about summary refs log tree commit diff
path: root/sysdeps/s390/bits/link.h
blob: 5b4347354cb9ecfeca551c070a37069e06672828 (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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
/* Copyright (C) 2005-2019 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	_LINK_H
# error "Never include <bits/link.h> directly; use <link.h> instead."
#endif

#if defined HAVE_S390_VX_ASM_SUPPORT
typedef char La_s390_vr[16];
#endif

#if __ELF_NATIVE_CLASS == 32

/* Registers for entry into PLT on s390-32.  */
typedef struct La_s390_32_regs
{
  uint32_t lr_r2;
  uint32_t lr_r3;
  uint32_t lr_r4;
  uint32_t lr_r5;
  uint32_t lr_r6;
  double lr_fp0;
  double lr_fp2;
# if defined HAVE_S390_VX_ASM_SUPPORT
  La_s390_vr lr_v24;
  La_s390_vr lr_v25;
  La_s390_vr lr_v26;
  La_s390_vr lr_v27;
  La_s390_vr lr_v28;
  La_s390_vr lr_v29;
  La_s390_vr lr_v30;
  La_s390_vr lr_v31;
# endif
} La_s390_32_regs;

/* Return values for calls from PLT on s390-32.  */
typedef struct La_s390_32_retval
{
  uint32_t lrv_r2;
  uint32_t lrv_r3;
  double lrv_fp0;
# if defined HAVE_S390_VX_ASM_SUPPORT
  La_s390_vr lrv_v24;
# endif
} La_s390_32_retval;


__BEGIN_DECLS

extern Elf32_Addr la_s390_32_gnu_pltenter (Elf32_Sym *__sym,
					   unsigned int __ndx,
					   uintptr_t *__refcook,
					   uintptr_t *__defcook,
					   La_s390_32_regs *__regs,
					   unsigned int *__flags,
					   const char *__symname,
					   long int *__framesizep);
extern unsigned int la_s390_32_gnu_pltexit (Elf32_Sym *__sym,
					    unsigned int __ndx,
					    uintptr_t *__refcook,
					    uintptr_t *__defcook,
					    const La_s390_32_regs *__inregs,
					    La_s390_32_retval *__outregs,
					    const char *symname);

__END_DECLS

#else

/* Registers for entry into PLT on s390-64.  */
typedef struct La_s390_64_regs
{
  uint64_t lr_r2;
  uint64_t lr_r3;
  uint64_t lr_r4;
  uint64_t lr_r5;
  uint64_t lr_r6;
  double lr_fp0;
  double lr_fp2;
  double lr_fp4;
  double lr_fp6;
# if defined HAVE_S390_VX_ASM_SUPPORT
  La_s390_vr lr_v24;
  La_s390_vr lr_v25;
  La_s390_vr lr_v26;
  La_s390_vr lr_v27;
  La_s390_vr lr_v28;
  La_s390_vr lr_v29;
  La_s390_vr lr_v30;
  La_s390_vr lr_v31;
# endif
} La_s390_64_regs;

/* Return values for calls from PLT on s390-64.  */
typedef struct La_s390_64_retval
{
  uint64_t lrv_r2;
  double lrv_fp0;
# if defined HAVE_S390_VX_ASM_SUPPORT
  La_s390_vr lrv_v24;
# endif
} La_s390_64_retval;


__BEGIN_DECLS

extern Elf64_Addr la_s390_64_gnu_pltenter (Elf64_Sym *__sym,
					   unsigned int __ndx,
					   uintptr_t *__refcook,
					   uintptr_t *__defcook,
					   La_s390_64_regs *__regs,
					   unsigned int *__flags,
					   const char *__symname,
					   long int *__framesizep);
extern unsigned int la_s390_64_gnu_pltexit (Elf64_Sym *__sym,
					    unsigned int __ndx,
					    uintptr_t *__refcook,
					    uintptr_t *__defcook,
					    const La_s390_64_regs *__inregs,
					    La_s390_64_retval *__outregs,
					    const char *__symname);

__END_DECLS

#endif