196 lines
6.5 KiB
C
196 lines
6.5 KiB
C
/* global.h -- Public #include File (module.h template V1.0)
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Copyright (C) 1995, 1997 Free Software Foundation, Inc.
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Contributed by James Craig Burley.
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This file is part of GNU Fortran.
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GNU Fortran is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Fortran is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Fortran; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA.
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Owning Modules:
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global.c
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Modifications:
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*/
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/* Allow multiple inclusion to work. */
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#ifndef GCC_F_GLOBAL_H
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#define GCC_F_GLOBAL_H
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/* Simple definitions and enumerations. */
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typedef enum
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{
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FFEGLOBAL_typeNONE,
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FFEGLOBAL_typeMAIN,
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FFEGLOBAL_typeEXT, /* EXTERNAL is all we know. */
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FFEGLOBAL_typeSUBR,
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FFEGLOBAL_typeFUNC,
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FFEGLOBAL_typeBDATA,
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FFEGLOBAL_typeCOMMON,
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FFEGLOBAL_typeANY, /* Confusion reigns, so just ignore. */
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FFEGLOBAL_type
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} ffeglobalType;
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typedef enum
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{
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FFEGLOBAL_argsummaryNONE, /* No arg present. */
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FFEGLOBAL_argsummaryVAL, /* Pass-by-value. */
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FFEGLOBAL_argsummaryREF, /* Pass-by-reference. */
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FFEGLOBAL_argsummaryDESCR, /* Pass-by-descriptor. */
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FFEGLOBAL_argsummaryPROC, /* Procedure (intrinsic, external). */
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FFEGLOBAL_argsummarySUBR, /* Subroutine (intrinsic, external). */
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FFEGLOBAL_argsummaryFUNC, /* Function (intrinsic, external). */
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FFEGLOBAL_argsummaryALTRTN, /* Alternate-return (label). */
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FFEGLOBAL_argsummaryANY,
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FFEGLOBAL_argsummary
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} ffeglobalArgSummary;
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/* Typedefs. */
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typedef struct _ffeglobal_arginfo_ *ffeglobalArgInfo_;
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typedef struct _ffeglobal_ *ffeglobal;
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/* Include files needed by this one. */
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#include "info.h"
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#include "lex.h"
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#include "name.h"
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#include "symbol.h"
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#include "target.h"
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#include "top.h"
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/* Structure definitions. */
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struct _ffeglobal_arginfo_
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{
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ffelexToken t; /* Different from master token when difference is important. */
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char *name; /* Name of dummy arg, or NULL if not yet known. */
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ffeglobalArgSummary as;
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ffeinfoBasictype bt;
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ffeinfoKindtype kt;
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bool array;
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};
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struct _ffeglobal_
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{
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ffelexToken t;
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ffename n;
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#ifdef FFECOM_globalHOOK
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ffecomGlobal hook;
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#endif
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ffeCounter tick; /* Recent transition in this progunit. */
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ffeglobalType type;
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bool intrinsic; /* Known as intrinsic? */
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bool explicit_intrinsic; /* Explicit intrinsic? */
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union {
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struct {
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ffelexToken initt; /* First initial value. */
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bool have_pad; /* Padding info avail for COMMON? */
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ffetargetAlign pad; /* Initial padding for COMMON. */
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ffewhereLine pad_where_line;
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ffewhereColumn pad_where_col;
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bool have_save; /* Save info avail for COMMON? */
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bool save; /* Save info for COMMON. */
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ffewhereLine save_where_line;
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ffewhereColumn save_where_col;
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bool have_size; /* Size info avail for COMMON? */
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ffetargetOffset size; /* Size info for COMMON. */
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bool blank; /* TRUE if blank COMMON. */
