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glibc/sysdeps/powerpc/longjmp.c
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/* Copyright (C) 1991,92,94,95,97,98,2000,2002,2004 | |
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, write to the Free | |
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
02111-1307 USA. */ | |
/* Versioned copy of sysdeps/generic/longjmp.c modified for AltiVec support. */ | |
#include <shlib-compat.h> | |
#include <stddef.h> | |
#include <setjmp.h> | |
#include <signal.h> | |
extern void __vmx__longjmp (__jmp_buf __env, int __val) | |
__attribute__ ((noreturn)); | |
extern void __vmx__libc_longjmp (sigjmp_buf env, int val) | |
__attribute__ ((noreturn)); | |
libc_hidden_proto (__vmx__libc_longjmp) | |
/* Set the signal mask to the one specified in ENV, and jump | |
to the position specified in ENV, causing the setjmp | |
call there to return VAL, or 1 if VAL is 0. */ | |
void | |
__vmx__libc_siglongjmp (sigjmp_buf env, int val) | |
{ | |
/* Perform any cleanups needed by the frames being unwound. */ | |
_longjmp_unwind (env, val); | |
if (env[0].__mask_was_saved) | |
/* Restore the saved signal mask. */ | |
(void) __sigprocmask (SIG_SETMASK, &env[0].__saved_mask, | |
(sigset_t *) NULL); | |
/* Call the machine-dependent function to restore machine state. */ | |
__vmx__longjmp (env[0].__jmpbuf, val ?: 1); | |
} | |
strong_alias (__vmx__libc_siglongjmp, __vmx__libc_longjmp) | |
libc_hidden_def (__vmx__libc_longjmp) | |
weak_alias (__vmx__libc_siglongjmp, __vmx_longjmp) | |
weak_alias (__vmx__libc_siglongjmp, __vmxlongjmp) | |
weak_alias (__vmx__libc_siglongjmp, __vmxsiglongjmp) | |
default_symbol_version (__vmx__libc_longjmp, __libc_longjmp, GLIBC_2.3.4); | |
default_symbol_version (__vmx__libc_siglongjmp, __libc_siglongjmp, GLIBC_2.3.4); | |
default_symbol_version (__vmx_longjmp, _longjmp, GLIBC_2.3.4); | |
default_symbol_version (__vmxlongjmp, longjmp, GLIBC_2.3.4); | |
default_symbol_version (__vmxsiglongjmp, siglongjmp, GLIBC_2.3.4); |