summary refs log tree commit diff
path: root/sysdeps/generic/sysdep.h
blob: dfb34e3a3f945c0e4b236f097f175037875d721d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
/* Generic asm macros used on many machines.
   Copyright (C) 1991-2017 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <http://www.gnu.org/licenses/>.  */

#ifndef C_LABEL

/* Define a macro we can use to construct the asm name for a C symbol.  */
# define C_LABEL(name)	name##:

#endif

#ifdef __ASSEMBLER__
/* Mark the end of function named SYM.  This is used on some platforms
   to generate correct debugging information.  */
# ifndef END
#  define END(sym)
# endif

# ifndef JUMPTARGET
#  define JUMPTARGET(sym)	sym
# endif
#endif

/* Makros to generate eh_frame unwind information.  */
#ifdef __ASSEMBLER__
# define cfi_startproc			.cfi_startproc
# define cfi_endproc			.cfi_endproc
# define cfi_def_cfa(reg, off)		.cfi_def_cfa reg, off
# define cfi_def_cfa_register(reg)	.cfi_def_cfa_register reg
# define cfi_def_cfa_offset(off)	.cfi_def_cfa_offset off
# define cfi_adjust_cfa_offset(off)	.cfi_adjust_cfa_offset off
# define cfi_offset(reg, off)		.cfi_offset reg, off
# define cfi_rel_offset(reg, off)	.cfi_rel_offset reg, off
# define cfi_register(r1, r2)		.cfi_register r1, r2
# define cfi_return_column(reg)	.cfi_return_column reg
# define cfi_restore(reg)		.cfi_restore reg
# define cfi_same_value(reg)		.cfi_same_value reg
# define cfi_undefined(reg)		.cfi_undefined reg
# define cfi_remember_state		.cfi_remember_state
# define cfi_restore_state		.cfi_restore_state
# define cfi_window_save		.cfi_window_save
# define cfi_personality(enc, exp)	.cfi_personality enc, exp
# define cfi_lsda(enc, exp)		.cfi_lsda enc, exp

#else /* ! ASSEMBLER */

# define CFI_STRINGIFY(Name) CFI_STRINGIFY2 (Name)
# define CFI_STRINGIFY2(Name) #Name
# define CFI_STARTPROC	".cfi_startproc"
# define CFI_ENDPROC	".cfi_endproc"
# define CFI_DEF_CFA(reg, off)	\
   ".cfi_def_cfa " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off)
# define CFI_DEF_CFA_REGISTER(reg) \
   ".cfi_def_cfa_register " CFI_STRINGIFY(reg)
# define CFI_DEF_CFA_OFFSET(off) \
   ".cfi_def_cfa_offset " CFI_STRINGIFY(off)
# define CFI_ADJUST_CFA_OFFSET(off) \
   ".cfi_adjust_cfa_offset " CFI_STRINGIFY(off)
# define CFI_OFFSET(reg, off) \
   ".cfi_offset " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off)
# define CFI_REL_OFFSET(reg, off) \
   ".cfi_rel_offset " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off)
# define CFI_REGISTER(r1, r2) \
   ".cfi_register " CFI_STRINGIFY(r1) "," CFI_STRINGIFY(r2)
# define CFI_RETURN_COLUMN(reg) \
   ".cfi_return_column " CFI_STRINGIFY(reg)
# define CFI_RESTORE(reg) \
   ".cfi_restore " CFI_STRINGIFY(reg)
# define CFI_UNDEFINED(reg) \
   ".cfi_undefined " CFI_STRINGIFY(reg)
# define CFI_REMEMBER_STATE \
   ".cfi_remember_state"
# define CFI_RESTORE_STATE \
   ".cfi_restore_state"
# define CFI_WINDOW_SAVE \
   ".cfi_window_save"
# define CFI_PERSONALITY(enc, exp) \
   ".cfi_personality " CFI_STRINGIFY(enc) "," CFI_STRINGIFY(exp)
# define CFI_LSDA(enc, exp) \
   ".cfi_lsda " CFI_STRINGIFY(enc) "," CFI_STRINGIFY(exp)
#endif

#include "dwarf2.h"