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-rw-r--r--ports/sysdeps/mips/bsd-setjmp.S41
1 files changed, 41 insertions, 0 deletions
diff --git a/ports/sysdeps/mips/bsd-setjmp.S b/ports/sysdeps/mips/bsd-setjmp.S
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index 0000000000..39f570088f
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+++ b/ports/sysdeps/mips/bsd-setjmp.S
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+/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'.  MIPS version.
+   Copyright (C) 1996, 1997, 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 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, see
+   <http://www.gnu.org/licenses/>.  */
+
+/* This just does a tail-call to `__sigsetjmp (ARG, 1)'.
+   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>
+
+#ifdef __PIC__
+	.option pic2
+#endif
+ENTRY (setjmp)
+	.set	noreorder
+#ifdef __PIC__
+	.cpload t9
+	.set	reorder
+	la	t9, C_SYMBOL_NAME (__sigsetjmp)
+#endif
+	li	a1, 1		/* Pass a second argument of one.  */
+#ifdef __PIC__
+	jr	t9
+#else
+	j	C_SYMBOL_NAME (__sigsetjmp)
+#endif
+	.end	setjmp