glibc/sysdeps/sparc/sparc64/strcspn.S

213 lines
6.6 KiB
ArmAsm

/* strcspn (str, ss) -- Return the length of the initial segment of STR
which contains no characters from SS.
For SPARC v9.
Copyright (C) 1999, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jj@ultra.linux.cz>
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
#include <asm/asi.h>
#ifndef XCC
#define XCC xcc
#define STACK_SIZE 128
#define STACK_OFFSET 128+0x7ff
.register %g2, #scratch
#else
#define STACK_SIZE 64
#define STACK_OFFSET 64
#endif
.text
.align 32
ENTRY(strcspn)
sub %sp, STACK_SIZE+32, %sp /* IEU0 Group */
mov 1, %o4 /* IEU1 */
stx %o4, [%sp + STACK_OFFSET] /* Store Group */
mov %o0, %g4 /* IEU0 */
stx %g0, [%sp + STACK_OFFSET + 8] /* Store Group */
add %sp, STACK_OFFSET, %o5 /* IEU0 */
stx %g0, [%sp + STACK_OFFSET + 16] /* Store Group */
stx %g0, [%sp + STACK_OFFSET + 24] /* Store Group */
1: ldub [%o1], %o2 /* Load Group */
brz,pn %o2, 2f /* CTI+IEU1 Group */
srl %o2, 3, %o3 /* IEU0 */
and %o3, 0x18, %o3 /* IEU0 Group */
and %o2, 0x3f, %o2 /* IEU1 */
ldx [%o5 + %o3], %g2 /* Load Group */
sllx %o4, %o2, %g1 /* IEU0 */
add %o1, 1, %o1 /* IEU1 */
or %g2, %g1, %g2 /* IEU0 Group */
ba,pt %xcc, 1b /* CTI */
stx %g2, [%o5 + %o3] /* Store */
2: andcc %o0, 7, %g0 /* IEU1 Group */
be,a,pt %xcc, 4f /* CTI */
ldx [%o0], %o2 /* Load */
ldub [%o0], %o2 /* Load Group */
3: srl %o2, 3, %o3 /* IEU0 Group */
and %o2, 0x3f, %o2 /* IEU1 */
and %o3, 0x18, %o3 /* IEU0 Group */
ldx [%o5 + %o3], %g2 /* Load Group */
sllx %o4, %o2, %g1 /* IEU0 */
add %o0, 1, %o0 /* IEU1 */
andcc %g2, %g1, %g0 /* IEU1 Group */
bne,pn %xcc, 12f /* CTI */
andcc %o0, 7, %g0 /* IEU1 Group */
bne,a,pt %icc, 3b /* CTI */
ldub [%o0], %o2 /* Load */
ldx [%o0], %o2 /* Load Group */
4: srlx %o2, 59, %o3 /* IEU0 Group */
srlx %o2, 56, %g5 /* IEU0 Group */
5: and %o3, 0x18, %o3 /* IEU1 */
andcc %g5, 0x3f, %g5 /* IEU1 Group */
ldx [%o5 + %o3], %g2 /* Load */
srlx %o2, 51, %o3 /* IEU0 */
sllx %o4, %g5, %g1 /* IEU0 Group */
srlx %o2, 48, %g5 /* IEU0 Group */
andcc %g2, %g1, %g2 /* IEU1 */
bne,pn %xcc, 13f /* CTI */
and %o3, 0x18, %o3 /* IEU0 Group */
and %g5, 0x3f, %g5 /* IEU1 */
ldx [%o5 + %o3], %g2 /* Load Group */
srlx %o2, 43, %o3 /* IEU0 */
sllx %o4, %g5, %g1 /* IEU0 Group */
srlx %o2, 40, %g5 /* IEU0 Group */
andcc %g2, %g1, %g2 /* IEU1 */
bne,pn %xcc, 14f /* CTI */
and %o3, 0x18, %o3 /* IEU0 Group */
and %g5, 0x3f, %g5 /* IEU1 */
ldx [%o5 + %o3], %g2 /* Load Group */
srlx %o2, 35, %o3 /* IEU0 */
sllx %o4, %g5, %g1 /* IEU0 Group */
srlx %o2, 32, %g5 /* IEU0 Group */
andcc %g2, %g1, %g2 /* IEU1 */
bne,pn %xcc, 15f /* CTI */
