with REGISTER_PREFIX. - Replace ARM_COMMENT_CHAR with ASM_COMMENT_START. - (REGISTER_PREFIX): Define. - (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Define. - (SECONDARY_OUTPUT_RELOAD_CLASS): Handle DFmodes only if - TARGET_HARD_FLOAT. - (PREDICATE_CODES): Add soft_df_operand. - * arm.c: Replace ARM_REG_PREFIX with REGISTER_PREFIX. - Replace ARM_COMMENT_CHAR with ASM_COMMENT_START. - (arm_asm_output_label): Use USER_LABEL_PREFIX. - (soft_df_operand): New function. - * arm.md (movsicc): New pattern. - (movsfcc, movdfcc, *movsicc_insn, *movsfcc_hard_insn): Likewise. - (*movsfcc_soft_insn, *movdfcc_insn): Likewise. - (*movdf_soft_insn): Rewrite. - (movsi matcher): Fix typo in type attribute. - -Fri May 12 10:25:40 1995 Michael Meissner (meissner@cygnus.com) - - * i386.h (TARGET_RTD): Use MASK_RTD, not MASK_REGPARM. - (TARGET_SWITCHES): Add -m{,no-}align-double switch. - (TARGET_OPTIONS): Add -mregparm= switch to set number of registers - to use for passing arguments. Add -malign-loops= switch to set - the alignment for loops. Add -malign-jumps= switch to set the - alignment for code that is jumped to. Add -malign-functions= - switch to set the initial alignment of functions. - (TARGET_REGPARM): Delete, in favor of -mregparm= - (TARGET_SWITCHES): Delete -mregparm, add -mdebug-arg switches. - (RETURN_POPS_ARGS): Call i386_return_pops_args to do the real work. - (VALID_MACHINE_DECL_ATTRIBUTE): Define as function call. - (VALID_MACHINE_TYPE_ATTRIBUTE): Define as function call. - (COMP_TYPE_ATTRIBUTES): Define as function call. - (REGPARM_MAX): Maximum number of regs to use for passing arguments. - (CUMULATIVE_ARGS): Make this a structure, not an int. - (INIT_CUMULATIVE_ARGS, FUNCTION_ARG{,_ADVANCE}): Call function. - (FUNCTION_ARG_PARTIAL_NREGS): Likewise. - (MAX_CODE_ALIGN): Maximum value to align loops/jumps to. - (BIGGEST_ALIGNMENT): Return 64 if -malign-double, 32 otherwise. - (ASM_OUTPUT_ALIGN_CODE): Use value of -malign-jumps= switch. - (ASM_OUTPUT_LOOP_ALIGN): Use value of -malign-loops= switch. - (toplevel): Declare all new functions and external variables added - in i386.c. - - * i386.c (i386_regparm_string, i386_regparm): New variables - for -mregparm= switch to set the number of registers to use for - passing arguments. - (i386_align_loops_string, i386_align_loops): New variables for - -malign-loops= switch to set alignment to use for loops. - (i386_align_jumps_string, i386_align_jumps): New variables for - -malign-jumps= switch to set alignment to use for labels that are - jumped to. - (override_options): Support new switches. - (i386_valid_decl_attribute_p): New function to validate decl - specific attributes. Presently returns 0. - (i386_valid_type_attribute_p): New function to validate type - specific attributes. Recognize "stdcall", which says function - with fixed numbers of arguments is responsible for popping stack, - "cdecl", which says to use the normal C calling sequence, even if - -mrtd is used, and "regparm", which specifies the number of - registers to use for passing arguments. - (i386_comp_type_attributes): New function, to validate whether - attributes are compatible. - (i386_return_pops_args): New function, to return whether or not - the function pops its argument list or not, taking into account - -mrtd, and the stdcall/cdecl attributes. - (init_cumulative_args): Rewrite as a function, taking variable - argument functions, and regparm support into account. - (function_arg{,_advance,_partial_nreg}): Likewise. - (print_operand): Support %J, to print appropriate jump insn. - - * i386.md (decrement_and_branch_until_zero): Define pattern, - so that loops that count down to zero, don't have an unneeded - compare after the decrement. Add a general insn recognizer for - add to a value and compare against zero. - - * i386/go32.h, i386/winnt.h (VALID_MACHINE_DECL_ATTRIBUTE): - Delete, code folded into the mainline. - (RETURN_POPS_ARGS): Likewise. - - * i386/winnt.h (ENCODE_SECTION_INFO): The stdcall attribute is now - stored on the type field, rather than the decl. - - * i386/gas.h (ASM_OUTPUT_ALIGN_CODE, ASM_OUTPUT_LOOP_ALIGN): Use - i386_align_{loops,jumps} variables to do alignment. - * i386/osfrose.h, i386/svr3dbx.h: Likewise. - -Fri May 12 12:48:19 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * stor-layout.c (layout_type, case ARRAY_TYPE): Compute length using - MAX of length and zero if sizetype signed and neither bound constant. - - * i386/gnuelf.h, i386/linux-oldld.h, i386/lynx-ng.h, i386/v3gas.h: - Use <...> in #include instead of "...". - * m68k/lynx-ng.h, sparc/lynx-ng.h: Likewise. - - * c-parse.in (myparm): Handle attributes. - * objc-act.c (unused_list): New variable. - (build_tmp_function_decl): Call push_parm_decl with new format. - (start_class): Initialize unused_list. - (start_method_def): Call push_parm_decl with new format and - mark _cmp as possibly unused. - - * combine.c (simplify_shift_const): Don't change SHIFT_MODE - for LSHIFTRT either. - - * unroll.c (unroll_loop): Don't move reg if used in copy_end and - that is a JUMP_INSN. - -Fri May 12 12:31:37 1995 Doug Evans <dje@cygnus.com> - - * arm/lib1funcs.asm: New file. - -Fri May 12 11:52:03 1995 Kung Hsu <kung@cygnus.com> - - * configure (a29k-*-vxworks*): New target. - * config.sub (vxworks29k): New alias. - * a29k/t-vx29k: New file. - * a29k/vx29k.h: New file. - -Fri May 12 11:17:28 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu> - - * loop.c (check_dbra_loop): When reversing loop when - no_use_except_counting is false, there must be only one biv. - -Fri May 12 07:10:00 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * unroll.c (unroll_loop): Only use local_regno for pseudos. - - * genattrtab.c (write_test_expr, case MATCH_DUP): Use operands[N] - instead of JUMP_LABEL (which may not be set). - (walk_attr_value, case MATCH_DUP): Set must_extract. - - * c-parse.in: Adjust number of shift/reduce conflicts. - (parm): Support attributes. - * c-decl.c (push_parm_decl): Pass any attributes to decl_attributes. - -Fri May 12 00:36:26 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * cpplib.c (skip_quoted_string): Removed - no longer needed. - (skip_if_group): Use cpp_get_token instead of skip_quoted_string. - - * cpplib.h (struct cpp_reader): Remove start_line field. - Add multiline_string_line field. - - * cpplib.c (cpp_error_with_line, cpp_warning_with_line, - cpp_pedwarn_with_line): Take extra column number parameter. - (macroexpand, cpp_get_token): Fix reporting of unterminated strings. - (line_for_error): Removed - no longer needed. - -Fri May 12 02:21:34 1995 Jim Wilson <wilson@cygnus.com> - - * mips/svr4-t.h (MD_STARTFILE_PREFIX, MD_EXEC_PREFIX, - STARTFILE_SPEC, LINK_SPEC): Define. - * configure (mips-tandem-sysv4): Use t-mips not t-svr4. - -Thu May 11 19:18:54 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * cpplib.c (line_for_error): Make it work; add extra parameter. - (skip_quoted_string, cpp_get_token): Update calls to line_for_error. - (macroexpand): Remember initial line so we can report it if the - call is unterminated. Also, simplify error logic slightly. - (do_include): Cast alloca return value, to avoid pcc warning. - - * cppexp.c (parse_number): Cleanup some Cygnus crud for MPW. - -Thu May 11 21:35:23 1995 Torbjorn Granlund <tege@cygnus.com> - - From Moshier: - * i960.c (i960_output_ldconst): Let split_double handle DImode. - (i960_print_operand): Use REAL_VALUE_TO_DECIMAL for decimal strings. - (i960_output_double, i960_output_float): Likewise; also change arg - VALUE from `double' to `REAL_VALUE_TYPE'. - -Thu May 11 21:09:25 1995 Per Bothner (bothner@wombat.gnu.ai.mit.edu) - - * cpperror.c (cpp_print_containing_files): Remove some - Cygnus-local stuff. - -Thu May 11 21:06:47 1995 Doug Evans <dje@canuck.cygnus.com> - - * gcc.c (link_command_spec): Make -nostdlib no longer imply - -nostartfiles. - -Thu May 11 18:48:57 1995 Paul Eggert <eggert@twinsun.com> - - * c-common.c (convert_and_check): Don't diagnose overflow in constant - expression merely because conversion overflowed. - -Thu May 11 18:43:59 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-decl.c (grokdeclarator): Use PARM_FLAG to see if should - make PARM_DECL. - * c-parse.in (nested_function, notype_nested_function): - Allow old-style arg definitions (use xdecls). - - * c-decl.c (finish_struct): Properly update DECL_PACKED. - -Thu May 11 15:24:15 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * fold-const.c (fold): Also fold CLEANUP_POINT_EXPRs into - TRUTH_*_EXPRs and into the first operand. - (operand_equal_for_comparison_p): Also make sure the second operand - is integral. - -Thu May 11 14:22:03 1995 Ted Lemon <mellon@toccata.fugue.com> - - * config/mips/netbsd.h: New file. - * config/mips/t-mips-netbsd: New file. - * config/mips/x-netbsd: New file. - - * configure (mips-dec-netbsd*): Add entry. - - * mips.h (LOCAL_LABEL_PREFIX, USER_LABEL_PREFIX): Define. - (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END, ASM_OUTPUT_LABEL_REF, - ASM_OUTPUT_INTERNAL_LABEL, ASM_GENERATE_INTERNAL_LABEL, - ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Use them. - - * mips.c (mips_output_lineno): Use LOCAL_LABEL_PREFIX. - -Thu May 11 14:22:03 1995 Stan Cox (gcc@dg-rtp.dg.com) - - * dwarfout.c (output_decl): Don't output DIE for struct or union type - with no name or with ERROR_MARK for the fields. - -Thu May 11 06:36:34 1995 Michael Meissner (meissner@cygnus.com) - - * flow.c (mark_used_regs): If a SUBREG does not have a REG in the - SUBREG_REG position, recursively call mark_used_regs, instead of - segfaulting. - -Thu May 11 06:44:34 1995 Pat Rankin (rankin@eql.caltech.edu) - - * expr.c (do_jump, case EQ_EXPR, NE_EXPR): Fix typo for complex. - -Wed May 10 12:34:46 1995 Michael Meissner <meissner@cygnus.com> - - * configure: Add support for the little endian variant of the - PowerPC System V.4 and Eabi targets. If the GNU assembler was not - specified, don't build libgcc.a variants on the PowerPC systems - that use -mrelocatable, -mlittle, and -mbig. - - * genmultilib: For MULTILIB_MATCHES arguments, map question marks - into equal signs after spliting the left and right side of - equivalent options, to all support for options like: -mcpu=403. - - * rs6000/rs6000.md (rs6000_immed_double_const): New function that - is like immed_double_const, except that it reverses the two words - in the constant if the target is little endian. - - * rs6000/rs6000.md (floatsidf2): Use rs6000_immed_double_const, - not immed_double_const. - (floatunssidf2): Ditto. - - * rs6000/rs6000.h: Add declarations for all functions in rs6000.c. - - * rs6000/sysv4.h (TARGET_SWITCHES): Add -mlittle, -mlittle-endian, - -mbig, and -mbig-endian for bi-endian support. - (ASM_SPEC): Pass -mlittle/-mbig to the assembler if it was passed - to us. - (LINK_SPEC): If explicit little or big endian support was - requested, tell the GNU linker to use the appropriate target - format. - - * rs6000/t-eabi (MULTILIB_*): Build libgcc.a variants for software - floating point. Remove mrelocatable libgcc.a variant. - - * rs6000/t-eabigas: New file, cloned from t-eabi. Build - mrelocatable libgcc.a variant in addition to the other variants. - - * rs6000/t-ppc: New file, for PowerPC System V.4 support without - the GNU assembler. - - * rs6000/t-ppcgas: New file, for PowerPC System V.4 support with - the GNU assembler. - - * rs6000/eabile.h: New file, little endian eabi config file. - * rs6000/sysv4le.h: New file, little endian V.4 config file. - -Wed May 10 14:22:28 1995 Doug Evans <dje@cygnus.com> - - * libgcc1-test.c (main_without__main): Renamed from `main'. - * Makefile.in (libgcc1-test): Tell the user to ignore warnings. - - * configure: Support --enable-foo, --disable-foo. - -Wed May 10 10:34:00 1995 Lee Iverson <leei@Canada.AI.SRI.COM> - - * unroll.c: Add declarations of static functions. - (unroll_loop): Renumber regs local to loop for each unrolled iteration. - -Wed May 10 08:27:03 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.c (alpha_set_emit_const): Cleanups to work properly - when run on 32-bit host. - - * configure: Instead of symlinking tm.h and {h,t,}config.h, - make them files that #include the proper file; pass to Makefile. - Pass out_file and md_file to Makefile instead of making symlinks. - * Makefile.in (out_file, md_file, tm_file, {build,host}_xm_file): - New symbols, to be overridden by configure. - (insn-*): Use $(md_file), not md. - (aux-output.o): Use $(out_file), not aux-output.c. - ($(MD_FILE)): Rework to use new conventions. - (gen*.o, bi-*.o): Depend on $(build_xm_file), not hconfig.h. - (scan.o, fix-header.o, scan-decls.o): Likewise. - (distclean): Adjust files removed for new convention. - -Tue May 9 19:26:42 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * rs6000/rs6000.h (LIBGCC_SPEC): Do link with libgcc when -shared. - - * Makefile.in (STAGESTUFF): Add underscore.c. - (underscore.c): Rename temporary files to begin with 'tmp-' so that - they will be removed by 'make mostlyclean'. - -Tue May 9 19:19:55 1995 Mike Stump <mrs@cygnus.com> - - * toplev.c (lang_options): Add new flag -ffor-scope. - -Tue May 9 19:11:47 1995 Lee Iverson (leei@ai.sri.com) - - * objc/init.c (objc_init_statics): Fix missing part of last change. - -Tue May 9 18:25:34 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * i386/gnu.h, i386/linux.h, i386/linux-aout.h, i386/lynx.h: - Use <...