Preliminary userland bits for OpenBSD/landisk, many things coming from

NetBSD.

49 files changed, 3275 insertions, 0 deletions

diff --git a/lib/csu/sh/Makefile b/lib/csu/sh/Makefile
new file mode 100644
index 00000000000..f3043e142f8
--- /dev/null
+++ b/lib/csu/sh/Makefile
@@ -0,0 +1,63 @@
+#	$OpenBSD: Makefile,v 1.1 2006/10/10 22:07:10 miod Exp $
+#	from: @(#)Makefile	8.1 (Berkeley) 6/1/93
+
+CFLAGS+=	-DLIBC_SCCS
+OBJS=		crt0.o gcrt0.o crtbegin.o crtend.o crtbeginS.o crtendS.o
+SRCS=		crt0.c crtbegin.c crtbeginS.c crtend.c crtendS.c
+
+ELFDIR=		${.CURDIR}/../common_elf
+.PATH:		${ELFDIR}
+CFLAGS+=	-I${ELFDIR} -I${.CURDIR}
+
+#PICFLAG?=-fpic
+PICFLAG=
+
+all: ${OBJS}
+
+crt0.o: crt0.c
+	@echo ${COMPILE.c} -DCRT0 ${.CURDIR}/crt0.c -o ${.TARGET}
+	@${COMPILE.c} -DCRT0 ${.CURDIR}/crt0.c -o ${.TARGET}.o
+	@${LD} -x -r -o ${.TARGET} ${.TARGET}.o
+	@rm -f ${.TARGET}.o
+
+gcrt0.o: crt0.c
+	@echo ${COMPILE.c} -DMCRT0 ${.CURDIR}/crt0.c -o ${.TARGET}
+	@${COMPILE.c} -DMCRT0 ${.CURDIR}/crt0.c -o ${.TARGET}.o
+	@${LD} -x -r -o ${.TARGET} ${.TARGET}.o
+	@rm -f ${.TARGET}.o
+
+crtbegin.o: crtbegin.c
+	@echo ${COMPILE.c} ${ELFDIR}/crtbegin.c -o ${.TARGET}
+	@${COMPILE.c} ${ELFDIR}/crtbegin.c -o ${.TARGET}.o
+	@${LD} -x -r -o ${.TARGET} ${.TARGET}.o
+	@rm -f ${.TARGET}.o
+
+crtbeginS.o: crtbeginS.c
+	@echo ${COMPILE.c} ${PICFLAG} -DPIC ${ELFDIR}/crtbeginS.c -o ${.TARGET}
+	@${COMPILE.c} ${PICFLAG} -DPIC ${ELFDIR}/crtbeginS.c -o ${.TARGET}.o
+	@${LD} -x -r -o ${.TARGET} ${.TARGET}.o
+	@rm -f ${.TARGET}.o
+
+crtend.o: crtend.c
+	@echo ${COMPILE.c} ${ELFDIR}/crtend.c -o ${.TARGET}
+	@${COMPILE.c} ${ELFDIR}/crtend.c -o ${.TARGET}.o
+	@${LD} -x -r -o ${.TARGET} ${.TARGET}.o
+	@rm -f ${.TARGET}.o
+
+crtendS.o: crtendS.c
+	@echo ${COMPILE.c} ${PICFLAG} -DPIC ${ELFDIR}/crtendS.c -o ${.TARGET}
+	@${COMPILE.c} ${PICFLAG} -DPIC ${ELFDIR}/crtendS.c -o ${.TARGET}.o
+	@${LD} -x -r -o ${.TARGET} ${.TARGET}.o
+	@rm -f ${.TARGET}.o
+
+realinstall:
+	${INSTALL} ${INSTALL_COPY} -o ${BINOWN} -g ${BINGRP} -m 444 ${OBJS} \
+	    ${DESTDIR}/usr/lib
+
+afterdepend:: .depend
+	@(TMP=/tmp/_depend$$$$; \
+	    sed -e 's/^\([^\.]*\).o[ ]*:/\1.o g\1.o:/' \
+	    < .depend > $$TMP; \
+	mv $$TMP .depend)
+
+.include <bsd.prog.mk>
diff --git a/lib/csu/sh/crt0.c b/lib/csu/sh/crt0.c
new file mode 100644
index 00000000000..af87c4d7bf0
--- /dev/null
+++ b/lib/csu/sh/crt0.c
@@ -0,0 +1,122 @@
+/*	$OpenBSD: crt0.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: crt0.c,v 1.10 2004/08/26 21:16:41 thorpej Exp $ */
+
+/*
+ * Copyright (c) 1998 Christos Zoulas
+ * Copyright (c) 1995 Christopher G. Demetriou
+ * All rights reserved.
+ * 
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *          This product includes software developed for the
+ *          NetBSD Project.  See http://www.NetBSD.org/ for
+ *          information about NetBSD.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ * 
+ * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
+ */
+
+#include <sys/cdefs.h>
+#include <sys/param.h>
+
+#include <machine/asm.h>
+#include <stdlib.h>
+
+static char     *_strrchr(const char *, char);
+
+char    **environ;
+
+char * __progname = "";
+
+char __progname_storage[NAME_MAX+1];
+
+#ifdef MCRT0
+extern void     monstartup(u_long, u_long);
+extern void     _mcleanup(void);
+extern unsigned char _etext, _eprol;
+#endif /* MCRT0 */
+
+extern	void	_start(void);
+void		___start(int, char *[], char *[], void *,
+				const void *, void (*)(void));
+
+__asm(	"	.text			\n"
+	"	.align 2		\n"
+	"	.globl _start		\n"
+	"	.globl __start		\n"
+	"_start:			\n"
+	"__start:			\n"
+	"	mov.l	r9,@-r15	\n"
+	"	bra ___start		\n"
+	"	 mov.l	r8,@-r15");
+
+void
+___start(int argc, char **argv, char **envp, void *ps_strings,
+	const void *obj, void (*cleanup)(void))
+{
+	char *s;
+
+ 	environ = envp;
+
+	if ((__progname = argv[0]) != NULL) {   /* NULL ptr if argc = 0 */
+		if ((__progname = _strrchr(__progname, '/')) == NULL)
+			__progname = argv[0];
+		else
+			__progname++;
+		for (s = __progname_storage; *__progname &&
+		    s < &__progname_storage[sizeof __progname_storage - 1]; )
+			*s++ = *__progname++;
+		*s = '\0';
+		__progname = __progname_storage;
+	}
+
+#if 0
+	atexit(cleanup);
+#endif
+#ifdef MCRT0
+	atexit(_mcleanup);
+	monstartup((u_long)&_eprol, (u_long)&_etext);
+#endif	/* MCRT0 */
+
+#ifndef SCRT0
+        __init();
+#endif
+
+__asm("__callmain:");		/* Defined for the benefit of debuggers */
+	exit(main(argc, argv, envp));
+}
+
+static char *
+_strrchr(const char *p, char ch)
+{
+	char *save;
+
+	for (save = NULL;; ++p) {
+		if (*p == ch)
+			save = (char *)p;
+		if (!*p)
+			return(save);
+	}
+	/* NOTREACHED */
+}
+asm ("  .section \".text\" \n_eprol:");
diff --git a/lib/csu/sh/md_init.h b/lib/csu/sh/md_init.h
new file mode 100644
index 00000000000..96da9375c13
--- /dev/null
+++ b/lib/csu/sh/md_init.h
@@ -0,0 +1,68 @@
+/*	$OpenBSD: md_init.h,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: dot_init.h,v 1.3 2005/12/24 22:02:10 perry Exp $	*/
+
+/*-
+ * Copyright (c) 2001 Ross Harvey
+ * All rights reserved.
+ * 
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by the NetBSD
+ *      Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+ */
+
+#define MD_SECTION_PROLOGUE(sect, entry_pt)		    \
+		__asm (					    \
+		".section "#sect",\"ax\",@progbits	\n" \
+		"	.globl " #entry_pt "		\n" \
+		"	.type " #entry_pt ",@function	\n" \
+		#entry_pt":				\n" \
+		"	sts.l	pr, @-r15		\n" \
+		"	.align	2			\n" \
+		"	/* fall thru */			\n" \
+		".previous")
+
+#define MD_SECTION_EPILOGUE(sect)			    \
+		__asm (					    \
+		".section "#sect",\"ax\",@progbits	\n" \
+		"	lds.l	@r15+, pr		\n" \
+		"	rts				\n" \
+		"	nop				\n" \
+		".previous")
+
+/*
+ * We need to put the function pointer in our own constant
+ * pool (otherwise it might be too far away to reference).
