summaryrefslogtreecommitdiff
path: root/libc/sysdeps/linux/sh/setjmp.S
diff options
context:
space:
mode:
authorEric Andersen <andersen@codepoet.org>2001-02-21 18:58:30 +0000
committerEric Andersen <andersen@codepoet.org>2001-02-21 18:58:30 +0000
commit36970cc69149ef3a3f32d57663a14adedaebcbb9 (patch)
treea82e8df0bf9a6771c4b27f9f15c5a2844e8f81ea /libc/sysdeps/linux/sh/setjmp.S
parent93ccb0356b10af44f620ec035fb76fa8a1165c22 (diff)
Add an SH port done by Jean-Yves Avenard of Hewlett-Packard - Embedded
and Personal Systems. Thanks! -Erik
Diffstat (limited to 'libc/sysdeps/linux/sh/setjmp.S')
-rw-r--r--libc/sysdeps/linux/sh/setjmp.S52
1 files changed, 52 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/sh/setjmp.S b/libc/sysdeps/linux/sh/setjmp.S
new file mode 100644
index 000000000..449d936dc
--- /dev/null
+++ b/libc/sysdeps/linux/sh/setjmp.S
@@ -0,0 +1,52 @@
+/* setjmp for SH3.
+ Copyright (C) 1999, 2000 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. */
+
+#include <sysdep.h>
+
+#define _SETJMP_H
+#define _ASM
+#include <bits/setjmp.h>
+
+ENTRY (__sigsetjmp)
+/*
+ .globl __sigsetjmp
+ .align 4
+__sigsetjmp:
+*/
+ /* Save registers */
+ add #(JB_SIZE - 4 * 5), r4
+ stc.l gbr, @-r4
+ sts.l pr, @-r4
+ mov.l r15, @-r4
+ mov.l r14, @-r4
+ mov.l r13, @-r4
+ mov.l r12, @-r4
+ mov.l r11, @-r4
+ mov.l r10, @-r4
+ mov.l r9, @-r4
+ mov.l r8, @-r4
+
+ /* Make a tail call to __sigjmp_save; it takes the same args. */
+ mov.l .L1, r1
+ jmp @r1
+ nop
+ .align 2
+.L1:
+ .long __sigjmp_save
+END (__sigsetjmp)