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/* Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
#include <tls.h>
/* The following code is only used in the shared library when we
compile the reentrant version. Otherwise each system call defines
each own version. */
/* The syscall stubs jump here when they detect an error. */
#undef CALL_MCOUNT
#define CALL_MCOUNT
.text
ENTRY(__syscall_error)
#ifndef PIC
# if USE___THREAD
# ifndef NOT_IN_libc
# define SYSCALL_ERROR_ERRNO __libc_errno
# else
# define SYSCALL_ERROR_ERRNO errno
# endif
basr %r1,0
0: l %r1,1f-0b(%r1)
ear %r3,%a0
lcr %r2,%r2
st %r2,0(%r1,%r3)
lhi %r2,-1
br %r14
1: .long SYSCALL_ERROR_ERRNO@ntpoff
# elif !defined _LIBC_REENTRANT
basr %r1,0
0: l %r1,1f-0b(%r1)
lcr %r2,%r2
st %r2,0(%r1)
lhi %r2,-1
br %r14
1: .long errno
# else
stm %r13,%r15,52(%r15)
cfi_offset (%r15, -36)
cfi_offset (%r14, -40)
cfi_offset (%r13, -44)
lr %r0,%r15
ahi %r15,-96
cfi_adjust_cfa_offset (96)
lcr %r13,%r2
st %r0,0(%r15)
basr %r1,0
0: l %r1,1f-0b(%r1)
basr %r14,%r1
st %r13,0(%r2)
lm %r13,%r15,148(%r15)
cfi_adjust_cfa_offset (-96)
lhi %r2,-1
br %r14
1: .long __errno_location
#endif
#else
# if RTLD_PRIVATE_ERRNO
basr %r1,0
0: al %r1,1f-0b(%r1)
lcr %r2,%r2
st %r2,0(%r1)
lhi %r2,-1
br %r14
1: .long rtld_errno - 0b
# elif USE___THREAD
# ifndef NOT_IN_libc
# define SYSCALL_ERROR_ERRNO __libc_errno
# else
# define SYSCALL_ERROR_ERRNO errno
# endif
basr %r1,0
0: al %r1,1f-0b(%r1)
ear %r3,%a0
l %r1,SYSCALL_ERROR_ERRNO@gotntpoff(%r1)
lcr %r2,%r2
st %r2,0(%r1,%r3)
lhi %r2,-1
br %r14
1: .long _GLOBAL_OFFSET_TABLE_-0b
# elif !defined _LIBC_REENTRANT
basr %r1,0
0: al %r1,1f-0b(%r1)
l %r1,errno@GOT(%r1)
lcr %r2,%r2
st %r2,0(0,%r1)
lhi %r2,-1
br %r14
1: .long _GLOBAL_OFFSET_TABLE_-0b
# else
stm %r11,%r15,44(%r15)
cfi_offset (%r15, -36)
cfi_offset (%r14, -40)
cfi_offset (%r13, -44)
cfi_offset (%r12, -48)
cfi_offset (%r11, -52)
lr %r0,%r15
ahi %r15,-96
cfi_adjust_cfa_offset (96)
lcr %r11,%r2
st %r0,0(%r15)
basr %r13,0
0: l %r12,1f-0b(%r13)
l %r1,2f-0b(%r13)
la %r12,0(%r12,%r13)
bas %r14,0(%r1,%r13)
st %r11,0(%r2)
lm %r11,%r15,140(%r15)
cfi_adjust_cfa_offset (-96)
lhi %r2,-1
br %r14
1: .long _GLOBAL_OFFSET_TABLE_-0b
2: .long __errno_location@PLT-0b
# endif
#endif
END (__syscall_error)
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