+ */
+#define MD_SECT_CALL_FUNC(section, func) \
+__asm(".section " #section "\n"		\
+"    mov.l 1f, r1	\n"		\
+"    mova 2f, r0	\n"		\
+"    braf r1		\n"		\
+"     lds r0, pr	\n"		\
+"0:  .p2align 2		\n"		\
+"1:  .long " #func " - 0b \n"		\
+"2:  .previous");
diff --git a/lib/libc/arch/sh/Makefile.inc b/lib/libc/arch/sh/Makefile.inc
new file mode 100644
index 00000000000..48a20dc9573
--- /dev/null
+++ b/lib/libc/arch/sh/Makefile.inc
@@ -0,0 +1 @@
+#	$OpenBSD: Makefile.inc,v 1.1 2006/10/10 22:07:10 miod Exp $
diff --git a/lib/libc/arch/sh/SYS.h b/lib/libc/arch/sh/SYS.h
new file mode 100644
index 00000000000..823f6c2769b
--- /dev/null
+++ b/lib/libc/arch/sh/SYS.h
@@ -0,0 +1,132 @@
+/*	$OpenBSD: SYS.h,v 1.1 2006/10/10 22:07:10 miod 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: @(#)SYS.h	5.5 (Berkeley) 5/7/91
+ *	$NetBSD: SYS.h,v 1.9 2006/01/06 06:19:20 uwe Exp $
+ */
+
+#include <machine/asm.h>
+#include <sys/syscall.h>
+
+#ifdef __STDC__
+#define	SYSENTRY(x)					\
+	.weak	_C_LABEL(x);				\
+	_C_LABEL(x) = _C_LABEL(_thread_sys_ ## x);	\
+	ENTRY(_thread_sys_ ## x)
+#else
+#define	SYSENTRY(x)					\
+	.weak	_C_LABEL(x);				\
+	_C_LABEL(x) = _C_LABEL(_thread_sys_/**/x);	\
+	ENTRY(_thread_sys_/**/x)
+#endif
+
+#ifdef __STDC__
+#define SYSTRAP(x)					\
+		mov.l	903f, r0;			\
+		.word	0xc380;	/* trapa #0x80; */	\
+		bra	904f;				\
+		 nop;					\
+		.align	2;				\
+	903:	.long	(SYS_ ## x);			\
+	904:
+#else
+#define SYSTRAP(x)					\
+		mov.l	903f, r0;			\
+		trapa	#0x80;				\
+		bra	904f;				\
+		 nop;					\
+		.align	2;				\
+	903:	.long	(SYS_/**/x);			\
+	904:
+#endif
+
+#define	CERROR	_C_LABEL(__cerror)
+
+#define _SYSCALL_NOERROR(x,y)				\
+		SYSENTRY(x);				\
+		SYSTRAP(y)
+
+#ifdef PIC
+
+#define JUMP_CERROR					\
+		mov	r0, r4;				\
+		mov.l	912f, r1;			\
+		mova	912f, r0;			\
+		mov.l	913f, r2;			\
+		add	r1, r0;				\
+		mov.l	@(r0, r2), r3;			\
+		jmp	@r3;				\
+		 nop;					\
+		.align	2;				\
+	912:	.long	_GLOBAL_OFFSET_TABLE_;		\
+	913:	.long	PIC_GOT(CERROR)
+
+#else  /* !PIC */
+
+#define JUMP_CERROR					\
+		mov.l	912f, r3;			\
+		jmp	@r3;				\
+		 mov	r0, r4;				\
+		.align	2;				\
+	912:	.long	CERROR
+
+#endif /* !PIC */
+
+#define _SYSCALL(x,y)					\
+		.text;					\
+	911:	JUMP_CERROR;				\
+		_SYSCALL_NOERROR(x,y);			\
+		bf	911b
+
+#define SYSCALL_NOERROR(x)				\
+		_SYSCALL_NOERROR(x,x)
+
+#define SYSCALL(x)					\
+		_SYSCALL(x,x)
+
+#define PSEUDO_NOERROR(x,y)				\
+		_SYSCALL_NOERROR(x,y);			\
+		rts;					\
+		 nop
+
+#define PSEUDO(x,y)					\
+		_SYSCALL(x,y);				\
+		rts;					\
+		 nop
+
+#define RSYSCALL_NOERROR(x)				\
+		PSEUDO_NOERROR(x,x)
+
+#define RSYSCALL(x)					\
+		PSEUDO(x,x)
+
+	.globl	CERROR
diff --git a/lib/libc/arch/sh/gen/Makefile.inc b/lib/libc/arch/sh/gen/Makefile.inc
new file mode 100644
index 00000000000..cdb96b73edf
--- /dev/null
+++ b/lib/libc/arch/sh/gen/Makefile.inc
@@ -0,0 +1,5 @@
+#	$OpenBSD: Makefile.inc,v 1.1 2006/10/10 22:07:10 miod Exp $
+
+SRCS+=	fabs.c flt_rounds.c fpgetmask.c fpgetround.c fpgetsticky.c \
+	fpsetmask.c fpsetround.c fpsetsticky.c isinf.c isnan.c infinity.c \
+	setjmp.S _setjmp.S sigsetjmp.S
diff --git a/lib/libc/arch/sh/gen/_setjmp.S b/lib/libc/arch/sh/gen/_setjmp.S
new file mode 100644
index 00000000000..09e4f3785d9
--- /dev/null
+++ b/lib/libc/arch/sh/gen/_setjmp.S
@@ -0,0 +1,86 @@
+/*	$OpenBSD: _setjmp.S,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: _setjmp.S,v 1.7 2006/01/05 02:04:41 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>
+
+/*
+ * C library -- _setjmp, _longjmp
+ *
+ *	_longjmp(a,v)
+ * will generate a "return(v)" from the last call to
+ *	_setjmp(a)
+ * by restoring registers from the stack.
+ * The previous signal state is NOT restored.
+ */
+
+ENTRY(_setjmp)
+	add	#((_JB_HAS_MASK + 1) * 4), r4
+	mov	#0, r0
+	mov.l	r0, @-r4		/* no saved signal mask */
+	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
+	rts
+	 xor	r0, r0
+	SET_ENTRY_SIZE(_setjmp)
+
+ENTRY(_longjmp)
+	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
+
+	mov	r5, r0
+	tst	r0, r0
+	bf	.L0
+	add	#1, r0
+.L0:
+	rts
+	 nop
+	SET_ENTRY_SIZE(_longjmp)
diff --git a/lib/libc/arch/sh/gen/fabs.c b/lib/libc/arch/sh/gen/fabs.c
new file mode 100644
index 00000000000..d31572b61fe
--- /dev/null
+++ b/lib/libc/arch/sh/gen/fabs.c
@@ -0,0 +1,26 @@
+/*	$OpenBSD: fabs.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*
+ * Copyright (c) 2006 Miodrag Vallat.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice, this permission notice, and the disclaimer below
+ * appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <math.h>
+
+double
+fabs(double x)
+{
+	__asm__ __volatile__("fabs %0" : "=f"(x));
+	return (x);
+}
diff --git a/lib/libc/arch/sh/gen/flt_rounds.c b/lib/libc/arch/sh/gen/flt_rounds.c
new file mode 100644
index 00000000000..dcee4aeb078
--- /dev/null
+++ b/lib/libc/arch/sh/gen/flt_rounds.c
@@ -0,0 +1,37 @@
+/*	$OpenBSD: flt_rounds.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*
+ * Copyright (c) 2006 Miodrag Vallat.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice, this permission notice, and the disclaimer below
+ * appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <machine/float.h>
+#include <machine/ieeefp.h>
+
+static const int rndmap[] = {
+	1,	/* round to nearest */
+	0,	/* round to zero */
+	2,	/* round to positive infinity */
+	3	/* round to negative infinity */
+};
+
+int
+__flt_rounds()
+{
+	register_t fpscr;
+
+	__asm__ __volatile__ ("sts fpscr, %0" : "=r" (fpscr));
+	return rndmap[fpscr & 0x03];
+}
diff --git a/lib/libc/arch/sh/gen/fpgetmask.c b/lib/libc/arch/sh/gen/fpgetmask.c
new file mode 100644
index 00000000000..b062a3aab1f
--- /dev/null
+++ b/lib/libc/arch/sh/gen/fpgetmask.c
@@ -0,0 +1,29 @@
+/*	$OpenBSD: fpgetmask.c,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*
+ * Copyright (c) 2006 Miodrag Vallat.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice, this permission notice, and the disclaimer below
+ * appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <ieeefp.h>
+
+fp_except
+fpgetmask()
+{
+	register_t fpscr;
+
+	__asm__ __volatile__ ("sts fpscr, %0" : "=r" (fpscr));
+	return ((fpscr >> 7) & 0x1f);
+}
diff --git a/lib/libc/arch/sh/gen/fpgetround.c b/lib/libc/arch/sh/gen/fpgetround.c
new file mode 100644
index 00000000000..d3bf8d55da5
--- /dev/null
+++ b/lib/libc/arch/sh/gen/fpgetround.c
@@ -0,0 +1,29 @@
+/*	$OpenBSD: fpgetround.c,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*
+ * Copyright (c) 2006 Miodrag Vallat.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice, this permission notice, and the disclaimer below
+ * appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <ieeefp.h>
+
+fp_rnd
+fpgetround()
+{
+	register_t fpscr;
+
+	__asm__ __volatile__ ("sts fpscr, %0" : "=r" (fpscr));
+	return (fpscr & 0x3);
+}
diff --git a/lib/libc/arch/sh/gen/fpgetsticky.c b/lib/libc/arch/sh/gen/fpgetsticky.c
new file mode 100644
index 00000000000..a8e65136d2e
--- /dev/null
+++ b/lib/libc/arch/sh/gen/fpgetsticky.c
@@ -0,0 +1,29 @@
+/*	$OpenBSD: fpgetsticky.c,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*
+ * Copyright (c) 2006 Miodrag Vallat.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice, this permission notice, and the disclaimer below
+ * appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <ieeefp.h>
+
+fp_except
+fpgetsticky()
+{
+	register_t fpscr;
+
+	__asm__ __volatile__ ("sts fpscr, %0" : "=r" (fpscr));
+	return ((fpscr >> 2) & 0x1f);
+}
diff --git a/lib/libc/arch/sh/gen/fpsetmask.c b/lib/libc/arch/sh/gen/fpsetmask.c
new file mode 100644
index 00000000000..7e93cae3ef7
--- /dev/null
+++ b/lib/libc/arch/sh/gen/fpsetmask.c
@@ -0,0 +1,31 @@
+/*	$OpenBSD: fpsetmask.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*
+ * Copyright (c) 2006 Miodrag Vallat.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice, this permission notice, and the disclaimer below
+ * appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <ieeefp.h>
+
+fp_except
+fpsetmask(fp_except mask)
+{
+	register_t fpscr, nfpscr;
+
+	__asm__ __volatile__ ("sts fpscr, %0" : "=r" (fpscr));
+	nfpscr = (fpscr & ~(0x1f << 7)) | (mask << 7);
+	__asm__ __volatile__ ("lds %0, fpscr" : : "r" (nfpscr));
+	return ((fpscr >> 7) & 0x1f);
+}
diff --git a/lib/libc/arch/sh/gen/fpsetround.c b/lib/libc/arch/sh/gen/fpsetround.c
new file mode 100644
index 00000000000..dafac3f72be
--- /dev/null
+++ b/lib/libc/arch/sh/gen/fpsetround.c
@@ -0,0 +1,35 @@
+/*	$OpenBSD: fpsetround.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*
+ * Copyright (c) 2006 Miodrag Vallat.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice, this permission notice, and the disclaimer below
+ * appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <ieeefp.h>
+
+fp_rnd
+fpsetround(fp_rnd rnd_dir)
+{
+	register_t fpscr, nfpscr;
+
+	__asm__ __volatile__ ("sts fpscr, %0" : "=r" (fpscr));
+	if (rnd_dir == FP_RN || rnd_dir == FP_RZ) {
+		nfpscr = (fpscr & ~0x03) | rnd_dir;
+		__asm__ __volatile__ ("lds %0, fpscr" : : "r" (nfpscr));
+	}
+	/* else how report an error? */
+
+	return (fpscr & 0x03);
+}
diff --git a/lib/libc/arch/sh/gen/fpsetsticky.c b/lib/libc/arch/sh/gen/fpsetsticky.c
new file mode 100644
index 00000000000..07c1f3be480
--- /dev/null
+++ b/lib/libc/arch/sh/gen/fpsetsticky.c
@@ -0,0 +1,31 @@
+/*	$OpenBSD: fpsetsticky.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*
+ * Copyright (c) 2006 Miodrag Vallat.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice, this permission notice, and the disclaimer below
+ * appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <ieeefp.h>
+
+fp_except
+fpsetsticky(fp_except mask)
+{
+	register_t fpscr, nfpscr;
+
+	__asm__ __volatile__ ("sts fpscr, %0" : "=r" (fpscr));
+	nfpscr = (fpscr & ~(0x1f << 2)) | (mask << 2);
+	__asm__ __volatile__ ("lds %0, fpscr" : : "r" (nfpscr));
+	return ((fpscr >> 2) & 0x1f);
+}
diff --git a/lib/libc/arch/sh/gen/infinity.c b/lib/libc/arch/sh/gen/infinity.c
new file mode 100644
index 00000000000..a8006550db2
--- /dev/null
+++ b/lib/libc/arch/sh/gen/infinity.c
@@ -0,0 +1,9 @@
+/*	$OpenBSD: infinity.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+
+/* infinity.c */
+
+#include <math.h>
+
+/* bytes for +Infinity on a SH4 FPU (double precision) */
+char __infinity[] __attribute__((__aligned__(sizeof(double)))) =
+    { 0x7f, (char)0xf0, 0, 0, 0, 0, 0, 0 };
diff --git a/lib/libc/arch/sh/gen/isinf.c b/lib/libc/arch/sh/gen/isinf.c
new file mode 100644
index 00000000000..5d4ace22288
--- /dev/null
+++ b/lib/libc/arch/sh/gen/isinf.c
@@ -0,0 +1,47 @@
+/*	$OpenBSD: isinf.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+
+/*
+ * Copyright (c) 1992, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This software was developed by the Computer Systems Engineering group
+ * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
+ * contributed to Berkeley.
