Daily bump.
[official-gcc.git] / gcc / rtl-error.c
blob6f38631b71e0ec3c291f7ba32f0b743614ec8e10
1 /* RTL specific diagnostic subroutines for GCC
2 Copyright (C) 2001, 2002, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
3 Contributed by Gabriel Dos Reis <gdr@codesourcery.com>
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
10 any later version.
12 GCC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
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/>. */
21 #include "config.h"
22 #undef FLOAT /* This is for hpux. They should change hpux. */
23 #undef FFS /* Some systems define this in param.h. */
24 #include "system.h"
25 #include "coretypes.h"
26 #include "tm.h"
27 #include "rtl.h"
28 #include "insn-attr.h"
29 #include "insn-config.h"
30 #include "input.h"
31 #include "toplev.h"
32 #include "intl.h"
33 #include "diagnostic.h"
35 static location_t location_for_asm (const_rtx);
36 static void diagnostic_for_asm (const_rtx, const char *, va_list *, diagnostic_t) ATTRIBUTE_GCC_DIAG(2,0);
38 /* Figure the location of the given INSN. */
39 static location_t
40 location_for_asm (const_rtx insn)
42 rtx body = PATTERN (insn);
43 rtx asmop;
44 location_t loc;
46 /* Find the (or one of the) ASM_OPERANDS in the insn. */
47 if (GET_CODE (body) == SET && GET_CODE (SET_SRC (body)) == ASM_OPERANDS)
48 asmop = SET_SRC (body);
49 else if (GET_CODE (body) == ASM_OPERANDS)
50 asmop = body;
51 else if (GET_CODE (body) == PARALLEL
52 && GET_CODE (XVECEXP (body, 0, 0)) == SET)
53 asmop = SET_SRC (XVECEXP (body, 0, 0));
54 else if (GET_CODE (body) == PARALLEL
55 && GET_CODE (XVECEXP (body, 0, 0)) == ASM_OPERANDS)
56 asmop = XVECEXP (body, 0, 0);
57 else
58 asmop = NULL;
60 if (asmop)
61 loc = ASM_OPERANDS_SOURCE_LOCATION (asmop);
62 else
63 loc = input_location;
64 return loc;
67 /* Report a diagnostic MESSAGE (an errror or a WARNING) at the line number
68 of the insn INSN. This is used only when INSN is an `asm' with operands,
69 and each ASM_OPERANDS records its own source file and line. */
70 static void
71 diagnostic_for_asm (const_rtx insn, const char *msg, va_list *args_ptr,
72 diagnostic_t kind)
74 diagnostic_info diagnostic;
76 diagnostic_set_info (&diagnostic, msg, args_ptr,
77 location_for_asm (insn), kind);
78 report_diagnostic (&diagnostic);
81 void
82 error_for_asm (const_rtx insn, const char *gmsgid, ...)
84 va_list ap;
86 va_start (ap, gmsgid);
87 diagnostic_for_asm (insn, gmsgid, &ap, DK_ERROR);
88 va_end (ap);
91 void
92 warning_for_asm (const_rtx insn, const char *gmsgid, ...)
94 va_list ap;
96 va_start (ap, gmsgid);
97 diagnostic_for_asm (insn, gmsgid, &ap, DK_WARNING);
98 va_end (ap);
101 void
102 _fatal_insn (const char *msgid, const_rtx insn, const char *file, int line,
103 const char *function)
105 error ("%s", _(msgid));
107 /* The above incremented error_count, but isn't an error that we want to
108 count, so reset it here. */
109 errorcount--;
111 debug_rtx (insn);
112 fancy_abort (file, line, function);
115 void
116 _fatal_insn_not_found (const_rtx insn, const char *file, int line,
117 const char *function)
119 if (INSN_CODE (insn) < 0)
120 _fatal_insn ("unrecognizable insn:", insn, file, line, function);
121 else
122 _fatal_insn ("insn does not satisfy its constraints:",
123 insn, file, line, function);