> in #include instead of "..." to avoid recursion. - * i386/netbsd.h, i386/xm-gnu.h, i386/xm-linux.h: Likewise. - * i386/xm-lynx.h, i386/xm-freebsd.h, i386/xm-netbsd.h: Likewise. - * m68k/lynx.h, m68k/netbsd.h, m68k/xm-lynx.h: Likewise. - * m68k/xm-netbsd.h, mips/gnu.h, ns32k/netbsd.h: Likewise. - * ns32k/xm-netbsd.h, rs6000/lynx.h, rs6000/xm-lynx.h: Likewise. - * sparc/lynx.h, sparc/netbsd.h, sparc/xm-lynx.h: Likewise. - * sparc/xm-netbsd.h, vax/netbsd.h, vax/xm-netbsd.h: Likewise. - -Tue May 9 15:52:05 1995 Michael Meissner <meissner@cygnus.com> - - * config.sub: Recognize powerpcle as the little endian varient of - the PowerPC. Recgonize ppc as a PowerPC variant, and ppcle as a - powerpcle variant. Convert pentium into i586, not i486. Add p5 - alias for i586. Map new x86 variants p6, k5, nexgen into i586 - temporarily. - -Tue May 9 15:43:27 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * rs6000/rs6000.h (LINK_SPEC, LIB_SPEC): Don't mess with libg - if -shared. - * rs6000/aix41ppc.h (LINK_SPEC): Ditto. - - * rs6000/powerpc.h: Don't emit .extern directives. - -Tue May 9 14:08:09 1995 Jim Wilson <wilson@cygnus.com> - - * sh/lib1funcs.asm (__ashrsi3, __ashlsi3, __lshrsi3): Use .byte - instead of .word offsets in switch table. - -Tue May 9 11:44:47 1995 Jeremy Bettis <jbettis@cse.unl.edu> - - * objc/sendmsg.c (__objc_send_initialize): Call superclass if object - does not implement +initialize. - -Tue May 9 02:44:16 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * rs6000/xm-rs6000.h (COLLECT_EXPORT_LIST): Define if not - cross-compiling. - * rs6000/xm-mach.h: #undef COLLECT_EXPORT_LIST. - * rs6000/rs6000.h (COLLECT_SCAN_OBJECTS): Lose. - - * collect2.c (collect_exit): Unlink export_file. - (prefix_from_string): Broken out from prefix_from_env. - (prefix_from_env): Call it. - (main): Under AIX, recognize -bE: and -bexport:, and don't - automatically export everything if we see one. Otherwise, scan the - objects individually and add all their symbols to an export file to be - passed to the linker. - (write_export_file): New function. - (scan_prog_file): Ignore symbols starting with '.' - - * c-common.c (declare_hidden_char_array): Mark decl artificial. - -Mon May 8 18:13:57 1995 Adam Fedor <fedor@colorado.edu> - - * objc/init.c (_objc_load_callback): Add declaration. - (__objc_exec_class): Call _objc_load_callback after every Class - or Category is added. - * objc/objc-api.h (_objc_load_callback): Add declaration. - -Mon May 8 17:56:28 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (expand_expr, case INDIRECT_REF): Set RTX_UNCHANGING_P - if both TREE_READONLY and TREE_STATIC set. - - * c-typeck.c (convert_for_assignment): Don't give errors about - adding const or volatile unless both sides point to functions. - -Mon May 8 11:48:23 1995 Michael Meissner <meissner@cygnus.com> - - * configure: If ../ld/Makefile, symlink ../ld/ld.new to collect-ld, - not real-ld. Don't test for $use_collect2 any more. - -Sun May 7 17:52:23 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * calls.c (expand_call): Improve -Winline warnings. - -Sun May 7 17:28:27 1995 DJ Delorie (dj@delorie.com) - - * configure.bat: Use "go32" instead of "msdos" for future expansion. - - * i386/go32.h: Add support for win32's stdcall functions. - - * configure.bat: Add ^M to end of each line. - * i386/config-nt.bat, alpha/config-nt.bat: Likewise. - -Sun May 7 02:12:26 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * tree.h (DECL_ARTIFICIAL): New macro. - - * function.c (expand_function_end): Don't warn about unused - anonymous or artificial parms. - -Fri May 5 18:41:22 1995 Jim Meyering (meyering@comco.com) - - * configure: Fix typo in name of "maintainer-clean". - -Fri May 5 14:58:01 1995 Jeffrey A. Law <law@snake.cs.utah.edu> - - * pa.c (emit_move_sequence): Force problematical constants - into memory during the reload pass when generating PIC. - -Fri May 5 13:30:33 1995 Doug Evans <dje@cygnus.com> - - * objc/NXConstStr.m: NXConstantString.h renamed to NXConststr.h. - -Fri May 5 07:10:15 1995 Stephen L Moshier (moshier@world.std.com) - - * real.c (emdnorm, toe64, etoe64): Significand of Intel long double - denormals is shifted down one bit. - -Fri May 5 07:04:12 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-typeck.c (process_init_element): Don't clear_momentary if - constructor_stack is not empty. - - * objc/Makefile (SHELL): Now /bin/sh. - - * c-typeck.c (build_binary_op): Also warn about ordered - comparison of pointer with zero if -Wall. - - * expr.c (do_jump, case EQ_EXPR, NE_EXPR): Properly compare complex. - -Thu May 4 18:01:25 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * objc/Makefile: NXConstantString renamed to NXConstStr. - * objc/NXConstStr.m: Renamed from objc/NXConstantString.m. - * objc/NXConstStr.h: Renamed from objc/NXConstantString.h. - -Thu May 4 17:38:21 1995 J.T. Conklin <jtc@netbsd.org> - - * configure (vax-*-netbsd*): New configuration. - * vax/netbsd.h, vax/xm-netbsd.h: New files. - -Thu May 4 16:39:05 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * collect2.c (main): Add check for 'collect-ld', just like - 'real-ld', except that old versions won't be looking for it in the - path. Don't look for 'real-ld' in the path anymore. Sigh. - - * collect2.c: #include demangle.h and obstack.h. - (obstack_chunk_alloc): Define. - (obstack_chunk_free): Define. - (generic): Don't define. Don't use. - (main): Initialize obstacks and demangling. - - * collect2.c (dump_file): Adjust space padding in output to - maintain tabulation with Solaris ld. Don't demangle if the - environment variable COLLECT_NO_DEMANGLE is set. - - * collect2.c (main): Redirect the output of the first link and - demangle it. Don't collect static c/dtors unless USE_COLLECT2 is - defined. Null-terminate the list of objects. - (dump_file): New function. - (file_exists): New function. - (collect_exit): Renamed from my_exit. Dump and remove the temporary - ld output file. - (collect_execute): Break out from fork_execute. Support redirection. - (fork_execute): Call it. - (fatal_perror, fatal, error): Make non-static. - (xcalloc, xmalloc): Don't use generic. - (xrealloc): Define. - (collect_wait): Break out for do_wait. Just return the exit status. - (do_wait): Call it. - - * collect2.c: Check SUNOS4_SHARED_LIBRARIES using #if, not #ifdef. - - * Makefile.in (collect2): Now uses cplus-dem.o and underscore.o. - (collect2.o): Pass MAYBE_USE_COLLECT2 to compile. - (underscore.c): Rules for creation. - - * cplus-dem.c, demangle.h: Copy from libiberty. - -Thu May 4 14:12:35 1995 Jim Wilson <wilson@cygnus.com> - - * sdbout.c (plain_type): Pass additional argument to plain_type_1. - (plain_type_1): New parameter level. Increment it when making - recursive calls. Force the type to void_type_mode before starting - a 7th level of recursion. - - * sh.c (general_movsrc_operand, general_movdst_operand): Delete - references to POST_DEC and PRE_INC. - * sh.h: Clean up whitespace, comments, etc. - (TARGET_SH, RTL_BIT, DT_BIT, C_BIT, R_BIT, TARGET_DUMP_RTL, - TARGET_DUMP_R, TARGET_CDUMP): Delete. - (TARGET_SWITCHES): Delete -mR, -mc, -mr options. - (CONST_DOUBLE_OK_FOR_LETTER_P): Delete 'G' contraint. - (FUNCTION_VALUE): Simplify. - (REG_OK_FOR_PRE_POST_P, IS_INDEX): Delete. - (BASE_REGISTER_RTX_P, INDEX_REGISTER_RTX_P): Rewrite to allow - SUBREGs. - (GO_IF_LEGITIMATE_INDEX): Delete unused REGNO argument. - (GO_IF_LEGITIMATE_ADDRESS): Use BASE_REGISTER_RTX_P instead of - REG_OK_FOR_PRE_POST_P. Don't accept PRE_INC or POST_DEC addresses. - (PREDICATE_CODES, PROMOTE_MODE): Define. - -Wed May 3 09:57:55 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/rs6000.md (non power abs insns): If not powerpc, use - sf/subfc instructions, not subf. - -Wed May 3 08:49:06 1995 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au> - - * protoize.c (gen_aux_info_file): Use strerror #ifdef HAVE_STRERROR. - -Wed May 3 01:06:01 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu> - - * pa.c (output_call): Fix typo/thinko in last change. - (output_function_epilogue): Align the data section before - emitting deferred plabels. - - From Torbjorn: - * pa.c (before functions): Declare deferred_plabels and - n_deferred_plabels. - (output_call): When generating pic, don't use LP and RP. Use 32 bit - plabel instead. - (output_function_epilogue): Output plabels accumulated in output_call. - -Tue May 2 17:15:08 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu> - - * pa.c (hppa_expand_epilogue): Fix thinko in last change. - -Tue May 2 16:54:35 1995 Doug Evans <dje@cygnus.com> - - * jump.c (jump_optimize, can_reach_end determination): A barrier can - follow the return insn. - -Tue May 2 12:39:55 1995 Mike Stump <mrs@cygnus.com> - - * fold-const.c (fold): Ensure that we don't alter the expression's - type when folding CLEANUP_POINT_EXPRs. - -Tue May 2 13:36:08 1995 Michael Meissner <meissner@cygnus.com> - - * expmed.c (emit_store_flag): When creating store flag - instructions from simpler parts, such as XOR, ABS, etc. do not - reuse pseudo registers if expensive optimizations, instead create new - pseudos for each insn result. - -Tue May 2 01:25:29 1995 Jeffrey A. Law <law@snake.cs.utah.edu> - - * pa.c (hppa_expand_epilogue): Correctly handle restore of %rp - for functions with a stack size of exactly 8kbytes and no frame - pointer. - -Mon May 1 19:27:08 1995 Jim Wilson <wilson@cygnus.com> - - * sdbout.c (sdbout_one_type): Don't switch to text section if - in function with section attribute. - - * combine.c (combine_instrutions): Set subst_prev_insn to zero. - (try_combine, undo_all): Likewise. - (get_last_value): Return zero if subst_prev_insn set. - - * sparc.h (INIT_TARGET_OPTABS): Move INIT_SUBTARGET_OPTABS to end. - - * Makefile.in (install-dir): chmod a+rx all newly created directories. - - * expr.c (expand_expr, case SAVE_EXPR): Handle the case where - mode is VOIDmode. - -Fri Apr 28 15:39:38 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * cpplib.h (cpp_buffer): Note new escape combination "@ ". - * cpplib.c (macroexpand): Delete "@ " if stringifying. - (cpp_skip_hspace): Also skip "@ " if input buffer has_escapes. - (collect_expansion): Cleanup white-space handling. - (create_definition): Remove all leading spaces, not just first one. - (cpp_expand_to_buffer): Set has_escapes on resulting input buffer. - (macroexpand): Set output_escapes during whole function (and - specifically during calls of macarg). - (macroexpand): Set "@ " before and after expansion result. - (push_macro_expansion): Remove unneeded initial "@ ", not " ". - (cpp_get_token): Remove unneeded "@ " (not " ") at end of expansion. - (cpp_get_token): Handle "@ ". - - * cpplib.c (read_name_map): Add cpp_reader parameter. Access - map_list from former (instead of having it be static). - (open_include_file): Extra parameter (because of above changes). - (do_include, lookup_import): Update calls of open_include_file. - - * cpplib.c (do_include): Fix memory leak. - - * cpplib.c (delete_assertion): Also delete tokenlist. - (do_unassert): Don't delete tokenlist (handled by delete_assertion). - (cpp_cleanup): New function. Frees resources used by a cpp_reader. - * cpphash.c (cpp_hash_cleanup): New function. - (delete_macro): Enable commented-out