+ *
+ * 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.
+ */
+
+#include <sys/types.h>
+#include <machine/ieee.h>
+
+int
+isinf(d)
+	double d;
+{
+	struct ieee_double *p = (struct ieee_double *)&d;
+
+	return (p->dbl_exp == DBL_EXP_INFNAN &&
+	    p->dbl_frach == 0 && p->dbl_fracl == 0);
+}
diff --git a/lib/libc/arch/sh/gen/isnan.c b/lib/libc/arch/sh/gen/isnan.c
new file mode 100644
index 00000000000..9c1a98d1018
--- /dev/null
+++ b/lib/libc/arch/sh/gen/isnan.c
@@ -0,0 +1,47 @@
+/*	$OpenBSD: isnan.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+
+/*
+ * Copyright (c) 1992, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This software was developed by the Computer Systems Engineering group
+ * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
+ * contributed to Berkeley.
+ *
+ * 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.
+ */
+
+#include <sys/types.h>
+#include <machine/ieee.h>
+
+int
+isnan(d)
+	double d;
+{
+	struct ieee_double *p = (struct ieee_double *)&d;
+
+	return (p->dbl_exp == DBL_EXP_INFNAN &&
+	    (p->dbl_frach != 0 || p->dbl_fracl != 0));
+}
diff --git a/lib/libc/arch/sh/gen/ldexp.c b/lib/libc/arch/sh/gen/ldexp.c
new file mode 100644
index 00000000000..6c3723ded7c
--- /dev/null
+++ b/lib/libc/arch/sh/gen/ldexp.c
@@ -0,0 +1,140 @@
+/*	$OpenBSD: ldexp.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*
+ * Copyright (c) 1992, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This software was developed by the Computer Systems Engineering group
+ * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
+ * contributed to Berkeley.
+ *
+ * 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: Header: ldexp.c,v 1.1 91/07/07 04:28:19 torek Exp
+ */
+
+#include <sys/types.h>
+#include <machine/ieee.h>
+#include <errno.h>
+
+/*
+ * double ldexp(double val, int exp)
+ * returns: val * (2**exp)
+ */
+double
+ldexp(val, exp)
+	double val;
+	int exp;
+{
+	register int oldexp, newexp, mulexp;
+	union doub {
+		double v;
+		struct ieee_double s;
+	} u, mul;
+
+	/*
+	 * If input is zero, or no change, just return input.
+	 * Likewise, if input is Inf or NaN, just return it.
+	 */
+	u.v = val;
+	oldexp = u.s.dbl_exp;
+	if (val == 0 || exp == 0 || oldexp == DBL_EXP_INFNAN)
+		return (val);
+
+	/*
+	 * Compute new exponent and check for over/under flow.
+	 * Underflow, unfortunately, could mean switching to denormal.
+	 * If result out of range, set ERANGE and return 0 if too small
+	 * or Inf if too big, with the same sign as the input value.
+	 */
+	newexp = oldexp + exp;
+	if (newexp >= DBL_EXP_INFNAN) {
+		/* u.s.dbl_sign = val < 0; -- already set */
+		u.s.dbl_exp = DBL_EXP_INFNAN;
+		u.s.dbl_frach = u.s.dbl_fracl = 0;
+		errno = ERANGE;
+		return (u.v);		/* Inf */
+	}
+	if (newexp <= 0) {
+		/*
+		 * The output number is either a denormal or underflows
+		 * (see comments in machine/ieee.h).
+		 */
+		if (newexp <= -DBL_FRACBITS) {
+			/* u.s.dbl_sign = val < 0; -- already set */
+			u.s.dbl_exp = 0;
+			u.s.dbl_frach = u.s.dbl_fracl = 0;
+			errno = ERANGE;
+			return (u.v);		/* zero */
+		}
+		/*
+		 * We are going to produce a denorm.  Our `exp' argument
+		 * might be as small as -2097, and we cannot compute
+		 * 2^-2097, so we may have to do this as many as three
+		 * steps (not just two, as for positive `exp's below).
+		 */
+		mul.v = 0;
+		while (exp <= -DBL_EXP_BIAS) {
+			mul.s.dbl_exp = 1;
+			val *= mul.v;
+			exp += DBL_EXP_BIAS - 1;
+		}
+		mul.s.dbl_exp = exp + DBL_EXP_BIAS;
+		val *= mul.v;
+		return (val);
+	}
+
+	/*
+	 * Newexp is positive.
+	 *
+	 * If oldexp is zero, we are starting with a denorm, and simply
+	 * adjusting the exponent will produce bogus answers.  We need
+	 * to fix that first.
+	 */
+	if (oldexp == 0) {
+		/*
+		 * Multiply by 2^mulexp to make the number normalizable.
+		 * We cannot multiply by more than 2^1023, but `exp'
+		 * argument might be as large as 2046.  A single
+		 * adjustment, however, will normalize the number even
+		 * for huge `exp's, and then we can use exponent
+		 * arithmetic just as for normal `double's.
+		 */
+		mulexp = exp <= DBL_EXP_BIAS ? exp : DBL_EXP_BIAS;
+		mul.v = 0;
+		mul.s.dbl_exp = mulexp + DBL_EXP_BIAS;
+		val *= mul.v;
+		if (mulexp == exp)
+			return (val);
+		u.v = val;
+		newexp -= mulexp;
+	}
+
+	/*
+	 * Both oldexp and newexp are positive; just replace the
+	 * old exponent with the new one.
+	 */
+	u.s.dbl_exp = newexp;
+	return (u.v);
+}
diff --git a/lib/libc/arch/sh/gen/modf.c b/lib/libc/arch/sh/gen/modf.c
new file mode 100644
index 00000000000..da646541432
--- /dev/null
+++ b/lib/libc/arch/sh/gen/modf.c
@@ -0,0 +1,305 @@
+/*	$OpenBSD: modf.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/* @(#)s_modf.c 5.1 93/09/24 */
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice 
+ * is preserved.
+ * ====================================================
+ */
+
+/*
+ * modf(double x, double *iptr) 
+ * return fraction part of x, and return x's integral part in *iptr.
+ * Method:
+ *	Bit twiddling.
+ *
+ * Exception:
+ *	No exception.
+ */
+
+#include "math.h"
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice 
+ * is preserved.
+ * ====================================================
+ */
+
+/*
+ * from: @(#)fdlibm.h 5.1 93/09/24
+ */
+
+#ifndef _MATH_PRIVATE_H_
+#define _MATH_PRIVATE_H_
+
+#include <sys/types.h>
+#include <machine/endian.h>
+
+/* The original fdlibm code used statements like:
+	n0 = ((*(int*)&one)>>29)^1;		* index of high word *
+	ix0 = *(n0+(int*)&x);			* high word of x *
+	ix1 = *((1-n0)+(int*)&x);		* low word of x *
+   to dig two 32 bit words out of the 64 bit IEEE floating point
+   value.  That is non-ANSI, and, moreover, the gcc instruction
+   scheduler gets it wrong.  We instead use the following macros.
+   Unlike the original code, we determine the endianness at compile
+   time, not at run time; I don't see much benefit to selecting
+   endianness at run time.  */
+
+/* A union which permits us to convert between a double and two 32 bit
+   ints.  */
+
+/*
+ * The arm32 port is little endian except for the FP word order which is
+ * big endian.
