glibc/sysdeps/vax/memcmp.s

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1995-02-18 01:27:10 +00:00
/*-
* 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.
* 4. 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.
*/
#if defined(LIBC_SCCS) && !defined(lint)
.asciz "@(#)memcmp.s 5.1 (Berkeley) 5/15/90"
#endif /* LIBC_SCCS and not lint */
/* int memcmp(s1, s2, n) */
#include "DEFS.h"
ENTRY(memcmp, 0)
movl 4(ap),r1 /* r1 = s1 */
movq 8(ap),r3 /* r3 = s2; r4 = n */
movzwl $65535,r5
0:
cmpl r4,r5
jgtru 3f /* handle stupid cmpc3 limitation */
cmpc3 r4,(r1),(r3) /* compare */
beql 2f /* done if same (r0 = 0) */
1:
movzbl (r1),r0
movzbl (r3),r2
subl2 r2,r0 /* return *s1 - *s2; s1,s2 unsigned chars */
2:
ret
3:
subl2 r5,r4 /* do 64K; adjust count */
cmpc3 r5,(r1),(r3)
jeql 0b /* loop if same */
jbr 1b
update from main archive 960909 Mon Sep 9 20:31:27 1996 Ulrich Drepper <drepper@cygnus.com> * version.c (banner): Report to bug-glibc@prep not @gnu. Reported by Andreas Jaeger. * libio/stdio.h [!__USE_REENTRANT]: Don't define getc as _IO_getc_unlocked. [__USE_REENTRANT]: Don't define Mon Sep 9 15:59:32 1996 Ulrich Drepper <drepper@cygnus.com> * sysdeps/i386/strrchr.c: Fix bug where NUL byte is not recognized when it is the third byte in the string. Reported by NIIBE Yutaka. * string/tester.c: Add tests for above bug to strlen, strchr, and strrchr tests. Fri Sep 6 21:23:33 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/fpu/e_acos.c: Deansideclized. Include "math_private.h" to get prototype. * sysdeps/m68k/fpu/e_fmod.c: Likewise. * sysdeps/m68k/fpu/k_cos.c: Likewise. * sysdeps/m68k/fpu/k_sin.c: Likewise. * sysdeps/m68k/fpu/k_tan.c: Likewise. * sysdeps/m68k/fpu/k_sin.c: Remove uneeded indirection of __m81_u. * sysdeps/m68k/fpu/k_tan.c: Likewise. Sun Sep 1 18:01:35 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/fpu/__math.h: Check for __NO_M81_MATH_INLINES instead of __NO_MATH_INLINES. (__M81_MATH_INLINES): Renamed from __MATH_INLINES. * sysdeps/m68k/fpu/e_acos.c: Define __NO_M81_MATH_INLINES. * sysdeps/m68k/fpu/e_fmod.c: Likewise. * sysdeps/m68k/fpu/k_cos.c: Likewise. * sysdeps/m68k/fpu/k_sin.c: Likewise. * sysdeps/m68k/fpu/k_tan.c: Likewise. * sysdeps/m68k/fpu/s_atan.c: Likewise. * sysdeps/m68k/fpu/s_frexp.c: Likewise. * sysdeps/m68k/fpu/s_ilogb.c: Likewise. * sysdeps/m68k/fpu/s_isinf.c: Likewise. * sysdeps/m68k/fpu/s_ldexp.c: Likewise. * sysdeps/m68k/fpu/s_modf.c: Likewise. * sysdeps/m68k/fpu/k_cos.c: Use inline version of __cos. * sysdeps/m68k/fpu/k_sin.c: Likewise. * sysdeps/m68k/fpu/k_tan.c: Likewise. Mon Sep 9 12:55:14 1996 Ulrich Drepper <drepper@cygnus.com> * nss/nss_files/files-parse.c (INT_FIELD_MAYBE_NULL): Check for available character before converting number and return with error if none is available. Fri Sep 6 22:09:08 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/sysv/linux/init-first.h: New file, generic implementation for architectures where parameters are passed on stack. * sysdeps/unix/sysv/linux/m68k/init-first.h: