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glibc/ports/sysdeps/unix/sysv/linux/alpha/fraiseexcpt.S
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/* Copyright (C) 2004-2012 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/>. */ | |
#include <sysdep.h> | |
#include "kernel_sysinfo.h" | |
.text | |
ENTRY(__feraiseexcept) | |
cfi_startproc | |
PSEUDO_PROLOGUE | |
lda sp, -16(sp) | |
cfi_adjust_cfa_offset(16) | |
ldi v0, __NR_osf_setsysinfo | |
stq a0, 0(sp) | |
mov sp, a1 | |
ldi a0, SSI_IEEE_RAISE_EXCEPTION | |
call_pal PAL_callsys | |
lda sp, 16(sp) | |
cfi_adjust_cfa_offset(-16) | |
/* Here in libm we can't use SYSCALL_ERROR_LABEL. Nor is it clear | |
that we'd want to set errno anyway. All we're required to do is | |
return non-zero on error. Which is exactly A3. */ | |
mov a3, v0 | |
ret | |
END(__feraiseexcept) | |
cfi_endproc | |
#include <shlib-compat.h> | |
#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) | |
strong_alias (__feraiseexcept, __old_feraiseexcept) | |
compat_symbol (libm, __old_feraiseexcept, feraiseexcept, GLIBC_2_1); | |
#endif | |
libm_hidden_ver (__feraiseexcept, feraiseexcept) | |
versioned_symbol (libm, __feraiseexcept, feraiseexcept, GLIBC_2_2); |