and %o3, 0x18, %o3 /* IEU0 Group */
and %g5, 0x3f, %g5 /* IEU1 */
ldx [%o5 + %o3], %g2 /* Load Group */
srlx %o2, 27, %o3 /* IEU0 */
sllx %o4, %g5, %g1 /* IEU0 Group */
srlx %o2, 24, %g5 /* IEU0 Group */
andcc %g2, %g1, %g2 /* IEU1 */
bne,pn %xcc, 16f /* CTI */
and %o3, 0x18, %o3 /* IEU0 Group */
and %g5, 0x3f, %g5 /* IEU1 */
ldx [%o5 + %o3], %g2 /* Load Group */
srlx %o2, 19, %o3 /* IEU0 */
sllx %o4, %g5, %g1 /* IEU0 Group */
srlx %o2, 16, %g5 /* IEU0 Group */
andcc %g2, %g1, %g2 /* IEU1 */
bne,pn %xcc, 17f /* CTI */
and %o3, 0x18, %o3 /* IEU0 Group */
and %g5, 0x3f, %g5 /* IEU1 */
ldx [%o5 + %o3], %g2 /* Load Group */
srlx %o2, 11, %o3 /* IEU0 */
sllx %o4, %g5, %g1 /* IEU0 Group */
add %o0, 8, %o0 /* IEU1 */
srlx %o2, 8, %g5 /* IEU0 Group */
andcc %g2, %g1, %g2 /* IEU1 */
bne,pn %xcc, 18f /* CTI */
and %o3, 0x18, %o3 /* IEU0 Group */
and %g5, 0x3f, %g5 /* IEU1 */
ldx [%o5 + %o3], %g2 /* Load Group */
sllx %o4, %g5, %g1 /* IEU0 */
mov %o2, %g5 /* IEU1 */
srlx %o2, 3, %o3 /* IEU0 Group */
ldxa [%o0] ASI_PNF, %o2 /* Load */
andcc %g2, %g1, %g2 /* IEU1 Group */
bne,pn %xcc, 19f /* CTI */
and %o3, 0x18, %o3 /* IEU0 Group */
and %g5, 0x3f, %g5 /* IEU1 */
ldx [%o5 + %o3], %g2 /* Load Group */
sllx %o4, %g5, %g1 /* IEU0 */
srlx %o2, 59, %o3 /* IEU0 Group */
andcc %g2, %g1, %g2 /* IEU1 Group */
be,pt %xcc, 5b /* CTI */
srlx %o2, 56, %g5 /* IEU0 Group */
sub %o0, 1, %o0 /* IEU1 */
add %sp, STACK_SIZE+32, %sp /* IEU0 Group */
retl /* CTI+IEU1 Group */
sub %o0, %g4, %o0 /* IEU0 */
.align 16
19: sub %o0, 2, %o0 /* IEU1 */
add %sp, STACK_SIZE+32, %sp /* IEU0 Group */
retl /* CTI+IEU1 Group */
sub %o0, %g4, %o0 /* IEU0 */
18: sub %o0, 3, %o0 /* IEU1 */
add %sp, STACK_SIZE+32, %sp /* IEU0 Group */
retl /* CTI+IEU1 Group */
sub %o0, %g4, %o0 /* IEU0 */
17: add %o0, 4, %o0 /* IEU1 */
add %sp, STACK_SIZE+32, %sp /* IEU0 Group */
retl /* CTI+IEU1 Group */
sub %o0, %g4, %o0 /* IEU0 */
16: add %o0, 3, %o0 /* IEU1 */
add %sp, STACK_SIZE+32, %sp /* IEU0 Group */
retl /* CTI+IEU1 Group */
sub %o0, %g4, %o0 /* IEU0 */
15: add %o0, 2, %o0 /* IEU1 */
add %sp, STACK_SIZE+32, %sp /* IEU0 Group */
retl /* CTI+IEU1 Group */
sub %o0, %g4, %o0 /* IEU0 */
14: add %o0, 1, %o0 /* IEU1 */
add %sp, STACK_SIZE+32, %sp /* IEU0 Group */
retl /* CTI+IEU1 Group */
sub %o0, %g4, %o0 /* IEU0 */
13: add %sp, STACK_SIZE+32, %sp /* IEU1 */
retl /* CTI+IEU1 Group */
sub %o0, %g4, %o0 /* IEU0 */
.align 16
12: sub %o0, 1, %o0 /* IEU0 Group */
add %sp, STACK_SIZE+32, %sp /* IEU1 */
retl /* CTI+IEU1 Group */
sub %o0, %g4, %o0 /* IEU0 */
END(strcspn)
libc_hidden_builtin_def (strcspn)