Removed. * sysdeps/unix/sysv/linux/i386/init-first.h: Removed. Fri Sep 6 22:05:32 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * configure.in: Remove unneeded sysnames frobbing. Mon Sep 9 05:29:09 1996 Ulrich Drepper <drepper@cygnus.com> * time/zic.c: Update from ADO 96l. * time/africa: Update from ADO 96k. * time/antarctica: Likewise. * time/asia: Likewise. * time/australia: Likewise. * time/europe: Likewise. * time/northamerica: Likewise. * time/southamerica: Likewise. Mon Sep 9 05:03:47 1996 NIIBE Yutaka <gniibe@mri.co.jp> * sysdeps/unix/sysv/linux/i386/init-first.h: Work around buggy gcc <= 2.7.2.1 which optimizes away address operations on weak objects. * nss/nss_files/files-parse.c (INT_FIELD_MAYBE_NULL): New macro. Like INT_FIELD but also accept non-existing field. * shadow/sgetspent_r.c (LINE_PARSER): Use INT_FIELD_MAYBE_NULL for last four fields. * shadow/putspent.c (putspent): Print `:' after numeric value. Mon Sep 9 02:42:48 1996 Richard Henderson <rth@tamu.edu> * libio/stdio.h (BUFSIZ): Define using _IO_BUFSIZ. Sun Sep 8 16:43:56 1996 Ulrich Drepper <drepper@cygnus.com> * Make-dist: Filter out $(add-ons) from $(subdirs). Don't distribute TAGS files. ($(tardir).tar): Remove dist.tar when all is done. * manual/Makefile (distribute): Add libc.info*. * libio/Makefile (distribute): Add Banner. * inet/Makefile (headers): Add netinet/tcp.h. * resolv/Makefile (libresolv-routines): Add getnetnamadr. * crypt-README: Removed. * gnu-stabs.h: Removed. * sysdeps/alpha/copysign.S: Renamed to... * sysdeps/alpha/s_copysign.S: ...this. * sysdeps/alpha/fabs.S: Renamed to... * sysdeps/alpha/s_fabs.S: ...this. * sysdeps/m68k/isinfl.c: Renamed to... * sysdeps/m68k/s_isinfl.c: ...this. * sysdeps/m68k/isnanl.c: Renamed to... * sysdeps/m68k/s_isnanl.c: ...this. * sysdeps/sparc/sqrt.c: Renamed to... * sysdeps/sparc/e_sqrt.c: ...this. Function name now is __ieee754_sqrt. * sysdeps/generic/get_str.c: Removed. * sysdeps/ieee754/cbrt.c: Removed. * sysdeps/ieee754/drem.c: Removed. * sysdeps/ieee754/logb.c: Removed. * sysdeps/ieee754/sqrt.c: Removed. * sysdeps/stub/cbrt.c: Removed. * sysdeps/stub/cos.c: Removed. * sysdeps/stub/drem.c: Removed. * sysdeps/stub/isinf.c: Removed. * sysdeps/stub/isinfl.c: Removed. * sysdeps/stub/isnanl.c: Removed. * sysdeps/stub/logb.c: Removed. * sysdeps/stub/sin.c: Removed. * sysdeps/stub/sqrt.c: Removed. * sysdeps/tahoe/log10.c: Removed. * sysdeps/vax/index.s: Removed. * sysdeps/vax/rindex.s: Removed. * sysdeps/vax/bcmp.s: Removed. * sysdeps/vax/log10.c: Removed. * sysdeps/vax/infnan.c: Removed. * sysdeps/vax/Dist: Add fl.h. * sysdeps/unix/sysv/linux/alpha/Dist: Add llseek.S. * inet/rcmd.c (rcmd): Make messages more uniform. Sun Sep 8 14:15:42 1996 Ulrich Drepper <drepper@cygnus.com> * po/de.po: Update. * po/es.po: Update. * po/ko.po: Update. * po/pl.po: New file. * po/nl.po: New file. take care for a possible clash. Nobody will name the domain
1996-09-10 02:00:15 +00:00
weak_alias (memcmp, bcmp)