| 1 |
12 |
jlechner |
/* Parser header
|
| 2 |
|
|
Copyright (C) 2003 Free Software Foundation, Inc.
|
| 3 |
|
|
Contributed by Steven Bosscher
|
| 4 |
|
|
|
| 5 |
|
|
This file is part of GCC.
|
| 6 |
|
|
|
| 7 |
|
|
GCC is free software; you can redistribute it and/or modify it under
|
| 8 |
|
|
the terms of the GNU General Public License as published by the Free
|
| 9 |
|
|
Software Foundation; either version 2, or (at your option) any later
|
| 10 |
|
|
version.
|
| 11 |
|
|
|
| 12 |
|
|
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
| 13 |
|
|
WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
| 14 |
|
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
| 15 |
|
|
for more details.
|
| 16 |
|
|
|
| 17 |
|
|
You should have received a copy of the GNU General Public License
|
| 18 |
|
|
along with GCC; see the file COPYING. If not, write to the Free
|
| 19 |
|
|
Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
|
| 20 |
|
|
02110-1301, USA. */
|
| 21 |
|
|
|
| 22 |
|
|
|
| 23 |
|
|
#ifndef GFC_PARSE_H
|
| 24 |
|
|
#define GFC_PARSE_H
|
| 25 |
|
|
|
| 26 |
|
|
#include "gfortran.h"
|
| 27 |
|
|
|
| 28 |
|
|
/* Enum for what the compiler is currently doing. */
|
| 29 |
|
|
typedef enum
|
| 30 |
|
|
{
|
| 31 |
|
|
COMP_NONE, COMP_PROGRAM, COMP_MODULE, COMP_SUBROUTINE, COMP_FUNCTION,
|
| 32 |
|
|
COMP_BLOCK_DATA, COMP_INTERFACE, COMP_DERIVED, COMP_IF, COMP_DO,
|
| 33 |
|
|
COMP_SELECT, COMP_FORALL, COMP_WHERE, COMP_CONTAINS, COMP_ENUM
|
| 34 |
|
|
}
|
| 35 |
|
|
gfc_compile_state;
|
| 36 |
|
|
|
| 37 |
|
|
/* Stack element for the current compilation state. These structures
|
| 38 |
|
|
are allocated as automatic variables. */
|
| 39 |
|
|
typedef struct gfc_state_data
|
| 40 |
|
|
{
|
| 41 |
|
|
gfc_compile_state state;
|
| 42 |
|
|
gfc_symbol *sym; /* Block name associated with this level */
|
| 43 |
|
|
gfc_symtree *do_variable; /* For DO blocks the iterator variable. */
|
| 44 |
|
|
|
| 45 |
|
|
struct gfc_code *head, *tail;
|
| 46 |
|
|
struct gfc_state_data *previous;
|
| 47 |
|
|
|
| 48 |
|
|
/* Block-specific state data. */
|
| 49 |
|
|
union
|
| 50 |
|
|
{
|
| 51 |
|
|
gfc_st_label *end_do_label;
|
| 52 |
|
|
}
|
| 53 |
|
|
ext;
|
| 54 |
|
|
}
|
| 55 |
|
|
gfc_state_data;
|
| 56 |
|
|
|
| 57 |
|
|
extern gfc_state_data *gfc_state_stack;
|
| 58 |
|
|
|
| 59 |
|
|
#define gfc_current_block() (gfc_state_stack->sym)
|
| 60 |
|
|
#define gfc_current_state() (gfc_state_stack->state)
|
| 61 |
|
|
|
| 62 |
|
|
int gfc_check_do_variable (gfc_symtree *);
|
| 63 |
|
|
try gfc_find_state (gfc_compile_state);
|
| 64 |
|
|
gfc_state_data *gfc_enclosing_unit (gfc_compile_state *);
|
| 65 |
|
|
const char *gfc_ascii_statement (gfc_statement);
|
| 66 |
|
|
match gfc_match_enum (void);
|
| 67 |
|
|
match gfc_match_enumerator_def (void);
|
| 68 |
|
|
void gfc_free_enum_history (void);
|
| 69 |
|
|
|
| 70 |
|
|
#endif /* GFC_PARSE_H */
|