code. - (file_cleanup): Free actual buffer. - - * cpplib.c (cpp_options): Add map_list. - - * cpplib.h (PARSE_GETC): Removed. Bogus and unused. - * cppmain.c (main): Remove commented-out code that used PARSE_GETC. - - * cpplib.c: Don't #include <string.h>. Causes clashes - on Nextstep (when index/rindex are macros). - (cpp_grow_buffer, int_parse_file): Cast to U_CHAR*, rather than char*. - -Sun Apr 30 08:11:23 1995 Alan Modra (alan@spri.levels.unisa.edu.au) - - * stdarg.h, varargs.h (va_arg): Don't assume __va_rounded_size (char) - has the value of 4. - -Sun Apr 30 07:13:43 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * vax.h (NOTICE_UPDATE_CC): Correctly handle aob insns. - - * expr.c (expand_expr, case CONSTRUCTOR): Don't set target to - zero if more then one word. - Pass size and alignment to move_by_pieces_ninsns in bytes, not bits. - - * cse.c (cse_insn): Properly set IN_MEMORY for SET_DEST. - - * tree.c (substitute_in_expr): Preserve TREE_READONLY. - - * c-common.c (enum attrs): Add A_UNUSED. - (init_attributes): Initialize it. - (decl_attributes, case A_UNUSED): New case. - -Sat Apr 29 15:42:03 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (do_include): Re-fix minor memory leak by using - alloca instead of xmalloc and free. - - * cccp.c (macarg): Except for reporting error, treat unterminated - macro call as if it were terminated, since `macroexpand' relies - on *argptr being filled in. - -Sat Apr 29 06:09:35 1995 Torbjorn Granlund <tege@cygnus.com> - - * pa.c (output_mul_insn): Simplify, it is never called with - UNSIGNEDP set. - - * pa.md (divsi3, udivsi3, modsi3, umodsi3): Simplify. - (ashlsi3): Clean up indentation and commentary. - -Fri Apr 28 12:48:01 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * integrate.c (expand_inline_function): Don't emit any notes until - after we've expanded the actual parameters. - -Fri Apr 28 11:51:06 1995 Stan Cox (gcc@dg-rtp.dg.com) - - * m88k/dgux.h: (ENDFILE_SPEC, LIB_SPEC) Fix crtbegin and crtend - (SELECT_RTX_SECTION) Put relocatable pic constants in data section - - * m88k/dguxbcs.h: (LIB_SPEC) Likewise - - * m88k/m88k.c: (symbolic_operand) Put relocatable pic constants in data - - * m88k/m88k.h: (FRAME_POINTER_REQUIRED) Add -momit-leaf-frame-pointer - - * m88k/m88k.md: (umulsidi3) Doesn't work for 88110 with mod/div changes - - * m88k/x-dgux: (GCC_FOR_TARGET) tdesc gets mixed up for crtbegin/crtend - -Fri Apr 28 06:36:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-typeck.c (pop_init_level, output_init_element): Pass - require_constant_* to digest_init. - - * alpha.c (alpha_emit_set_const): Now returns rtx and take MODE arg. - Rework to use a new pseudo for intermediate values if high opt level. - Also use expand_{bin,un}op. - * alpha.h (alpha_emit_set_const): Add declaration. - * alpha.md (mov[sd]i and splits): Change call to alpha_emit_set_const. - - * reg-stack.c (stack_result): Fix bug in last change. - -Fri Apr 28 01:08:43 1995 Doug Evans <dje@cygnus.com> - - * objc-act.c: Update calls to start_decl, finish_struct, - pass NULLs for attributes. - -Thu Apr 27 21:13:14 1995 Doug Evans <dje@cygnus.com> - - * sparc.md (tablejump): Only if ! TARGET_MEDANY. - (casesi): New pattern for TARGET_MEDANY case. - - * c-common.c (decl_attributes): Always continue if attribute not found. - * c-typeck.c (common_type): Call lookup_attribute instead of - value_member. - * tree.c (attribute_hash_list): New function. - (build_type_attribute_variant): Call it. - (valid_machine_attribute): Handle attributes with arguments. - (is_attribute_p): New function. - (lookup_attribute): New function. - (attribute_in_list): Deleted. - (attribute_list_contained): Check TREE_PURPOSE and TREE_VALUE. - * tree.h (valid_machine_attribute): Add prototype. - (is_attribute_p, lookup_attribute): Likewise. - * i386/winnt.h (RETURN_POPS_ARGS): Call lookup_attribute. - (ENCODE_SECTION_INFO): Likewise. - (CPP_PREDEFINES): Use __stdcall__, __cdecl__. - (VALID_MACHINE_DECL_ATTRIBUTE): Call is_attribute_p. - `args' must be NULL. - -Thu Apr 27 21:10:41 1995 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (insv): New anonymous patterns to combine insert with - arbitrary ashift, ashiftrt, lshiftrt, or zero_extract. (Based on - patch from John Brooks <jbrooks@ea.com>.) - (ashlsi3): Remove extraneous operand processing. - -Thu Apr 27 18:47:24 1995 Jim Wilson <wilson@cygnus.com> - - * sh/ashlsi3.c, sh/ashrsi3.c, sh/lshrsi3.c: Delete. - * sh/lib1funcs.asm (ashiftrt_r4_*): Rewrite for efficiency. - (ashrsi3, lshrsi3, lshrsi3): Add. - * t-sh (LIB1ASMFUNCS): Add new functions. - (LIBGCC2_CFLAGS): Delete. - (LIB2FUNCS_EXTRA): Remove deleted files. - (ashlsi3.c, ashrsi3.c, lshrsi3.c): Remove rules for deleted files. - - * stmt.c (expand_return): When returning BLKmode structure, use - operand_subword instead of doing arithmetic on the register number. - Also, for structures smaller than word_mode, copy it into a word_mode - temporary and then subreg it. - - * sparc.md: Delete two define_peepholes which print `bad peephole'. - -Thu Apr 27 16:17:01 1995 Torbjorn Granlund <tege@cygnus.com> - - * toplev.c (rest_of_compilation): Call shorten_branches even when - !optimize. - * final.c (shorten_branches): For non-optimizing compiles, break - after first pass. - -Thu Apr 27 14:22:50 1995 Michael Meissner <meissner@cygnus.com> - - * i386/linux-oldld.h: New file, that is cloned from linux-aout.h, - except that it does not pass -m i386linux to the linker. This is - to support the original GNU/Linux ld that is on most distributions. - - * configure (i[345]86-*-linux*oldld*): Use i386/linux-oldld.h as - the target file. - -Thu Apr 27 08:56:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.c (valid_machine_attribute): Update last change. - -Thu Apr 27 08:06:33 1995 Philippe De Muyter (phdm@info.ucl.ac.be) - - * fix-header.c, cpplib.c: Don't include <sys/stat.h> twice. - * cpplib.c (cpp_grow_buffer, init_parse_file): Cast {xmalloc,xrealloc} - for token_buffer to U_CHAR* instead of char*. - - * m68k/x-mot3300: New file. - * configure (m68k-motorola-sysv*): Use x-mot3300 instead of x-alloca. - -Thu Apr 27 07:04:09 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (do_include): Fix minor memory leak. - - * cccp.c (struct argdata): Remove unused `comments' member. - (macarg): Don't set `comments' member. - - * cccp.c (collect_expansion): Assume leading white space - already removed. - Don't allocate unnecessary space for expansion. - - * cccp.c (deps_output): Don't generate overly long output lines. - Do not invoke self recursively with spacer == 0; this simplifies - the code a bit. - -Wed Apr 26 19:20:02 1995 Andrew McCallum <mccallum@leopard.cs.rochester.edu> - - * objc/Object.h: Changed Class * to Class in order to match NEXTSTEP - and OpenStep runtime. - * objc/Object.m, objc/Object.h, objc/archive.c, objc/class.c: Likewise. - * objc/encoding.c, objc/init.c, objc/objc-api.h, objc/objc.h: Likewise. - * objc/objects.c, objc/runtime.h, objc/selector.c: Likewise. - * objc/sendmsg.c, objc/typedstream.h: Likewise. - -Wed Apr 26 19:18:52 1995 Pieter Schoenmakers <tiggr@es.ele.tue.nl> - - * objc/objc-api.h (objc_static_instances): New struct to record - static instances of a certain class. - (objc_module): New tag STATICS to point to the table of - objc_statics_instances. - - * objc/init.c (OBJC_VERSION): Version 7. - (objc_init_statics): New function. - (__objc_exec_class): Invoke objc_init_statics if needed. - - * objc/NXConstantString.m, objc/NXConstantString.h: New files. - * objc/Makefile (OBJC_O): Added bare-bones implementation of - NXConstantString. - - * objc-act.c (OBJC_VERSION): Version 7. - (build_objc_string_object): Build a full declaration if not using - the next runtime. - (objc_add_static_instance): New function. - (init_module_descriptor): Add reference to static instances table. - (build_module_descriptor): Add field for static instances table. - (get_objc_string_decl): New function. - (generate_static_references): New function. - (finish_objc): Call generate_static_references if needed. - - * c-tree.h (finish_decl_top_level): New declaration. - * c-decl.c (finish_decl_top_level): New function. - -Wed Apr 26 18:04:32 1995 Dirk Steinberg (Dirk.Steinberg@gmd.de) - - * stddef.h: Treat _MACHINE_ANSI_H_ like _ANSI_H_. - -Wed Apr 26 14:09:59 1995 Jim Wilson <wilson@cygnus.com> - - * sparc.h (NEGTF2_LIBCALL): Define. - (INIT_TARGET_OPTABS): Add support for all TFmode *_LIBCALL macros. - * optabs.c (init_optabs): Delete all uses of undocumented TImode and - TFmode *_LIBCALL macros. - - * combine.c (simplify_rtx, case TRUNCATE): Add. Use force_to_mode. - (force_to_mode, case AND): Allow some simplifications when GET_MODE (x) - has more bits than HOST_BITS_PER_WIDE_INT. - * mips/mips.md (truncdiqi2+[456]): Add patterns to simplify ZERO_EXTEND - of a TRUNCATE. - -Wed Apr 26 13:01:22 1995 Doug Evans <dje@cygnus.com> - - * sparc.md (memop define_splits): Rewrite to not use memop. - Preserve MEM_IN_STRUCT_P, MEM_VOLATILE_P, RTX_UNCHANGING_P bits. - * sparc.c (memop): Deleted. - (splittable_symbolic_memory_operand): New function. - (splittable_immediate_memory_operand): New function. - -Wed Apr 26 12:54:26 1995 Jeffrey A. Law <law@snake.cs.utah.edu> - - * configure: Add hppa1.1-hp-lites support. - -Wed Apr 26 08:04:46 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * sh.md (ashrsi2_31): Don't use dead_or_set_p after reload. - * pyr.md: Remove bad peepholes that improperly use dead_or_set_p. - - * function.c (expand_function_end): Warn about unused parms - if both -Wunused and -W. - - * tree.h (TYPE_PARSE_INFO): Delete unused field. - (TYPE_PACKED): Add new macro. - (struct tree_type): Delete unused field `parse_info'. - Add new field `packed_flag'. - * c-tree.h (finish_enum, finish_struct): Add ATTRIBUTES argument. - * c-common.c (init_attributes): Don't require decl for A_PACKED. - (decl_attributes, case A_PACKED): Set TYPE_PACKED for type. - * c-parse.in: Update number of shift/reduce conflicts. - (structsp): Pass attribute arg to finish_struct. - Support attributes on enums and pass to finish_enum. - * c-decl.c (finish_struct): Add ATTRIBUTES argument, call - decl_attributes and set DECL_PACKED from TYPE_PACKED. - (finish_enum): Add ATTRIBUTES argument, call decl_attributes, - and make enum narrow if TYPE_PACKED. - * print-tree.c (print_node): Print TYPE_PACKED. - - * c-decl.c (init_decl_processing): Don't give builtin__constant_p an - argument type. - * expr.c (expand_builtin, case BUILT_IN_CONSTANT_P): A pointer to a - string constant is a constant. - - * c-typeck.c (output_init_element): Constructor is not simple if - a bitfield is being assigned a non-integer. - - * c-typeck.c (push_init_level): Update constructor_depth when we - push spelling level. - -Tue Apr 25 19:50:06 1995 Jeffrey A. Law <law@snake.cs.utah.edu> - - * pa.c (emit_move_sequence): Handle function label arithmetic for - PIC code generation too. - -Tue Apr 25 18:52:43 1995 Stephen R. van den Berg (berg@pool.informatik.rwth-aachen.de) - - * reg-stack.c (current_function_returns_real): Deleted (unused). - (FP_mode_reg): Trimmed to a smaller size, less overhead. - (FP_MODE_REG): New macro over which FP_mode_reg will be accessed. - (mark_regs_pat, straighten_stack): New functions. - (reg_to_stack): Amend initialisation of FP_mode_reg. - Mark FP registers mentioned in USE insns before NOTE_INSN_FUNCTION_BEG. - (get_true_reg): Eliminate FP subreg accesses in favour of the - actual FP register in use. - (record_reg_life_pat): Make it work on SUBREGs as well. Make use of - the new mark_regs_pat function. Handle USE insns if called unnested. - (record_reg_life): Don't check for QImode again, we know that it - is there. Process CALL_INSNs like all other insns, they might `use' - some FP argument registers if register passing. - (stack_result_p): Changed in stack_result and returning an rtx. - (stack_reg_life_analysis): Take a new stackentry state argument. - Use stack_result and the rtx to mark using mark_regs_pat. This ensures - that types that need multiple FP registers are handled correctly. - Delete the no_live_regs shortcut to save space. - Use stackentry state to determine filled registers. - (replace_reg): Accept COMPLEX_FLOAT as well. - (move_for_stack_reg): Optimise away some pointer dereferencing. - (subst_stack_regs): Make sure the stack