+ */
+
+#if (BYTE_ORDER == BIG_ENDIAN) || defined(arm32)
+
+typedef union 
+{
+  double value;
+  struct 
+  {
+    u_int32_t msw;
+    u_int32_t lsw;
+  } parts;
+} ieee_double_shape_type;
+
+#endif
+
+#if (BYTE_ORDER == LITTLE_ENDIAN) && !defined(arm32)
+
+typedef union 
+{
+  double value;
+  struct 
+  {
+    u_int32_t lsw;
+    u_int32_t msw;
+  } parts;
+} ieee_double_shape_type;
+
+#endif
+
+/* Get two 32 bit ints from a double.  */
+
+#define EXTRACT_WORDS(ix0,ix1,d)				\
+do {								\
+  ieee_double_shape_type ew_u;					\
+  ew_u.value = (d);						\
+  (ix0) = ew_u.parts.msw;					\
+  (ix1) = ew_u.parts.lsw;					\
+} while (0)
+
+/* Get the more significant 32 bit int from a double.  */
+
+#define GET_HIGH_WORD(i,d)					\
+do {								\
+  ieee_double_shape_type gh_u;					\
+  gh_u.value = (d);						\
+  (i) = gh_u.parts.msw;						\
+} while (0)
+
+/* Get the less significant 32 bit int from a double.  */
+
+#define GET_LOW_WORD(i,d)					\
+do {								\
+  ieee_double_shape_type gl_u;					\
+  gl_u.value = (d);						\
+  (i) = gl_u.parts.lsw;						\
+} while (0)
+
+/* Set a double from two 32 bit ints.  */
+
+#define INSERT_WORDS(d,ix0,ix1)					\
+do {								\
+  ieee_double_shape_type iw_u;					\
+  iw_u.parts.msw = (ix0);					\
+  iw_u.parts.lsw = (ix1);					\
+  (d) = iw_u.value;						\
+} while (0)
+
+/* Set the more significant 32 bits of a double from an int.  */
+
+#define SET_HIGH_WORD(d,v)					\
+do {								\
+  ieee_double_shape_type sh_u;					\
+  sh_u.value = (d);						\
+  sh_u.parts.msw = (v);						\
+  (d) = sh_u.value;						\
+} while (0)
+
+/* Set the less significant 32 bits of a double from an int.  */
+
+#define SET_LOW_WORD(d,v)					\
+do {								\
+  ieee_double_shape_type sl_u;					\
+  sl_u.value = (d);						\
+  sl_u.parts.lsw = (v);						\
+  (d) = sl_u.value;						\
+} while (0)
+
+/* A union which permits us to convert between a float and a 32 bit
+   int.  */
+
+typedef union
+{
+  float value;
+  u_int32_t word;
+} ieee_float_shape_type;
+
+/* Get a 32 bit int from a float.  */
+
+#define GET_FLOAT_WORD(i,d)					\
+do {								\
+  ieee_float_shape_type gf_u;					\
+  gf_u.value = (d);						\
+  (i) = gf_u.word;						\
+} while (0)
+
+/* Set a float from a 32 bit int.  */
+
+#define SET_FLOAT_WORD(d,i)					\
+do {								\
+  ieee_float_shape_type sf_u;					\
+  sf_u.word = (i);						\
+  (d) = sf_u.value;						\
+} while (0)
+
+/* ieee style elementary functions */
+extern double __ieee754_sqrt(double);			
+extern double __ieee754_acos(double);			
+extern double __ieee754_acosh(double);			
+extern double __ieee754_log(double);			
+extern double __ieee754_atanh(double);			
+extern double __ieee754_asin(double);			
+extern double __ieee754_atan2(double,double);			
+extern double __ieee754_exp(double);
+extern double __ieee754_cosh(double);
+extern double __ieee754_fmod(double,double);
+extern double __ieee754_pow(double,double);
+extern double __ieee754_lgamma_r(double,int *);
+extern double __ieee754_gamma_r(double,int *);
+extern double __ieee754_lgamma(double);
+extern double __ieee754_gamma(double);
+extern double __ieee754_log10(double);
+extern double __ieee754_sinh(double);
+extern double __ieee754_hypot(double,double);
+extern double __ieee754_j0(double);
+extern double __ieee754_j1(double);
+extern double __ieee754_y0(double);
+extern double __ieee754_y1(double);
+extern double __ieee754_jn(int,double);
+extern double __ieee754_yn(int,double);
+extern double __ieee754_remainder(double,double);
+extern int    __ieee754_rem_pio2(double,double*);
+extern double __ieee754_scalb(double,double);
+
+/* fdlibm kernel function */
+extern double __kernel_standard(double,double,int);	
+extern double __kernel_sin(double,double,int);
+extern double __kernel_cos(double,double);
+extern double __kernel_tan(double,double,int);
+extern int    __kernel_rem_pio2(double*,double*,int,int,int,const int*);
+
+
+/* ieee style elementary float functions */
+extern float __ieee754_sqrtf(float);			
+extern float __ieee754_acosf(float);			
+extern float __ieee754_acoshf(float);			
+extern float __ieee754_logf(float);			
+extern float __ieee754_atanhf(float);			
+extern float __ieee754_asinf(float);			
+extern float __ieee754_atan2f(float,float);			
+extern float __ieee754_expf(float);
+extern float __ieee754_coshf(float);
+extern float __ieee754_fmodf(float,float);
+extern float __ieee754_powf(float,float);
+extern float __ieee754_lgammaf_r(float,int *);
+extern float __ieee754_gammaf_r(float,int *);
+extern float __ieee754_lgammaf(float);
+extern float __ieee754_gammaf(float);
+extern float __ieee754_log10f(float);
+extern float __ieee754_sinhf(float);
+extern float __ieee754_hypotf(float,float);
+extern float __ieee754_j0f(float);
+extern float __ieee754_j1f(float);
+extern float __ieee754_y0f(float);
+extern float __ieee754_y1f(float);
+extern float __ieee754_jnf(int,float);
+extern float __ieee754_ynf(int,float);
+extern float __ieee754_remainderf(float,float);
+extern int   __ieee754_rem_pio2f(float,float*);
+extern float __ieee754_scalbf(float,float);
+
+/* float versions of fdlibm kernel functions */
+extern float __kernel_sinf(float,float,int);
+extern float __kernel_cosf(float,float);
+extern float __kernel_tanf(float,float,int);
+extern int   __kernel_rem_pio2f(float*,float*,int,int,int,const int*);
+
+#endif /* _MATH_PRIVATE_H_ */
+#ifdef __STDC__
+static const double one = 1.0;
+#else
+static double one = 1.0;
+#endif
+
+#ifdef __STDC__
+	double modf(double x, double *iptr)
+#else
+	double modf(x, iptr)
+	double x,*iptr;
+#endif
+{
+	int32_t i0,i1,j0;
+	u_int32_t i;
+	EXTRACT_WORDS(i0,i1,x);
+	j0 = ((i0>>20)&0x7ff)-0x3ff;	/* exponent of x */
+	if(j0<20) {			/* integer part in high x */
+	    if(j0<0) {			/* |x|<1 */
+		INSERT_WORDS(*iptr,i0&0x80000000,0);	/* *iptr = +-0 */
+		return x;
+	    } else {
+		i = (0x000fffff)>>j0;
+		if(((i0&i)|i1)==0) {		/* x is integral */
+		    u_int32_t high;
+		    *iptr = x;
+		    GET_HIGH_WORD(high,x);
+		    INSERT_WORDS(x,high&0x80000000,0);	/* return +-0 */
+		    return x;
+		} else {
+		    INSERT_WORDS(*iptr,i0&(~i),0);
+		    return x - *iptr;
+		}
+	    }
+	} else if (j0>51) {		/* no fraction part */
+	    u_int32_t high;
+	    *iptr = x*one;
+	    GET_HIGH_WORD(high,x);
+	    INSERT_WORDS(x,high&0x80000000,0);	/* return +-0 */
+	    return x;
+	} else {			/* fraction part in low x */
+	    i = ((u_int32_t)(0xffffffff))>>(j0-20);
+	    if((i1&i)==0) { 		/* x is integral */
+		u_int32_t high;
+		*iptr = x;
+		GET_HIGH_WORD(high,x);
+		INSERT_WORDS(x,high&0x80000000,0);	/* return +-0 */
+		return x;
+	    } else {
+		INSERT_WORDS(*iptr,i0,i1&(~i));
+		return x - *iptr;
+	    }
+	}
+}
diff --git a/lib/libc/arch/sh/gen/setjmp.S b/lib/libc/arch/sh/gen/setjmp.S
new file mode 100644
index 00000000000..e2d1eff9d16
--- /dev/null
+++ b/lib/libc/arch/sh/gen/setjmp.S
@@ -0,0 +1,127 @@
+/*	$OpenBSD: setjmp.S,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: setjmp.S,v 1.10 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>
+
+/*
+ * C library -- setjmp, longjmp
+ *
+ *	longjmp(a,v)
+ * will generate a "return(v)" from the last call to
+ *	setjmp(a)
+ * by restoring registers from the stack.
+ * The previous signal state is restored.
+ */
+
+ENTRY(setjmp)
+	PIC_PROLOGUE(.L_got_1)
+	sts.l	pr, @-sp
+	mov.l	r4, @-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	#(_JB_SIGMASK * 4), r6	/* old = &sigmask */
+
+	mov.l	@sp+, r4
+	lds.l	@sp+, pr
+	PIC_EPILOGUE
+
+	/* identical to _setjmp except that _JB_HAS_MASK is non-zero */
+	add	#((_JB_HAS_MASK + 1) * 4), r4
+	mov	#1, r0
+	mov.l	r0, @-r4		/* has signal mask */
+	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
+	rts
+	 xor	r0, r0
+
+	.align	2
+.L_got_1:		PIC_GOT_DATUM
+.L_sigprocmask_1:	CALL_DATUM(_C_LABEL(sigprocmask), 1b)
+	SET_ENTRY_SIZE(setjmp)
+
+
+ENTRY(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
+	mov	#3, r4			/* how = SIG_SETMASK */
+	add	#(_JB_SIGMASK * 4), r5	/* new = &sigmask */
+1:	CALL	r0
+	 mov	#0, r6			/* old = NULL */
