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update from main arcive 961210

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This commit is contained in:
Ulrich Drepper 1996-12-11 01:40:18 +00:00
parent 7b2ab4933a
commit c8593c8b66
2 changed files with 18 additions and 19 deletions
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11
sysdeps/alpha/memchr.S
View File

@ -1,7 +1,6 @@
/* Copyright (C) 1996 Free Software Foundation, Inc.
Contributed by David Mosberger (davidm@cs.arizona.edu).
This file is part of the GNU C Library.
Contributed by David Mosberger (davidm@cs.arizona.edu).
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
@ -14,9 +13,9 @@ 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., 675 Mass Ave,
Cambridge, MA 02139, USA. */
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 characters in a memory area. Optimized for the Alpha
architecture:
@ -53,7 +52,6 @@ ENTRY(memchr)
ldq_u t0, 0(a0) # load first quadword (a0 may be misaligned)
addq a0, a2, t4
and a1, 0xff, a1 # a1 = 00000000000000ch
ldq_u t5, -1(t4)
sll a1, 8, t1 # t1 = 000000000000ch00
cmpult a2, 9, t3
or t1, a1, a1 # a1 = 000000000000chch
@ -66,6 +64,7 @@ ENTRY(memchr)
beq t3, $first_quad
ldq_u t5, -1(t4)
extqh t5, a0, t5
mov a0, v0
or t6, t5, t0 # t0 = quadword starting at a0

8
sysdeps/alpha/strncmp.S
View File

@ -62,8 +62,8 @@ $aligned:
ornot t0, t3, t0 # .. e1 :
cmpbge zero, t1, t7 # e0 : bits set iff null found
beq a2, $eoc # .. e1 : check end of count
unop # :
bne t7, $eos # e1 :
subq a2, 1, a2 # e0 :
bne t7, $eos # .. e1 :
/* Aligned compare main loop.
On entry to this basic block:
@ -73,8 +73,8 @@ $aligned:
$a_loop:
xor t0, t1, t2 # e0 :
bne t2, $wordcmp # .. e1 (zdb)
ldq_u t1, 0(a1) # e0 :
ldq_u t0, 0(a0) # .. e1 :
ldq_u t1, 8(a1) # e0 :
ldq_u t0, 8(a0) # .. e1 :
addq a1, 8, a1 # e0 :
addq a0, 8, a0 # .. e1 :
cmpbge zero, t1, t7 # e0 :