diff --git a/src/ia64/sigsetjmp.S b/src/ia64/sigsetjmp.S
index e69de29b..0875a4ff 100644
--- a/src/ia64/sigsetjmp.S
+++ b/src/ia64/sigsetjmp.S
@@ -0,0 +1,65 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2003 Hewlett-Packard Co
+	Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#define SIG_BLOCK 0
+
+	.align 32
+
+	.global __sigsetjmp
+	.global sigprocmask
+
+	.proc __sigsetjmp
+
+__sigsetjmp:
+	.prologue
+	.save ar.pfs, r35
+	alloc loc1 = ar.pfs, 2, 3, 3, 0
+	add r16 = 16, in0
+	add out2 = 24, in0
+
+	st8 [in0] = sp, 8		// sigjmp_buf[0] = sp
+	mov out0 = SIG_BLOCK
+	.save rp, loc0
+	mov loc0 = rp
+	.body
+	;;
+	st8 [in0] = loc0, 24		// sigjmp_buf[1] = rp
+	st8 [r16] = in1			// sigjmp_buf[2] = savemask
+	cmp.ne p6, p0 = in1, r0
+
+	mov out1 = r0
+	mov loc2 = ar.bsp
+(p6)	br.call.sptk.many rp = sigprocmask	// sigjmp_buf[3] = sigmask
+	;;
+
+	st8 [in0] = loc2		// sigjmp_buf[4] = bsp
+	mov rp = loc0
+	nop 0
+
+	mov r8 = 0
+	mov.i ar.pfs = loc1
+	br.ret.sptk.many rp
+
+	.endp __sigsetjmp