mirror of
https://github.com/golang/go
synced 2024-10-04 14:31:21 -06:00
718be3215f
(eliminate assumption of package global name space, make code easier to move between packages). R=r CC=golang-dev https://golang.org/cl/194072
18 lines
364 B
ArmAsm
18 lines
364 B
ArmAsm
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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TEXT ·IndexByte(SB),7,$0
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MOVL p+0(FP), SI
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MOVL len+4(FP), CX
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MOVB b+12(FP), AL
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MOVL SI, DI
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CLD; REPN; SCASB
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JZ 3(PC)
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MOVL $-1, ret+16(FP)
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RET
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SUBL SI, DI
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SUBL $1, DI
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MOVL DI, ret+16(FP)
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RET
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