NetBSD/gnu/dist/toolchain/gcc/f/global.h

201 lines
6.7 KiB
C

/* global.h -- Public #include File (module.h template V1.0)
Copyright (C) 1995, 1997 Free Software Foundation, Inc.
Contributed by James Craig Burley.
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.
Owning Modules:
global.c
Modifications:
*/
/* Allow multiple inclusion to work. */
#ifndef _H_f_global
#define _H_f_global
/* Simple definitions and enumerations. */
typedef enum
{
FFEGLOBAL_typeNONE,
FFEGLOBAL_typeMAIN,
FFEGLOBAL_typeEXT, /* EXTERNAL is all we know. */
FFEGLOBAL_typeSUBR,
FFEGLOBAL_typeFUNC,
FFEGLOBAL_typeBDATA,
FFEGLOBAL_typeCOMMON,
FFEGLOBAL_typeANY, /* Confusion reigns, so just ignore. */
FFEGLOBAL_type
} ffeglobalType;
typedef enum
{
FFEGLOBAL_argsummaryNONE, /* No arg present. */
FFEGLOBAL_argsummaryVAL, /* Pass-by-value. */
FFEGLOBAL_argsummaryREF, /* Pass-by-reference. */
FFEGLOBAL_argsummaryDESCR, /* Pass-by-descriptor. */
FFEGLOBAL_argsummaryPROC, /* Procedure (intrinsic, external). */
FFEGLOBAL_argsummarySUBR, /* Subroutine (intrinsic, external). */
FFEGLOBAL_argsummaryFUNC, /* Function (intrinsic, external). */
FFEGLOBAL_argsummaryALTRTN, /* Alternate-return (label). */
FFEGLOBAL_argsummaryANY,
FFEGLOBAL_argsummary
} ffeglobalArgSummary;
/* Typedefs. */
typedef struct _ffeglobal_arginfo_ *ffeglobalArgInfo_;
typedef struct _ffeglobal_ *ffeglobal;
/* Include files needed by this one. */
#include "info.h"
#include "lex.h"
#include "name.h"
#include "symbol.h"
#include "target.h"
#include "top.h"
/* Structure definitions. */
struct _ffeglobal_arginfo_
{
ffelexToken t; /* Different from master token when difference is important. */
char *name; /* Name of dummy arg, or NULL if not yet known. */
ffeglobalArgSummary as;
ffeinfoBasictype bt;
ffeinfoKindtype kt;
bool array;
};
struct _ffeglobal_
{
ffelexToken t;
ffename n;
#ifdef FFECOM_globalHOOK
ffecomGlobal hook;
#endif
ffeCounter tick; /* Recent transition in this progunit. */
ffeglobalType type;
bool intrinsic; /* Known as intrinsic? */
bool explicit_intrinsic; /* Explicit intrinsic? */
union {
struct {
ffelexToken initt; /* First initial value. */
bool have_pad; /* Padding info avail for COMMON? */
ffetargetAlign pad; /* Initial padding for COMMON. */
ffewhereLine pad_where_line;
ffewhereColumn pad_where_col;
bool have_save; /* Save info avail for COMMON? */
bool save; /* Save info for COMMON. */
ffewhereLine save_where_line;
ffewhereColumn save_where_col;
bool have_size; /* Size info avail for COMMON? */
ffetargetOffset size; /* Size info for COMMON. */
bool blank; /* TRUE if blank COMMON. */
} common;
struct {
bool defined; /* Seen actual code yet? */
ffeinfoBasictype bt; /* NONE for non-function. */
ffeinfoKindtype kt; /* NONE for non-function. */
ffetargetCharacterSize sz;
int n_args; /* 0 for main/blockdata. */
ffelexToken other_t; /* Location of reference. */
ffeglobalArgInfo_ arg_info; /* Info on each argument. */
