about summary refs log tree commit diff
path: root/sysdeps/powerpc/bsd-_setjmp.S
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/powerpc/bsd-_setjmp.S')
-rw-r--r--sysdeps/powerpc/bsd-_setjmp.S29
1 files changed, 29 insertions, 0 deletions
diff --git a/sysdeps/powerpc/bsd-_setjmp.S b/sysdeps/powerpc/bsd-_setjmp.S
new file mode 100644
index 0000000000..90171ea616
--- /dev/null
+++ b/sysdeps/powerpc/bsd-_setjmp.S
@@ -0,0 +1,29 @@
+/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'.  PowerPC version.
+   Copyright (C) 1994, 1997 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/* This just does a tail-call to `__sigsetjmp (ARG, 0)'.
+   We cannot do it in C because it must be a tail-call, so frame-unwinding
+   in setjmp doesn't clobber the state restored by longjmp.  */
+
+#include <sysdep.h>
+
+ENTRY (_setjmp)
+	li 4,0				/* Set second argument to 0.  */
+	b C_SYMBOL_NAME(__sigsetjmp)
+END (_setjmp)