blob: 87c5137837f01a634d883a1c858b60796e1f6eae (
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
98
99
100
101
102
103
104
105
|
/* PLT trampolines. x86-64 version.
Copyright (C) 2004-2024 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
<https://www.gnu.org/licenses/>. */
#include <config.h>
#include <sysdep.h>
#include <cpu-features-offsets.h>
#include <features-offsets.h>
#include <link-defines.h>
#include <isa-level.h>
#include "dl-trampoline-save.h"
/* Area on stack to save and restore registers used for parameter
passing when calling _dl_fixup. */
#define REGISTER_SAVE_RAX 0
#define REGISTER_SAVE_RCX (REGISTER_SAVE_RAX + 8)
#define REGISTER_SAVE_RDX (REGISTER_SAVE_RCX + 8)
#define REGISTER_SAVE_RSI (REGISTER_SAVE_RDX + 8)
#define REGISTER_SAVE_RDI (REGISTER_SAVE_RSI + 8)
#define REGISTER_SAVE_R8 (REGISTER_SAVE_RDI + 8)
#define REGISTER_SAVE_R9 (REGISTER_SAVE_R8 + 8)
#define RESTORE_AVX
#ifdef SHARED
# define VEC_SIZE 64
# define VMOVA vmovdqa64
# define VEC(i) zmm##i
# define _dl_runtime_profile _dl_runtime_profile_avx512
# define SECTION(p) p##.evex512
# include "dl-trampoline.h"
# undef _dl_runtime_profile
# undef VEC
# undef VMOVA
# undef VEC_SIZE
# undef SECTION
# if MINIMUM_X86_ISA_LEVEL <= AVX_X86_ISA_LEVEL
# define VEC_SIZE 32
# define VMOVA vmovdqa
# define VEC(i) ymm##i
# define SECTION(p) p##.avx
# define _dl_runtime_profile _dl_runtime_profile_avx
# include "dl-trampoline.h"
# undef _dl_runtime_profile
# undef VEC
# undef VMOVA
# undef VEC_SIZE
# undef SECTION
# endif
# if MINIMUM_X86_ISA_LEVEL < AVX_X86_ISA_LEVEL
/* movaps/movups is 1-byte shorter. */
# define VEC_SIZE 16
# define VMOVA movaps
# define VEC(i) xmm##i
# define _dl_runtime_profile _dl_runtime_profile_sse
# undef RESTORE_AVX
# include "dl-trampoline.h"
# undef _dl_runtime_profile
# undef VEC
# undef VMOVA
# undef VEC_SIZE
# endif
#endif /* SHARED */
#if MINIMUM_X86_ISA_LEVEL < AVX_X86_ISA_LEVEL
# define USE_FXSAVE
# define STATE_SAVE_ALIGNMENT 16
# define _dl_runtime_resolve _dl_runtime_resolve_fxsave
# include "dl-trampoline.h"
# undef _dl_runtime_resolve
# undef USE_FXSAVE
# undef STATE_SAVE_ALIGNMENT
#endif
#define USE_XSAVE
#define STATE_SAVE_ALIGNMENT 64
#define _dl_runtime_resolve _dl_runtime_resolve_xsave
#include "dl-trampoline.h"
#undef _dl_runtime_resolve
#undef USE_XSAVE
#undef STATE_SAVE_ALIGNMENT
#define USE_XSAVEC
#define STATE_SAVE_ALIGNMENT 64
#define _dl_runtime_resolve _dl_runtime_resolve_xsavec
#include "dl-trampoline.h"
#undef _dl_runtime_resolve
#undef USE_XSAVEC
#undef STATE_SAVE_ALIGNMENT
|
