1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
TEXT ·IndexByte(SB),7,$0
MOVL s+0(FP), SI
MOVL s+4(FP), CX
MOVB c+12(FP), AL
MOVL SI, DI
CLD; REPN; SCASB
JZ 3(PC)
MOVL $-1, r+16(FP)
RET
SUBL SI, DI
SUBL $1, DI
MOVL DI, r+16(FP)
RET
TEXT ·Equal(SB),7,$0
MOVL a+4(FP), BX
MOVL b+16(FP), CX
MOVL $0, AX
CMPL BX, CX
JNE eqret
MOVL a+0(FP), SI
MOVL b+12(FP), DI
CLD
REP; CMPSB
JNE eqret
MOVL $1, AX
eqret:
MOVB AX, r+24(FP)
RET
|
