/* Interface definitions for Fortran symbol manager Copyright (C) 1995, 1996 Free Software Foundation, Inc. Contributed by James Craig Burley (burley@gnu.ai.mit.edu). This file is part of GNU Fortran. GNU Fortran 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 Fortran 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 Fortran; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef _H_f_symbol #define _H_f_symbol /* The main symbol type. */ typedef struct _ffesymbol_ *ffesymbol; /* State of understanding about what the symbol represents. */ enum _ffesymbol_state_ { /* See ffesymbol_state_is_exec() macro below when making changes. */ FFESYMBOL_stateNONE, /* Never before seen. */ FFESYMBOL_stateSEEN, /* Seen before exec transition and not yet understood (info not filled in, etc). */ FFESYMBOL_stateUNCERTAIN, /* Almost understood (info partly filled in). */ FFESYMBOL_stateUNDERSTOOD, /* Fully understood (info filled in). */ FFESYMBOL_state }; typedef enum _ffesymbol_state_ ffesymbolState; #define ffesymbolState_f "" /* Attributes. Symbols acquire attributes while their state is SEEN. These attributes are basically ignored once the symbol becomes UNDERSTOOD. */ typedef long int ffesymbolAttrs;/* Holds set of attributes. */ #define ffesymbolAttrs_f "l" enum _ffesymbol_attr_ { #define DEFATTR(ATTR,ATTRS,NAME) ATTR, #include "symbol.def" #undef DEFATTR FFESYMBOL_attr }; /* A given attribute. */ typedef enum _ffesymbol_attr_ ffesymbolAttr; #define ffesymbolAttr_f "" #define FFESYMBOL_attrsetNONE 0 #define FFESYMBOL_attrsetALL (((ffesymbolAttrs) 1 << FFESYMBOL_attr) - 1) /* This is just for avoiding complaining about, e.g., "I = IABS(3)", that IABS doesn't meet the requirements for a user-defined symbol name as a result of, say, --symbol-case-lower, if IABS turns out to indeed be a reference to the intrinsic IABS (in which case it's a Fortran keyword like CALL) and not a user-defined name. */ enum _ffesymbol_checkstate_ { FFESYMBOL_checkstateNONE_, /* Not checked/never necessary to check. */ FFESYMBOL_checkstateINHIBITED_, /* Bad name, but inhibited. */ FFESYMBOL_checkstatePENDING_, /* Bad name, might be intrinsic. */ FFESYMBOL_checkstateCHECKED_, /* Ok name, intrinsic, or bad name reported. */ FFESYMBOL_checkstate_ }; typedef enum _ffesymbol_checkstate_ ffesymbolCheckState_; #define ffesymbolCheckState_f_ "" #include "bld.h" #include "com.h" #include "equiv.h" #include "global.h" #include "info.h" #include "intrin.h" #include "lex.h" #include "malloc.h" #include "name.h" #include "storag.h" #include "target.h" #include "top.h" #include "where.h" struct _ffesymbol_ { ffename name; ffename other_space_name; /* For dual-space objects. */ ffeglobal global; /* In filewide name space. */ ffesymbolAttrs attrs; /* What kind of symbol am I? */ ffesymbolState state; /* What state am I in? */ ffeinfo info; /* Info filled in when _stateUNDERSTOOD. */ ffebld dims; /* Dimension list expression. */ ffebld extents; /* Extents list expression. */ ffebld dim_syms; /* List of SYMTERs of all symbols in dims. */ ffebld array_size; /* Size as an expression involving some of dims. */ ffebld init; /* Initialization expression or expr list or PARAMETER value. */ ffebld accretion; /* Initializations seen so far for array/substr. */ ffetargetOffset accretes; /* # inits needed to fill entire array. */ ffebld dummy_args; /* For functions, subroutines, and entry points. */ ffebld namelist; /* List of symbols in NML. */ ffebld common_list; /* List of entities in BCB/NCB. */ ffebld sfunc_expr; /* SFN's expression. */ ffebldListBottom list_bottom; /* For BCB, NCB, NML. */ ffesymbol common; /* Who is my containing COMMON area? */ ffeequiv equiv; /* Who have I been equivalenced with? */ ffestorag storage; /* Where am I in relation to my outside world? */ #ifdef FFECOM_symbolHOOK ffecomSymbol hook; /* Whatever the compiler/backend wants! */ #endif ffesymbol sfa_dummy_parent; /* "X" outside sfunc "CIRC(X) = 3.14 * X". */ ffesymbol func_result; /* FUN sym's corresponding RES sym, & vice versa. */ ffetargetIntegerDefault value; /* IMMEDIATE (DATA impdo) value. */ ffesymbolCheckState_ check_state; /* Valid name? */ ffelexToken check_token; /* checkstatePENDING_ only. */ int max_entry_num; /* For detecting dummy arg listed twice/IMPDO iterator nesting violation; also for id of sfunc dummy arg. */ int num_entries; /* Number of entry points in which this symbol appears as a dummy arg; helps determine whether arg might not be passed, for example. */ ffeintrinGen generic; /* Generic intrinsic id, if any. */ ffeintrinSpec specific; /* Specific intrinsic id, if any. */ ffeintrinImp implementation;/* Implementation id, if any. */ bool is_save; /* SAVE flag set for this symbol (see also ffe_is_saveall()). */ bool is_init; /* INIT flag set for this symbol. */ bool do_iter; /* Is currently a DO-loop iter (can't be changed in loop). */ bool reported; /* (Debug) TRUE if the latest version has been reported. */ bool have_old; /* TRUE if old copy of this symbol saved away. */ bool explicit_where; /* TRUE if INTRINSIC/EXTERNAL explicit. */ bool namelisted; /* TRUE if in NAMELIST (needs static alloc). */ }; #define ffesymbol_accretes(s) ((s)->accretes) #define ffesymbol_accretion(s) ((s)->accretion) #define ffesymbol_arraysize(s) ((s)->array_size) #define ffesymbol_attr(s,a) ((s)->attrs & ((ffesymbolAttrs) 1 << (a))) #define ffesymbol_attrs(s) ((s)->attrs) char *ffesymbol_attrs_string (ffesymbolAttrs attrs); #define ffesymbol_basictype(s) ffeinfo_basictype((s)->info) void ffesymbol_check (ffesymbol s, ffelexToken t, bool maybe_intrin); #define ffesymbol_common(s) ((s)->common) #define ffesymbol_commonlist(s) ((s)->common_list) ffesymbol ffesymbol_declare_blockdataunit (ffelexToken t, ffewhereLine wl, ffewhereColumn wc); ffesymbol ffesymbol_declare_cblock (ffelexToken t, ffewhereLine wl, ffewhereColumn wc); ffesymbol ffesymbol_declare_funcnotresunit (ffelexToken t); ffesymbol ffesymbol_declare_funcresult (ffelexToken t); ffesymbol ffesymbol_declare_funcunit (ffelexToken t); ffesymbol ffesymbol_declare_local (ffelexToken t, bool maybe_intrin); ffesymbol ffesymbol_declare_programunit (ffelexToken t, ffewhereLine wl, ffewhereColumn wc); ffesymbol ffesymbol_declare_sfdummy (ffelexToken t); ffesymbol ffesymbol_declare_subrunit (ffelexToken t); #define ffesymbol_dims(s) ((s)->dims) #define ffesymbol_dim_syms(s) ((s)->dim_syms) void ffesymbol_drive (ffesymbol (*fn) ()); void ffesymbol_drive_sfnames (ffesymbol (*fn) ()); #define ffesymbol_dummyargs(s) ((s)->dummy_args) void ffesymbol_dump (ffesymbol s); void ffesymbol_error (ffesymbol s, ffelexToken t); #define ffesymbol_equiv(s) ((s)->equiv) #define ffesymbol_explicitwhere(s) ((s)->explicit_where) #define ffesymbol_extents(s) ((s)->extents) #define ffesymbol_first_token(s) ((s)->name == NULL ? NULL \ : ffename_first_token((s)->name)) #define ffesymbol_funcresult(s) ((s)->func_result) #define ffesymbol_generic(s) ((s)->generic) #define ffesymbol_global(s) ((s)->global) void ffesymbol_globalize (ffesymbol s); #define ffesymbol_hook(s) ((s)->hook) #define ffesymbol_implementation(s) ((s)->implementation) #define ffesymbol_info(s) ((s)->info) #define ffesymbol_init(s) ((s)->init) void ffesymbol_init_0 (void); void ffesymbol_init_1 (void); void ffesymbol_init_2 (void); void ffesymbol_init_3 (void); void ffesymbol_init_4 (void); #define ffesymbol_is_doiter(s) ((s)->do_iter) #define ffesymbol_is_dualspace(s) ((s)->other_space_name != NULL) #define ffesymbol_is_f2c(s) (ffe_is_f2c()) #define ffesymbol_is_init(s) ((s)->is_init) #define ffesymbol_is_reported(s) ((s)->reported) #define ffesymbol_is_save(s) ((s)->is_save) #define ffesymbol_is_specable(s) ffesymbol_state_is_specable(s->state) #define ffesymbol_kindtype(s) ffeinfo_kindtype((s)->info) #define ffesymbol_kind(s) ffeinfo_kind((s)->info) ffesymbol ffesymbol_lookup_local (ffelexToken t); #define