about summary refs log tree commit diff
path: root/sysdeps/sh/memset.S
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2000-06-12 20:50:37 +0000
committerUlrich Drepper <drepper@redhat.com>2000-06-12 20:50:37 +0000
commit3846ef75cf3309e2e8264c81fb510cdd54bee4fd (patch)
tree45ad5244c5af4a690d56f41da4ee36d864bc4242 /sysdeps/sh/memset.S
parent55985355ade2a038b567dd9b58153a98384ae703 (diff)
downloadglibc-3846ef75cf3309e2e8264c81fb510cdd54bee4fd.tar.gz
glibc-3846ef75cf3309e2e8264c81fb510cdd54bee4fd.tar.xz
glibc-3846ef75cf3309e2e8264c81fb510cdd54bee4fd.zip
Update.
2000-06-12  Kazumoto Kojima  <kkojima@rr.iij4u.or.jp>
	    Yutaka Niibe  <gniibe@chroot.org>

	* sysdeps/sh/Dist: New file.
	* sysdeps/sh/Implies: New file.
	* sysdeps/sh/gmp-mparam.h: New file.
	* sysdeps/sh/init-first.c: New file.
	* sysdeps/sh/machine-gmon.h: New file.
	* sysdeps/sh/memcpy.S: New file.
	* sysdeps/sh/memprof.h: New file.
	* sysdeps/sh/memset.S: New file.
	* sysdeps/sh/sh3/__longjmp.S: New file.
	* sysdeps/sh/sh3/bits/endian.h: New file.
	* sysdeps/sh/sh3/bits/huge_val.h: New file.
	* sysdeps/sh/sh3/bits/setjmp.h: New file.
	* sysdeps/sh/sh3/bsd-_setjmp.S: New file.
	* sysdeps/sh/sh3/bsd-setjmp.S: New file.
	* sysdeps/sh/sh3/dl-machine.h: New file.
	* sysdeps/sh/sh3/elf/initfini.c: New file.
	* sysdeps/sh/sh3/elf/start.S: New file.
	* sysdeps/sh/sh3/setjmp.S: New file.
	* sysdeps/sh/sh3/sys/ucontext.h: New file.
	* sysdeps/sh/sh4/__longjmp.S: New file.
	* sysdeps/sh/sh4/bits/endian.h: New file.
	* sysdeps/sh/sh4/bits/huge_val.h: New file.
	* sysdeps/sh/sh4/bits/setjmp.h: New file.
	* sysdeps/sh/sh4/bsd-_setjmp.S: New file.
	* sysdeps/sh/sh4/bsd-setjmp.S: New file.
	* sysdeps/sh/sh4/dl-machine.h: New file.
	* sysdeps/sh/sh4/elf/initfini.c: New file.
	* sysdeps/sh/sh4/elf/start.S: New file.
	* sysdeps/sh/sh4/fpu/bits/fenv.h: New file.
	* sysdeps/sh/sh4/fpu/bits/huge_val.h: New file.
	* sysdeps/sh/sh4/fpu/bits/mathdef.h: New file.
	* sysdeps/sh/sh4/fpu/fclrexcpt.c: New file.
	* sysdeps/sh/sh4/fpu/fegetenv.c: New file.
	* sysdeps/sh/sh4/fpu/fegetround.c: New file.
	* sysdeps/sh/sh4/fpu/feholdexcpt.c: New file.
	* sysdeps/sh/sh4/fpu/fesetenv.c: New file.
	* sysdeps/sh/sh4/fpu/fesetround.c: New file.
	* sysdeps/sh/sh4/fpu/fpu_control.h: New file.
	* sysdeps/sh/sh4/fpu/fraiseexcpt.c: New file.
	* sysdeps/sh/sh4/fpu/fsetexcptflg.c: New file.
	* sysdeps/sh/sh4/fpu/ftestexcept.c: New file.
	* sysdeps/sh/sh4/fpu/libm-test-ulps: New file.
	* sysdeps/sh/sh4/setjmp.S: New file.
	* sysdeps/sh/sh4/sys/ucontext.h: New file.
	* sysdeps/sh/strlen.S: New file.
	* sysdeps/sh/sysdep.h: New file.
	* sysdeps/unix/sh/sysdep.S: New file.
	* sysdeps/unix/sh/sysdep.h: New file.
	* sysdeps/unix/sysv/linux/sh/Dist: New file.
	* sysdeps/unix/sysv/linux/sh/Makefile: New file.
	* sysdeps/unix/sysv/linux/sh/Versions: New file.
	* sysdeps/unix/sysv/linux/sh/bits/mman.h: New file.
	* sysdeps/unix/sysv/linux/sh/bits/resource.h: New file.
	* sysdeps/unix/sysv/linux/sh/brk.c: New file.
	* sysdeps/unix/sysv/linux/sh/chown.c: New file.
	* sysdeps/unix/sysv/linux/sh/clone.S: New file.
	* sysdeps/unix/sysv/linux/sh/fchown.c: New file.
	* sysdeps/unix/sysv/linux/sh/fxstat.c: New file.
	* sysdeps/unix/sysv/linux/sh/getegid.c: New file.
