From 104d0bd3ef1ea7a97ae7b3e4a8a63a08b92cfc1c Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 8 Dec 2000 17:27:11 +0000 Subject: Update. 2000-12-08 Jakub Jelinek * elf/dl-load.c (fillin_rpath): Don't assume there is '\0' at cp + len. Compute where from dirname. Reported by . 2000-12-08 Richard Henderson * 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 * inet/getnameinfo.c (getnameinfo): Fix NI_NOFQDN support. Reported by . 2000-12-07 Jes Sorensen * sysdeps/ia64/elf/start.S (__data_start): Add __data_start variable. Pointed out by Hans Boehm. 2000-12-07 H.J. Lu * elf/dl-version.c (match_symbol): Check map->l_name[0] for printing. 2000-12-07 Andreas Jaeger * misc/error.c: Add format attributes for __error and __error_at_line. * nscd/dbg_log.h: Add format attribute. 2000-12-08 Ulrich Drepper * misc/sys/syslog.h: Add format attributes to syslog and vsyslog. Patch by Joseph S. Myers . * sysdeps/generic/dl-cache.c (HWCAP_CHECK): Fix access to _dl_hwcap. * manual/install.texi: Recommend to set LANGUAGE=C LC_ALL=C during --- sysdeps/alpha/alphaev67/strlen.S | 61 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 sysdeps/alpha/alphaev67/strlen.S (limited to 'sysdeps/alpha/alphaev67/strlen.S') diff --git a/sysdeps/alpha/alphaev67/strlen.S b/sysdeps/alpha/alphaev67/strlen.S new file mode 100644 index 0000000000..ac8740fb09 --- /dev/null +++ b/sysdeps/alpha/alphaev67/strlen.S @@ -0,0 +1,61 @@ +/* Copyright (C) 2000 Free Software Foundation, Inc. + Contributed by David Mosberger (davidm@cs.arizona.edu). + EV67 optimized by Rick Gorton . + + 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. */ + +/* Finds length of a 0-terminated string. */ + +#include + + .arch ev6 + .set noreorder + .set noat + +ENTRY(strlen) +#ifdef PROF + ldgp gp, 0(pv) + lda AT, _mcount + jsr AT, (AT), _mcount + .prologue 1 +#else + .prologue 0 +#endif + + ldq_u $1, 0($16) # L : load first quadword ($16 may be misaligned) + lda $2, -1($31) # E : + insqh $2, $16, $2 # U : + andnot $16, 7, $0 # E : + + or $2, $1, $1 # E : + cmpbge $31, $1, $2 # E : $2 <- bitmask: bit i == 1 <==> i-th byte == 0 + nop # E : + bne $2, $found # U : + +$loop: ldq $1, 8($0) # L : + addq $0, 8, $0 # E : addr += 8 + cmpbge $31, $1, $2 # E : + beq $2, $loop # U : + +$found: + cttz $2, $3 # U0 : + addq $0, $3, $0 # E : + subq $0, $16, $0 # E : + ret $31, ($26) # L0 : + + END(strlen) -- cgit 1.4.1