diff options
author | Ulrich Drepper <drepper@redhat.com> | 1999-05-18 10:00:20 +0000 |
---|---|---|
committer | Ulrich Drepper <drepper@redhat.com> | 1999-05-18 10:00:20 +0000 |
commit | 407d26b7053a659c5997cb44e85824647139b884 (patch) | |
tree | 7f442602b80281f7479a20364340cef058575c1e | |
parent | 1acf7665c7b5f1d65b322de82065c4eaec623afe (diff) | |
download | glibc-407d26b7053a659c5997cb44e85824647139b884.tar.gz |
Update.
1999-05-18 Jakub Jelinek <jj@ultra.linux.cz>
* sysdeps/sparc/sparc64/rawmemchr.S: New file.
* sysdeps/sparc/sparc32/sparcv9/rawmemchr.S: New file.
* sysdeps/sparc/sparc64/memchr.S: Fix if the second argument
contains garbage in bits 8-63.
* sysdeps/sparc/sparc64/memset.S: Ditto.
* sysdeps/sparc/sparc64/strchr.S: Ditto.
-rw-r--r-- | ChangeLog | 10 | ||||
-rw-r--r-- | NEWS | 8 | ||||
-rw-r--r-- | linuxthreads/ChangeLog | 6 | ||||
-rw-r--r-- | sysdeps/sparc/sparc32/sparcv9/rawmemchr.S | 4 | ||||
-rw-r--r-- | sysdeps/sparc/sparc64/memchr.S | 35 | ||||
-rw-r--r-- | sysdeps/sparc/sparc64/memset.S | 6 | ||||
-rw-r--r-- | sysdeps/sparc/sparc64/rawmemchr.S | 178 | ||||
-rw-r--r-- | sysdeps/sparc/sparc64/strchr.S | 105 |
8 files changed, 274 insertions, 78 deletions
@@ -1,3 +1,13 @@ +1999-05-18 Jakub Jelinek <jj@ultra.linux.cz> + + * sysdeps/sparc/sparc64/rawmemchr.S: New file. + * sysdeps/sparc/sparc32/sparcv9/rawmemchr.S: New file. + + * sysdeps/sparc/sparc64/memchr.S: Fix if the second argument + contains garbage in bits 8-63. + * sysdeps/sparc/sparc64/memset.S: Ditto. + * sysdeps/sparc/sparc64/strchr.S: Ditto. + 1999-05-18 Ulrich Drepper <drepper@cygnus.com> * sysdeps/wordsize-64/stdint.h (INTPTR_MAX): Add missing ). @@ -1,4 +1,4 @@ -GNU C Library NEWS -- history of user-visible changes. 1999-04-29 +GNU C Library NEWS -- history of user-visible changes. 1999-05-18 Copyright (C) 1992, 93, 94, 95, 96, 97, 98, 99 Free Software Foundation, Inc. See the end for copying conditions. @@ -13,13 +13,13 @@ Version 2.1.1 * New xdr functions are added; some rpc functions are now 64bit clean. -* Fixed a number of bugs. +* Fixed a number of bugs and memory leaks (especially in NIS+ code). * Fixed known incompatibilities with glibc 2.0. -* New functions lock64 and strchrnul. +* New functions lock64, strchrnul, rawmemchr, getutmp and getutmpx. -* Optimized a number of functions. +* Optimized a number of functions (especially the ELF dynamic loader). * Update timezone data files. diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog index 9e30a35ee7..f55212399d 100644 --- a/linuxthreads/ChangeLog +++ b/linuxthreads/ChangeLog @@ -1,3 +1,9 @@ +1999-05-18 Jakub Jelinek <jj@ultra.linux.cz> + + * sysdeps/sparc/sparc64/pt-machine.h (__compare_and_swap): Use + casx not cas, also successful casx returns the old value in rd + and not the new value. + 1999-05-16 Xavier Leroy <Xavier.Leroy@inria.fr> * manager.c: If pthread_create() is given a NULL attribute diff --git a/sysdeps/sparc/sparc32/sparcv9/rawmemchr.S b/sysdeps/sparc/sparc32/sparcv9/rawmemchr.S new file mode 100644 index 0000000000..05c269ecc8 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/rawmemchr.