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} common;
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struct {
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bool defined; /* Seen actual code yet? */
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ffeinfoBasictype bt; /* NONE for non-function. */
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ffeinfoKindtype kt; /* NONE for non-function. */
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ffetargetCharacterSize sz;
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int n_args; /* 0 for main/blockdata. */
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ffelexToken other_t; /* Location of reference. */
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ffeglobalArgInfo_ arg_info; /* Info on each argument. */
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} proc;
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} u;
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};
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/* Global objects accessed by users of this module. */
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/* Declare functions with prototypes. */
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void ffeglobal_drive (ffeglobal (*fn) (ffeglobal));
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void ffeglobal_init_1 (void);
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void ffeglobal_init_common (ffesymbol s, ffelexToken t);
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void ffeglobal_new_progunit_ (ffesymbol s, ffelexToken t, ffeglobalType type);
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void ffeglobal_new_common (ffesymbol s, ffelexToken t, bool blank);
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void ffeglobal_pad_common (ffesymbol s, ffetargetAlign pad, ffewhereLine wl,
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ffewhereColumn wc);
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void ffeglobal_proc_def_arg (ffesymbol s, int argno, const char *name, ffeglobalArgSummary as,
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ffeinfoBasictype bt, ffeinfoKindtype kt,
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bool array);
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void ffeglobal_proc_def_nargs (ffesymbol s, int n_args);
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bool ffeglobal_proc_ref_arg (ffesymbol s, int argno, ffeglobalArgSummary as,
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ffeinfoBasictype bt, ffeinfoKindtype kt,
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bool array, ffelexToken t);
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bool ffeglobal_proc_ref_nargs (ffesymbol s, int n_args, ffelexToken t);
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ffeglobal ffeglobal_promoted (ffesymbol s);
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void ffeglobal_ref_intrinsic (ffesymbol s, ffelexToken t, bool explicit);
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bool ffeglobal_ref_progunit_ (ffesymbol s, ffelexToken t, ffeglobalType type);
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void ffeglobal_save_common (ffesymbol s, bool save, ffewhereLine wl,
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ffewhereColumn wc);
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bool ffeglobal_size_common (ffesymbol s, ffetargetOffset size);
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void ffeglobal_terminate_1 (void);
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/* Define macros. */
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#define FFEGLOBAL_ENABLED 1
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#define ffeglobal_common_init(g) ((g)->tick != 0)
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#define ffeglobal_common_have_pad(g) ((g)->u.common.have_pad)
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#define ffeglobal_common_have_size(g) ((g)->u.common.have_size)
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#define ffeglobal_common_pad(g) ((g)->u.common.pad)
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#define ffeglobal_common_size(g) ((g)->u.common.size)
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#define ffeglobal_hook(g) ((g)->hook)
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#define ffeglobal_init_0()
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#define ffeglobal_init_2()
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#define ffeglobal_init_3()
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#define ffeglobal_init_4()
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#define ffeglobal_new_blockdata(s,t) \
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ffeglobal_new_progunit_(s,t,FFEGLOBAL_typeBDATA)
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#define ffeglobal_new_function(s,t) \
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ffeglobal_new_progunit_(s,t,FFEGLOBAL_typeFUNC)
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#define ffeglobal_new_program(s,t) \
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ffeglobal_new_progunit_(s,t,FFEGLOBAL_typeMAIN)
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#define ffeglobal_new_subroutine(s,t) \
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ffeglobal_new_progunit_(s,t,FFEGLOBAL_typeSUBR)
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#define ffeglobal_ref_blockdata(s,t) \
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ffeglobal_ref_progunit_(s,t,FFEGLOBAL_typeBDATA)
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#define ffeglobal_ref_external(s,t) \
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ffeglobal_ref_progunit_(s,t,FFEGLOBAL_typeEXT)
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#define ffeglobal_ref_function(s,t) \
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ffeglobal_ref_progunit_(s,t,FFEGLOBAL_typeFUNC)
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#define ffeglobal_ref_subroutine(s,t) \
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ffeglobal_ref_progunit_(s,t,FFEGLOBAL_typeSUBR)
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#define ffeglobal_set_hook(g,h) ((g)->hook = (h))
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#define ffeglobal_terminate_0()
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#define ffeglobal_terminate_2()
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#define ffeglobal_terminate_3()
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#define ffeglobal_terminate_4()
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#define ffeglobal_text(g) ffename_text((g)->n)
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#define ffeglobal_type(g) ((g)->type)
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/* End of #include file. */
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#endif /* ! GCC_F_GLOBAL_H */
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