mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-22 11:17:19 +00:00
186 lines
6.8 KiB
C
186 lines
6.8 KiB
C
/* stw.h -- Private #include File (module.h template V1.0)
|
|
Copyright (C) 1995 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:
|
|
stw.c
|
|
|
|
Modifications:
|
|
*/
|
|
|
|
/* Allow multiple inclusion to work. */
|
|
|
|
#ifndef GCC_F_STW_H
|
|
#define GCC_F_STW_H
|
|
|
|
/* Simple definitions and enumerations. */
|
|
|
|
|
|
/* Typedefs. */
|
|
|
|
typedef struct _ffestw_ *ffestw;
|
|
typedef struct _ffestw_case_ *ffestwCase;
|
|
typedef struct _ffestw_select_ *ffestwSelect;
|
|
typedef void (*ffestwShriek) (bool ok);
|
|
|
|
/* Include files needed by this one. */
|
|
|
|
#include "bld.h"
|
|
#include "com.h"
|
|
#include "info.h"
|
|
#include "lab.h"
|
|
#include "lex.h"
|
|
#include "malloc.h"
|
|
#include "stv.h"
|
|
#include "symbol.h"
|
|
#include "where.h"
|
|
|
|
/* Structure definitions. */
|
|
|
|
struct _ffestw_
|
|
{
|
|
ffestw next_; /* Next (unused) block, or NULL. */
|
|
ffestw previous_; /* Previous block, NULL if this is NIL state. */
|
|
ffestw top_do_; /* Previous or current DO state, or NULL. */
|
|
unsigned long blocknum_; /* Block # w/in procedure/program. */
|
|
ffestwShriek shriek_; /* Call me to pop block in a hurry. */
|
|
ffesymbol sym_; /* Related symbol (if there is one). */
|
|
ffelexToken name_; /* Construct name (IFTHEN, SELECT, DO only). */
|
|
ffestwSelect select_; /* Info for SELECT CASE blocks. */
|
|
ffelab label_; /* For DO blocks w/labels, the target label. */
|
|
ffesymbol do_iter_var_; /* For iter DO blocks, the iter var or NULL. */
|
|
ffelexToken do_iter_var_t_; /* The token for do_iter_var. */
|
|
ffewhereLine line_; /* Where first token of statement triggering
|
|
state */
|
|
ffewhereColumn col_; /* was seen in source file. */
|
|
int uses_; /* # uses (new+use-kill calls). */
|
|
ffestvState state_;
|
|
int substate_; /* Used on a per-block-state basis. */
|
|
struct nesting *do_hook_; /* backend id for given loop (EXIT/CYCLE). */
|
|
tree do_tvar_; /* tree form of do_iter_var. */
|
|
tree do_incr_saved_; /* tree SAVED_EXPR of incr expr. */
|
|
tree do_count_var_; /* tree of countdown variable. */
|
|
tree select_texpr_; /* tree for end case. */
|
|
bool select_break_; /* TRUE when CASE should start with gen
|
|
"break;". */
|
|
int ifthen_fake_else_; /* Number of fake `else' introductions. */
|
|
};
|
|
|
|
struct _ffestw_case_
|
|
{
|
|
ffestwCase next_rel; /* Next case range in relational order. */
|
|
ffestwCase previous_rel; /* Previous case range in relational order. */
|
|
ffestwCase next_stmt; /* Next range in stmt or first in next stmt. */
|
|
ffestwCase previous_stmt; /* Previous range. */
|
|
ffebldConstant low; /* Low value in range. */
|
|
ffebldConstant high; /* High value in range. */
|
|
unsigned long casenum; /* CASE stmt index for this range/value. */
|
|
ffelexToken t; /* Token for this range/value; ffestc only. */
|
|
};
|
|
|
|
struct _ffestw_select_
|
|
{
|
|
ffestwCase first_rel; /* First CASE range (after low) in order. */
|
|
ffestwCase last_rel; /* Last CASE range (before high) in order. */
|
|
ffestwCase first_stmt; /* First range in first CASE stmt. */
|
|
ffestwCase last_stmt; /* Last range in last CASE stmt. */
|
|
mallocPool pool; /* Pool in which this and all cases are
|
|
allocated. */
|
|
