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-rw-r--r--sysdeps/powerpc/longjmp.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/sysdeps/powerpc/longjmp.c b/sysdeps/powerpc/longjmp.c
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+++ b/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);