is in the right order - and of the right size for register passing. - (goto_block_pat): Make sure the stack is in the right order - to return possible multi-register values from the function. - (convert_regs): Fix comment about CALL_INSN, it's no longer valid. - Make sure the stack is of the right size and in the right order - to return possible multi-register values from the function. - - * function.c (assign_parms): If STACK_REGS is defined, generate USE - insns before the function body, thus showing which registers are filled - with parameters. - * expr.c (expand_builtin_apply_args): Likewise. - Reverse order of saving registers, more compact code for i387. - (expand_builtin_apply): Likewise. - * emit-rtl.c (gen_highpart): Add comment about broken implementation. - * i386.md (untyped_call): Make it return a complex double. - - * c-parse.in (attrib): Permit null-length argument list to attributes. - - * tree.c (valid_machine_attribute): Use new function attribute_in_list, - makes sure type_attribute_variants are reused even when attributes have - parameters. - Assign any new type to TREE_TYPE (decl). - (attribute_in_list): New function. - (attribute_list_contained): Use it. - * tree.h (attribute_in_list): New declaration. - -Tue Apr 25 18:25:53 1995 Jim Wilson <wilson@cygnus.com> - - * expr.c (struct move_by_pieces): Add to_struct and from_struct fields. - (move_by_pieces): Set to_struct and from_struct fields. - (move_by_pieces_1): Set MEM_IN_STRUCT_P of to1 and from1. - (expand_builtin, case BUILT_IN_MEMCPY): New variable type. - Set MEM_IN_STRUCT_P of src_mem and dest_mem. - - * Makefile.in (clean): Delete libgcc1-asm.a. - - * m68k/vxm68k.h (CPP_SPEC): Define. - - * c-decl.c (pushdecl): Don't test DECL_EXTERNAL when deciding whether - to register a duplicate decl in the current block. - - * cross64.h (INIT_ENVIRONMENT): Define as string not putenv call. - * gcc.c (main): Pass INIT_ENVIRONMENT to putenv. - - * stmt.c (expand_return): When returning BLKmode structure in - registers, copy it to a psuedo-reg instead of to hard registers. - -Tue Apr 25 15:14:58 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.h (LEGITIMIZE_ADDRESS): Don't create a DF address using two - regs if -msoft-float or -mcpu=403. - -Tue Apr 25 15:45:44 1995 Richard Henderson (richard@atheist.tamu.edu) - - * m68k.md (divhi3, udivhi3, modhi3, umodhi3): Deleted - these insns plus some surrounding trash. - (divmodhi4, udivmodhi4): Added these insns. - -Tue Apr 25 10:12:40 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.c (alpha_builtin_saveregs): Refine last change to work - for both stdarg and varargs. - - * tree.c (chain_member_purpose): Make similar to chain_member_value. - - * Makefile.in, configure: Change "realclean" to "maintainer-clean". - - * protoize.c: Removed __NetBSD__ from conditional. - Declare strerror if HAVE_STRERROR is defined; otherwise - declare sys_errlist and sys_nerr. - (my_strerror): New function. - (errno): Don't define if already defined as a macro. - - * alpha.c (current_file_function_operand): Return false if profiling. - - * expr.c (convert_move): Don't access a hard reg in an invalid - mode when doing a truncation. - - * alpha.c (add_operand): Test for exactly the constants allowed by - the constraints. - * alpha.h (CONST_OK_FOR_LETTER_P, case 'L'): Reject 0x80000000. - - * c-parse.in (initdcl, notype_initdcl): Pass attributes to - start_decl; delete call to decl_attributes. - * c-tree.h (start_decl): Two new tree parameters. - * c-decl.c (start_decl): New args for attributes; call decl_attributes. - - * c-decl.c (duplicate_decls): Don't look at TYPE_ACTUAL_ARG_TYPES - if it is not set. - - * xm-1750a.h: New file. - - * alpha.c (alpha_builtin_saveregs): Add to incoming args addr - if less than 6 named args, not less than or equal to. - -Mon Apr 24 15:25:19 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * mips-tfile.c (fatal, error): Make first arg const to avoid warning. - - * stmt.c (expand_end_bindings): Write a BARRIER after call - to abort in nonlocal handler. - - * stmt.c (expand_decl_init): Call preserve_temp_slots to keep - around any temp whose address was taken. - -Fri Apr 21 16:26:15 1995 Torbjorn Granlund <tege@adder.cygnus.com> - - * pa.md (call_internal_reg): Fix typos in length calculation. - (call_value_internal_reg): Likewise. - -Fri Apr 21 13:17:15 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * config/gnu.h (STANDARD_INCLUDE_DIR): New macro. - * config/mips/gnu.h (STANDARD_INCLUDE_DIR): Macro moved there. - -Fri Apr 21 08:23:58 1995 Tom Quiggle (quiggle@lovelace.engr.sgi.com) - - * toplev.c (lang_options): Add -I for GNAT. - * gcc.c (default_compilers): Pass -I to gnat1. - -Fri Apr 21 07:58:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * tree.c (integer_all_onesp): Test to size of mode, not TYPE_PRECISION. - - * toplev.c (main): Turn on -fforce-mem for -O2. - - * fold-const.c ([lr]rotate_double): Replace; old versions were bogus. - (fold, shift and rotate): Don't call tree_int_cst_sgn on non-integer. - (fold, case LROTATE_EXPR): If constant count, convert to RROTATE_EXPR. - (fold, case RROTATE_EXPR): Sometimes commute logical op with rotate. - Delete pair of counteracting shifts. - - * combine.c (simplify_logical, case AND): If still an AND, get - new values for op0 and op1. - -Thu Apr 20 17:52:10 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * sh.c: Completely rewritten. - * sh.h (FAST_BIT, CONSTLEN_2_BIT, CONSTLEN_3_BIT, CONSTLEN_0_BIT, - TARGET_FASTCODE, TARGET_CLEN3, TARGET_CLEN0, TARGET_OPTIONS): Delete. - (TARGET_SWITCHES): Delete -mclen3 and -mclen0 options. - (TARGET_DEFAULT): Is zero. - (OVERRIDE_OPTIONS): Delete code to set max_count_si and max_count_hi. - (SPECIAL_REG): New macro. - (HARD_REGNO_MODE_OK): Allow any mode in any general register. - (GO_IF_LEGITIMATE_ADDRESS): Delete constant + reg address case. - (MOVE_RATIO): Define to 2 when TARGET_SMALLCODE. - (max_si, max_hi, max_count_si, max_count_hi): Delete. - * sh.md: Delete spurious constraints from all define_expands. - (rotlsi3_1): Set T reg instead of clobbering it. - (ashrsi3): Use expand_ashiftrt instead of gen_shifty_op. - (movsi_i, movhi_i, movsf_i): Add conditions to reject patterns - needing a reload. - (movdi-2, movdf_k): Correct conditions to reject patterns needing - a reload. - ([inverse_]branch_{true,false}): Pass operands to output_branch. - (jump): Delete unnecessary braces. - (call, call_value): Don't use expand_acall. Force operand0 into - a register. - -Thu Apr 20 12:57:16 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * function.c (assign_parms): Use TREE_ADDRESSABLE rather than - TYPE_NEEDS_CONSTRUCTING to decide whether a parameter needs to be - passed by invisible reference. - - * calls.c (expand_call): Ditto. Abort if we try to pre-evaluate a - parameter of TREE_ADDRESSABLE type. - -Wed Apr 19 17:50:24 1995 Torbjorn Granlund <tege@cygnus.com> - - * pa.h (TARGET_SWITCHES): Fix typo. - -Tue Apr 18 18:06:03 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * expr.c (store_constructor): Use BYTES_BIG_ENDIAN rather - than BITS_BIG_ENDIAN to layout bits within bitstring. - * tree.c (get_set_constructor_bytes): Likewise. - -Tue Apr 18 17:22:46 1995 Per Bothner (bothner@wombat.gnu.ai.mit.edu) - - * config/m68k/{x-hp320,x-hp320g} (FIXPROTO_DEFINES): - Define _HPUX_SOURCE so putenv and other functions get seen. - -Tue Apr 18 03:57:35 1995 Michael Meissner (meissner@cygnus.com) - - * varasm.c (weak_decls): Make this a unique structure, instead of - a tree structure. - (handle_pragma_weak): Don't redeclare asm_out_file. Use new weak - structure to copy name and value to. Protect name and value by - copying them to the permanent obstack. - (declare_weak): Call handle_pragma_weak, instead of duplicating - the code. - (finish_weak): Rewrite to use new weak symbols list structure. - - * c-pragma.h: New file to define the c-pragma.c interfaces. - * c-pragma.c: Include it. - * varasm.c: Include it. - * c-lex.c: Include it. - * cp/lex.c: Include it. - - * varasm.c (handle_pragma_weak): No longer pass output file - stream, since weak pragmas are delayed until the end of the - compilation. - * c-pragma.c (handle_pragma_token): Call handle_pragma_weak - without file stream argument. - - * Makefile.in (varasm.o, c-lex.o, c-pragma.o): Add dependencies on - c-pragma.h. - - * config/rs6000.md (movdf): If -msoft-float, do not generate - memory to memory references, like is already done for the - -mhard-float case. Remove an extra test for -mhard-float inside - of -mhard-float code. - -Tue Apr 18 06:19:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (size_int): Arg is unsigned HOST_WIDE_INT. - * tree.h (size_int): Likewise. - -Mon Apr 17 23:36:57 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * rs6000/aix41.h: Restore March 11th changes, plus - (ASM_OUTPUT_EXTERNAL): Do add [DS] or [RW], just don't emit - anything. - * rs6000/aix3newas.h (ASM_OUTPUT_EXTERNAL): Ditto. - -Mon Apr 17 15:58:52 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * config/mips/x-iris (FIXPROTO_DEFINES): Add -D_LANGUAGE_C_PLUS_PLUS. - * config/mips/x-iris6: Likewise. - - * cpplib.c: Rename make_definition to cpp_define. - * cpplib.h (cpp_define): New declaration. - - * cpplib.c (special_symbol): For T_SPECLINE, calculate __LINE__ - in enclosing file buffer, not current buffer (if macro expanding). - (cpp_get_token): Fix thinko (in code for chopping unneeded space). - -Mon Apr 17 11:36:07 1995 Jim Wilson <wilson@cygnus.com> - - * abi64.h (CPP_SPECS): Define and use _ABI64 instead of - _MIPS_SIM_ABI64. - (SETUP_INCOMING_VARARGS): Set MEM_IN_STRUCT_P if big endian target. - * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define. - - * combine.c (get_last_value): Ignore BARRIER when scanning backwards. - (move_deaths): New variables before_dead and after_dead. Set them - to instructions that have valid INSN_CUID values and use in test. - - * combine.c (subst_prev_insn): New variable. - (try_combine): Set it. - (get_last_value): Use it. - - * reload.c (find_reloads): Recompute reg_equiv_address from - reg_equiv_memory_loc before using it. - (find_reloads_toplev, make_memloc): Likewise. - - * expr.c (expand_builtin, case BUILT_IN_MEMCPY): Call force_operand - on dest_rtx before returning it. - - * function.c (instantiate_decls): Use temporary allocation if - DECL_DEFER_OUTPUT is set. - -Sat Apr 15 23:19:03 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * aoutos.h (ASM_OUTPUT_DEF): Define instead of SET_ASM_OP. - * sparc/sunos4.h (ASM_OUTPUT_DEF): Ditto. - - * varasm.c (weak_finish): Don't handle aliases. - (declare_weak): Ditto. - (assemble_alias): Handle aliases. - - * c-common.c (enum attrs): Add A_ALIAS. - (init_attributes): Ditto. - (decl_attributes): Ditto. - -Sat Apr 15 13:26:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * calls.c (expand_call): Call preserve_temp_slots on temps - made for BLKmode args returned in registers. - - * pa.c (override_options): Fix typo. - -Sat Apr 15 12:11:46 1995 Brendan Kehoe <brendan@cygnus.com> - - * alpha/alpha.c (output_epilog): Initialize fp_offset to 0, and - make sure it's non-zero before we try to use it to restore the - frame pointer. - -Fri Apr 14 19:45:05 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * ginclude/va-{clipper,pa,pyr,sparc,spur}.h (va_arg): Reorganize - to avoid BIND_EXPRs and COND_EXPRs of aggregate type. - -Fri Apr 14 19:31:14 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * config/svr4.h (ASM_OUTPUT_SECTION_NAME): Make the section - read-only executable "ax" if DECL is a FUNCTION_DECL; read-only - "a" (previously the case always) if DECL is TREE_READONLY; - otherwise writable "aw". - -Fri Apr 14 18:49:11 1995 Linus Torvalds <Linus.Torvalds@cs.Helsinki.FI> - - * alpha.md (probe_stack): Probe with write, not read. - (allocate_stack): Update and correct stack probe code. - * alpha.c (output_prolog): Changed stack probe at function entry. - -Fri Apr 14 18:42:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * jump.c (delete_insn): When deleting after label, delete - a BARRIER as well. - -Fri Apr 14 14:40:48 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * toplev.c (compile_file): Call weak_finish. - - * c-common.c (enum attrs): Add A_WEAK. - (init_attributes): Ditto. - (decl_attributes): Support __attribute__ ((weak)) by - calling declare_weak. - - * sparc/sunos4.h (HANDLE_PRAGMA_WEAK, WEAK_ASM_OP, SET_ASM_OP): - Define to support weak symbols with -fgnu-linker. - * aoutos.h: Ditto. - - * varasm.c (handle_pragma_weak): Add declared weak symbols to - weak_decls rather than emitting them immediately. - (declare_weak): Add the indicated declaration to weak_decls. - (weak_finish): Emit .weak directives for any weak symbols. - - * libgcc2.c: The C++ free-store management functions are weak. - -Fri Apr 14 13:00:29 1995 Michael Meissner (meissner@cygnus.com) - - * rs6000/rs6000.c (output_prolog): For eabi systems, emit main's - call to __eabi before setting up the minimal TOC used with the - -mrelocatable support. - - * rs6000/eabi.h (INVOKE__main): Don't define any more, - output_prolog will emit the call. - -Fri Apr 14 09:09:03 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * alpha.c (call_operand): Any reg is valid for NT. - (output_prologue): Never need GP for Windows/NT. - Set SYMBOL_REF_FLAG in current function decl. - -Thu Apr 13 20:19:30 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * alpha/xm-alpha.h (HAVE_VPRINTF): Define. - (HAVE_PUTENV): Define. - (POSIX): Define. - -Thu Apr 13 19:57:44 1995 Doug Evans <dje@cygnus.com> - - * emit-rtl.c (gen_sequence): If the insn has a non-null - CALL_INSN_FUNCTION_USAGE field, output it as a sequence so the - latter isn't discarded. - - * c-parse.in: Update expected conflict count. - -Thu Apr 13 08:10:20 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * configure.bat: Arg 2 is which machine (i386 or alpha). - * configure (alpha-*-winnt3*): New configuration. - * alpha.c: Don't #include stamp.h for WINNT. - (input_operand, case CONST): Allow ptr_mode and DImode. - * alpha.h (WINDOWS_NT): Provide default definition. - (ASM_OUTPUT_INT): Use output_addr_const. - (ASM_OUTPUT_ADDR_DIFF_ELT): Use .long for NT. - * alpha.md (calll, tablejump, movsi): New variants for NT. - * alpha/winnt.h, alpha/xm-winnt.h, alpha/x-winnt: New files. - * alpha/config-nt.bat, alpha/config-nt.sed: New files. - * i386/config-nt.bat: Add Ada fragments to Makefile. - * i386/config-nt.sed: Adjust for deletion of config.run in Makefile.in - Change version to 2.6.3. - Add some missing tabs. - * winnt/winnt.h (TARGET_MEM_FUNCTIONS): Define. - (LINK_SPEC): Delete "align:0x1000". - * winnt/xm-winnt.h (OBJECT_SUFFIX): Define. - * ginclude/stdarg.h, ginclude/varargs.h: Clean up code that - defines *DEFINED* symbols. - - * configure (a29k-*-sym1*): Same as a29k-*-bsd*. - * a29k.h (ASM_OUTPUT_SECTION_NAME): New macro. - -Wed Apr 12 14:36:03 1995 Jim Wilson <wilson@cygnus.com> - - * dbxout.c (dbxout_type_fields): Correct arguments to CHARS macro - in flag_minimal_debug case. - (dbxout_symbol_name): Use DECL_ASSEMBLER_NAME unconditionally. - * sdbout.c (sdbout_record_type_name): Correct indentation. - (sdbout_symbol): Use DECL_ASSEMBLER_NAME unconditionally. - (sdbout_one_type): Likewise. - -Tue Apr 11 13:24:13 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * fix-header.c (main): Fix loop over required_functions_list. - (fatal): Also print inc_filename. - - * cpplib.c (cpp_push_buffer): Added missing initializatuon of buf. - (cpp_file_buffer): Compare against CPP_NULL_BUFFER, not NULL. - (finclude): No longer call cpp_push_buffer - let callers do it. - (do_include): Add call to cpp_push_buffer. - (push_parse_file): Call cpp_push_buffer early, so initial - defines can use file and line from a valid cpp_buffer. - (nreverse_pending): New function. - (push_parse_file): Use nreverse_pending. - (push_parse_file): For -include files, just push them in reverse - order - we don't need to scan them now. - (cpp_error_from_errno, cpp_perror_with_name): Don't emit extra '\n'. - -Tue Apr 11 13:36:44 1995 Jim Wilson <wilson@cygnus.com> - - * configure (mips-dec-mach3): Add. - - * sh.c (shiftby_operand): Delete. - * sh.h (TARGET_SWITCHES): -m3 and -m3l also set SH2_BIT. - (OVERRIDE_OPTIONS): Don't add CPU_SH2 to CPU_SH3 when TARGET_SH3. - * sh.md (ashlsi3): Use nonmemory_operand as a predicate instead of - shiftby_operand. Don't use shiftby_operand in the output statement. - (lshrsi3): Likewise. - - * c-decl.c (poplevel): Do output inline function if - DECL_ABSTRACT_ORIGIN points to itself. - - * varasm.c (output_constant): Cast assemble_string argument to char *. - -Mon Apr 10 14:29:28 1995 Torbjorn Granlund <tege@adder.cygnus.com> - - * recog.c (constrain_operands, case 'E'): Make this work like - constraint character `F' when REAL_ARITHMETIC is defined. - * regclass.c (record_reg_classes, case 'E'): Likewise. - * reload.c (find_reloads, case 'E'): Likewise. - -Mon Apr 10 14:30:31 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/aix3newas.h, rs6000/aix41.h: Eliminate March 11th changes - to undefine ASM_OUTPUT_EXTERNAL{,_LIBCALL}, since this causes the - compiler not to bootstrap. - -Mon Apr 10 07:17:39 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * cppalloc.c: #include config.h. - * cppexp.c: Add declarations of xmalloc and xrealloc. - (cpp_parse_expr): Cast args to bcopy to char *. - * cpphash.c: Add declaration of xmalloc. - * cpplib.c (init_parse_options, cpp_reader): Cast args to bcopy, - bcmp, and bzero to char *. - (add_import, push_parse_file, init_parse_file): Likewise. - - * c-common.c (enum attrs): New attribute, A_NOCOMMON. - (init_attribute): Initialize it. - (decl_attributes): Implement it. - * varasm.c (make_decl_rtl): Allow section attribute if -fno-common - or variable is not to be placed in common for some other reason. - - * combine.c (simplify_set): Don't move a SUBREG to dest if it - is changing the size of a hard reg in CLASS_CANNOT_CHANGE_SIZE. - - * reload.c (find_equiv_reg): If goal is a pseudo that got memory, - a store into memory makes it invalid. - * reload1.c (reload_as_needed): Call forget_old_reloads_1 on - pattern before reg elimination. - -Mon Apr 10 00:26:14 1995 Jeffrey A. Law <law@snake.cs.utah.edu> - - * pa.c (pa_reorg): Bump label use count for each entry in an - exploded ADDR_VEC. - -Sun Apr 9 09:22:51 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * i386.md (adddi3, subdi3): Need scratch reg whenever operand 0 in - mem and operands 1 not '0'. - (subdi3): Don't treat two non-equal MEMs as non-aliasing. - -Sat Apr 8 22:53:38 1995 Jeffrey A. Law <law@snake.cs.utah.edu> - - * pa.c (pa_reorg): Fix typo. - -Sat Apr 8 19:36:36 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/rs6000.h (SELECT_SECTION): TREE_CODE_CLASS must be called - with a tree code, not a tree value. - -Sat Apr 8 12:41:01 1995 Mike Stump <mrs@cygnus.com> - - * cpphash.c: Don't use const on compilers that don't support it. - -Sat Apr 8 16:32:22 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * expr.c (expand_increment): Handle case where INCREMENTED - has a non-trivial conversion. - -Fri Apr 7 19:33:21 1995 Phil Nelson (phil@cs.wwu.edu) - - * ns32k.h (TRAMPOLINE_TEMPLATE, TRANSFER_FROM_TRAMPOLINE): - Fix assembler syntax errors. - -Fri Apr 7 19:27:23 1995 Pat Rankin (rankin@eql.caltech.edu) - - * cccp.c (VMS_fstat, VMS_stat): New functions. - -Fri Apr 7 19:25:21 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (collect_expansion): If traditional, set stringify - member to SHARP_TOKEN regardless of the value of - stringify_sharp_token_type. - -Fri Apr 7 07:48:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * cse.c (simplify_unary_operation): #ifdef POINTERS_EXTEND_UNSIGNED, - handle sign- or zero-extending addresses. - - * optabs.c (init{,_integral,_floating,_complex}_libfuncs): - Change SUFFIX to "char" to avoid confusion with prototype. - - * explow.c (convert_memory_address): No longer static. - New arg, TO_MODE. - Do something special for SYMBOL_REF, LABEL_REF, and CONST. - (memory_address): Add extra arg to call to convert_memory_address. - * rtl.h (convert_memory_address): Add extra arg. - * expr.c (expand_expr, case ADDR_EXPR): Always call - convert_memory_address when converting; add extra arg. - * stmt.c (expand_computed_goto): Convert from ptr_mode to Pmode. - - * gcc.c (OBJECT_SUFFIX): Default now ".o", not "o". - (all specs): Remove "." before %O; use %O in a few missing cases. - * i386/os2.h (OBJECT_SUFFIX): Delete from here. - * i386/xm-os2.h (OBJECT_SUFFIX): Move to here; now has period. - - * Makefile.in (STAGESTUFF): Use $(exeext) for executables. - -Fri Apr 7 03:32:29 1995 Richard Stallman <rms@mole.gnu.ai.mit.edu> - - * config.sub: Accept -lites* as op sys. - -Thu Apr 6 23:08:50 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * cpplib.c (bcopy, bzero, bcmp): Remove #undefs. - * cppalloc.c (xcalloc): Re-implement using calloc, - rather than malloc+bzero. - * cpplib.c (SELF_DIR_DUMMY): New macro. - (do_include): Don't pass searchptr to finclude if it is dsp, - since that is on the stack, and would cause a dangling pointer. - If handling #include_next, recognize SELF_DIR_DUMMY. - -Fri Apr 7 00:54:24 1995 Jeffrey A. Law <law@snake.cs.utah.edu> - - * pa.h (MACHINE_DEPENDENT_REORG): Define. - * pa.md (switch_jump): New pattern for jumps which implement - a switch table. - * pa.c (pa_reorg): New function to explode jump tables. - (pa_adjust_insn_length): Account for jumps in switch tables with - unfilled delay slots. - -Thu Apr 6 14:31:10 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * c-typeck.c (build_binary_op): Don't call common_type for - uncommon pointer types. - -Wed Apr 5 13:53:17 1995 Per Bothner <bothner@kalessin.cygnus.com> - - Re-write fixproto/fix-header/etc to use cpplib: - * fix-header.c: Comment out support for adding missing extern "C" - using #ifdef ADD_MISSING_EXTERN_C instead of #if 0. - * fixproto: Removed case of required functions. Instead use ... - * fix-header.c (std_include_table): ... new required-functions table. - (cpp_file_line_for_message, cpp_print_containing_files, cpp_message): - New stub functions, to intercept cpplib error message. - * fixproto: Don't call $CPP, since fix-header now incorporates cpplib. - * gen-protos.c (fatal, hashf): New functions. - (main): Use hashf, instead of hash. - * scan-decls.c (scan_decls, skip_to_closing_brace): Re-write to - take a cpp_reader* as argument, not a FILE*. - * scan.h (hash): Make parameter const. - * scan.c (hash): Removed. - * scan.c (memory_full, xmalloc, xrealloc): Removed. - Use functions from cppalloc.c instead. - * Makefile.in (gen-prtos, fix-header, stmp-fixproto): Update. - -Wed Apr 5 13:24:14 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * cpplib.c (cpp_get_token): If traditional, return after comment, - instead of reading more, so end-of-line can be peeked at. - * cpperror.c (cpp_file_line_for_message, cpp_message): New - functions, that do the actual printing of error messages. - (cpp_print_file_and_line, cpp_error, cpp_warning, cpp_pedwarn, - cpp_error_with_line, cpp_warning_with_line, cpp_pedwarn_with_line, - cpp_pedwarn_with_file_and_line, cpp_error_from_errno, my_strerror, - cpp_perror_with_name): Re-write to use cpp_file_line_for_message - and cpp_message, and move to cpplib.c. - -Tue Apr 4 23:35:49 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * config/gnu.h (GNU_CPP_PREDEFINES): Remove -D__HURD__. - -Tue Apr 4 17:15:54 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu> - - * pa.h (DO_GLOBAL_DTORS_BODY): Fix pointer -> integer assignment - problem. - - * reorg.c (fill_simple_delay_slots): Don't use a JUMP_INSN - a the target of another JUMP_INSN to fill a delay slot. - -Mon Apr 3 19:03:48 1995 Torbjorn Granlund <tege@adder.cygnus.com> - - * cse.c (simplify_unary_operation): Sign-extend constants when - they have the most significant bit set for the target. - - * m68k.md (umulsi3_highpart): Test for CONST_INT and CONST_DOUBLE, - not CONSTANT_P. - (smulsi3_highpart): Likewise. - * m68k.c (const_uint32_operand): New function. - (const_sint32_operand): New function. - * m68k.md (const_umulsi3_highpart): Use const_uint32_operand instead - of immediate_operand for op3. Delete mode. - (const_smulsi3_highpart): Analogous change. - -Mon Apr 3 19:03:48 1995 Jim Wilson <wilson@cygnus.com> - - * cse.c (simplify_binary_operation): Sign-extend constants when - they have the most significant bit set for the target. - - * combine.c (force_to_mode, case PLUS): Sign extend masks that are - negative in OP_MODE. - (simplify_and_const_int): Sign-extend constants when