1 files changed, 55 insertions, 0 deletions
diff --git a/sysdeps/s390/setjmp.S b/sysdeps/s390/setjmp.S
new file mode 100644
index 0000000..af3d360
--- /dev/null
+++ b/sysdeps/s390/setjmp.S
@@ -0,0 +1,55 @@
+/*
+   Copyright (C) 2000 Free Software Foundation, Inc.
+   Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
+   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.  */
+
+#ifndef _ASM
+#define _ASM
+#endif
+
+#include <sysdep.h>
+#include <bits/setjmp.h>
+
+/* Save the current program position in ENV and return 0.  */
+/* R2 = pointer to jmp_buf, R3 = savemask */
+
+/* Binary compatibility entry point. */
+
+ENTRY(__setjmp)
+	sr     %r3,%r3              /* set savemask to zero */
+END (__setjmp)
+
+ENTRY(__sigsetjmp)
+	stm    %r6,%r15,0(%r2)      /* store registers in jmp_buf */
+#ifdef PIC
+	/* We cannot use the PLT, because it requires that %r12 be set, but
+	   we can't save and restore our caller's value.  Instead, we do an
+	   indirect jump through the GOT. */
+	basr   %r1,0
+.L0:    al     %r1,.L1 - .L0(0,%r1) /* get address of global offset table */
+				    /* get address of __sigjmp_save from got */
+	l      %r1,__sigjmp_save@GOT12(0,%r1)
+	br     %r1
+.L1:    .long  _GLOBAL_OFFSET_TABLE_ - .L0
+#else
+	basr   %r1,0
+.L0:    l      %r1,.L1-.L0(0,%r1)   /* load address of __sigjmp_save */
+	br     %r1                  /* tail-call __sigjmp_save */
+.L1:	.long  __sigjmp_save
+#endif
+END (__sigsetjmp)