unsigned long cases; /* Number of CASE stmts seen so far. */
|
|
ffelexToken t; /* First token of selected expression; ffestc
|
|
only. */
|
|
ffeinfoBasictype type; /* Basic type (integer, character, or
|
|
logical). */
|
|
ffeinfoKindtype kindtype; /* Kind type. */
|
|
};
|
|
|
|
/* Global objects accessed by users of this module. */
|
|
|
|
extern ffestw ffestw_stack_top_;
|
|
|
|
/* Declare functions with prototypes. */
|
|
|
|
void ffestw_display_state (void);
|
|
void ffestw_kill (ffestw block);
|
|
void ffestw_init_0 (void);
|
|
ffestw ffestw_new (void);
|
|
ffestw ffestw_pop (void);
|
|
ffestw ffestw_push (ffestw block);
|
|
ffestw ffestw_update (ffestw block);
|
|
ffestw ffestw_use (ffestw block);
|
|
|
|
/* Define macros. */
|
|
|
|
#define ffestw_blocknum(b) ((b)->blocknum_)
|
|
#define ffestw_col(b) ((b)->col_)
|
|
#define ffestw_do_count_var(b) ((b)->do_count_var_)
|
|
#define ffestw_do_hook(b) ((b)->do_hook_)
|
|
#define ffestw_do_incr_saved(b) ((b)->do_incr_saved_)
|
|
#define ffestw_do_iter_var(b) ((b)->do_iter_var_)
|
|
#define ffestw_do_iter_var_t(b) ((b)->do_iter_var_t_)
|
|
#define ffestw_do_tvar(b) ((b)->do_tvar_)
|
|
#define ffestw_ifthen_fake_else(b) ((b)->ifthen_fake_else_)
|
|
#define ffestw_init_1()
|
|
#define ffestw_init_2()
|
|
#define ffestw_init_3()
|
|
#define ffestw_init_4()
|
|
#define ffestw_label(b) ((b)->label_)
|
|
#define ffestw_line(b) ((b)->line_)
|
|
#define ffestw_name(b) ((b)->name_)
|
|
#define ffestw_previous(b) ((b)->previous_)
|
|
#define ffestw_select(b) ((b)->select_)
|
|
#define ffestw_select_break(b) ((b)->select_break_)
|
|
#define ffestw_select_texpr(b) ((b)->select_texpr_)
|
|
#define ffestw_set_blocknum(b,bl) ((b)->blocknum_ = (bl))
|
|
#define ffestw_set_col(b,c) ((b)->col_ = (c))
|
|
#define ffestw_set_do_count_var(b,d) ((b)->do_count_var_ = (d))
|
|
#define ffestw_set_do_hook(b,d) ((b)->do_hook_ = (d))
|
|
#define ffestw_set_do_incr_saved(b,d) ((b)->do_incr_saved_ = (d))
|
|
#define ffestw_set_do_iter_var(b,v) ((b)->do_iter_var_ = (v))
|
|
#define ffestw_set_do_iter_var_t(b,t) ((b)->do_iter_var_t_ = (t))
|
|
#define ffestw_set_do_tvar(b,d) ((b)->do_tvar_ = (d))
|
|
#define ffestw_set_ifthen_fake_else(b,e) ((b)->ifthen_fake_else_ = (e))
|
|
#define ffestw_set_label(b,l) ((b)->label_ = (l))
|
|
#define ffestw_set_line(b,l) ((b)->line_ = (l))
|
|
#define ffestw_set_name(b,n) ((b)->name_ = (n))
|
|
#define ffestw_set_select(b,s) ((b)->select_ = (s))
|
|
#define ffestw_set_select_break(b,br) ((b)->select_break_ = (br))
|
|
#define ffestw_set_select_texpr(b,t) ((b)->select_texpr_ = (t))
|
|
#define ffestw_set_shriek(b,s) ((b)->shriek_ = (s))
|
|
#define ffestw_set_state(b,s) ((b)->state_ = (s))
|
|
#define ffestw_set_substate(b,s) ((b)->substate_ = (s))
|
|
#define ffestw_set_sym(b,s) ((b)->sym_= (s))
|
|
#define ffestw_set_top_do(b,t) ((b)->top_do_ = (t))
|
|
#define ffestw_shriek(b) ((b)->shriek_)
|
|
#define ffestw_stack_top() ffestw_stack_top_
|
|
#define ffestw_state(b) ((b)->state_)
|
|
#define ffestw_substate(b) ((b)->substate_)
|
|
#define ffestw_sym(b) ((b)->sym_)
|
|
#define ffestw_terminate_0()
|
|
#define ffestw_terminate_1()
|
|
#define ffestw_terminate_2()
|
|
#define ffestw_terminate_3()
|
|
#define ffestw_terminate_4()
|
|
#define ffestw_top_do(b) ((b)->top_do_)
|
|
|
|
/* End of #include file. */
|
|
|
|
#endif /* ! GCC_F_STW_H */
|