they have the - most significant bit set for the target. - (merge_outer_ops): Likewise. - (simplify_shift_const): Likewise. - -Mon Apr 3 18:23:48 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * toplev.c (lang_options): Add -f{no-,}repo. - -Mon Apr 3 18:13:15 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (nonzero_bits, case REG): Check POINTERS_EXTEND_UNSIGNED. - (num_sign_bit_copies, case REG): Likewise. - * explow.c (convert_memory_address): New function. - (memory_address): Call if it needed. - (promote_mode, case POINTER_TYPE): Use Pmode and pointer extension. - (allocate_dynamic_stack_space): Convert size from ptr_mode. - * expr.c (clear_storage, expand_assignment, store_{expr,constructor}): - Use ptr_mode instead of Pmode in some places. - (expand_expr, expand_builtin): Likewise. - (push_block, store_expr): Convert size to Pmode. - (expand_expr, case ADDR_EXPR): Convert from Pmode to ptr_mode. - -Mon Apr 3 18:00:52 1995 Jim Wilson <wilson@cygnus.com> - - * explow.c (allocate_dynamic_stack_space): Correct typo in last - change. - - * sh.c (gen_shifty_op, case ASHIFTRT): Return 0 if shift count is not - a constant. - -Mon Apr 3 12:17:10 1995 Michael Meissner (meissner@cygnus.com) - - * expmed.c (extract_bit_field): When converting a SUBREG into a - REG, if the system is big endian, adjust the bit offset - appropriately. - -Mon Apr 3 00:08:45 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * config/i386/linux.h: Include "config/linux.h" instead of - "linux.h", to avoid recursion. - -Sun Apr 2 23:50:27 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * config/i386/gnuelf.h: Include i386/linux.h instead of - i386/linuxelf.h. - -Sun Apr 2 17:35:10 1995 Jim Wilson <wilson@cygnus.com> - - * cse.c (simplify_relational_operation): Don't simplify A-B for - compare of A and B when the compare is unsigned. - -Sun Apr 2 08:23:38 1995 Paul Eggert <eggert@twinsun.com> - - * fixincludes (stdio.h): BSDI 2.0 changed the spelling of _VA_LIST_ - to _BSD_VA_LIST_. - -Sun Apr 2 07:57:28 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * i386/xm-bsd386.h: New file. - * configure (i[345]86-*-bsd*): Add xm_file. - - * gcc.c (default_compilers): Pass -W and -w to gnat1. - - * winnt/winnt.h (STDC_VALUE): Add #undef. - * i386/winnt.h (LIB_SPEC): Likewise. - -Sun Apr 2 07:55:25 1995 Douglas Rupp (drupp@cs.washington.edu) - - * i386/winnt.h (RETURN_POPS_ARGS, ENCODE_SECTION_INFO): Call - chain_member_purpose, not chain_member_value. - (ASM_FILE_START, LIB_SPEC): Move to here. - * winnt/winnt.h (ASM_FILE_START, LIB_SPEC): Delete from here. - * tree.c (chain_member_purpose): New function. - -Sat Apr 1 12:19:14 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * c-typeck.c (build_binary_op): New variable build_type controls - type given to expression when created. Set to integer_type_node for - comparison ops instead of result_type so result_type still holds type - in which comparison is done. When checking for comparison between - signed and unsigned, use result_type rather than (possibly shortened) - type of op0. Don't warn about equality comparison of signed operand - to unsigned constant that fits in signed type. - -Sat Apr 1 09:47:02 1995 Douglas Rupp (drupp@cs.washington.edu) - - * i386/winnt.h (CPP_PREDEFINES): Add definitions for __stdcall - and __cdecl. - * winnt/winnt.h (LIB_SPEC): Add OLDNAMES.LIB. - * winnt/xm-winnt.h: Remove unneeded #define's for non-ANSI functions. - * fixinc.winnt: Remove unneeded fixes relating to __stdcall. - - * objc/Makefile (SHELL): New definition. - -Sat Apr 1 08:25:26 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * cse.c (cse_insn): When emitting a BARRIER, don't put it after - a deleted insn. - - * reload.c (push_reload): Initialize secondary_{in,out}_icode. - - * gcc.c (print_multilib_info): Don't use LAST_PATH if not set. - -Sat Apr 1 08:15:59 1995 Pat Rankin (rankin@eql.caltech.edu) - - * vax.md (extv, extzv): Don't use immediate value for operand 1. - -Sat Apr 1 07:48:29 1995 Yury Shevchuk (sizif@botik.yaroslavl.su) - - * stmt.c (expand_asm_operands): Properly ignore invalid reg in clobber. - -Sat Apr 1 07:02:24 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c: General code cleanup. - Add prototypes for static functions. - Remove unnecessary casts to (char *); add casts to (U_CHAR *). - Add parentheses suggested by `gcc -Wparentheses'. - Rename local variables as suggested by `gcc -Wshadow'. - <fcntl.h>, <stdlib.h>, <string.h>, <unistd.h>: New includes. - <sys/time.h>, <sys/resource.h>: Include only if defined(RLIMIT_STACK). - <time.h>: Include, unless <sys/time.h> already does. - (HAVE_FCNTL_H, HAVE_STDLIB_H, HAVE_SYS_TIME_H): New symbols. - (HAVE_UNISTD_H, STDC_HEADERS, TIME_WITH_SYS_TIME): Likewise. - (__attribute__, PROTO, VA_START, PRINTF_ALIST, PRINTF_DCL): New macros. - (PRINTF_PROTO{,_1,_2,_3}, DO_PROTO): Likewise. - (bcopy, bzero, bcmp): If #defined by configuration file, use that. - If STDC_HEADERS is defined, use standard C functions. - If BSTRING is defined, or USG and VMS are not defined, use - the C library. Otherwise, use my_bcopy, my_bzero, my_bcmp. - (localtime): Remove no-longer-necessary explicit declaration. - (getenv, index, rindex): Don't declare explicitly if the - appropriate system header should declare it. - (fdopen): Remove no-longer-used declaration. - (vprintf): Define a subsitute macro if !defined(HAVE_VPRINTF). - (main): Replace `fdopen (dup (fileno (stdout)), "w"))' - with `stdout'. - (get_lintcmd, rescan, create_definition): Use bcmp instead of strncmp - when both operands are known to be free of null bytes. - (check_macro_name, compare_defs, collect_expansion): Likewise. - (do_assert, compare_token_lists, assertion_lookup, do_line): Likewise. - (skip_if_group, lookup): Likewise. - (rescan): Remove unused label `startagain'. - Abort instead of printing nonsense if the stack is corrupted - when there was an unterminated successful conditional. - (pcfinclude): Include explicit double-cast through GENERICPTR - to identify particularly egregious type puns. - (create_definition, do_define, check_macro_name): Use %.*s - printf format to avoid painful copying-and-casting. - (do_once): Return void, not (unused) int. - (do_ident, do_pragma, do_sccs): Accept extra arguments so that - all directive-handler's types match. - (do_sccs): Define only if SCCS_DIRECTIVE is defined. - (skip_if_group, dump_single_macro): Add `default: break;' to - keep -Wswitch happy. - (error, warning, error_with_line, vwarning_with_line, pedwarn): Use - stdarg/vararg/vfprintf instead of passing bogus char * args around. - (pedwarn_with_line, pedwarn_with_file_and_line, fatal): Likewise. - (verror, vwarning, verror_with_line, vwarning_with_line): New fcns. - (dump_single_macro): Abort if ap points to garbage. - (make_definition, make_undef, make_assertion): Parameter now char *. - (xmalloc, xrealloc, xcalloc, savestring, index0): Make sizes size_t - instead of unsigned; make pointer parameters GENERICPTR, not char *. - (xcalloc): Use bzero to clear memory instead of using own loop. - -Fri Mar 31 08:33:07 1995 Ken Raeburn (raeburn@wombat.gnu.ai.mit.edu) - - * longlong.h (umul_ppmm mc68000): Use %# instead of #. - -Fri Mar 31 06:37:54 1995 Michael Meissner (meissner@cygnus.com) - - * stor-layout.c (layout_decl): Implment -fpack-struct. - (layout_record): Ditto. - - * flags.h (flag_pack_struct): New flag variable. - - * toplev.c (flag_pack_struct): New flag variable. - (f_options): Add -fpack-struct support. - - * Makefile.in (stor-layout.o): Add flags.h dependency. - -Fri Mar 31 08:40:16 1995 Douglas Rupp (drupp@cs.washington.edu) - - * configure (i[345]86-*-winnt3*): Add tmake_file. - * i386/x-winnt (winnt.o): Deleted. - * i386/t-winnt: New file. - -Fri Mar 31 07:26:37 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * m68k/netbsd.h, m68k/hp3bsd44.h: Remove #include of machine/ansi.h. - - * configure (a29k-*-bsd): Set tmake_file to t-libc-ok. - - * stmt.c (expand_asm_operands): Properly handle output that can't - be directly written into. - - * c-parse.in (structsp): Correct error in last change. - * c-common.c (init_attributes): A_FORMAT is only for decls. - -Thu Mar 30 18:27:34 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * libgcc2.c: Remove explicit 0-initializations of static variables. - -Thu Mar 30 18:22:39 1995 Fergus Henderson <fjh@cs.mu.oz.au> - - * c-typeck.c (internal_build_compound_expr): Warn if LHS of comma - expression has no side effects, or computes value which is not used. - * stmt.c (make warn_if_unused_value): No longer static. - * tree.h (warn_if_unused_value): Add declaration. - -Thu Mar 30 18:15:11 1995 Jim Wilson <wilson@cygnus.com> - - * combine.c (get_last_value): Revert back to use prev_nonnote_insn - instead of prev_real_insn. Modify test that ignores USE insns. - - * rs6000.h (SELECT_SECTION): Apply constant DECL_INITIAL test - only to DECLs. - - * explow.c (allocate_dynamic_stack_space): Test STACK_BOUNDARY against - BIGGEST_ALIGNMENT at run time instead of at compile time. - Give MUST_ALIGN macro a value, and test this value in if statements. - -Thu Mar 30 08:59:56 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-parse.in: Now have 27 shift/reduce conflicts. - (attribute_list): Just make chain of all attributes. - (attrib): Consistently put name as PURPOSE, args, if any, as VALUE. - (structsp): Allow attributes on any struct or union. - * c-common.c (enum attrs): New enum class. - (attrtab, attrtab_idx): New variables. - (add_attribute, init_attributes): New functions. - (decl_attributes): Major rewrite. - * tree.c (valid_machine_attribute): Now receive name and args. - -Thu Mar 30 07:20:14 1995 Paul Eggert <eggert@twinsun.com> - - * protoize.c: Use the phrase `preprocessing directive' consistently. - * cccp.c (handle_directive, do_line, skip_if_group): Likewise. - (output_line_directive): Renamed from output_line_command. - (no_line_directives): Renamed from no_line_commands. - - * cccp.c (rescan): Don't recognize preprocessing directives - within macro args. Warn if one is found. - -Thu Mar 30 06:20:36 1995 H.J. Lu (hjl@nynexst.com) - - * configure (i[345]86-*-linux*): Set xmake_file=x-linux, - tm_file=i386/linux.h, and don't set extra_parts. - (i[345]86-*-linux*aout*): New configuration. - (i[345]86-*-linuxelf): Deleted. - * config/linux{,-aout}.h, config/x-linux, config/xm-linux.h: New files. - * config/i386/linux-aout.h: New file. - * config/i386/linux.h: Extensive modifications to use ELF format - as default. - (LIB_SPEC): Don't use libc_p.a for -p. don't use libg.a - unless for -ggdb. - (LINUX_DEFAULT_ELF): Defined. - * config/i386/linuxelf.h,config/i386/x-linux: Files deleted. - * config/i386/xm-linux.h: Just include xm-i386.h and xm-linux.h. - -Wed Mar 29 19:09:36 1995 Mike Stump <mrs@cygnus.com> - - * libgcc2.c (__throw_type_match): Update to use new calling convention. - -Wed Mar 29 14:53:23 1995 Jim Wilson <wilson@cygnus.com> - - * gcc.c (process_command): Delete code modifying gcc_exec_prefix. - (main): Put it here after last use of gcc_exec_prefix. For cross - compiler, set startfile_prefixes if gcc_exec_prefix is set and - standard_startfile_prefix is a relative path. - - * combine.c (make_compound_operation, AND case): Undo July 7, 1994 - change. - - * mips/mips.md (call_internal1, call_value_internal1): Move %* from - start of assembler output to immediately before the jal. - - * mips/mips.c (function_prologue): Put SDB_DEBUGGING_INFO ifdef around - code for SDB_DEBUG support. - (mips_select_rtx_section, mips_select_section): Change rdata_section - to READONLY_DATA_SECTION and sdata_section to SMALL_DATA_SECTION. - * mips/mips.h (SMALL_DATA_SECTION): Define. - - * reorg.c (mark_referenced_resources): Make setjmp use all registers. - - * flow.c (mark_used_regs, case SUBREG): Only fall through to REG case - if operand is a REG. - - * i960/i960.h (TARGET_SWITCHES): Make -mold-align set - TARGET_FLAG_STRICT_ALIGN. - (STRICT_ALIGNMENT): Test TARGET_STRICT_ALIGN. - - * sh/sh.c (andcosts): Modify costs to match the hardware, and add - explanatory comments. - - * sparc/sol2.h (CPP_PREDEFINES): Add -D__SVR4. - -Wed Mar 29 14:30:30 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/rs6000.md (movsf): When moving to/from integer registers, - don't move floating point to memory if it is being simulated with - -msoft-float. - -Wed Mar 29 06:47:36 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-parse.in (initdcl): Only call decl_attributes once. - * c-common.c (decl_attributes): Clean up test for __mode__. - -Tue Mar 28 08:34:37 1995 John Hassey (hassey@dg-rtp.dg.com) - - * i386.md (adddi3): Don't treat two non-equal MEMs as non-aliasing. - -Tue Mar 28 08:20:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * a29k.h (CONSTANT_ADDRESS_P): Provide consistent definition. - -Tue Mar 28 07:26:41 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (do_xifdef, do_endif): Remove unnecessary pointer comparisons. - -Mon Mar 27 20:45:15 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * calls.c (expand_call, store_one_arg): Don't set KEEP in calls - to assign_stack_temp. - * function.c (preserve_temp_slots): Clear ADDR_TAKEN on item - that we are preserving. - -Mon Mar 27 14:39:35 1995 Ian Lance Taylor <ian@cygnus.com> - - * mips/mips.h (FIRST_PSEUDO_REGISTER): Increment. - (FIXED_REGISTERS, CALL_USED_REGISTERS): Add new register. - (MD_REG_LAST): Increment. - (ST_REG_FIRST, ST_REG_LAST): Increment. - (HILO_REGNUM): Define. - (enum reg_class): Add HILO_REG. - (REG_CLASS_NAMES): Add "HILO_REG". - (REG_CLASS_CONTENTS): Add HILO_REG initializer, and adjust ST_REGS - and ALL_REGS initializers. - (SECONDARY_RELOAD_CLASS): Remove. - (SECONDARY_INPUT_RELOAD_CLASS): Define. - (SECONDARY_OUTPUT_RELOAD_CLASS): Define. - (REGISTER_MOVE_COST): Treat HILO_REG as MD_REGS. - (REGISTER_NAMES): Add initialization line. - (DEBUG_REGISTER_NAMES): Add "accum". - * mips/mips.md: For each instruction which sets HI or LO, clobber - HILO_REGNUM with (clobber (match_scratch:MODE N "=a")). Change - each explicit reference to register 66 to register 67. - (mulsidi3): Change to define_expand. - (mulsidi3_internal): New name of old mulsidi3. - (mulsidi3_64bit): New insn. - (umulsidi3): Change to define_expand. - (umulsidi3_internal): New name of old umulsidi3. - (umulsidi3_64bit): New insn. - (madddi_64bit, umaddi_64bit): New insns. - (movdi_internal2): Add case for setting HILO_REG to zero. - (reload_indi, reload_outdi): New define_expands. - (movsi_internal1, movsi_internal2): Add cases for setting MD_REGS - to zero, and for setting a general reg to HILO_REG. - (reload_outsi): New define_expand. - * mips/mips.c (mips_reg_names): Add "accum". - (mips_sw_reg_names): Likewise. - (mips_regno_to_class): Map HILO_REGNUM to HILO_REG. - (mips_move_1word): Handle moving HILO_REGNUM to a general - register. Make sure that the normal MD_REG cases aren't used for - HILO_REGNUM. Handle moving zero to a MD_REG. - (mips_move_2words): Make sure that the normal MD_REG cases aren't - used for HILO_REGNUM. Handle moving zero to a MD_REG. - (override_options): Set mips_char_to_class for 'a' and 'b'. - (mips_secondary_reload_class): Add in_p argument. Handle - HILO_REGNUM. - -Mon Mar 27 07:16:05 1995 Warner Losh <imp@village.org> - - * gcc.c: Removed __NetBSD__ from conditional. - Declare strerror if HAVE_STRERROR is defined; otherwise - declare sys_errlist and sys_nerr. - (my_strerror): New function. - -Fri Mar 24 18:08:14 1995 Jason Merrill <jason@python.cygnus.com> - - * i386/linux.h (LIB_SPEC): Don't try to link with libraries we - know only exist in archive form unless -static. - -Fri Mar 24 16:12:16 1995 Doug Evans <dje@cygnus.com> - - * Makefile.in (multilib.h): Depend on Makefile, not config.status. - -Fri Mar 24 15:01:17 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/rs6000.h (TARGET_MULTIPLE_SET): New target_flags bit that - indicates -mmultiple or -mno-multiple was explicitly passed by the - user, and not set as part of the cpu defaults. - (TARGET_SWITCHES): Set TARGET_MULTIPLE_SET bit for both -mmultiple - and -mno-multiple. - - * rs6000/rs6000.c (rs6000_override_options): If -mmultiple or - -mno-multiple was explicitly used, don't override the setting with - the processor default. - -Wed Mar 22 21:42:13 1995 Doug Evans <dje@cygnus.com> - - * i960/i960.c (i960_function_arg_advance): Ensure all regs marked - as used if stack is also used (for va_start). - (i960_setup_incoming_varargs): Rewrite to be similar to Intel's - version, but don't allocate reg block unless necessary. - * ginclude/va-i960.h (varargs va_start): Save g14 explicitly. - Account for arguments preceding va_alist. - -Wed Mar 22 13:24:55 1995 Torbjorn Granlund <tege@adder.cygnus.com> - - * pa.c (singlemove_string): Handle SFmode constants again. Simplify. - (zdepi_cint_p): Make some variables HOST_WIDE_INT. - (lhs_lshift_cint_operand): Likewise. - (output_and): Likewise. - (output_ior): Likewise. - -Wed Mar 22 12:40:09 1995 Jim Wilson <wilson@chestnut.cygnus.com> - - * sh.md (udivsi3): Don't clobber register 6. - (udivsi3, divsi3, mulsi3_call): Use a pseudo-reg with regclass 'z' - for output rather than hard register 0. - (block_move_real): Don't clobber registers 4 and 5. - - * mips.c (mips_select_section): Apply constant DEC_INITIAL tests - only to VAR_DECLs. - -Wed Mar 22 03:53:17 1995 Richard Stallman <rms@mole.gnu.ai.mit.edu> - - * config.sub (rm400, rm600): New machine names. - (sinix5.*, sinix): New os aliases. - (mips-siemens): Default os to sysv4. - -Mon Mar 20 21:56:47 1995 Per Bothner <bothner@kalessin.cygnus.com> - - Merged Paul Eggert's patch to cccp.c of Wed Mar 8 18:21:51 1995: - * cpplib.c (do_include): Fix type typo: pcfbuflimit is char *, not int. - - Merged Doug Evans' patch to cccp.c of Mon Feb 27 17:06:47 1995: - * cpplib.c (do_include): Check for redundant file before opening in - relative path case. Don't call fstat unnecessarily. - - Merged J.T. Conklin's patch to cccp.c of Wed Feb 22 20:29:31 1995: - * cpperror.c: Removed __NetBSD__ from conditional. - - Merged Kenner's patch to cccp.c & cexp.y of Tue Sep 20 17:49:47 1994: - * cppexp.c (struct operation): Make value by HOST_WIDE_INT. - (cpp_parse_expr): Change return type to HOST_WIDE_INT. - * cpplib (eval_if_expr): Likewise. - (do_if, do_elif): Update appropriately. - * cpplib.h (cpp_parse_expr): Removed, to avoid defining HOST_WIDE_INT. - - Merged Paul Eggert's patch to cccp.c of Mon Aug 8 19:42:09 1994: - * cpplib.c (create_definition): Warn about `#define a@', since a - diagnostic is now required (see ISO TC1's addition to subclause 6.8). - Also warn about `#define is-empty(x) (!x)'. - -Tue Mar 21 00:10:50 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu> - - * x-pa (CC): Add "-Dbsd4_4". - -Mon Mar 20 18:40:31 1995 Per Bothner <bothner@kalessin.cygnus.com> - - * toplev.c (print_error_function): New function hook. - (default_print_error_function): New function. Default value - of print_error_function. Code moved here from report_error_function. - (report_error_function): Use print_error_function hook. - -Mon Mar 20 20:27:43 1995 Doug Evans <dje@cygnus.com> - - * cccp.c (do_xifdef): Handle c++ comments. - (do_endif): Likewise. - -Mon Mar 20 15:31:45 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * configure (i386 configurations): Prepend i386/ to t-crt*. - -Mon Mar 20 07:58:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * stmt.c (fixup_gotos): Add missing call from last change. - - * objc/misc.c: Put Alpha-specific decls before #include of runtime.h. - - * alpha.h (EXTRA_SECTIONS): Write zeros first time in .rdata. - -Sat Mar 18 16:37:24 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * flow.c (mark_used_regs, case SUBREG): Set reg_changes_size even - for integer modes. - (mark_used_regs): Set reg_changes_size for RHS, if necessary. - * combine.c (gen_lowpart_for_combine): Set reg_changes_size, if needed. - * reload.c (push_reload): Reload a SUBREG if paradoxical and - class is CLASS_CANNOT_CHANGE_SIZE. - * reload1.c (gen_reload): Handle paradoxical SUBREGs. - * alpha.h (SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS): Need GENERAL_REGS - for paradoxical SUBREG and FLOAT_REGS. - (SECONDARY_NEEDED_MODE): Use actual mode for 4 bytes or wider. - * alpha.md (movsi): Allow FP regs and add case for store of FP reg. - Remove cvtlq from MEM to FP reg case. - - * rtl.h (emit_insns_after): Add declaration. - * stmt.c (fixup_gotos): Do a cleanup for a block when it is exited - even if label if not defined yet. - - * function.c (pop_function_context): Fix error in last change; - reference old value of current_function_decl before we modify it. - -Fri Mar 17 21:57:44 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * toplev.c (rest_of_compilation): Handle -Wreturn-type properly - for inlines we aren't compiling yet. - -Fri Mar 17 21:26:48 1995 Mike Stump <mrs@cygnus.com> - - * libgcc2.c (__register_exceptions): Handle empty tables. - -Fri Mar 17 11:48:31 1995 Douglas Rupp (drupp@cs.washington.edu) - - * i386/winnt.c (winnt_function_prologue): Deleted. - (gen_stdcall_suffix): New function. - -Thu Mar 16 17:36:52 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * svr4.h (LINK_SPEC): If the user did not specify -h name, use the - output file name, if any. - * sparc/sol2.h (LINK_SPEC): Ditto. Also, if the user did not - specify -R path, add an -R for each -L. - - Move SunOS 4-specific assembler switches into the appropriate place. - * m68k/sun[23].h (ASM_SPEC): Add %{R} %{j} %{J} %{h} %{d2} - %{keep-local-as-symbols:-L}. - * i386/sun.h (ASM_SPEC): Add %{R} %{keep-local-as-symbols:-L}. - * sparc/sparc.h (ASM_SPEC): Ditto. - * gcc.c (default_compilers): Remove %{R} %{j} %{J} %{h} %{d2} - %{keep-local-as-symbols:-L} from assembler rules. - -Thu Mar 16 16:58:09 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/eabi-ctors.c: New file, handle C++ static constructors - and destructors without requiring anything else from a libc. - - * rs6000/t-eabi (LIB2FUNCS_EXTRA): Build eabi-ctors.c. - - * rs6000/eabi.asm: Do not load up register 2 if there is no .got - section. Jump to the __do_global_ctors function at the end of - processing to call C++ static constructors, and it will return to - __eabi's caller. Use normal volatile registers, instead of saving - and restoring registers 30 and 31. - - * rs6000/eabi.h (STARTFILE_SPEC): Define as null. - (LIB_SPEC): Ditto. - (ENDFILE_SPEC): Ditto. - (LIBGCC_SPEC): Always look for libgcc.a. - -Thu Mar 16 17:05:14 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * stmt.c (warn_if_unused_value, case SAVE_EXPR): New case. - (warn_if_unused_value, case NOP_EXPR): OK if CALL_EXPR inside. - - * c-common.c (decl_attributes): Allow alignment for TYPE_DECLs. - - * Makefile.in (xsys-protos.h): Fix typo in -U operand. - -Thu Mar 16 13:49:10 1995 Per Bothner <bothner@rtl.cygnus.com> - - * cpplib.c, cpplib.h: New files - a C PreProcessor library. - * cpphash.c, cpphash.h, cppalloc.c, cpperror.c, cppexp.c: - New files - utility features used by cpplib. - * cppmain.c: New file - cpp replacement main program for cpplib. - * Makefile.in: New rules to build cppmain. - -Thu Mar 16 16:11:05 1995 Douglas Rupp (drupp@cs.washington.edu) - - * i386/winnt.h (FUNCTION_PROLOGUE, HAVE_probe, gen_probe): Deleted. - (ENCODE_SECTION_INFO, VALID_MACHINE_DECL_ATTRIBUTE): New macro. - -Thu Mar 16 15:58:24 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * combine.c (apply_distributive_law, case SUBREG): Fix typo when - checking for paradoxical SUBREG. - -Wed Mar 15 18:45:08 1995 Doug Evans <dje@cygnus.com> - - * libgcc1-test.c: Renamed from cross-test.c. - * Makefile.in (LIBGCC1_TEST): Renamed from CROSS_TEST. - (all.cross): Delete $(ENQUIRE) dependency. - (libgcc1-test): Renamed from cross-test. - Delete unnecessary gcc-cross and $(LIBGCC) dependencies. - Link with -nostartfiles -nostdlib - `$(GCC_FOR_TARGET) --print-libgcc-file-name`. - (libgcc1-test.o): Renamed from cross-test.o. - Change gcc-cross dependency to xgcc since the latter is used. - -Wed Mar 15 13:49:21 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * tree.c (save_tree_status): Now takes a tree 'context' instead of - a boolean 'toplevel' as an argument. If 'context' is not - current_function_decl, create a new obstack for the new function. - Also save inline_obstacks. - (restore_tree_status): No longer takes a second argument. Also - restore inline_obstacks. - (temporary_allocation): Clear inline_obstacks. - (permanent_allocation): Free up the obstacks in inline_obstacks. - - * function.h (struct function): New fields contains_functions and - inline_obstacks. - - * function.c (push_function_context_to): Now takes