diff options
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/usr.bin/gcc/gcc/config.gcc | 4 | ||||
| -rw-r--r-- | gnu/usr.bin/gcc/gcc/config/pa/openbsd.h | 201 | ||||
| -rw-r--r-- | gnu/usr.bin/gcc/gcc/config/pa/t-openbsd | 17 |
3 files changed, 220 insertions, 2 deletions
diff --git a/gnu/usr.bin/gcc/gcc/config.gcc b/gnu/usr.bin/gcc/gcc/config.gcc index 2cebf4705f1..051f599b2de 100644 --- a/gnu/usr.bin/gcc/gcc/config.gcc +++ b/gnu/usr.bin/gcc/gcc/config.gcc @@ -821,8 +821,8 @@ hppa*-*-linux* | parisc*-*-linux*) tmake_file="t-slibgcc-elf-ver t-linux pa/t-linux" ;; hppa*-*-openbsd*) - target_cpu_default="MASK_PA_11" - tmake_file=pa/t-bsd + target_cpu_default="MASK_PA_11 | MASK_NO_SPACE_REGS" + tmake_file="t-libc-ok t-openbsd t-openbsd-thread pa/t-openbsd" ;; hppa1.1-*-pro*) target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)" diff --git a/gnu/usr.bin/gcc/gcc/config/pa/openbsd.h b/gnu/usr.bin/gcc/gcc/config/pa/openbsd.h new file mode 100644 index 00000000000..8d3ede55273 --- /dev/null +++ b/gnu/usr.bin/gcc/gcc/config/pa/openbsd.h @@ -0,0 +1,201 @@ +/* Configuration file for an hppa risc OpenBSD target. + Copyright (C) 1999 Free Software Foundation, Inc. + +This file is part of GNU CC. + +GNU CC is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU CC is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU CC; see the file COPYING. If not, write to +the Free Software Foundation, 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + + +#include <pa/pa.h> +#include <pa/pa32-regs.h> +#define OBSD_HAS_DECLARE_FUNCTION_NAME +#include <openbsd.h> + +/* Turn off various SOM crap we don't want. */ +#undef TARGET_ELF32 +#define TARGET_ELF32 1 + +#undef MAX_OFILE_ALIGNMENT +#define MAX_OFILE_ALIGNMENT 0x8000 + +/* Run-time target specifications. */ +#undef TARGET_OS_CPP_BUILTINS +#define TARGET_OS_CPP_BUILTINS() \ + do \ + { \ + builtin_define_std ("__ELF__"); \ + builtin_define_std ("__ANSI_COMPAT"); \ + builtin_define_std ("__unix__"); \ + builtin_define_std ("__OpenBSD__"); \ + builtin_assert ("system=OpenBSD"); \ + builtin_assert ("system=unix"); \ + } \ + while (0) + + +#undef OVERRIDE_OPTIONS +#define OVERRIDE_OPTIONS \ +{ \ + override_options (); \ + if (! flag_pic) \ + target_flags |= MASK_PORTABLE_RUNTIME | MASK_FAST_INDIRECT_CALLS;\ +} + +/* XXX Why doesn't PA support -R like everyone ??? */ +#undef LINK_SPEC +#define LINK_SPEC \ + "%{EB} %{EL} %{shared} %{non_shared} \ + %{call_shared} %{no_archive} %{exact_version} \ + %{!shared: %{!non_shared: %{!call_shared: -non_shared}}} \ + %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.so} \ + %{!nostdlib:%{!r*:%{!e*:-e __start}}} -dc -dp \ + %{static:-Bstatic} %{!static:-Bdynamic} %{assert*}" + +/* Layout of source language data types. */ + +/* This must agree with <machine/ansi.h> */ +#undef SIZE_TYPE +#define SIZE_TYPE "unsigned int" + +#undef PTRDIFF_TYPE +#define PTRDIFF_TYPE "int" + +#undef WCHAR_TYPE +#define WCHAR_TYPE "int" + +#undef WCHAR_TYPE_SIZE +#define WCHAR_TYPE_SIZE 32 + +/* Output at beginning of assembler file. */ +/* This is slightly changed from main pa.h to only output dyncall + when compiling PIC. */ +#undef ASM_FILE_START +#define ASM_FILE_START(FILE) \ +do { \ + if (write_symbols != NO_DEBUG) \ + output_file_directive ((FILE), main_input_filename); \ + if (TARGET_64BIT) \ + fputs("\t.LEVEL 2.0w\n", FILE); \ + else if (TARGET_PA_20) \ + fputs("\t.LEVEL 2.0\n", FILE); \ + else if (TARGET_PA_11) \ + fputs("\t.LEVEL 1.1\n", FILE); \ + else \ + fputs("\t.LEVEL 1.0\n", FILE); \ + if (flag_pic || !TARGET_FAST_INDIRECT_CALLS) \ + fputs ("\t.IMPORT $$dyncall, MILLICODE\n", FILE); \ + if (profile_flag) \ + fputs ("\t.IMPORT _mcount, CODE\n", FILE); \ + } while (0) + +#undef ASM_OUTPUT_FUNCTION_PREFIX + +/* We want local labels to start with period if made with asm_fprintf. */ +#undef LOCAL_LABEL_PREFIX +#define LOCAL_LABEL_PREFIX "." + +/* Use the default. */ +#undef ASM_OUTPUT_LABEL + +/* Define these to generate the Linux/ELF/SysV style of internal + labels all the time - i.e. to be compatible with + ASM_GENERATE_INTERNAL_LABEL in <elfos.h>. Compare these with the + ones