+
+	mov.l	@sp+, r4
+	mov.l	@sp+, r5
+
+	/* identical to _longjmp */
+	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
+
+	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(longjmp)
diff --git a/lib/libc/arch/sh/gen/sigsetjmp.S b/lib/libc/arch/sh/gen/sigsetjmp.S
new file mode 100644
index 00000000000..2467a3f707b
--- /dev/null
+++ b/lib/libc/arch/sh/gen/sigsetjmp.S
@@ -0,0 +1,127 @@
+/*	$OpenBSD: sigsetjmp.S,v 1.1 2006/10/10 22:07:10 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
+	bt	2f			/* if (savemask == 0) */
+
+	/* identical to longjmp except that _JB_HAS_MASK is in the argument */
+	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	#(_JB_SIGMASK * 4), r6	/* old = &sigmask */
+
+	mov.l	@sp+, r5
+	mov.l	@sp+, r4
+	lds.l	@sp+, pr
+	PIC_EPILOGUE
+
+2:	/* identical to _setjmp except that _JB_HAS_MASK is in the argument */
+	add	#((_JB_HAS_MASK + 1) * 4), r4
+	mov.l	r5, @-r4		/* has signal mask? */
+	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
+	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	@(_JB_HAS_MASK * 4, 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
+	mov	#3, r4			/* how = SIG_SETMASK */
+	add	#(_JB_SIGMASK * 4), r5	/* new = &sigmask */
+1:	CALL	r0
+	 mov	#0, r6			/* old = NULL */
+
+	mov.l	@sp+, r4
+	mov.l	@sp+, r5
+
+2:	/* identical to _longjmp */
+	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
+
+	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)
diff --git a/lib/libc/arch/sh/net/Makefile.inc b/lib/libc/arch/sh/net/Makefile.inc
new file mode 100644
index 00000000000..13bfad7c42f
--- /dev/null
+++ b/lib/libc/arch/sh/net/Makefile.inc
@@ -0,0 +1,4 @@
+#	$OpenBSD: Makefile.inc,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $
+#	$NetBSD: Makefile.inc,v 1.1 2000/01/05 14:07:36 msaitoh Exp $
+
+SRCS+=	htonl.c htons.c ntohl.c ntohs.c
diff --git a/lib/libc/arch/sh/net/htonl.c b/lib/libc/arch/sh/net/htonl.c
new file mode 100644
index 00000000000..04776d7288e
--- /dev/null
+++ b/lib/libc/arch/sh/net/htonl.c
@@ -0,0 +1,58 @@
+/*	$OpenBSD: htonl.c,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: htonl.c,v 1.3 2005/12/24 23:10:08 perry 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: @(#)htonl.s	5.2 (Berkeley) 12/17/90
+ */
+
+#include <sys/types.h>
+#include <machine/endian.h>
+
+#undef htonl
+
+/* hostorder = htonl(netorder) */
+u_int32_t
+htonl(x)
+	u_int32_t x;
+{
+#if BYTE_ORDER == LITTLE_ENDIAN
+	u_int32_t y = 0;
+
+	__asm("swap.b %1, %0" : "=r" (y) : "r" (x));
+	__asm("swap.w %1, %0" : "=r" (y) : "r" (y));
+	__asm("swap.b %1, %0" : "=r" (y) : "r" (y));
+	return y;
+#else
+	return x;
+#endif
+}
diff --git a/lib/libc/arch/sh/net/htons.c b/lib/libc/arch/sh/net/htons.c
new file mode 100644
index 00000000000..5c1f28c8c1e
--- /dev/null
+++ b/lib/libc/arch/sh/net/htons.c
@@ -0,0 +1,52 @@
+/*	$OpenBSD: htons.c,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: htons.c,v 1.3 2005/12/24 23:10:08 perry 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: @(#)htonl.s	5.2 (Berkeley) 12/17/90
+ */
+
+#include <sys/types.h>
+#include <machine/endian.h>
+
+#undef htons
+
+/* netorder = htons(hostorder) */
+u_int16_t
+htons(x)
+	u_int16_t x;
+{
+#if BYTE_ORDER == LITTLE_ENDIAN
+	__asm("swap.b %1, %0" : "=r" (x) :  "r" (x));
+#endif
+	return x;
+}
diff --git a/lib/libc/arch/sh/net/ntohl.c b/lib/libc/arch/sh/net/ntohl.c
new file mode 100644
index 00000000000..427fd3ae95f
--- /dev/null
+++ b/lib/libc/arch/sh/net/ntohl.c
@@ -0,0 +1,58 @@
+/*	$OpenBSD: ntohl.c,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: ntohl.c,v 1.3 2005/12/24 23:10:08 perry 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: @(#)ntohl.s	5.2 (Berkeley) 12/17/90
+ */
+
+#include <sys/types.h>
+#include <machine/endian.h>
+
+#undef ntohl
+
+/* netorder = ntohl(hostorder) */
+u_int32_t
+ntohl(x)
+	u_int32_t x;
+{
+#if BYTE_ORDER == LITTLE_ENDIAN
+	u_int32_t y = 0;
+
+	__asm("swap.b %1, %0" : "=r" (y) : "r" (x));
+	__asm("swap.w %1, %0" : "=r" (y) : "r" (y));
+	__asm("swap.b %1, %0" : "=r" (y) : "r" (y));
+	return y;
+#else
+	return x;
+#endif
+}
diff --git a/lib/libc/arch/sh/net/ntohs.c b/lib/libc/arch/sh/net/ntohs.c
new file mode 100644
index 00000000000..925dd9e603b
--- /dev/null
+++ b/lib/libc/arch/sh/net/ntohs.c
@@ -0,0 +1,52 @@
+/*	$OpenBSD: ntohs.c,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: ntohs.c,v 1.3 2005/12/24 23:10:08 perry 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: @(#)ntohl.s	5.2 (Berkeley) 12/17/90
+ */
+
+#include <sys/types.h>
+#include <machine/endian.h>
+
+#undef ntohs
+
+/* hostorder = ntohs(netorder) */
+u_int16_t
+ntohs(x)
+	u_int16_t x;
+{
+#if BYTE_ORDER == LITTLE_ENDIAN
+	__asm("swap.b %1, %0" : "=r" (x) :  "r" (x));
+#endif
+	return x;
+}
diff --git a/lib/libc/arch/sh/string/Makefile.inc b/lib/libc/arch/sh/string/Makefile.inc
new file mode 100644
index 00000000000..3f8ac34e8b0
--- /dev/null
+++ b/lib/libc/arch/sh/string/Makefile.inc
@@ -0,0 +1,8 @@
+#	$OpenBSD: Makefile.inc,v 1.1 2006/10/10 22:07:10 miod Exp $
+#	$NetBSD: Makefile.inc,v 1.3 2002/11/20 14:23:54 itohy Exp $
+
+SRCS+=	bcmp.c bcopy.S bzero.S ffs.S index.c memchr.c memcmp.c memset.S \
+	rindex.c strcat.c strcmp.c strcpy.c strcspn.c strlen.c \
+	strncat.c strncmp.c strncpy.c strpbrk.c strsep.c \
+	strspn.c strstr.c swab.c strlcpy.c strlcat.c
+SRCS+=	memcpy.S memmove.S
diff --git a/lib/libc/arch/sh/string/bcopy.S b/lib/libc/arch/sh/string/bcopy.S
new file mode 100644
index 00000000000..48efa2a5972
--- /dev/null
+++ b/lib/libc/arch/sh/string/bcopy.S
@@ -0,0 +1,5 @@
+/*	$OpenBSD: bcopy.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: bcopy.S,v 1.3 2006/04/23 00:08:18 uwe Exp $	*/
+
+#define BCOPY
+#include "memcpy.S"
diff --git a/lib/libc/arch/sh/string/bzero.S b/lib/libc/arch/sh/string/bzero.S
new file mode 100644
index 00000000000..db410a81051
--- /dev/null
+++ b/lib/libc/arch/sh/string/bzero.S
@@ -0,0 +1,6 @@
+/*	$OpenBSD: bzero.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: bzero.S,v 1.1 2002/11/20 14:23:54 itohy Exp $	*/
+
+#define BZERO
+#include "memset.S"
+
diff --git a/lib/libc/arch/sh/string/ffs.S b/lib/libc/arch/sh/string/ffs.S
new file mode 100644
index 00000000000..df1a495f469
--- /dev/null
+++ b/lib/libc/arch/sh/string/ffs.S
@@ -0,0 +1,100 @@
+/*	$OpenBSD: ffs.S,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: ffs.S,v 1.1 2005/12/20 19:28:50 christos Exp $	*/
+
+/*-
+ * Copyright (c) 2002 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by ITOH Yasufumi.
+ *
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the NetBSD
+ *	Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+ */
+
+#include <machine/asm.h>
+
+/*
+ * ffs - find first bit set
+ *
+ * This code makes use of ``test 8bit'' and ``shift 8bit'' instructions.
+ * The remaining 8bit is tested in every 2bit.
+ */
+
+ENTRY(ffs)
+	mov	r4,r0		! using r0 specific instructions
+	tst	#0xff,r0
+	bf/s	L8bit
+	mov	#0+1,r1		! ret = 1..8
+
+	tst	r0,r0		! ffs(0) is 0
+	bt	Lzero		! testing here to accelerate ret=1..8 cases
+
+	shlr8	r0
+	tst	#0xff,r0
+	bf/s	L8bit
+	mov	#8+1,r1		! ret = 9..16
+
+	shlr8	r0
+	tst	#0xff,r0
+	bf/s	L8bit
+	mov	#16+1,r1	! ret = 17..24
+
+	shlr8	r0
+	mov	#24+1,r1	! ret = 25..32
+
+L8bit:
+	tst	#0x0f,r0
+	bt	4f
+
+	tst	#0x03,r0
+	bt	2f
+	tst	#0x01,r0	! not bit 0 -> T
+	mov	#0,r0
+	rts
+	 addc	r1,r0		! 0 + r1 + T -> r0
+
+2:	tst	#0x04,r0
+	mov	#2,r0
+	rts
+	 addc	r1,r0
+
+4:	tst	#0x30,r0
+	bt	6f
+	tst	#0x10,r0
+	mov	#4,r0
+	rts
+	 addc	r1,r0
+
+6:	tst	#0x40,r0
+	mov	#6,r0
+	rts
+	 addc	r1,r0
+
+Lzero:	rts
+	 nop
diff --git a/lib/libc/arch/sh/string/memcpy.S b/lib/libc/arch/sh/string/memcpy.S
new file mode 100644
index 00000000000..9d1b89716eb
--- /dev/null
+++ b/lib/libc/arch/sh/string/memcpy.S
@@ -0,0 +1,268 @@
+/*	$OpenBSD: memcpy.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: memcpy.S,v 1.2 2006/04/22 23:53:47 uwe Exp $	*/
+
+/*
+ * Copyright (c) 2000 SHIMIZU Ryo <ryo@misakimix.org>
+ * All rights reserved.
+ *
+ * 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. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+#include <machine/asm.h>
