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comparison gcc/fortran/parse.h @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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children 84e7813d76e9
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68:561a7518be6b 111:04ced10e8804
1 /* Parser header
2 Copyright (C) 2003-2017 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 3, 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 COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
20
21
22 #ifndef GFC_PARSE_H
23 #define GFC_PARSE_H
24
25 /* Enum for what the compiler is currently doing. */
26 enum gfc_compile_state
27 {
28 COMP_NONE, COMP_PROGRAM, COMP_MODULE, COMP_SUBMODULE, COMP_SUBROUTINE,
29 COMP_FUNCTION, COMP_BLOCK_DATA, COMP_INTERFACE, COMP_DERIVED,
30 COMP_DERIVED_CONTAINS, COMP_BLOCK, COMP_ASSOCIATE, COMP_IF,
31 COMP_STRUCTURE, COMP_UNION, COMP_MAP,
32 COMP_DO, COMP_SELECT, COMP_FORALL, COMP_WHERE, COMP_CONTAINS, COMP_ENUM,
33 COMP_SELECT_TYPE, COMP_OMP_STRUCTURED_BLOCK, COMP_CRITICAL, COMP_DO_CONCURRENT
34 };
35
36 /* Stack element for the current compilation state. These structures
37 are allocated as automatic variables. */
38 typedef struct gfc_state_data
39 {
40 gfc_compile_state state;
41 gfc_symbol *sym; /* Block name associated with this level */
42 gfc_symtree *do_variable; /* For DO blocks the iterator variable. */
43
44 struct gfc_code *construct;
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 gfc_oacc_declare *oacc_declare_clauses;
53 }
54 ext;
55 }
56 gfc_state_data;
57
58 extern gfc_state_data *gfc_state_stack;
59
60 #define gfc_current_block() (gfc_state_stack->sym)
61 #define gfc_current_state() (gfc_state_stack->state)
62 #define gfc_comp_struct(s) \
63 ((s) == COMP_DERIVED || (s) == COMP_STRUCTURE || (s) == COMP_MAP)
64
65 int gfc_check_do_variable (gfc_symtree *);
66 bool gfc_find_state (gfc_compile_state);
67 gfc_state_data *gfc_enclosing_unit (gfc_compile_state *);
68 const char *gfc_ascii_statement (gfc_statement);
69 match gfc_match_enum (void);
70 match gfc_match_enumerator_def (void);
71 void gfc_free_enum_history (void);
72 extern bool gfc_matching_function;
73 match gfc_match_prefix (gfc_typespec *);
74 bool is_oacc (gfc_state_data *);
75 #endif /* GFC_PARSE_H */