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/rawmemchr.S> diff --git a/sysdeps/sparc/sparc64/memchr.S b/sysdeps/sparc/sparc64/memchr.S index 9adf33ffc6..87e9022779 100644 --- a/sysdeps/sparc/sparc64/memchr.S +++ b/sysdeps/sparc/sparc64/memchr.S @@ -56,37 +56,37 @@ .text .align 32 ENTRY(memchr) - sll %o1, 8, %g3 /* IEU0 Group */ + and %o1, 0xff, %o1 /* IEU0 Group */ #ifdef USE_BPR brz,pn %o2, 12f /* CTI+IEU1 */ #else tst %o2 /* IEU1 */ be,pn %XCC, 12f /* CTI */ - srl %o1, 0, %o1 /* IEU0 */ #endif - add %o0, %o2, %o2 /* IEU0 Group */ - sethi %hi(0x01010101), %g1 /* IEU1 */ + sll %o1, 8, %g3 /* IEU0 Group */ + add %o0, %o2, %o2 /* IEU1 */ - or %g3, %o1, %g3 /* IEU0 Group */ + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + or %g3, %o1, %g3 /* IEU1 */ ldub [%o0], %o3 /* Load */ sllx %g3, 16, %g5 /* IEU0 Group */ - or %g1, %lo(0x01010101), %g1 /* IEU1 */ + or %g1, %lo(0x01010101), %g1 /* IEU1 */ sllx %g1, 32, %g2 /* IEU0 Group */ or %g3, %g5, %g3 /* IEU1 */ sllx %g3, 32, %g5 /* IEU0 Group */ - cmp %o3, %o1 /* IEU1 */ + cmp %o3, %o1 /* IEU1 */ be,pn %xcc, 13f /* CTI */ or %g1, %g2, %g1 /* IEU0 Group */ andcc %o0, 7, %g0 /* IEU1 */ - bne,a,pn %icc, 21f /* CTI */ + bne,a,pn %icc, 21f /* CTI */ add %o0, 1, %o0 /* IEU0 Group */ ldx [%o0], %o3 /* Load Group */ sllx %g1, 7, %g2 /* IEU0 */ - or %g3, %g5, %g3 /* IEU1 */ + or %g3, %g5, %g3 /* IEU1 */ 1: add %o0, 8, %o0 /* IEU0 Group */ xor %o3, %g3, %o4 /* IEU1 */ /* %g1 = 0101010101010101 * @@ -95,49 +95,50 @@ ENTRY(memchr) * %o3 = value * * %o4 = value XOR c */ 2: cmp %o0, %o2 /* IEU1 Group */ - bg,pn %XCC, 11f /* CTI */ + bg,pn %XCC, 11f /* CTI */ ldxa [%o0] ASI_PNF, %o3 /* Load */ sub %o4, %g1, %o5 /* IEU0 Group */ add %o0, 8, %o0 /* IEU1 */ #ifdef EIGHTBIT_NOT_RARE andn %o5, %o4, %o5 /* IEU0 Group */ #endif - andcc %o5, %g2, %g0 /* IEU1 Group */ + andcc %o5, %g2, %g0 /* IEU1 Group */ be,a,pt %xcc, 2b /* CTI */ xor %o3, %g3, %o4 /* IEU0 */ srlx %o4, 56, %g5 /* IEU0 */ - andcc %g5, 0xff, %g0 /* IEU1 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 3f /* CTI */ srlx %o4, 48, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ - be,pn %icc, 4f /* CTI */ + be,pn %icc, 4f /* CTI */ srlx %o4, 40, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 5f /* CTI */ - srlx %o4, 32, %g5 /* IEU0 */ + srlx %o4, 32, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 6f /* CTI */ srlx %o4, 24, %g5 /* IEU0 */ - andcc %g5, 0xff, %g0 /* IEU1 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 7f /* CTI */ srlx %o4, 16, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ - be,pn %icc, 8f /* CTI */ + be,pn %icc, 8f /* CTI */ srlx %o4, 8, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 9f /* CTI */ - andcc %o4, 0xff, %g0 /* IEU1 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ bne,pt %icc, 2b /* CTI */ xor %o3, %g3, %o4 /* IEU0 */ retl /* CTI+IEU1 Group */ + add %o0, -9, %o0 /* IEU0 */ .align 16 diff --git a/sysdeps/sparc/sparc64/memset.S b/sysdeps/sparc/sparc64/memset.S index 8106a5c999..c2b23647f5 100644 --- a/sysdeps/sparc/sparc64/memset.S +++ b/sysdeps/sparc/sparc64/memset.S @@ -38,11 +38,9 @@ .text .align 32 ENTRY(memset) -#ifndef USE_BPR - srl %o1, 0, %o1 + andcc %o1, 0xff, %o1 mov %o0, %g3 -#endif - brz,a,pt %o1, 50f + be,a,pt %icc, 50f #ifndef USE_BPR srl %o2, 0, %o1 #else diff --git a/sysdeps/sparc/sparc64/rawmemchr.S b/sysdeps/sparc/sparc64/rawmemchr.S new file mode 100644 index 0000000000..8f48ed940a --- /dev/null +++ b/sysdeps/sparc/sparc64/rawmemchr.S @@ -0,0 +1,178 @@ +/* rawmemchr (str, ch) -- Return pointer to first occurrence of CH in STR. + For SPARC v9. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz>. + + This version is developed using the same algorithm as the fast C + version which carries the following introduction: + + Based on strlen implementation by Torbjorn Granlund (tege@sics.se), + with help from Dan Sahlin (dan@sics.se) and + commentary by Jim Blandy (jimb@ai.mit.edu); + adaptation to memchr suggested by Dick Karpinski (dick@cca.ucsf.edu), + and implemented by Roland McGrath (roland@ai.mit.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 + 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. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(__rawmemchr) + and %o1, 0xff, %o1 /* IEU0 Group */ + sethi %hi(0x01010101), %g1 /* IEU1 */ + ldub [%o0], %o3 /* Load */ + sll %o1, 8, %o4 /* IEU0 Group */ + + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + sllx %g1, 32, %g2 /* IEU0 Group */ + or %o4, %o1, %o4 /* IEU1 */ + andcc %o0, 7, %g0 /* IEU1 Group */ + + sll %o4, 16, %g5 /* IEU0 */ + or %o4, %g5, %o4 /* IEU0 Group */ + or %g1, %g2, %g1 /* IEU1 */ + bne,pn %icc, 32f /* CTI */ + + sllx %o4, 32, %g5 /* IEU0 Group */ + cmp %o3, %o1 /* IEU1 */ + be,pn %icc, 30f /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ + +18: ldx [%o0], %o3 /* Load */ + or %o4, %g5, %o4 /* IEU1 */ + add %o0, 8, %o0 /* IEU0 Group */ +19: xor %o3, %o4, %o3 /* IEU0 Group */ + + sub %o3, %g1, %o2 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g7 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %g7, %g2, %g0 /* IEU1 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ +#endif + be,pt %xcc, 19b /* CTI */ + + add %o0, 8, %o0 /* IEU0 */ + addcc %o2, %g1, %g3 /* IEU1 Group */ + srlx %o2, 32, %o2 /* IEU0 */ +20: andcc %o2, %g2, %g0 /* IEU1 Group */ + + be,pn %xcc, 21f /* CTI */ + srlx %g3, 56, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 29f /* CTI */ + + srlx %g3, 48, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 28f /* CTI */ + srlx %g3, 40, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 27f /* CTI */ + srlx %g3, 32, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 26f /* CTI */ +21: srlx %g3, 24, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 25f /* CTI */ + + srlx %g3, 16, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 24f /* CTI */ + srlx %g3, 8, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 23f /* CTI */ + xor %o3, %o4, %o3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 22f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ + + be,pt %xcc, 19b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + addcc %o2, %g1, %g3 /* IEU1 Group */ + ba,pt %xcc, 20b /* CTI */ + + srlx %o2, 32, %o2 /* IEU0 */ + + .align 16 +22: retl /* CTI+IEU1 Group */ + add %o0, -9, %o0 /* IEU0 */ +23: retl /* CTI+IEU1 Group */ + add %o0, -10, %o0 /* IEU0 */ + +24: retl /* CTI+IEU1 Group */ + add %o0, -11, %o0 /* IEU0 */ +25: retl /* CTI+IEU1 Group */ + add %o0, -12, %o0 /* IEU0 */ + +26: retl /* CTI+IEU1 Group */ + add %o0, -13, %o0 /* IEU0 */ +27: retl /* CTI+IEU1 Group */ + add %o0, -14, %o0 /* IEU0 */ + +28: retl /* CTI+IEU1 Group */ + add %o0, -15, %o0 /* IEU0 */ +29: retl /* CTI+IEU1 Group */ + add %o0, -16, %o0 /* IEU0 */ + +30: retl /* CTI+IEU1 Group */ + nop /* IEU0 */ + + .align 16 +32: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pn %icc, 18b /* CTI */ + sllx %g1, 7, %g2 /* IEU0 */ + add %o0, 1, %o0 /* IEU0 Group */ + + cmp %o3, %o1 /* IEU1 */ + bne,a,pt %icc, 32b /* CTI */ + lduba [%o0] ASI_PNF, %o3 /* Load */ + retl /* CTI+IEU1 Group */ + + add %o0, -1, %o0 /* IEU0 */ +END(__rawmemchr) + +weak_alias (__rawmemchr, rawmemchr) diff --git a/sysdeps/sparc/sparc64/strchr.S b/sysdeps/sparc/sparc64/strchr.S index 8324c4c8d6..b017640914 100644 --- a/sysdeps/sparc/sparc64/strchr.S +++ b/sysdeps/sparc/sparc64/strchr.S @@ -46,34 +46,32 @@ .text .align 32 ENTRY(strchr) -#ifndef USE_BPR - srl %o1, 0, %o1 /* IEU0 Group */ -#endif - brz,pn %o1, 17f /* CTI+IEU1 Group */ - sllx %o1, 8, %g3 /* IEU0 */ - sethi %hi(0x01010101), %g1 /* IEU0 Group */ - or %g3, %o1, %g3 /* IEU1 */ + andcc %o1, 0xff, %o1 /* IEU1 Group */ + be,pn %icc, 17f /* CTI */ + sllx %o1, 8, %g3 /* IEU0 Group */ + sethi %hi(0x01010101), %g1 /* IEU1 */ + or %g3, %o1, %g3 /* IEU0 Group */ ldub [%o0], %o3 /* Load */ sllx %g3, 16, %g5 /* IEU0 Group */ or %g1, %lo(0x01010101), %g1 /* IEU1 */ - sllx %g1, 32, %g2 /* IEU0 Group */ + sllx %g1, 32, %g2 /* IEU0 Group */ brz,pn %o3, 5f /* CTI+IEU1 */ orcc %g3, %g5, %g3 /* IEU1 Group */ sllx %g3, 32, %g5 /* IEU0 */ - cmp %o3, %o1 /* IEU1 Group */ + cmp %o3, %o1 /* IEU1 Group */ be,pn %xcc, 14f /* CTI */ or %g1, %g2, %g1 /* IEU0 */ andcc %o0, 7, %g0 /* IEU1 Group */ - bne,a,pn %icc, 15f /* CTI */ + bne,a,pn %icc, 15f /* CTI */ add %o0, 1, %o0 /* IEU0 */ ldx [%o0], %o3 /* Load Group */ 1: sllx %g1, 7, %g2 /* IEU0 */ - or %g3, %g5, %g3 /* IEU1 */ + or %g3, %g5, %g3 /* IEU1 */ add %o0, 8, %o0 /* IEU0 Group */ xor %o3, %g3, %o4 /* IEU1 */ /* %g1 = 0101010101010101 * @@ -82,8 +80,8 @@ ENTRY(strchr) * %o3 = value * * %o4 = value XOR c */ 2: sub %o3, %g1, %o2 /* IEU0 Group */ - sub %o4, %g1, %o5 /* IEU1 */ + sub %o4, %g1, %o5 /* IEU1 */ #ifdef EIGHTBIT_NOT_RARE andn %o2, %o3, %g7 /* IEU0 Group */ andn %o5, %o4, %o5 /* IEU1 */ @@ -94,86 +92,87 @@ ENTRY(strchr) or %o5, %o2, %o5 /* IEU0 Group */ #endif add %o0, 8, %o0 /* IEU1 */ - andcc %o5, %g2, %g0 /* IEU1 Group */ + andcc %o5, %g2, %g0 /* IEU1 Group */ be,a,pt %xcc, 2b /* CTI */ xor %o3, %g3, %o4 /* IEU0 */ srlx %o5, 32, %g5 /* IEU0 Group */ - add %o2, %g1, %o2 /* IEU1 */ + add %o2, %g1, %o2 /* IEU1 */ 3: andcc %g5, %g2, %g0 /* IEU1 Group */ be,pn %xcc, 4f /* CTI */ srlx %o2, 56, %g5 /* IEU0 */ - andcc %g5, 0xff, %g0 /* IEU1 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 5f /* CTI */ srlx %o4, 56, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ - be,pn %icc, 6f /* CTI */ + be,pn %icc, 6f /* CTI */ srlx %o2, 48, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 5f /* CTI */ - srlx %o4, 48, %g5 /* IEU0 */ + srlx %o4, 48, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 7f /* CTI */ srlx %o2, 40, %g5 /* IEU0 */ - andcc %g5, 0xff, %g0 /* IEU1 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 5f /* CTI */ srlx %o4, 40, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ - be,pn %icc, 8f /* CTI */ + be,pn %icc, 8f /* CTI */ srlx %o2, 32, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 5f /* CTI */ - srlx %o4, 32, %g5 /* IEU0 */ + srlx %o4, 32, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 9f /* CTI */ 4: srlx %o2, 24, %g5 /* IEU0 */ - andcc %g5, 0xff, %g0 /* IEU1 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 5f /* CTI */ srlx %o4, 24, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ - be,pn %icc, 10f /* CTI */ + be,pn %icc, 10f /* CTI */ srlx %o2, 16, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 5f /* CTI */ - srlx %o4, 16, %g5 /* IEU0 */ + srlx %o4, 16, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 11f /* CTI */ srlx %o2, 8, %g5 /* IEU0 */ - andcc %g5, 0xff, %g0 /* IEU1 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 5f /* CTI */ srlx %o4, 8, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ - be,pn %icc, 12f /* CTI */ + be,pn %icc, 12f /* CTI */ andcc %o2, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 5f /* CTI */ sub %o3, %g1, %o2 /* IEU0 */ - andcc %o4, 0xff, %g0 /* IEU1 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 13f /* CTI */ xor %o3, %g3, %o4 /* IEU0 */ ldxa [%o0] ASI_PNF, %o3 /* Load Group */ - sub %o4, %g1, %o5 /* IEU0 */ + sub %o4, %g1, %o5 /* IEU0 */ or %o5, %o2, %o5 /* IEU1 */ add %o0, 8, %o0 /* IEU0 Group */ andcc %o5, %g2, %g0 /* IEU1 */ - be,a,pt %xcc, 2b /* CTI */ + be,a,pt %xcc, 2b /* CTI */ xor %o3, %g3, %o4 /* IEU0 Group */ srlx %o5, 32, %g5 /* IEU0 Group */ ba,pt %xcc, 3b /* CTI */ + add %o2, %g1, %o2 /* IEU1 */ .align 16 @@ -330,29 +329,27 @@ END(strchr) .align 32 ENTRY(strrchr) -#ifndef USE_BPR - srl %o1, 0, %o1 /* IEU0 Group */ -#endif - brz,pn %o1, 17b /* CTI+IEU1 Group */ + andcc %o1, 0xff, %o1 /* IEU1 Group */ + be,pn %icc, 17b /* CTI */ clr %g4 /* IEU0 */ andcc %o0, 7, %g0 /* IEU1 Group */ - bne,pn %icc, 13f /* CTI */ + bne,pn %icc, 13f /* CTI */ sllx %o1, 8, %g3 /* IEU0 */ ldx [%o0], %o3 /* Load Group */ 1: sethi %hi(0x01010101), %g1 /* IEU0 */ - or %g3, %o1, %g3 /* IEU1 */ + or %g3, %o1, %g3 /* IEU1 */ sllx %g3, 16, %g5 /* IEU0 Group */ or %g1, %lo(0x01010101), %g1 /* IEU1 */ sllx %g1, 32, %g2 /* IEU0 Group */ - or %g3, %g5, %g3 /* IEU1 */ + or %g3, %g5, %g3 /* IEU1 */ sllx %g3, 32, %g5 /* IEU0 Group */ or %g1, %g2, %g1 /* IEU1 */ sllx %g1, 7, %g2 /* IEU0 Group */ - or %g3, %g5, %g3 /* IEU1 */ + or %g3, %g5, %g3 /* IEU1 */ add %o0, 8, %o0 /* IEU0 Group */ xor %o3, %g3, %o4 /* IEU1 */ /* %g1 = 0101010101010101 * @@ -361,97 +358,99 @@ ENTRY(strrchr) * %o3 = value * * %o4 = value XOR c */ 2: sub %o3, %g1, %o2 /* IEU0 Group */ + 3: sub %o4, %g1, %o5 /* IEU1 */ #ifdef EIGHTBIT_NOT_RARE andn %o2, %o3, %g7 /* IEU0 Group */ andn %o5, %o4, %o5 /* IEU1 */ ldxa [%o0] ASI_PNF, %o3 /* Load */ + or %o5, %g7, %o5 /* IEU0 Group */ #else ldxa [%o0] ASI_PNF, %o3 /* Load */ + or %o5, %o2, %o5 /* IEU0 Group */ #endif - add %o0, 8, %o0 /* IEU1 */ andcc %o5, %g2, %g0 /* IEU1 Group */ be,a,pt %xcc, 2b /* CTI */ - xor %o3, %g3, %o4 /* IEU0 */ + xor %o3, %g3, %o4 /* IEU0 */ srlx %o5, 32, %g5 /* IEU0 Group */ add %o2, %g1, %o2 /* IEU1 */ andcc %g5, %g2, %g0 /* IEU1 Group */ - be,pn %xcc, 7f /* CTI */ + be,pn %xcc, 7f /* CTI */ srlx %o2, 56, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 12f /* CTI */ - srlx %o4, 56, %g5 /* IEU0 */ + srlx %o4, 56, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ srlx %o2, 48, %g5 /* IEU0 */ be,a,pn %icc, 4f /* CTI */ - add %o0, -16, %g4 /* IEU0 Group */ + add %o0, -16, %g4 /* IEU0 Group */ 4: andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 12f /* CTI */ srlx %o4, 48, %g5 /* IEU0 */ - andcc %g5, 0xff, %g0 /* IEU1 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ srlx %o2, 40, %g5 /* IEU0 */ be,a,pn %icc, 5f /* CTI */ add %o0, -15, %g4 /* IEU0 Group */ -5: andcc %g5, 0xff, %g0 /* IEU1 Group */ +5: andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 12f /* CTI */ srlx %o4, 40, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ - srlx %o2, 32, %g5 /* IEU0 */ + srlx %o2, 32, %g5 /* IEU0 */ be,a,pn %icc, 6f /* CTI */ add %o0, -14, %g4 /* IEU0 Group */ 6: andcc %g5, 0xff, %g0 /* IEU1 Group */ - be,pn %icc, 12f /* CTI */ + be,pn %icc, 12f /* CTI */ srlx %o4, 32, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,a,pn %icc, 7f /* CTI */ - add %o0, -13, %g4 /* IEU0 */ + add %o0, -13, %g4 /* IEU0 */ 7: srlx %o2, 24, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 12f /* CTI */ - srlx %o4, 24, %g5 /* IEU0 */ + srlx %o4, 24, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ srlx %o2, 16, %g5 /* IEU0 */ be,a,pn %icc, 8f /* CTI */ - add %o0, -12, %g4 /* IEU0 Group */ + add %o0, -12, %g4 /* IEU0 Group */ 8: andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 12f /* CTI */ srlx %o4, 16, %g5 /* IEU0 */ - andcc %g5, 0xff, %g0 /* IEU1 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ srlx %o2, 8, %g5 /* IEU0 */ be,a,pn %icc, 9f /* CTI */ add %o0, -11, %g4 /* IEU0 Group */ -9: andcc %g5, 0xff, %g0 /* IEU1 Group */ +9: andcc %g5, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 12f /* CTI */ srlx %o4, 8, %g5 /* IEU0 */ andcc %g5, 0xff, %g0 /* IEU1 Group */ - be,a,pn %icc, 10f /* CTI */ + be,a,pn %icc, 10f /* CTI */ add %o0, -10, %g4 /* IEU0 */ 10: andcc %o2, 0xff, %g0 /* IEU1 Group */ be,pn %icc, 12f /* CTI */ - sub %o3, %g1, %o2 /* IEU0 */ + sub %o3, %g1, %o2 /* IEU0 */ andcc %o4, 0xff, %g0 /* IEU1 Group */ be,a,pn %icc, 11f /* CTI */ add %o0, -9, %g4 /* IEU0 */ -11: ba,pt %xcc, 3b /* CTI Group */ +11: ba,pt %xcc, 3b /* CTI Group */ xor %o3, %g3, %o4 /* IEU0 Group */ 12: retl /* CTI+IEU1 Group */ mov %g4, %o0 /* IEU0 */ |