a tree - 'context' instead of a boolean 'toplevel' as an argument. - Also save current_function_contains_functions. - (push_function_context): Pass current_function_decl to it. - (pop_function_context_from): Takes 'context' instead of 'toplevel'. - Set current_function_contains_functions properly. - (pop_function_context): Pass current_function_decl to it. - -Wed Mar 15 14:53:09 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/rs6000.md (abssi2): Turn into a define_expand. If - TARGET_POWER, do old code that uses the abs instruction. If not, - do abs in three instructions, using a temporary register, which - enables generating more reasonable code for sne. Add a recognizer - for negative of the absolute value. Add define_splits for the - PowerPC. - (sne insn): Add a recognizer for sne on the PowerPc to use two - instructions, compared to the four generated using the absolute - value insn. - -Tue Mar 14 18:38:40 1995 J.T. Conklin <jtc@cygnus.com> - - * m68k.md ({add,sub,mul,div}[sdx]f3): Add new patterns for recognizing - SImode, HImode, and QImode operands. - -Mon Mar 13 18:59:36 EST 1995 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (CPP_SPEC): Add PPC403. - (processor_type): Add PPC403. - (RTX_COSTS): Add PPC403. - * powerpc.h (CPP_SPEC): Add PPC403. - * sysv4.h (CPP_SPEC): Add PPC403. - * rs6000.c (processor_target_table): Add PPC403. - * rs6000.md (define_attr cpu and function units): Add PPC403. - -Mon Mar 13 14:40:23 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/rs6000.md (call, call_value insns): Do not put a nop - after a bl instruction on System V.4 and eABI. - - * rs6000/sysv.4 (SUBTARGET_SWITCHES): Add support for - -mno-traceback to suppress the V.4 traceback word. - (ASM_DECLARE_FUNCTION_NAME): Don't put out a traceback work if - -mno-traceback. - -Mon Mar 13 13:36:37 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * t-svr4, i386/t-{crtpic,sol2}, m88k/t-svr4, sparc/t-sol2: - Use -fPIC, rather than -fpic, for building crtstuff. - -Sat Mar 11 17:27:08 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * configure: Use aix3newas.h for AIX 3.2.4 and 5. - * rs6000/aix41.h: Undefine ASM_OUTPUT_EXTERNAL{,_LIBCALL}. - * rs6000/aix3newas.h: New file. Define ASM_SPEC to -u, and - undefine ASM_OUTPUT_EXTERNAL{,_LIBCALL}. - -Sat Mar 11 06:42:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * dbxout.c (dbxout_symbol): Properly handle decl whose DECL_NAME - points to a TYPE_DECL with a zero TYPE_NAME. - -Fri Mar 10 18:18:33 1995 Torbjorn Granlund <tege@cygnus.com> - - * pa.h (PROMOTE_MODE): Define. - -Fri Mar 10 14:37:58 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * sdbout.c (sdbout_record_type_name): If TYPE_NAME is - a TYPE_DECL, get name from DECL_NAME. - -Fri Mar 10 14:09:26 1995 Doug Evans <dje@cygnus.com> - - * arm/riscix.h (SUBTARGET_SWITCHES): Renamed from - ARM_EXTRA_TARGET_SWITCHES. - * arm/riscix1-1.h (SUBTARGET_SWITCHES): Likewise. - * arm.h (SUBTARGET_SWITCHES): Likewise. - (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define. - (TARGET_SWITCHES): Add -msoft-float, -mhard-float. - (BYTES_BIG_ENDIAN): Delete #ifndef/#endif. - (CONDITIONAL_REGISTER_USAGE): If -msoft-float, disable fp regs. - (FUNCTION_VALUE): R16 is return reg only if !-msoft-float. - (LIBCALL_VALUE): Likewise. - * arm.md (all fp patterns): Conditionalize on TARGET_HARD_FLOAT. - (*movsf_soft_insn, *movdf_soft_insn): New patterns. - -Fri Mar 10 13:53:46 1995 Jim Wilson <wilson@cygnus.com> - - * reorg.c (steal_delay_list_from_target): Exit at the top if the - branch in SEQ is not a single set. - - * sh.md (movdi define_split, movdf define_split): Correct indentation - and formatting. Make the condition fail if an operand is a MEM - with an auto-inc address. - - * varasm.c (copy_constant): Copy operand of ADDR_EXPR if it is a - constant. - - * mips/abi64.h (SETUP_INCOMING_VARARGS): Correct arguments to - move_block_from_reg call. - - * expr.c (expand_assignment): When offset is zero, make new MEM - before setting MEM_VOLATILE_P. - - * reload.c (find_reloads, case 'o'): Accept a fully reloaded - auto-increment address. - - * combine.c (max_uid_cuid): New static variable. - (INSN_CUID): Call abort if INSN is out of range. - (combine_instructions): Set max_uid_cuid. Set uid_cuid directly - instead of through INSN_CUID. - (get_last_value): Use prev_real_insn instead of prev_nonnote_insn. - Ignore USE insns generated by combine. - -Fri Mar 10 13:47:08 1995 Rod Barman <rodb@cs.ubc.ca> - - * m68k/fpgnulib.c (__fixdfsi): Catch values < 0.5 in magnitude. - -Fri Mar 10 12:02:33 1995 Ian Lance Taylor <ian@cygnus.com> - - * fixincludes: Fix `typedef struct term;' on hppa1.1-hp-hpux9. - -Fri Mar 10 05:50:11 1995 Oliver Kellogg (Oliver.Kellogg@RST13.DASA.DBMAIL.d400.de) - - * 1750a.c (sectname): Reverse Init and Normal. - (print_operand_address, case PLUS): Add case for LABEL_REF. - (print_operand_address, case LABEL_REF): Split fom SYMBOL_REF. - (print_operand_address, case CODE_LABEL): New case. - (ASM_FILE_END): Delete. - * 1750a.h (FUNCTION_EPILOGUE): Restore stack before freeing local vars. - (DEFAULT_SIGNED_CHAR): Now 1. - (DATA_SECTION_ASM_OP): Use pseudo-op for read-only data (later copied). - (JUMP_TABLES_IN_TEXT_SECTION): Define. - (ASM_OUTPUT_ASCII): Split into multiple lines if long. - (ASM_OUTPUT_{CHAR,SHORT,INT,LONG_INT}): Split up. - (ASM_OUTPUT_COMMON): Call check_section. - -Thu Mar 9 12:46:53 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000.md (movsf): Do not call truncdfsf2 for non PowerPC - when expanding a store to memory and -msoft-float was used. - -Thu Mar 9 08:51:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-decl.c (start_function): Handle new parameter ATTRIBUTES. - * c-tree.h (start_function): Add new parameter. - * c-lang.c (finish_file): Pass new parm to start_function. - * objc-act.c (build_module_descriptor, really_start_method): Likewise. - * c-parse.in (fndef, nested_function): Pass prefix_attributes - to start_function. - (setspecs): Save prefix_attributes in declspec_stack. - (decl rules): Restore prefix_attributes along with current_declspecs. - (setattrs): Concatenate prefix_attributes to previous value. - * c-common.c (decl_attributes): Handle prefix and suffix attributes - the same way. - - * print-tree.c (print_node): Fix typo in printing large INTEGER_CST. - - * varasm.c (assemble_variable): Consistently use DECL_SIZE for - everything. - - * c-typeck.c (convert_for_assignment): Fix typo in testing for - pointer to function type. - - * varasm.c (record_constant_1): Handle NON_LVALUE_EXPR. - Rewrite to use switch instead of if/then/elseif/else. - -Wed Mar 8 18:21:51 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (do_include): Fix type typo: pcfbuflimit is char *, not int. - -Wed Mar 8 17:30:29 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * fold-const.c (force_fit_type): Always propagate OVERFLOW. - - * rtl.def (INLINE_HEADER): Add new "e" field. - * rtl.h (FORCED_LABELS): New field; other fields adjusted. - (gen_inline_header_rtx): New parm FORCED_LABELS. - * emit-rtl.c (gen_inline_header): Add new parm FORCED_LABELS. - * integrate.c (initialize_for_inline, output_inline_function): - Handle FORCED_LABELS. - -Wed Mar 8 13:47:20 1995 Jason Merrill (jason@cygnus.com) - - * alpha.h (WORD_SWITCH_TAKES_ARG): Add -rpath. - (LINK_SPEC): Pass through -taso and -rpath. - * alpha/osf12.h (LINK_SPEC): Ditto. - -Wed Mar 8 09:59:56 1995 Michael Meissner <meissner@cygnus.com> - - * rs6000/eabi.asm: Rewrite so that the initialized pointers go - into the .got2 section, which allows eabi.asm to be assembled with - the -mrelocatable option. Move the data picked up from the bl - instruction to before the traceback tag. - - * rs6000/sysv4.h (CPP_SPEC): Define _RELOCATABLE if -mrelocatable - switch is used. - - * libgcc2.c (__new_handler): Don't initialize the pointer variable - with the address of __default_new_handler, which may not work in - some shared library mechanisms. - (__builtin_new): If __new_handler is NULL, call the function - __default_new_handler. - -Tue Mar 7 17:34:59 1995 Ian Lance Taylor <ian@cygnus.com> - - * i960.h (PROCESS_PRAGMA): Define. - (ROUND_TYPE_ALIGN): Pass maximum of COMPUTED and SPECIFIED to - i960_round_align. - (ROUND_TYPE_SIZE): Delete. - * i960.c (process_pragma): Uncomment, and rewrite for gcc 2. - (i960_round_size): Delete. - (i960_round_align): Don't adjust suggested alignment downward. - Restrict alignment to value set by #pragma align. - -Tue Mar 7 12:14:46 1995 Doug Evans <dje@cygnus.com> - - * configure (sparc64-*-elf): Add crtbegin.o, crtend.o to extra_parts. - * sparc/sp64-elf.h (TARGET_VERSION): Define. - (CPP_PREDEFINES): Delete sun, sparc, unix. Delete OS assertions. - (ASM_SPEC): Define. - (LINK_SPEC): Delete solaris stuff, this is an embedded target. - (STARTFILE_SPEC, ENDFILE_SPEC): Define. - -Mon Mar 6 17:54:01 1995 Doug Evans <dje@cygnus.com> - - * Makefile.in (install-common): Fix typo in installation of cpp. - Likewise with gcc-cross. - -Mon Mar 6 02:29:05 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu> - - * pa.md (movsicc): New expander. - -Fri Mar 3 13:34:20 1995 Michael Meissner (meissner@cygnus.com) - - * rs6000/sysv4.h (ASM_SPEC): If -mrelocatable was passed to - compiler, pass it on to the assembler. - -Fri Mar 3 12:11:28 1995 Ian Lance Taylor <ian@cygnus.com> - - * fixincludes: Add fixes for VxWorks header files. - * ginclude/stddef.h: If VxWorks typedef macros are defined, invoke - them as appropriate. - -Fri Mar 3 05:48:54 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (dump_single_macro): Fix typo: % wasn't properly - doubled in printf formats. - -Thu Mar 2 19:44:02 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * expr.c (expand_expr, CLEANUP_POINT_EXPR): Force the operand out - of memory before running cleanups. - -Thu Mar 2 19:15:24 1995 Paul Eggert <eggert@twinsun.com> - - * cccp.c (rescan): Prevent accidental token-pasting to - get !=, *=, /=, ==, or ^=. - -Thu Mar 2 15:37:13 1995 Jason Merrill <jason@phydeaux.cygnus.com> - - * c-typeck.c (build_binary_op): Avoid spurious warning - comparing enumerator to unsigned variable. - -Thu Mar 2 18:18:38 1995 J.T. Conklin <jtc@netbsd.org> - - * m68k.md (sqrtsf2,sqrtdf2): Use fp precision specifiers. - -Thu Mar 2 18:09:01 1995 Stephen L Moshier (moshier@world.std.com) - - * c-lex.c (yylex, case !NOT_FLOAT): Remove previous change. - -Thu Mar 2 15:26:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * Makefile.in (bootstrap*): Pass new STAGE_PREFIX to recursive makes. - -Wed Mar 1 14:52:16 1995 Ian Lance Taylor <ian@cygnus.com> - - * i960/i960-coff.h (ASM_FILE_START): Define. - (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define. - (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Define. - (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Define. - (INT_ASM_OP): Define. - (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define. - * i960/vx960-coff.h (CPP_PREDEFINES): Define. - (CPP_SPEC): Define. - (CC1_SPEC): Default to -mca. - -Wed Mar 1 11:10:54 1995 Michael Meissner (meissner@cygnus.com) - - * rs6000/rs6000.c (output_prologue): Do not emit the word that - gives the PC relative location to the local GOT table for the - -mrelocatable option here. - * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Emit it here. - - * t-eabi (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Build -msoft-float - and -mrelocatable versions of the library. - - * rs6000/powerpc.h (CPP_PREDEFINES): Define the cpu and machine as - powerpc, not rs6000. - - * libgcc2.c (_unwind_function): Clone for powerpc, using the - PowerPC mnemonics. - - * rs6000/rs6000.md (uminsi3, umaxsi3): Silence warnings that - -2147483648 is too large to fit in a signed integer on 32-bit - hosts. - -Wed Mar 1 06:48:31 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * fold-const.c (decode_field_reference): Don't check TREE_CODE - of EXP; let get_inner_reference decide if have reference. - Allow no bit reference if have AND_MASK. - (all_ones_mask_p): Use tree_int_cst_equal, not operand_equal_p. - (unextend): New function. - (fold_truthop): For constant cases, use new function, rework - conversion, and warn if comparison can never be true. - - * expr.c (store_expr): Do conversion in two steps for promoted lhs. - -See ChangeLog.9 for earlier changes. |