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authorUlrich Drepper <drepper@redhat.com>2000-12-08 17:27:11 +0000
committerUlrich Drepper <drepper@redhat.com>2000-12-08 17:27:11 +0000
commit104d0bd3ef1ea7a97ae7b3e4a8a63a08b92cfc1c (patch)
tree211aa48f0dbfe5720f4fadaf86e33f9a7dbb5dc8 /sysdeps/alpha/alphaev67/stpncpy.S
parent4e9b4067d74d2d943de6918f39c15eb8f8f11b22 (diff)
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Update.
2000-12-08  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-load.c (fillin_rpath): Don't assume there is '\0' at
	cp + len.  Compute where from dirname.
	Reported by <jreiser@BitWagon.com>.

2000-12-08  Richard Henderson  <rth@twiddle.net>

	* sysdeps/alpha/_mcount.S: Fix typo.
	* sysdeps/alpha/strncpy.S: Likewise.

	* sysdeps/alpha/alphaev6/Implies: New file.
	* sysdeps/alpha/alphaev67/Implies: New file.
	* sysdeps/alpha/alphaev67/ffs.S: New file.
	* sysdeps/alpha/alphaev67/ffsll.S: New file.
	* sysdeps/alpha/alphaev67/rawmemchr.S: New file.
	* sysdeps/alpha/alphaev67/stpcpy.S: New file.
	* sysdeps/alpha/alphaev67/stpncpy.S: New file.
	* sysdeps/alpha/rawmemchr.S: New file.
	* sysdeps/alpha/strcat.S: Tail call to __stxcpy.
	* sysdeps/alpha/strcpy.S: Likewise.

	From GMP 3.1.1:
	* sysdeps/alpha/alphaev6/addmul_1.s: New file.

	From rick.gorton@alpha-processor.com:
	* sysdeps/alpha/alphaev6/memchr.S: New file.
	* sysdeps/alpha/alphaev6/memcpy.S: New file.
	* sysdeps/alpha/alphaev6/memset.S: New file.
	* sysdeps/alpha/alphaev6/stxcpy.S: New file.
	* sysdeps/alpha/alphaev6/stxncpy.S: New file.
	* sysdeps/alpha/alphaev67/strcat.S: New file.
	* sysdeps/alpha/alphaev67/strchr.S: New file.
	* sysdeps/alpha/alphaev67/strlen.S: New file.
	* sysdeps/alpha/alphaev67/strncat.S: New file.
	* sysdeps/alpha/htonl.S: Use a shorter sequence.

2000-12-08  Jakub Jelinek  <jakub@redhat.com>

	* inet/getnameinfo.c (getnameinfo): Fix NI_NOFQDN support.
	Reported by <pspencer@fields.utoronto.ca>.

2000-12-07  Jes Sorensen  <jes@linuxcare.com>

	* sysdeps/ia64/elf/start.S (__data_start): Add __data_start variable.
	Pointed out by Hans Boehm.

2000-12-07  H.J. Lu  <hjl@gnu.org>

	* elf/dl-version.c (match_symbol): Check map->l_name[0] for printing.

2000-12-07  Andreas Jaeger  <aj@suse.de>

	* misc/error.c: Add format attributes for __error and __error_at_line.

	* nscd/dbg_log.h: Add format attribute.

2000-12-08  Ulrich Drepper  <drepper@redhat.com>

	* misc/sys/syslog.h: Add format attributes to syslog and vsyslog.
	Patch by Joseph S. Myers <jsm28@cam.ac.uk>.

	* sysdeps/generic/dl-cache.c (HWCAP_CHECK): Fix access to _dl_hwcap.
	* manual/install.texi: Recommend to set LANGUAGE=C LC_ALL=C during
Diffstat (limited to 'sysdeps/alpha/alphaev67/stpncpy.S')
-rw-r--r--sysdeps/alpha/alphaev67/stpncpy.S116
1 files changed, 116 insertions, 0 deletions
diff --git a/sysdeps/alpha/alphaev67/stpncpy.S b/sysdeps/alpha/alphaev67/stpncpy.S
new file mode 100644
index 0000000000..d648b4db8b
--- /dev/null
+++ b/sysdeps/alpha/alphaev67/stpncpy.S
@@ -0,0 +1,116 @@
+/* Copyright (C) 2000 Free Software Foundation, Inc.
+   Contributed by Richard Henderson (rth@redhat.com)
+
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/* Copy no more then N bytes from SRC to DEST, returning the address of
+   the terminating '\0' in DEST.  */
+
+#include <sysdep.h>
+
+	.arch ev6
+	.set noat
+	.set noreorder
+	.text
+
+ENTRY(__stpncpy)
+	ldgp	gp, 0(pv)
+#ifdef PROF
+	lda	AT, _mcount
+	jsr	AT, (AT), _mcount
+#endif
+	.prologue 1
+
+	mov	a0, v0
+	beq	a2, $zerocount
+
+	.align 4
+	nop
+	nop
+	jsr	t9, __stxncpy	# do the work of the copy
+
+	cttz	t8, t4
+	zapnot	t0, t8, t5
+	andnot	a0, 7, a0
+	bne	a2, $multiword	# do we have full words left?
+
+	subq	t8, 1, t2
+	subq	t10, 1, t3
+	cmpult	zero, t5, t5
+	addq	a0, t4, v0
+
+	or	t2, t8, t2
+	or	t3, t10, t3
+	addq	v0, t5, v0
+	andnot	t3, t2, t3
+
+	zap	t0, t3, t0
+	nop
+	stq	t0, 0(a0)
+	ret
+
+$multiword:
+	subq	t8, 1, t7	# clear the final bits in the prev word
+	cmpult	zero, t5, t5
+	or	t7, t8, t7
+	zapnot	t0, t7, t0
+
+	subq	a2, 1, a2
+	stq	t0, 0(a0)
+	addq	a0, 8, a1
+	beq	a2, 1f		# loop over full words remaining
+
+	nop
+	nop
+	nop
+	blbc	a2, 0f
+
+	stq	zero, 0(a1)
+	subq	a2, 1, a2
+	addq	a1, 8, a1
+	beq	a2, 1f
+
+0:	stq	zero, 0(a1)
+	subq	a2, 2, a2
+	nop
+	nop
+
+	stq	zero, 8(a1)
+	addq	a1, 16, a1
+	nop
+	bne	a2, 0b
+
+1:	ldq	t0, 0(a1)	# clear the leading bits in the final word
+	subq	t10, 1, t7
+	addq	a0, t4, v0
+	nop
+
+	or	t7, t10, t7
+	addq	v0, t5, v0
+	zap	t0, t7, t0
+	stq	t0, 0(a1)
+
+$zerocount:
+	nop
+	nop
+	nop
+	ret
+
+	END(__stpncpy)
+
+weak_alias (__stpncpy, stpncpy)