ffesymbol_maxentrynum(s) ((s)->max_entry_num) #define ffesymbol_name(s) ((s)->name) #define ffesymbol_namelist(s) ((s)->namelist) #define ffesymbol_namelisted(s) ((s)->namelisted) #define ffesymbol_numentries(s) ((s)->num_entries) #define ffesymbol_ptr_to_commonlist(s) (&(s)->common_list) #define ffesymbol_ptr_to_listbottom(s) (&(s)->list_bottom) #define ffesymbol_ptr_to_namelist(s) (&(s)->namelist) #define ffesymbol_rank(s) ffeinfo_rank((s)->info) ffesymbol ffesymbol_report (ffesymbol s); void ffesymbol_report_all (void); void ffesymbol_resolve_intrin (ffesymbol s); void ffesymbol_retract (bool retract); bool ffesymbol_retractable (void); #define ffesymbol_set_accretes(s,a) ((s)->accretes = (a)) #define ffesymbol_set_accretion(s,a) ((s)->accretion = (a)) #define ffesymbol_set_arraysize(s,a) ((s)->array_size = (a)) #define ffesymbol_set_attr(s,a) ((s)->attrs |= ((ffesymbolAttrs) 1 << (a))) #define ffesymbol_set_attrs(s,a) ((s)->attrs = (a)) #define ffesymbol_set_common(s,c) ((s)->common = (c)) #define ffesymbol_set_commonlist(s,c) ((s)->common_list = (c)) #define ffesymbol_set_dims(s,d) ((s)->dims = (d)) #define ffesymbol_set_dim_syms(s,d) ((s)->dim_syms = (d)) #define ffesymbol_set_dummyargs(s,d) ((s)->dummy_args = (d)) #define ffesymbol_set_equiv(s,e) ((s)->equiv = (e)) #define ffesymbol_set_explicitwhere(s,e) ((s)->explicit_where = (e)) #define ffesymbol_set_extents(s,e) ((s)->extents = (e)) #define ffesymbol_set_funcresult(s,f) ((s)->func_result = (f)) #define ffesymbol_set_generic(s,g) ((s)->generic = (g)) #define ffesymbol_set_global(s,g) ((s)->global = (g)) #define ffesymbol_set_hook(s,h) ((s)->hook = (h)) #define ffesymbol_set_implementation(s,im) ((s)->implementation = (im)) #define ffesymbol_set_init(s,i) ((s)->init = (i)) #define ffesymbol_set_info(s,i) ((s)->info = (i)) #define ffesymbol_set_is_doiter(s,f) ((s)->do_iter = (f)) #define ffesymbol_set_is_init(s,in) ((s)->is_init = (in)) #define ffesymbol_set_is_save(s,sa) ((s)->is_save = (sa)) #define ffesymbol_set_maxentrynum(s,m) ((s)->max_entry_num = (m)) #define ffesymbol_set_namelist(s,n) ((s)->namelist = (n)) #define ffesymbol_set_namelisted(s,n) ((s)->namelisted = (n)) #define ffesymbol_set_numentries(s,n) ((s)->num_entries = (n)) void ffesymbol_set_retractable (mallocPool pool); #define ffesymbol_set_sfexpr(s,e) ((s)->sfunc_expr = (e)) #define ffesymbol_set_specific(s,sp) ((s)->specific = (sp)) #define ffesymbol_set_state(s,st) ((s)->state = (st)) #define ffesymbol_set_storage(s,st) ((s)->storage = (st)) #define ffesymbol_set_value(s,v) ((s)->value = (v)) #define ffesymbol_sfdummyparent(s) ((s)->sfa_dummy_parent) #define ffesymbol_sfexpr(s) ((s)->sfunc_expr) void ffesymbol_signal_change (ffesymbol s); #define ffesymbol_signal_unreported(s) ((s)->reported = FALSE) #define ffesymbol_size(s) ffeinfo_size((s)->info) #define ffesymbol_specific(s) ((s)->specific) #define ffesymbol_state(s) ((s)->state) #define ffesymbol_state_is_specable(s) ((s) <= FFESYMBOL_stateSEEN) char *ffesymbol_state_string (ffesymbolState state); #define ffesymbol_storage(s) ((s)->storage) void ffesymbol_terminate_0 (void); void ffesymbol_terminate_1 (void); void ffesymbol_terminate_2 (void); void ffesymbol_terminate_3 (void); void ffesymbol_terminate_4 (void); #define ffesymbol_text(s) (((s)->name == NULL) ? "<->" : ffename_text((s)->name)) void ffesymbol_update_init (ffesymbol s); void ffesymbol_update_save (ffesymbol s); #define ffesymbol_value(s) ((s)->value) #define ffesymbol_where(s) ffeinfo_where((s)->info) #define ffesymbol_where_column(s) (((s)->name == NULL) \ ? ffewhere_column_unknown() : ffename_where_column((s)->name)) #define ffesymbol_where_filename(s) \ ffewhere_line_filename(ffesymbol_where_line(s)) #define ffesymbol_where_filelinenum(s) \ ffewhere_line_filelinenum(ffesymbol_where_line(s)) #define ffesymbol_where_line(s) (((s)->name == NULL) ? ffewhere_line_unknown() \ : ffename_where_line((s)->name)) #endif