	* sysdeps/unix/sysv/linux/sh/geteuid.c: New file.
	* sysdeps/unix/sysv/linux/sh/getgroups.c: New file.
	* sysdeps/unix/sysv/linux/sh/getresgid.c: New file.
	* sysdeps/unix/sysv/linux/sh/getresuid.c: New file.
	* sysdeps/unix/sysv/linux/sh/getrlimit.c: New file.
	* sysdeps/unix/sysv/linux/sh/getrlimit64.c: New file.
	* sysdeps/unix/sysv/linux/sh/getuid.c: New file.
	* sysdeps/unix/sysv/linux/sh/lchown.c: New file.
	* sysdeps/unix/sysv/linux/sh/lxstat.c: New file.
	* sysdeps/unix/sysv/linux/sh/msgctl.c: New file.
	* sysdeps/unix/sysv/linux/sh/oldgetrlimit64.c: New file.
	* sysdeps/unix/sysv/linux/sh/pipe.S: New file.
	* sysdeps/unix/sysv/linux/sh/profil-counter.h: New file.
	* sysdeps/unix/sysv/linux/sh/semctl.c: New file.
	* sysdeps/unix/sysv/linux/sh/setegid.c: New file.
	* sysdeps/unix/sysv/linux/sh/seteuid.c: New file.
	* sysdeps/unix/sysv/linux/sh/setfsgid.c: New file.
	* sysdeps/unix/sysv/linux/sh/setfsuid.c: New file.
	* sysdeps/unix/sysv/linux/sh/setgid.c: New file.
	* sysdeps/unix/sysv/linux/sh/setgroups.c: New file.
	* sysdeps/unix/sysv/linux/sh/setregid.c: New file.
	* sysdeps/unix/sysv/linux/sh/setresgid.c: New file.
	* sysdeps/unix/sysv/linux/sh/setresuid.c: New file.
	* sysdeps/unix/sysv/linux/sh/setreuid.c: New file.
	* sysdeps/unix/sysv/linux/sh/setrlimit.c: New file.
	* sysdeps/unix/sysv/linux/sh/setuid.c: New file.
	* sysdeps/unix/sysv/linux/sh/sh3/register-dump.h: New file.
	* sysdeps/unix/sysv/linux/sh/sh4/register-dump.h: New file.
	* sysdeps/unix/sysv/linux/sh/shmctl.c: New file.
	* sysdeps/unix/sysv/linux/sh/sigcontextinfo.h: New file.
	* sysdeps/unix/sysv/linux/sh/socket.S: New file.
	* sysdeps/unix/sysv/linux/sh/sys/io.h: New file.
	* sysdeps/unix/sysv/linux/sh/sys/ucontext.h: New file.
	* sysdeps/unix/sysv/linux/sh/sys/user.h: New file.
	* sysdeps/unix/sysv/linux/sh/syscalls.list: New file.
	* sysdeps/unix/sysv/linux/sh/sysdep.S: New file.
	* sysdeps/unix/sysv/linux/sh/sysdep.h: New file.
	* sysdeps/unix/sysv/linux/sh/vfork.S: New file.
	* sysdeps/unix/sysv/linux/sh/xstat.c: New file.
Diffstat (limited to 'sysdeps/sh/memset.S')
-rw-r--r--sysdeps/sh/memset.S79
1 files changed, 79 insertions, 0 deletions
diff --git a/sysdeps/sh/memset.S b/sysdeps/sh/memset.S
new file mode 100644
index 0000000000..a44a8f7edd
--- /dev/null
+++ b/sysdeps/sh/memset.S
@@ -0,0 +1,79 @@
+/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Kazumoto Kojima <kkojima@rr.iij4u.or.jp>
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <sysdep.h>
+
+/* void *memset (t, c, len)  */
+
+ENTRY(memset)
+	tst	r6, r6
+	bt/s	end
+	mov	r4, r3
+	mov	#3, r0
+	cmp/hs	r6, r0
+	bt/s	2f
+	and	r4, r0
+	tst	r0, r0
+	bt/s	1f
+	add	r0, r6
+	add	#-1, r0
+	shll2	r0
+	braf	r0
+	add	#-4, r6
+
+	mov.b	r5, @r4
+	add	#1, r4
+	mov.b	r5, @r4
+	add	#1, r4
+	mov.b	r5, @r4
+	add	#1, r4
+1:
+	extu.b	r5, r0
+	shll8	r5
+	or	r5, r0
+	extu.w	r0, r0
+	mov	r0, r5
+	swap.w	r5, r5
+	or	r0, r5
+	
+2:
+	add	#-4, r6
+	cmp/pz	r6
+	bf	afew
+	mov.l	r5, @r4
+	bra	2b
+	add	#4, r4
+
+afew:
+	mov	#-1, r0
+	sub	r6, r0
+	shll2	r0
+	braf	r0
+	nop
+
+	mov.b	r5, @r4
+	add	#1, r4
+	mov.b	r5, @r4
+	add	#1, r4
+	mov.b	r5, @r4
+	add	#1, r4
+end:
+	rts
+	mov	r3, r0
+END(memset)