in pa.h and note the lack of dollar signs in these. FIXME: + shouldn't we fix pa.h to use ASM_GENERATE_INTERNAL_LABEL instead? */ + +#undef ASM_OUTPUT_ADDR_VEC_ELT +#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \ + if (TARGET_BIG_SWITCH) \ + fprintf (FILE, "\tstw %%r1,-16(%%r30)\n\tldil LR'.L%d,%%r1\n\tbe RR'.L%d(%%sr4,%%r1)\n\tldw -16(%%r30),%%r1\n", VALUE, VALUE); \ + else \ + fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE) +#undef ASM_OUTPUT_ADDR_DIFF_ELT +#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \ + if (TARGET_BIG_SWITCH) \ + fprintf (FILE, "\tstw %%r1,-16(%%r30)\n\tldw T'.L%d(%%r19),%%r1\n\tbv %%r0(%%r1)\n\tldw -16(%%r30),%%r1\n", VALUE); \ + else \ + fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE) + +#undef STRING_ASM_OP +#define STRING_ASM_OP ".stringz" + +#undef DBX_OUTPUT_MAIN_SOURCE_FILE_END + +#undef ASM_OUTPUT_SECTION_NAME +/* Switch into a generic section. + This is currently only used to support section attributes. + + We make the section read-only and executable for a function decl, + read-only for a const data decl, and writable for a non-const data decl. */ +#define ASM_OUTPUT_SECTION_NAME(FILE, DECL, NAME, RELOC) \ + fprintf (FILE, "\t.section\t%s,\"%s\",@progbits\n", NAME, \ + (DECL) && TREE_CODE (DECL) == FUNCTION_DECL ? "ax" : \ + (DECL) && DECL_READONLY_SECTION (DECL, RELOC) ? "a" : "aw") + +/* FIXME: Hacked from the <elfos.h> one so that we avoid multiple + labels in a function declaration (since pa.c seems determined to do + it differently) */ + +#undef ASM_DECLARE_FUNCTION_NAME +#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ + do \ + { \ + if (TREE_PUBLIC (DECL)) \ + { \ + fputs ("\t.export ", FILE); \ + assemble_name (FILE, NAME); \ + fputs (", entry\n", FILE); \ + } \ + ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \ + ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \ + } \ + while (0) + +/* As well as globalizing the label, we need to encode the label + to ensure a plabel is generated in an indirect call. */ +#undef ASM_OUTPUT_EXTERNAL_LIBCALL +#define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \ + do \ + { \ + if (!FUNCTION_NAME_P (XSTR (FUN, 0))) \ + hppa_encode_label (FUN); \ + (*targetm.asm_out.globalize_label) (FILE, XSTR (FUN, 0)); \ + } \ + while (0) + +/* As an elf system, we need crtbegin/crtend stuff. */ +#undef STARTFILE_SPEC +#define STARTFILE_SPEC "%{!shared: %{pg:gcrt0%O%s} %{!pg:%{p:gcrt0%O%s} %{!p:crt0%O%s}} crtbegin%O%s} %{shared:crtbeginS%O%s}" +#undef ENDFILE_SPEC +#define ENDFILE_SPEC "%{!shared:crtend%O%s} %{shared:crtendS%O%s}" + +#undef TEXT_SECTION_ASM_OP +#define TEXT_SECTION_ASM_OP "\t.text" +#undef READONLY_DATA_SECTION_ASM_OP +#define READONLY_DATA_SECTION_ASM_OP "\t.section\t.rodata" +#undef DATA_SECTION_ASM_OP +#define DATA_SECTION_ASM_OP "\t.data" +#undef BSS_SECTION_ASM_OP +#define BSS_SECTION_ASM_OP "\t.section\t.bss" +#define CTORS_SECTION_ASM_OP "\t.section\t.ctors,\"aw\"" +#define DTORS_SECTION_ASM_OP "\t.section\t.dtors,\"aw\"" + +/* Remove hpux specific pa defines. */ +#undef LDD_SUFFIX +#undef PARSE_LDD_OUTPUT + +#undef DO_GLOBAL_DTORS_BODY +#define HAS_INIT_SECTION diff --git a/gnu/usr.bin/gcc/gcc/config/pa/t-openbsd b/gnu/usr.bin/gcc/gcc/config/pa/t-openbsd new file mode 100644 index 00000000000..16bd8bbad4e --- /dev/null +++ b/gnu/usr.bin/gcc/gcc/config/pa/t-openbsd @@ -0,0 +1,17 @@ +#Plug millicode routines into libgcc.a We want these on both native and +#cross compiles. We use the "64-bit" routines because the "32-bit" code +#is broken for certain corner cases. + +LIB1ASMFUNCS = _divI _divU _remI _remU _div_const _mulI _dyncall +LIB1ASMSRC = pa/milli64.S + +# Compile libgcc2.a as PIC. +TARGET_LIBGCC2_CFLAGS = -DELF=1 -DLINUX + +# Don't build a shared libgcc_s.so. Our libgcc contains millicode, and +# the ABI (linker and dynamic linker really) does not allow millicode +# to be exported from shared libraries. Consequently, to successfully +# link against libgcc_s.so it is necessary to link against _both_ +# libgcc_s.so and libgcc.a. This is a pain. It's easier just to disable +# the shared libgcc. +SHLIB_LINK = |