diff options
| author | Sam Ravnborg <sam@ravnborg.org> | 2008-12-03 03:10:25 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-12-04 09:17:19 -0800 |
| commit | 478b8fecda511942404ac232897a718cecd13e48 (patch) | |
| tree | e022fce8ca92f93a000e1cd686255f0b126e9fd5 /arch/sparc64/lib/strlen.S | |
| parent | 18269c0fd4db9bec2668f895f21d742486ccb90f (diff) | |
sparc,sparc64: unify lib/
o Renamed files in sparc64 to <name>_64.S when identical
to sparc32 files.
o iomap.c were equal for sparc32 and sparc64
o adjusted sparc/Makefile now we have only one lib/
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/lib/strlen.S')
| -rw-r--r-- | arch/sparc64/lib/strlen.S | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/arch/sparc64/lib/strlen.S b/arch/sparc64/lib/strlen.S deleted file mode 100644 index e9ba1920d81..00000000000 --- a/arch/sparc64/lib/strlen.S +++ /dev/null @@ -1,80 +0,0 @@ -/* strlen.S: Sparc64 optimized strlen code - * Hand optimized from GNU libc's strlen - * Copyright (C) 1991,1996 Free Software Foundation - * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) - * Copyright (C) 1996, 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) - */ - -#define LO_MAGIC 0x01010101 -#define HI_MAGIC 0x80808080 - - .align 32 - .globl strlen - .type strlen,#function -strlen: - mov %o0, %o1 - andcc %o0, 3, %g0 - be,pt %icc, 9f - sethi %hi(HI_MAGIC), %o4 - ldub [%o0], %o5 - brz,pn %o5, 11f - add %o0, 1, %o0 - andcc %o0, 3, %g0 - be,pn %icc, 4f - or %o4, %lo(HI_MAGIC), %o3 - ldub [%o0], %o5 - brz,pn %o5, 12f - add %o0, 1, %o0 - andcc %o0, 3, %g0 - be,pt %icc, 5f - sethi %hi(LO_MAGIC), %o4 - ldub [%o0], %o5 - brz,pn %o5, 13f - add %o0, 1, %o0 - ba,pt %icc, 8f - or %o4, %lo(LO_MAGIC), %o2 -9: - or %o4, %lo(HI_MAGIC), %o3 -4: - sethi %hi(LO_MAGIC), %o4 -5: - or %o4, %lo(LO_MAGIC), %o2 -8: - ld [%o0], %o5 -2: - sub %o5, %o2, %o4 - andcc %o4, %o3, %g0 - be,pt %icc, 8b - add %o0, 4, %o0 - - /* Check every byte. */ - srl %o5, 24, %g7 - andcc %g7, 0xff, %g0 - be,pn %icc, 1f - add %o0, -4, %o4 - srl %o5, 16, %g7 - andcc %g7, 0xff, %g0 - be,pn %icc, 1f - add %o4, 1, %o4 - srl %o5, 8, %g7 - andcc %g7, 0xff, %g0 - be,pn %icc, 1f - add %o4, 1, %o4 - andcc %o5, 0xff, %g0 - bne,a,pt %icc, 2b - ld [%o0], %o5 - add %o4, 1, %o4 -1: - retl - sub %o4, %o1, %o0 -11: - retl - mov 0, %o0 -12: - retl - mov 1, %o0 -13: - retl - mov 2, %o0 - - .size strlen, .-strlen |