toplev.h revision 96489 
1/* toplev.h - Various declarations for functions found in toplev.c
2   Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify it under
7the terms of the GNU General Public License as published by the Free
8Software Foundation; either version 2, or (at your option) any later
9version.
10
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or
13FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING.  If not, write to the Free
18Software Foundation, 59 Temple Place - Suite 330, Boston, MA
1902111-1307, USA.  */
20
21#ifndef GCC_TOPLEV_H
22#define GCC_TOPLEV_H
23
24/* If non-NULL, return one past-the-end of the matching SUBPART of
25   the WHOLE string.  */
26#define skip_leading_substring(whole,  part) \
27   (strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part))
28
29extern int toplev_main			PARAMS ((int, char **));
30extern int read_integral_parameter	PARAMS ((const char *, const char *,
31						const int));
32extern int count_error			PARAMS ((int));
33extern void strip_off_ending		PARAMS ((char *, int));
34extern void print_time			PARAMS ((const char *, long));
35extern const char *trim_filename	PARAMS ((const char *));
36extern void internal_error		PARAMS ((const char *, ...))
37					       ATTRIBUTE_NORETURN;
38extern void fatal_io_error		PARAMS ((const char *, ...))
39					       ATTRIBUTE_NORETURN;
40extern void _fatal_insn_not_found	PARAMS ((struct rtx_def *,
41						const char *, int,
42						const char *))
43					       ATTRIBUTE_NORETURN;
44extern void _fatal_insn			PARAMS ((const char *,
45						struct rtx_def *,
46						const char *, int,
47						const char *))
48					      ATTRIBUTE_NORETURN;
49
50#define fatal_insn(msgid, insn) \
51	_fatal_insn (msgid, insn, __FILE__, __LINE__, __FUNCTION__)
52#define fatal_insn_not_found(insn) \
53	_fatal_insn_not_found (insn, __FILE__, __LINE__, __FUNCTION__)
54
55/* None of these functions are suitable for ATTRIBUTE_PRINTF, because
56   each language front end can extend them with its own set of format
57   specifiers.  */
58extern void warning			PARAMS ((const char *, ...));
59extern void error			PARAMS ((const char *, ...));
60extern void fatal_error			PARAMS ((const char *, ...))
61					       ATTRIBUTE_NORETURN;
62extern void pedwarn			PARAMS ((const char *, ...));
63extern void pedwarn_with_file_and_line	PARAMS ((const char *, int,
64						 const char *, ...));
65extern void warning_with_file_and_line	PARAMS ((const char *, int,
66						 const char *, ...));
67extern void error_with_file_and_line	PARAMS ((const char *, int,
68						 const char *, ...));
69extern void sorry			PARAMS ((const char *, ...));
70extern void report_error_function	PARAMS ((const char *));
71
72extern void rest_of_decl_compilation	PARAMS ((union tree_node *,
73						const char *, int, int));
74extern void rest_of_type_compilation	PARAMS ((union tree_node *, int));
75extern void rest_of_compilation		PARAMS ((union tree_node *));
76
77extern void pedwarn_with_decl		PARAMS ((union tree_node *,
78						 const char *, ...));
79extern void warning_with_decl		PARAMS ((union tree_node *,
80						 const char *, ...));
81extern void error_with_decl		PARAMS ((union tree_node *,
82						 const char *, ...));
83
84extern void announce_function		PARAMS ((union tree_node *));
85
86extern void error_for_asm		PARAMS ((struct rtx_def *,
87						 const char *, ...));
88extern void warning_for_asm		PARAMS ((struct rtx_def *,
89						 const char *, ...));
90extern void warn_deprecated_use		PARAMS ((union tree_node *));
91extern int do_float_handler PARAMS ((void (*) (PTR), PTR));
92
93#ifdef BUFSIZ
94extern void output_quoted_string	PARAMS ((FILE *, const char *));
95extern void output_file_directive	PARAMS ((FILE *, const char *));
96#endif
97extern void do_abort			PARAMS ((void)) ATTRIBUTE_NORETURN;
98extern void botch			PARAMS ((const char *))
99  ATTRIBUTE_NORETURN;
100
101#ifdef BUFSIZ
102  /* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
103     therefore it can have ATTRIBUTE_PRINTF.  */
104extern void fnotice			PARAMS ((FILE *, const char *, ...))
105					       ATTRIBUTE_PRINTF_2;
106#endif
107
108extern int wrapup_global_declarations   PARAMS ((union tree_node **, int));
109extern void check_global_declarations   PARAMS ((union tree_node **, int));
110
111extern const char *progname;
112extern const char *dump_base_name;
113
114/* The hashtable, so that the C front ends can pass it to cpplib.  */
115extern struct ht *ident_hash;
116
117/* These functions can be used by targets to set the flags originally
118   implied by -ffast-math and -fno-fast-math.  */
119
120extern void set_fast_math_flags         PARAMS ((void));
121extern void set_no_fast_math_flags      PARAMS ((void));
122
123/* The following functions accept a wide integer argument.  Rather
124   than having to cast on every function call, we use a macro instead.  */
125
126#ifndef exact_log2
127#define exact_log2(N) exact_log2_wide ((unsigned HOST_WIDE_INT) (N))
128#define floor_log2(N) floor_log2_wide ((unsigned HOST_WIDE_INT) (N))
129#endif
130extern int exact_log2_wide             PARAMS ((unsigned HOST_WIDE_INT));
131extern int floor_log2_wide             PARAMS ((unsigned HOST_WIDE_INT));
132
133#endif /* ! GCC_TOPLEV_H */
134