} proc;
} u;
};
/* Global objects accessed by users of this module. */
/* Declare functions with prototypes. */
void ffeglobal_drive (ffeglobal (*fn) (ffeglobal));
void ffeglobal_init_1 (void);
void ffeglobal_init_common (ffesymbol s, ffelexToken t);
void ffeglobal_new_progunit_ (ffesymbol s, ffelexToken t, ffeglobalType type);
void ffeglobal_new_common (ffesymbol s, ffelexToken t, bool blank);
void ffeglobal_pad_common (ffesymbol s, ffetargetAlign pad, ffewhereLine wl,
ffewhereColumn wc);
void ffeglobal_proc_def_arg (ffesymbol s, int argno, const char *name, ffeglobalArgSummary as,
ffeinfoBasictype bt, ffeinfoKindtype kt,
bool array);
void ffeglobal_proc_def_nargs (ffesymbol s, int n_args);
bool ffeglobal_proc_ref_arg (ffesymbol s, int argno, ffeglobalArgSummary as,
ffeinfoBasictype bt, ffeinfoKindtype kt,
bool array, ffelexToken t);
bool ffeglobal_proc_ref_nargs (ffesymbol s, int n_args, ffelexToken t);
ffeglobal ffeglobal_promoted (ffesymbol s);
void ffeglobal_ref_intrinsic (ffesymbol s, ffelexToken t, bool explicit);
bool ffeglobal_ref_progunit_ (ffesymbol s, ffelexToken t, ffeglobalType type);
void ffeglobal_save_common (ffesymbol s, bool save, ffewhereLine wl,
ffewhereColumn wc);
bool ffeglobal_size_common (ffesymbol s, ffetargetOffset size);
void ffeglobal_terminate_1 (void);
/* Define macros. */
#if FFECOM_targetCURRENT == FFECOM_targetFFE
#define FFEGLOBAL_ENABLED 0
#elif FFECOM_targetCURRENT == FFECOM_targetGCC
#define FFEGLOBAL_ENABLED 1
#else
#error
#endif
#define ffeglobal_common_init(g) ((g)->tick != 0)
#define ffeglobal_common_have_pad(g) ((g)->u.common.have_pad)
#define ffeglobal_common_have_size(g) ((g)->u.common.have_size)
#define ffeglobal_common_pad(g) ((g)->u.common.pad)
#define ffeglobal_common_size(g) ((g)->u.common.size)
#define ffeglobal_hook(g) ((g)->hook)
#define ffeglobal_init_0()
#define ffeglobal_init_2()
#define ffeglobal_init_3()
#define ffeglobal_init_4()
#define ffeglobal_new_blockdata(s,t) \
ffeglobal_new_progunit_(s,t,FFEGLOBAL_typeBDATA)
#define ffeglobal_new_function(s,t) \
ffeglobal_new_progunit_(s,t,FFEGLOBAL_typeFUNC)
#define ffeglobal_new_program(s,t) \
ffeglobal_new_progunit_(s,t,FFEGLOBAL_typeMAIN)
#define ffeglobal_new_subroutine(s,t) \
ffeglobal_new_progunit_(s,t,FFEGLOBAL_typeSUBR)
#define ffeglobal_ref_blockdata(s,t) \
ffeglobal_ref_progunit_(s,t,FFEGLOBAL_typeBDATA)
#define ffeglobal_ref_external(s,t) \
ffeglobal_ref_progunit_(s,t,FFEGLOBAL_typeEXT)
#define ffeglobal_ref_function(s,t) \
ffeglobal_ref_progunit_(s,t,FFEGLOBAL_typeFUNC)
#define ffeglobal_ref_subroutine(s,t) \
ffeglobal_ref_progunit_(s,t,FFEGLOBAL_typeSUBR)
#define ffeglobal_set_hook(g,h) ((g)->hook = (h))
#define ffeglobal_terminate_0()
#define ffeglobal_terminate_2()
#define ffeglobal_terminate_3()
#define ffeglobal_terminate_4()
#define ffeglobal_text(g) ffename_text((g)->n)
#define ffeglobal_type(g) ((g)->type)
/* End of #include file. */
#endif