+
+#if !defined(MEMCOPY) && !defined(MEMMOVE) && !defined(BCOPY)
+#define MEMCOPY
+#endif
+
+#if defined(MEMCOPY) || defined(MEMMOVE)
+#define	REG_DST0	r3
+#define	REG_SRC		r5
+#define	REG_DST		r4
+#else
+#define	REG_SRC		r4
+#define	REG_DST		r5
+#endif
+
+#define	REG_LEN		r6
+
+#if defined(MEMCOPY)
+ENTRY(memcpy)
+#elif defined(MEMMOVE)
+ENTRY(memmove)
+#elif defined(BCOPY)
+ENTRY(bcopy)
+#endif
+#ifdef REG_DST0
+	mov	REG_DST,REG_DST0
+#endif
+	cmp/eq	REG_DST,REG_SRC	/* if ( src == dst ) return; */
+	bt/s	bcopy_return
+	cmp/hi	REG_DST,REG_SRC
+	bf/s	bcopy_overlap
+
+	mov	REG_SRC,r0
+	xor	REG_DST,r0
+	and	#3,r0
+	mov	r0,r1
+	tst	r0,r0		/* (src ^ dst) & 3         */
+	bf/s	word_align
+
+longword_align:
+	tst	REG_LEN,REG_LEN	/* if ( len==0 ) return;   */
+	bt/s	bcopy_return
+
+
+	mov	REG_SRC,r0
+	tst	#1,r0		/* if ( src & 1 )          */
+	bt	1f
+	mov.b	@REG_SRC+,r0	/*    *dst++ = *src++;     */
+	add	#-1,REG_LEN
+	mov.b	r0,@REG_DST
+	add	#1,REG_DST
+1:
+
+
+	mov	#1,r0
+	cmp/hi	r0,REG_LEN	/* if ( (len > 1) &&       */
+	bf/s	1f
+	mov	REG_SRC,r0
+	tst	#2,r0		/*      (src & 2) {        */
+	bt	1f
+	mov.w	@REG_SRC+,r0	/*        *((unsigned short*)dst)++ = *((unsigned short*)src)++; */
+	add	#-2,REG_LEN	/*        len -= 2;                                              */
+	mov.w	r0,@REG_DST
+	add	#2,REG_DST	/* }                       */
+1:
+
+
+	mov	#3,r1
+	cmp/hi	r1,REG_LEN	/* while ( len > 3 ) {     */
+	bf/s	no_align_delay
+	tst	REG_LEN,REG_LEN
+2:
+	mov.l	@REG_SRC+,r0	/*   *((unsigned long*)dst)++ = *((unsigned long*)src)++;        */
+	add	#-4,REG_LEN	/*   len -= 4;                                                   */
+	mov.l	r0,@REG_DST
+	cmp/hi	r1,REG_LEN
+	bt/s	2b
+	add	#4,REG_DST	/* }                       */
+
+	bra	no_align_delay
+	tst	REG_LEN,REG_LEN
+
+
+word_align:
+	mov	r1,r0
+	tst	#1,r0
+	bf/s	no_align_delay
+	tst	REG_LEN,REG_LEN	/* if ( len == 0 ) return; */
+	bt	bcopy_return
+
+
+	mov	REG_SRC,r0	/* if ( src & 1 )          */
+	tst	#1,r0
+	bt	1f
+	mov.b	@REG_SRC+,r0	/*    *dst++ = *src++;     */
+	add	#-1,REG_LEN
+	mov.b	r0,@REG_DST
+	add	#1,REG_DST
+1:
+
+
+	mov	#1,r1
+	cmp/hi	r1,REG_LEN	/* while ( len > 1 ) {     */
+	bf/s	no_align_delay
+	tst	REG_LEN,REG_LEN
+2:
+	mov.w	@REG_SRC+,r0	/*   *((unsigned short*)dst)++ = *((unsigned short*)src)++;      */
+	add	#-2,REG_LEN	/*   len -= 2;                                                   */
+	mov.w	r0,@REG_DST
+	cmp/hi	r1,REG_LEN
+	bt/s	2b
+	add	#2,REG_DST	/* }                       */
+
+
+no_align:
+	tst	REG_LEN,REG_LEN	/* while ( len!= ) {       */
+no_align_delay:
+	bt	bcopy_return
+1:
+	mov.b	@REG_SRC+,r0	/*    *dst++ = *src++;     */
+	add	#-1,REG_LEN	/*    len--;               */
+	mov.b	r0,@REG_DST
+	tst	REG_LEN,REG_LEN
+	bf/s	1b
+	add	#1,REG_DST	/* }                       */
+bcopy_return:
+	rts
+#ifdef REG_DST0
+	mov	REG_DST0,r0
+#else
+	nop
+#endif
+
+
+bcopy_overlap:
+	add	REG_LEN,REG_SRC
+	add	REG_LEN,REG_DST
+
+	mov	REG_SRC,r0
+	xor	REG_DST,r0
+	and	#3,r0
+	mov	r0,r1
+	tst	r0,r0		/* (src ^ dst) & 3         */
+	bf/s	ov_word_align
+
+ov_longword_align:
+	tst	REG_LEN,REG_LEN	/* if ( len==0 ) return;   */
+	bt/s	bcopy_return
+
+
+	mov	REG_SRC,r0
+	tst	#1,r0		/* if ( src & 1 )          */
+	bt	1f
+	add	#-1,REG_SRC	/*    *--dst = *--src;     */
+	mov.b	@REG_SRC,r0
+	mov.b	r0,@-REG_DST
+	add	#-1,REG_LEN
+1:
+
+
+	mov	#1,r0
+	cmp/hi	r0,REG_LEN	/* if ( (len > 1) &&       */
+	bf/s	1f
+	mov	REG_SRC,r0
+	tst	#2,r0		/*      (src & 2) {        */
+	bt	1f
+	add	#-2,REG_SRC	/*        *--((unsigned short*)dst) = *--((unsigned short*)src); */
+	mov.w	@REG_SRC,r0
+	add	#-2,REG_LEN	/*        len -= 2;                                              */
+	mov.w	r0,@-REG_DST	/* }                       */
+1:
+
+
+	mov	#3,r1
+	cmp/hi	r1,REG_LEN	/* while ( len > 3 ) {     */
+	bf/s	ov_no_align_delay
+	tst	REG_LEN,REG_LEN
+2:
+	add	#-4,REG_SRC
+	mov.l	@REG_SRC,r0	/*   *((unsigned long*)dst)++ = *((unsigned long*)src)++;        */
+	add	#-4,REG_LEN	/*   len -= 4;                                                   */
+	cmp/hi	r1,REG_LEN
+	bt/s	2b
+	mov.l	r0,@-REG_DST	/* }                       */
+
+	bra	ov_no_align_delay
+	tst	REG_LEN,REG_LEN
+
+
+ov_word_align:
+	mov	r1,r0
+	tst	#1,r0
+	bf/s	ov_no_align_delay
+	tst	REG_LEN,REG_LEN	/* if ( len == 0 ) return; */
+	bt	bcopy_return
+
+
+	mov	REG_SRC,r0	/* if ( src & 1 )          */
+	tst	#1,r0
+	bt	1f
+	add	#-1,REG_SRC
+	mov.b	@REG_SRC,r0	/*    *--dst = *--src;     */
+	add	#-1,REG_LEN
+	mov.b	r0,@-REG_DST
+1:
+
+
+	mov	#1,r1
+	cmp/hi	r1,REG_LEN	/* while ( len > 1 ) {     */
+	bf/s	ov_no_align_delay
+	tst	REG_LEN,REG_LEN
+2:
+	add	#-2,REG_SRC
+	mov.w	@REG_SRC,r0	/*   *--((unsigned short*)dst) = *--((unsigned short*)src);      */
+	add	#-2,REG_LEN	/*   len -= 2;                                                   */
+	cmp/hi	r1,REG_LEN
+	bt/s	2b
+	mov.w	r0,@-REG_DST	/* }                       */
+
+
+ov_no_align:
+	tst	REG_LEN,REG_LEN	/* while ( len!= ) {       */
+ov_no_align_delay:
+	bt	9f
+1:
+	add	#-1,REG_SRC
+	mov.b	@REG_SRC,r0	/*    *--dst = *--src;     */
+	add	#-1,REG_LEN	/*    len--;               */
+	tst	REG_LEN,REG_LEN
+	bf/s	1b
+	mov.b	r0,@-REG_DST	/* }                       */
+9:
+	rts
+#ifdef REG_DST0
+	mov	REG_DST0,r0
+#else
+	nop
+#endif
diff --git a/lib/libc/arch/sh/string/memmove.S b/lib/libc/arch/sh/string/memmove.S
new file mode 100644
index 00000000000..023fc10559d
--- /dev/null
+++ b/lib/libc/arch/sh/string/memmove.S
@@ -0,0 +1,5 @@
+/*	$OpenBSD: memmove.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: memmove.S,v 1.2 2006/04/22 23:53:47 uwe Exp $	*/
+
+#define MEMMOVE
+#include "memcpy.S"
diff --git a/lib/libc/arch/sh/string/memset.S b/lib/libc/arch/sh/string/memset.S
new file mode 100644
index 00000000000..73b0d066908
--- /dev/null
+++ b/lib/libc/arch/sh/string/memset.S
@@ -0,0 +1,295 @@
+/*	$OpenBSD: memset.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: memset.S,v 1.1 2005/12/20 19:28:50 christos Exp $	*/
+
+/*-
+ * Copyright (c) 2002 SHIMIZU Ryo.  All rights reserved.
+ *
+ * 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. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+#include <machine/asm.h>
+
+#define	REG_PTR				r0
+#define	REG_TMP1			r1
+
+#ifdef BZERO
+# define	REG_C			r2
+# define	REG_DST			r4
+# define	REG_LEN			r5
+#else
+# define	REG_DST0		r3
+# define	REG_DST			r4
+# define	REG_C			r5
+# define	REG_LEN			r6
+#endif
+
+#ifdef BZERO
+ENTRY(bzero)
+#else
+ENTRY(memset)
+	mov	REG_DST,REG_DST0	/* for return value */
+#endif
+	/* small amount to fill ? */
+	mov	#28,REG_TMP1
+	cmp/hs	REG_TMP1,REG_LEN	/* if (len >= 28) goto large; */
+	bt/s	large
+	mov	#12,REG_TMP1		/* if (len >= 12) goto small; */
+	cmp/hs	REG_TMP1,REG_LEN
+	bt/s	small
+#ifdef BZERO
+	mov	#0,REG_C
+#endif
+	/* very little fill (0 ~ 11 bytes) */
+	tst	REG_LEN,REG_LEN
+	add	REG_DST,REG_LEN
+	bt/s	done
+	add	#1,REG_DST
+
+	/* unroll 4 loops */
+	cmp/eq	REG_DST,REG_LEN
+1:	mov.b	REG_C,@-REG_LEN
+	bt/s	done
+	cmp/eq	REG_DST,REG_LEN
+	mov.b	REG_C,@-REG_LEN
+	bt/s	done
+	cmp/eq	REG_DST,REG_LEN
+	mov.b	REG_C,@-REG_LEN
+	bt/s	done
+	cmp/eq	REG_DST,REG_LEN
+	mov.b	REG_C,@-REG_LEN
+	bf/s	1b
+	cmp/eq	REG_DST,REG_LEN
+done:
+#ifdef BZERO
+	rts
+	nop
+#else
+	rts
+	mov	REG_DST0,r0
+#endif
+
+
+small:
+	mov	REG_DST,r0
+	tst	#1,r0
+	bt/s	small_aligned
+	mov	REG_DST,REG_TMP1
+	shll	REG_LEN
+	mova	1f,r0			/* 1f must be 4bytes aligned! */
+	add	#16,REG_TMP1		/* REG_TMP1 = dst+16; */
+	sub	REG_LEN,r0
+	jmp	@r0
+	mov	REG_C,r0
+
+	.align	2
+	mov.b	r0,@(15,REG_TMP1)
+	mov.b	r0,@(14,REG_TMP1)
+	mov.b	r0,@(13,REG_TMP1)
+	mov.b	r0,@(12,REG_TMP1)
+	mov.b	r0,@(11,REG_TMP1)
+	mov.b	r0,@(10,REG_TMP1)
+	mov.b	r0,@(9,REG_TMP1)
+	mov.b	r0,@(8,REG_TMP1)
+	mov.b	r0,@(7,REG_TMP1)
+	mov.b	r0,@(6,REG_TMP1)
+	mov.b	r0,@(5,REG_TMP1)
+	mov.b	r0,@(4,REG_TMP1)
+	mov.b	r0,@(3,REG_TMP1)
+	mov.b	r0,@(2,REG_TMP1)
+	mov.b	r0,@(1,REG_TMP1)
+	mov.b	r0,@REG_TMP1
+	mov.b	r0,@(15,REG_DST)
+	mov.b	r0,@(14,REG_DST)
+	mov.b	r0,@(13,REG_DST)
