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104d0bd3ef
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
102 lines
2.6 KiB
ArmAsm
102 lines
2.6 KiB
ArmAsm
/* Copyright (C) 2000 Free Software Foundation, Inc.
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Contributed by Richard Henderson <rth@tamu.edu>, 1996.
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EV67 optimized by Rick Gorton <rick.gorton@alpha-processor.com>.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Append no more than COUNT characters from the null-terminated string SRC
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to the null-terminated string DST. Always null-terminate the new DST. */
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#include <sysdep.h>
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.arch ev6
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.set noreorder
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.text
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ENTRY(strncat)
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ldgp gp, 0(pv)
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#ifdef PROF
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.set noat
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lda AT, _mcount
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jsr AT, (AT), _mcount
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.set at
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#endif
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.prologue 1
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mov $16, $0 # set up return value
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beq $18, $zerocount # U :
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/* Find the end of the string. */
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ldq_u $1, 0($16) # L : load first quadword ($16 may be misaligned)
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lda $2, -1($31) # E :
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insqh $2, $0, $2 # U :
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andnot $16, 7, $16 # E :
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nop # E :
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or $2, $1, $1 # E :
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nop # E :
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nop # E :
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cmpbge $31, $1, $2 # E : bits set iff byte == 0
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bne $2, $found # U :
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$loop: ldq $1, 8($16) # L :
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addq $16, 8, $16 # E :
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cmpbge $31, $1, $2 # E :
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beq $2, $loop # U :
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$found: cttz $2, $3 # U0 :
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addq $16, $3, $16 # E :
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jsr $23, __stxncpy # L0 :/* Now do the append. */
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/* Worry about the null termination. */
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zapnot $1, $27, $2 # U : was last byte a null?
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cmplt $27, $24, $5 # E : did we fill the buffer completely?
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bne $2, 0f # U :
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ret # L0 :
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0: or $5, $18, $2 # E :
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nop
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bne $2, 2f # U :
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and $24, 0x80, $3 # E : no zero next byte
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nop # E :
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bne $3, 1f # U :
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/* Here there are bytes left in the current word. Clear one. */
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addq $24, $24, $24 # E : end-of-count bit <<= 1
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nop # E :
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2: zap $1, $24, $1 # U :
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nop # E :
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stq_u $1, 0($16) # L :
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ret # L0 :
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1: /* Here we must clear the first byte of the next DST word */
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stb $31, 8($16) # L :
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nop # E :
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nop # E :
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ret # L0 :
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$zerocount:
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nop # E :
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nop # E :
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nop # E :
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ret # L0 :
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END(strncat)
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