__longjmp implementation for CRIS.

1 files changed, 38 insertions, 0 deletions

diff --git a/sysdeps/cris/__longjmp.S b/sysdeps/cris/__longjmp.S
new file mode 100644
index 0000000000..a6188d02f2
--- /dev/null
+++ b/sysdeps/cris/__longjmp.S
@@ -0,0 +1,38 @@
+/* longjmp for CRIS.
+   Copyright (C) 2001 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>
+
+	.syntax no_register_prefix
+
+/* Saving and restoring CCR is meaningless, so we don't do it.  */
+ENTRY (__longjmp)
+	/* Note that r10 = jmp_buf, r11 = retval.  */
+	move [r10+16*4],srp
+	test.d r11
+	beq 0f                  /* Already a 1 in place. */
+	nop
+	/* Offset for r9, the return value (see setjmp).  */
+	move.d r11,[r10+6*4]
+0:
+	movem [r10],pc
+END (__longjmp)