1 /* Definitions for code generation pass of GNU compiler.
2 Copyright (C) 2001, 2004, 2007, 2008, 2010 Free Software Foundation, Inc.
4 This file is part of GCC.
6 GCC is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3, or (at your option)
11 GCC is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING3. If not see
18 <http://www.gnu.org/licenses/>. */
20 #ifndef GCC_LIBFUNCS_H
21 #define GCC_LIBFUNCS_H
26 /* Enumeration of indexes into libfunc_table. */
38 LTI_unwind_sjlj_register
,
39 LTI_unwind_sjlj_unregister
,
41 LTI_profile_function_entry
,
42 LTI_profile_function_exit
,
51 /* Information about an optab-related libfunc. We use the same hashtable
52 for normal optabs and conversion optabs. In the first case mode2
54 struct GTY(()) libfunc_entry
{
56 enum machine_mode mode1
, mode2
;
60 /* Target-dependent globals. */
61 struct GTY(()) target_libfuncs
{
62 /* SYMBOL_REF rtx's for the library functions that are called
63 implicitly and not via optabs. */
64 rtx x_libfunc_table
[LTI_MAX
];
66 /* Hash table used to convert declarations into nodes. */
67 htab_t
GTY((param_is (struct libfunc_entry
))) x_libfunc_hash
;
70 extern GTY(()) struct target_libfuncs default_target_libfuncs
;
72 extern struct target_libfuncs
*this_target_libfuncs
;
74 #define this_target_libfuncs (&default_target_libfuncs)
77 #define libfunc_table \
78 (this_target_libfuncs->x_libfunc_table)
80 /* Accessor macros for libfunc_table. */
82 #define abort_libfunc (libfunc_table[LTI_abort])
83 #define memcpy_libfunc (libfunc_table[LTI_memcpy])
84 #define memmove_libfunc (libfunc_table[LTI_memmove])
85 #define memcmp_libfunc (libfunc_table[LTI_memcmp])
86 #define memset_libfunc (libfunc_table[LTI_memset])
87 #define setbits_libfunc (libfunc_table[LTI_setbits])
89 #define setjmp_libfunc (libfunc_table[LTI_setjmp])
90 #define longjmp_libfunc (libfunc_table[LTI_longjmp])
91 #define unwind_sjlj_register_libfunc (libfunc_table[LTI_unwind_sjlj_register])
92 #define unwind_sjlj_unregister_libfunc \
93 (libfunc_table[LTI_unwind_sjlj_unregister])
95 #define profile_function_entry_libfunc (libfunc_table[LTI_profile_function_entry])
96 #define profile_function_exit_libfunc (libfunc_table[LTI_profile_function_exit])
98 #define synchronize_libfunc (libfunc_table[LTI_synchronize])
100 #define gcov_flush_libfunc (libfunc_table[LTI_gcov_flush])
103 extern void set_stack_check_libfunc (const char *);
105 #endif /* GCC_LIBFUNCS_H */