+	mov.b	r0,@(12,REG_DST)
+	mov.b	r0,@(11,REG_DST)
+	mov.b	r0,@(10,REG_DST)
+	mov.b	r0,@(9,REG_DST)
+	mov.b	r0,@(8,REG_DST)
+	mov.b	r0,@(7,REG_DST)
+	mov.b	r0,@(6,REG_DST)
+	mov.b	r0,@(5,REG_DST)
+	mov.b	r0,@(4,REG_DST)
+	mov.b	r0,@(3,REG_DST)
+	mov.b	r0,@(2,REG_DST)
+	mov.b	r0,@(1,REG_DST)
+#ifdef BZERO
+	rts
+1:	mov.b	r0,@REG_DST
+#else
+	mov.b	r0,@REG_DST
+1:	rts
+	mov	REG_DST0,r0
+#endif
+
+
+/* 2 bytes aligned small fill */
+small_aligned:
+#ifndef BZERO
+	extu.b	REG_C,REG_TMP1		/* REG_C = ??????xx, REG_TMP1 = ????00xx */
+	shll8	REG_C			/* REG_C = ????xx00, REG_TMP1 = ????00xx */
+	or	REG_TMP1,REG_C		/* REG_C = ????xxxx */
+#endif
+
+	mov	REG_LEN,r0
+	tst	#1,r0			/* len is aligned? */
+	bt/s	1f
+	add	#-1,r0
+	mov.b	REG_C,@(r0,REG_DST)	/* fill last a byte */
+	mov	r0,REG_LEN
+1:
+
+	mova	1f,r0			/* 1f must be 4bytes aligned! */
+	sub	REG_LEN,r0
+	jmp	@r0
+	mov	REG_C,r0
+
+	.align	2
+	mov.w	r0,@(30,REG_DST)
+	mov.w	r0,@(28,REG_DST)
+	mov.w	r0,@(26,REG_DST)
+	mov.w	r0,@(24,REG_DST)
+	mov.w	r0,@(22,REG_DST)
+	mov.w	r0,@(20,REG_DST)
+	mov.w	r0,@(18,REG_DST)
+	mov.w	r0,@(16,REG_DST)
+	mov.w	r0,@(14,REG_DST)
+	mov.w	r0,@(12,REG_DST)
+	mov.w	r0,@(10,REG_DST)
+	mov.w	r0,@(8,REG_DST)
+	mov.w	r0,@(6,REG_DST)
+	mov.w	r0,@(4,REG_DST)
+	mov.w	r0,@(2,REG_DST)
+#ifdef BZERO
+	rts
+1:	mov.w	r0,@REG_DST
+#else
+	mov.w	r0,@REG_DST
+1:	rts
+	mov	REG_DST0,r0
+#endif
+
+
+
+	.align	2
+large:
+#ifdef BZERO
+	mov	#0,REG_C
+#else
+	extu.b	REG_C,REG_TMP1		/* REG_C = ??????xx, REG_TMP1 = ????00xx */
+	shll8	REG_C			/* REG_C = ????xx00, REG_TMP1 = ????00xx */
+	or	REG_C,REG_TMP1		/* REG_C = ????xx00, REG_TMP1 = ????xxxx */
+	swap.w	REG_TMP1,REG_C		/* REG_C = xxxx????, REG_TMP1 = ????xxxx */
+	xtrct	REG_TMP1,REG_C		/* REG_C = xxxxxxxx */
+#endif
+
+	mov	#3,REG_TMP1
+	tst	REG_TMP1,REG_DST
+	mov	REG_DST,REG_PTR
+	bf/s	unaligned_dst
+	add	REG_LEN,REG_PTR		/* REG_PTR = dst + len; */
+	tst	REG_TMP1,REG_LEN
+	bf/s	unaligned_len
+
+aligned:
+	/* fill 32*n bytes */
+	mov	#32,REG_TMP1
+	cmp/hi	REG_LEN,REG_TMP1
+	bt	9f
+	.align	2
+1:	sub	REG_TMP1,REG_PTR
+	mov.l	REG_C,@REG_PTR
+	sub	REG_TMP1,REG_LEN
+	mov.l	REG_C,@(4,REG_PTR)
+	cmp/hi	REG_LEN,REG_TMP1
+	mov.l	REG_C,@(8,REG_PTR)
+	mov.l	REG_C,@(12,REG_PTR)
+	mov.l	REG_C,@(16,REG_PTR)
+	mov.l	REG_C,@(20,REG_PTR)
+	mov.l	REG_C,@(24,REG_PTR)
+	bf/s	1b
+	mov.l	REG_C,@(28,REG_PTR)
+9:
+
+	/* fill left 4*n bytes */
+	cmp/eq	REG_DST,REG_PTR
+	bt	9f
+	add	#4,REG_DST
+	cmp/eq	REG_DST,REG_PTR
+1:	mov.l	REG_C,@-REG_PTR
+	bt/s	9f
+	cmp/eq	REG_DST,REG_PTR
+	mov.l	REG_C,@-REG_PTR
+	bt/s	9f
+	cmp/eq	REG_DST,REG_PTR
+	mov.l	REG_C,@-REG_PTR
+	bt/s	9f
+	cmp/eq	REG_DST,REG_PTR
+	mov.l	REG_C,@-REG_PTR
+	bf/s	1b
+	cmp/eq	REG_DST,REG_PTR
+9:
+#ifdef BZERO
+	rts
+	nop
+#else
+	rts
+	mov	REG_DST0,r0
+#endif
+
+
+unaligned_dst:
+	mov	#1,REG_TMP1
+	tst	REG_TMP1,REG_DST	/* if (dst & 1) {               */
+	add	#1,REG_TMP1
+	bt/s	2f
+	tst	REG_TMP1,REG_DST
+	mov.b	REG_C,@REG_DST		/*   *dst++ = c;                */
+	add	#1,REG_DST
+	tst	REG_TMP1,REG_DST
+2:					/* }                            */
+					/* if (dst & 2) {               */
+	bt	4f
+	mov.w	REG_C,@REG_DST		/*   *(u_int16_t*)dst++ = c;    */
+	add	#2,REG_DST
+4:					/* }                            */
+
+
+	tst	#3,REG_PTR		/* if (ptr & 3) {               */
+	bt/s	4f			/*                              */
+unaligned_len:
+	tst	#1,REG_PTR		/*   if (ptr & 1) {             */
+	bt/s	2f
+	tst	#2,REG_PTR
+	mov.b	REG_C,@-REG_PTR		/*     --ptr = c;               */
+2:					/*   }                          */
+					/*   if (ptr & 2) {             */
+	bt	4f
+	mov.w	REG_C,@-REG_PTR		/*     *--(u_int16_t*)ptr = c;  */
+4:					/*   }                          */
+					/* }                            */
+
+	mov	REG_PTR,REG_LEN
+	bra	aligned
+	sub	REG_DST,REG_LEN
+
diff --git a/lib/libc/arch/sh/sys/Ovfork.S b/lib/libc/arch/sh/sys/Ovfork.S
new file mode 100644
index 00000000000..d6ea110c1d1
--- /dev/null
+++ b/lib/libc/arch/sh/sys/Ovfork.S
@@ -0,0 +1,63 @@
+/*	$OpenBSD: Ovfork.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: Ovfork.S,v 1.5 2003/08/07 16:42:20 agc 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: @(#)Ovfork.s	5.1 (Berkeley) 4/23/90
+ */
+
+#include "SYS.h"
+
+/*
+ * pid = vfork();
+ *
+ * r1 == 0 in parent process, r1 == 1 in child process.
+ * r0 == pid of child in parent, r0 == pid of parent in child.
+ *
+ */
+SYSENTRY(vfork)
+	mov.l	.L_SYS_vfork, r0
+	trapa	#0x80
+	bf	err
+
+	add	#0xff, r1	/* from 1 to 0 in child, 0 to -1 in parent */
+	rts
+	 and	r1, r0		/* 0 in child, child pid in parent */
+
+err:
+	JUMP_CERROR
+
+	.align	2
+.L_SYS_vfork:
+	.long	SYS_vfork
+
+	SET_ENTRY_SIZE(vfork)
diff --git a/lib/libc/arch/sh/sys/brk.S b/lib/libc/arch/sh/sys/brk.S
new file mode 100644
index 00000000000..282ffc578c2
--- /dev/null
+++ b/lib/libc/arch/sh/sys/brk.S
@@ -0,0 +1,94 @@
+/*	$OpenBSD: brk.S,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: brk.S,v 1.10 2006/01/06 03:58:31 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: @(#)brk.s	5.2 (Berkeley) 12/17/90
+ */
+
+#include "SYS.h"
+
+#ifdef WEAK_ALIAS
+WEAK_ALIAS(brk,_brk)
+#endif
+
+	.data
+	.globl	_C_LABEL(__minbrk)
+	.align	2
+_C_LABEL(__minbrk):
+	.long	_C_LABEL(end)
+
+	.text
+
+SYSENTRY(_brk)
+#ifdef PIC
+	mova	L_GOT, r0
+	mov.l	L_GOT, r2
+	add	r0, r2
+	mov.l	Lminbrk, r0
+	mov.l	@(r0, r2), r0
+	mov.l	@r0, r0
+#else
+	mov.l	Lminbrk, r0
+	mov.l	@r0, r0
+#endif
+	cmp/hs	r4, r0
+	bf	1f
+	mov	r0, r4
+1:
+	mov.l	LSYS_break, r0
+	trapa	#0x80
+	bf	err
+#ifdef PIC
+	mov.l	Lcurbrk, r0
+	mov.l	@(r0, r2), r1
+	xor	r0, r0
+#else
+	xor	r0, r0
+	mov.l	Lcurbrk, r1
+#endif
+	rts
+	mov.l	r4, @r1
+err:
+	JUMP_CERROR
+
+	.align	2
+LSYS_break:	.long	SYS_break
+#ifdef PIC
+L_GOT:		.long	_GLOBAL_OFFSET_TABLE_
+Lminbrk:	.long	_C_LABEL(__minbrk)@GOT
+Lcurbrk:	.long	_C_LABEL(__curbrk)@GOT
+#else
+Lminbrk:	.long	_C_LABEL(__minbrk)
+Lcurbrk:	.long	_C_LABEL(__curbrk)
+#endif
+	SET_ENTRY_SIZE(_brk)
diff --git a/lib/libc/arch/sh/sys/cerror.S b/lib/libc/arch/sh/sys/cerror.S
new file mode 100644
index 00000000000..8c645497b34
--- /dev/null
+++ b/lib/libc/arch/sh/sys/cerror.S
@@ -0,0 +1,83 @@
+/*	$OpenBSD: cerror.S,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: cerror.S,v 1.10 2006/01/06 05:14:39 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: @(#)cerror.s	5.1 (Berkeley) 4/23/90
+ */
+
+#include "SYS.h"
+
+ASENTRY(CERROR)
+#ifdef _REENTRANT
+	mov.l	.L___errno, r1
+	PIC_PROLOGUE(.L_got)
+	sts.l   pr, @-sp
+1:	CALL	r1
+	 mov.l	r4, @-sp	! save error code
+	mov.l	@sp+, r4
+	lds.l   @sp+, pr
+	PIC_EPILOGUE
+	mov.l	r4, @r0
+	mov	#-1, r1
+	rts
+	 mov	#-1, r0
+
+	.align	2
+.L_got:		PIC_GOT_DATUM
+.L___errno:	CALL_DATUM(_C_LABEL(__errno), 1b)
+	SET_ASENTRY_SIZE(cerror)
+
+#else /* !_REENTRANT */
+#ifdef PIC
+	mova	L_GOT, r0
+	mov.l	L_GOT, r1
+	add	r0, r1
+	mov.l	L_errno, r0
+	mov.l	@(r0, r1), r1
+	mov.l	r4, @r1
+#else
+	mov.l	L_errno, r1
+	mov.l	r4, @r1
+#endif
+	mov	#-1, r0
+	rts
+	 mov	#-1, r1
+
+	.align	2
+#ifdef PIC
+L_GOT:		.long	_GLOBAL_OFFSET_TABLE_
+L_errno:	.long	_C_LABEL(errno)@GOT
+#else
+L_errno:	.long	_C_LABEL(errno)
+#endif
+#endif /* !_REENTRANT */
diff --git a/lib/libc/arch/sh/sys/exect.S b/lib/libc/arch/sh/sys/exect.S
new file mode 100644
index 00000000000..929c5ebce03
--- /dev/null
+++ b/lib/libc/arch/sh/sys/exect.S
@@ -0,0 +1,40 @@
+/*	$OpenBSD: exect.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: exect.S,v 1.5 2006/01/06 01:53:30 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: @(#)exect.s	5.1 (Berkeley) 4/23/90
+ */
+
+#include "SYS.h"
+
+PSEUDO(exect,execve)
diff --git a/lib/libc/arch/sh/sys/fork.S b/lib/libc/arch/sh/sys/fork.S
new file mode 100644
index 00000000000..761116c0697
--- /dev/null
+++ b/lib/libc/arch/sh/sys/fork.S
@@ -0,0 +1,59 @@
+/*	$OpenBSD: fork.S,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: fork.S,v 1.10 2006/01/06 05:11:29 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: @(#)fork.s	5.1 (Berkeley) 4/23/90
+ */
+
+#include "SYS.h"
+
+/*
+ * pid = fork();
+ *
+ * r1 == 0 in parent process, r1 == 1 in child process.
