xref: /haiku/src/system/libroot/posix/glibc/include/sysdep.h (revision cbe0a0c436162d78cc3f92a305b64918c839d079)
1 /* Generic asm macros used on many machines.
2    Copyright (C) 1991-2018 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C Library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library; if not, see
17    <http://www.gnu.org/licenses/>.  */
18 
19 #include "libc-symbols.h"
20 
21 #ifndef C_LABEL
22 
23 /* Define a macro we can use to construct the asm name for a C symbol.  */
24 #ifdef	__STDC__
25 #define C_LABEL(name)		name##:
26 #else
27 #define C_LABEL(name)		name/**/:
28 #endif
29 
30 #endif
31 
32 /* Mark the end of function named SYM.  This is used on some platforms
33    to generate correct debugging information.  */
34 #ifndef END
35 #define END(sym)
36 #endif
37 
38 /* Makros to generate eh_frame unwind information.  */
39 #ifdef __ASSEMBLER__
40 # define cfi_startproc			.cfi_startproc
41 # define cfi_endproc			.cfi_endproc
42 # define cfi_def_cfa(reg, off)		.cfi_def_cfa reg, off
43 # define cfi_def_cfa_register(reg)	.cfi_def_cfa_register reg
44 # define cfi_def_cfa_offset(off)	.cfi_def_cfa_offset off
45 # define cfi_adjust_cfa_offset(off)	.cfi_adjust_cfa_offset off
46 # define cfi_offset(reg, off)		.cfi_offset reg, off
47 # define cfi_rel_offset(reg, off)	.cfi_rel_offset reg, off
48 # define cfi_register(r1, r2)		.cfi_register r1, r2
49 # define cfi_return_column(reg)	.cfi_return_column reg
50 # define cfi_restore(reg)		.cfi_restore reg
51 # define cfi_same_value(reg)		.cfi_same_value reg
52 # define cfi_undefined(reg)		.cfi_undefined reg
53 # define cfi_remember_state		.cfi_remember_state
54 # define cfi_restore_state		.cfi_restore_state
55 # define cfi_window_save		.cfi_window_save
56 # define cfi_personality(enc, exp)	.cfi_personality enc, exp
57 # define cfi_lsda(enc, exp)		.cfi_lsda enc, exp
58 
59 #endif
60