diff --git a/libc/arch-sh/bionic/sigsetjmp.S b/libc/arch-sh/bionic/sigsetjmp.S
new file mode 100644
index 0000000..f88913a
--- /dev/null
+++ b/libc/arch-sh/bionic/sigsetjmp.S
@@ -0,0 +1,166 @@
+/*	$OpenBSD: sigsetjmp.S,v 1.2 2007/03/02 06:11:54 miod Exp $	*/
+/*	$NetBSD: sigsetjmp.S,v 1.9 2006/01/05 19:21:37 uwe Exp $	*/
+
+/*-
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * William Jolitz.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	from: @(#)setjmp.s	5.1 (Berkeley) 4/23/90
+ */
+
+#include <machine/asm.h>
+#include <machine/setjmp.h>
+
+ENTRY(sigsetjmp)
+	tst	r5,	r5		/* if (savemask == 0) */
+	bt	2f
+
+	/* identical to setjmp */
+	PIC_PROLOGUE(.L_got_1)
+	sts.l	pr,	@-sp
+	mov.l	r4,	@-sp
+	mov.l	r5,	@-sp
+
+	mov.l	.L_sigprocmask_1, r0
+	mov	r4,	r6
+	mov	#1,	r4		/* how = SIG_BLOCK */
+	mov	#0,	r5		/* new = NULL */
+1:	CALL	r0
+	 add	#4,	r6		/* old = &sigmask */
+
+	mov.l	@sp+,	r5
+	mov.l	@sp+,	r4
+	lds.l	@sp+,	pr
+	PIC_EPILOGUE
+
+2:	/* identical to _setjmp except that first word is in r5 */
+#if defined(__SH4__) && !defined(__SH4_NOFPU__)
+	add	#(_JBLEN * 4), r4
+	sts	fpscr,	r1
+	xor	r0,	r0
+	mov.l	r1,	@-r4
+	lds	r0,	fpscr
+	sts.l	fpul,	@-r4
+	fmov.s	fr15,	@-r4
+	fmov.s	fr14,	@-r4
+	fmov.s	fr13,	@-r4
+	fmov.s	fr12,	@-r4
+	frchg
+	fmov.s	fr15,	@-r4
+	fmov.s	fr14,	@-r4
+	fmov.s	fr13,	@-r4
+	fmov.s	fr12,	@-r4
+	lds	r1,	fpscr
+#else
+	add	#((_JBLEN - 10) * 4), r4
+#endif
+	sts.l	mach,	@-r4
+	sts.l	macl,	@-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
+	sts.l	pr,	@-r4
+	add	#-4,	r4		/* skip signal mask */
+	mov.l	r5,	@-r4		/* has signal mask? */
+	rts
+	 xor	r0,	r0
+
+	.align	2
+.L_got_1:		PIC_GOT_DATUM
+.L_sigprocmask_1:	CALL_DATUM(_C_LABEL(sigprocmask), 1b)
+	SET_ENTRY_SIZE(sigsetjmp)
+
+ENTRY(siglongjmp)
+	mov.l	@r4+,	r0
+	tst	r0,	r0
+	bt	2f			/* if no mask */
+
+	/* identical to longjmp */
+	/* we won't return here, so we don't need to save pr and r12 */
+	PIC_PROLOGUE_NOSAVE(.L_got_2)
+	mov.l	r5,	@-sp
+	mov.l	r4,	@-sp
+
+	mov.l	.L_sigprocmask_2, r0
+	mov	r4,	r5		/* new = &sigmask */
+	mov	#3,	r4		/* how = SIG_SETMASK */
+1:	CALL	r0
+	 mov	#0,	r6		/* old = NULL */
+
+	mov.l	@sp+,	r4
+	mov.l	@sp+,	r5
+
+2:	/* identical to _longjmp */
+	add	#4,	r4
+	lds.l	@r4+,	pr
+	mov.l	@r4+,	r8
+	mov.l	@r4+,	r9
+	mov.l	@r4+,	r10
+	mov.l	@r4+,	r11
+	mov.l	@r4+,	r12
+	mov.l	@r4+,	r13
+	mov.l	@r4+,	r14
+	mov.l	@r4+,	r15
+	lds.l	@r4+,	macl
+	lds.l	@r4+,	mach
+#if defined(__SH4__) && !defined(__SH4_NOFPU__)
+	xor	r0, 	r0
+	lds	r0,	fpscr
+	frchg
+	fmov.s	@r4+,	fr12
+	fmov.s	@r4+,	fr13
+	fmov.s	@r4+,	fr14
+	fmov.s	@r4+,	fr15
+	frchg
+	fmov.s	@r4+,	fr12
+	fmov.s	@r4+,	fr13
+	fmov.s	@r4+,	fr14
+	fmov.s	@r4+,	fr15
+	lds.l	@r4+,	fpul
+	lds.l	@r4+,	fpscr
+#endif
+
+	mov	r5,	r0
+	tst	r0,	r0	/* make sure return value is non-zero */
+	bf	.L0
+	add	#1,	r0
+.L0:
+	rts
+	 nop
+
+	.align	2
+.L_got_2:		PIC_GOT_DATUM
+.L_sigprocmask_2:	CALL_DATUM(_C_LABEL(sigprocmask), 1b)
+	SET_ENTRY_SIZE(siglongjmp)