+ * r0 == pid of child in parent, r0 == pid of parent in child.
+ *
+ */
+_SYSCALL(fork,fork)
+	mov	#SYS_fork, r0
+	trapa	#0x80
+	bf	err
+
+	add	#0xff, r1	/* from 1 to 0 in child, 0 to -1 in parent */
+	rts
+	 and	r1, r0		/* 0 in child, child pid in parent */
+
+err:
+	JUMP_CERROR
+
+	SET_ENTRY_SIZE(fork)
diff --git a/lib/libc/arch/sh/sys/rfork.S b/lib/libc/arch/sh/sys/rfork.S
new file mode 100644
index 00000000000..746e4c7841e
--- /dev/null
+++ b/lib/libc/arch/sh/sys/rfork.S
@@ -0,0 +1,32 @@
+/*	$OpenBSD: rfork.S,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+
+/*
+ * Copyright (c) 2004 Dale Rahn
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+/* pid = rfork() */
+
+#include "SYS.h"
+
+RSYSCALL(rfork)
diff --git a/lib/libc/arch/sh/sys/sbrk.S b/lib/libc/arch/sh/sys/sbrk.S
new file mode 100644
index 00000000000..1dfcb028fca
--- /dev/null
+++ b/lib/libc/arch/sh/sys/sbrk.S
@@ -0,0 +1,89 @@
+/*	$OpenBSD: sbrk.S,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: sbrk.S,v 1.9 2006/01/06 03:58:31 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: @(#)sbrk.s	5.1 (Berkeley) 4/23/90
+ */
+
+#include "SYS.h"
+
+	.globl	_C_LABEL(end)
+	.globl	_C_LABEL(__curbrk)
+
+#ifdef WEAK_ALIAS
+WEAK_ALIAS(sbrk,_sbrk)
+#endif
+
+	.data
+_C_LABEL(__curbrk):
+	.long	_C_LABEL(end)
+	.text
+
+SYSENTRY(_sbrk)
+	mov	r4, r2
+#ifdef PIC
+	mova	L_GOT, r0
+	mov.l	L_GOT, r3
+	add	r0, r3
+	mov.l	Lcurbrk, r0
+	mov.l	@(r0, r3), r0
+#else
+	mov.l	Lcurbrk, r0
+#endif
+	mov.l	@r0, r0
+	add	r0, r4
+	mov.l	LSYS_break, r0
+	trapa	#0x80
+	bf	err
+#ifdef PIC
+	mov.l	Lcurbrk, r0
+	mov.l	@(r0, r3), r1
+#else
+	mov.l	Lcurbrk, r1
+#endif
+	mov.l	@r1, r0
+	add	r0, r2
+	rts
+	mov.l	r2, @r1
+err:
+	JUMP_CERROR
+
+	.align	2
+LSYS_break:	.long	SYS_break
+#ifdef PIC
+L_GOT:		.long	_GLOBAL_OFFSET_TABLE_
+Lcurbrk:	.long	_C_LABEL(__curbrk)@GOT
+#else
+Lcurbrk:	.long	_C_LABEL(__curbrk)
+#endif
+	SET_ENTRY_SIZE(_sbrk)
diff --git a/lib/libc/arch/sh/sys/sigpending.S b/lib/libc/arch/sh/sys/sigpending.S
new file mode 100644
index 00000000000..37965ac35c9
--- /dev/null
+++ b/lib/libc/arch/sh/sys/sigpending.S
@@ -0,0 +1,37 @@
+/*	$OpenBSD: sigpending.S,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: sigpending.S,v 1.5 2003/08/07 16:42:05 agc Exp $	*/
+
+/*-
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * 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: @(#)sigpending.s	5.1 (Berkeley) 7/1/90
+ */
+
+#include "SYS.h"
+
+RSYSCALL(sigpending)
diff --git a/lib/libc/arch/sh/sys/sigprocmask.S b/lib/libc/arch/sh/sys/sigprocmask.S
new file mode 100644
index 00000000000..88efac381f0
--- /dev/null
+++ b/lib/libc/arch/sh/sys/sigprocmask.S
@@ -0,0 +1,65 @@
+/*	$OpenBSD: sigprocmask.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: sigprocmask.S,v 1.6 2003/08/07 16:42:21 agc 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: @(#)sigprocmask.s	5.2 (Berkeley) 12/17/90
+ */
+
+#include "SYS.h"
+
+SYSENTRY(sigprocmask)
+	mov	r5, r2			/* fetch new sigset pointer */
+	tst	r2, r2			/* check new sigset pointer */
+	bf	1f			/* if not null, indirect */
+	mov	#1, r4			/* SIG_BLOCK */
+	bra	2f
+	nop
+1:	mov.l	@r2, r2			/* fetch indirect ... */
+	mov	r2, r5			/* to new mask arg */
+2:	mov.l	LSYS_sigprocmask, r0
+	trapa	#0x80
+	bf	err
+	mov	r6, r2			/* fetch old mask requested */
+	tst	r2, r2			/* test if old mask requested */
+	bt	out
+	mov.l	r0, @r2			/* store old mask */
+out:
+	xor	r0, r0
+	rts
+	nop
+err:
+	JUMP_CERROR
+
+	.align	2
+LSYS_sigprocmask:
+	.long	SYS_sigprocmask
diff --git a/lib/libc/arch/sh/sys/sigreturn.S b/lib/libc/arch/sh/sys/sigreturn.S
new file mode 100644
index 00000000000..6e9da57b9bc
--- /dev/null
+++ b/lib/libc/arch/sh/sys/sigreturn.S
@@ -0,0 +1,41 @@
+/*	$OpenBSD: sigreturn.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: sigreturn.S,v 1.2 2003/08/07 16:42:05 agc Exp $	*/
+
+/*-
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * 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: @(#)sigreturn.s	5.2 (Berkeley) 12/17/90"
+ */
+
+#include "SYS.h"
+
+/*
+ * We must preserve the state of the registers as the user has set them up.
+ */
+
+RSYSCALL(sigreturn)
diff --git a/lib/libc/arch/sh/sys/sigsuspend.S b/lib/libc/arch/sh/sys/sigsuspend.S
new file mode 100644
index 00000000000..24a4e1ebbe7
--- /dev/null
+++ b/lib/libc/arch/sh/sys/sigsuspend.S
@@ -0,0 +1,55 @@
+/*	$OpenBSD: sigsuspend.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: sigsuspend.S,v 1.5 2003/08/07 16:42:21 agc 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: @(#)sigsuspend.s	5.2 (Berkeley) 12/17/90
+ */
+
+#include "SYS.h"
+
+SYSENTRY(sigsuspend)
+	mov	r4, r0		/* fetch mask arg */
+	mov.l	@r0, r0		/* indirect to mask arg */
+	mov	r0, r4
+	mov.l	LSYS_sigsuspend, r0
+	trapa	#0x80
+	bf	err
+	xor	r0, r0		/* shouldn t happen */
+	rts
+	nop
+err:
+	JUMP_CERROR
+
+	.align	2
+LSYS_sigsuspend:
+	.long	SYS_sigsuspend
diff --git a/lib/libc/arch/sh/sys/syscall.S b/lib/libc/arch/sh/sys/syscall.S
new file mode 100644
index 00000000000..f9c6a47ea2a
--- /dev/null
+++ b/lib/libc/arch/sh/sys/syscall.S
@@ -0,0 +1,40 @@
+/*	$OpenBSD: syscall.S,v 1.1.1.1 2006/10/10 22:07:10 miod Exp $	*/
+/*	$NetBSD: syscall.S,v 1.6 2006/01/06 01:27:23 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: @(#)syscall.s	5.1 (Berkeley) 4/23/90
+ */
+
+#include "SYS.h"
+
+RSYSCALL(syscall)
diff --git a/lib/libkvm/kvm_sh.c b/lib/libkvm/kvm_sh.c
new file mode 100644
index 00000000000..4940acbb7d3
--- /dev/null
+++ b/lib/libkvm/kvm_sh.c
@@ -0,0 +1,76 @@
+/*	$OpenBSD: kvm_sh.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+
+/*
+ * Copyright (c) 2002, Miodrag Vallat.
+ * All rights reserved.
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+#include <sys/param.h>
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <kvm.h>
+
+#include <db.h>
+
+#include "kvm_private.h"
+
+void
+_kvm_freevtop(kvm_t *kd)
+{
+	if (kd->vmst != NULL) {
+		free(kd->vmst);
+		kd->vmst = NULL;
+	}
+}
+
+int
+_kvm_initvtop(kvm_t *kd)
+{
+	return (0);
+}
+
+int
+_kvm_kvatop(kvm_t *kd, u_long va, paddr_t *pa)
+{
+	int offset;
+
+	if (ISALIVE(kd)) {
+		_kvm_err(kd, 0, "vatop called in live kernel!");
+		return (0);
+	}
+
+	/* TODO */
+	return (0);
+}
+
+/*
+ * Translate a physical address to a file offset in the crash dump.
+ */
+off_t
+_kvm_pa2off(kvm_t *kd, paddr_t pa)
+{
+	/* TODO */
+	return (0);
+}
+
diff --git a/lib/libpthread/arch/sh/_atomic_lock.c b/lib/libpthread/arch/sh/_atomic_lock.c
new file mode 100644
index 00000000000..aab3da2c9d1
--- /dev/null
+++ b/lib/libpthread/arch/sh/_atomic_lock.c
@@ -0,0 +1,60 @@
+/*	$OpenBSD: _atomic_lock.c,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+
+/*-
+ * Copyright (c) 2002 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Gregory McGarry.
+ *
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the NetBSD
+ *	Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+ */
+
+#include "spinlock.h"
+
+int
+_atomic_lock(volatile _spinlock_lock_t *lock)
+{
+	_spinlock_lock_t old;
+
+	__asm volatile(
+		"	tas.b	%0	\n"
+		"	mov	#0, %1	\n"
+		"	rotcl	%1	\n"
+		: "=m" (*lock), "=r" (old));
+
+	return (old != _SPINLOCK_UNLOCKED);
+}
+
+int
+_atomic_is_locked(volatile _spinlock_lock_t *lock)
+{
+
+	return (*lock != _SPINLOCK_UNLOCKED);
+}
diff --git a/lib/libpthread/arch/sh/uthread_machdep.h b/lib/libpthread/arch/sh/uthread_machdep.h
new file mode 100644
index 00000000000..10ddc93492c
--- /dev/null
+++ b/lib/libpthread/arch/sh/uthread_machdep.h
@@ -0,0 +1,4 @@
+/*	$OpenBSD: uthread_machdep.h,v 1.1 2006/10/10 22:07:10 miod Exp $	*/
+
+struct _machdep_state {
+};