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 /sysdeps/sparc/sparc64/memchr.S | |
| parent | 1acf7665c7b5f1d65b322de82065c4eaec623afe (diff) | |
| download | glibc-407d26b7053a659c5997cb44e85824647139b884.tar glibc-407d26b7053a659c5997cb44e85824647139b884.tar.gz glibc-407d26b7053a659c5997cb44e85824647139b884.tar.bz2 glibc-407d26b7053a659c5997cb44e85824647139b884.zip | |
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.
Diffstat (limited to 'sysdeps/sparc/sparc64/memchr.S')
| -rw-r--r-- | sysdeps/sparc/sparc64/memchr.S | 35 |
1 files changed, 18 insertions, 17 deletions
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 |