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go/src/runtime/noasm.go
Josh Bleecher Snyder 71ab9fa312 all: fix assembly vet issues
Add missing function prototypes.
Fix function prototypes.
Use FP references instead of SP references.
Fix variable names.
Update comments.
Clean up whitespace. (Not for vet.)

All fairly minor fixes to make vet happy.

Updates #11041

Change-Id: Ifab2cdf235ff61cdc226ab1d84b8467b5ac9446c
Reviewed-on: https://go-review.googlesource.com/27713
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-08-25 18:52:31 +00:00

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1.1 KiB
Go

// Copyright 2013 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.
// Routines that are implemented in assembly in asm_{amd64,386,arm,arm64,ppc64x,s390x}.s
// These routines have corresponding stubs in stubs_asm.go.
// +build mips64 mips64le
package runtime
import _ "unsafe" // for go:linkname
func cmpstring(s1, s2 string) int {
l := len(s1)
if len(s2) < l {
l = len(s2)
}
for i := 0; i < l; i++ {
c1, c2 := s1[i], s2[i]
if c1 < c2 {
return -1
}
if c1 > c2 {
return +1
}
}
if len(s1) < len(s2) {
return -1
}
if len(s1) > len(s2) {
return +1
}
return 0
}
//go:linkname bytes_Compare bytes.Compare
func bytes_Compare(s1, s2 []byte) int {
l := len(s1)
if len(s2) < l {
l = len(s2)
}
if l == 0 || &s1[0] == &s2[0] {
goto samebytes
}
for i := 0; i < l; i++ {
c1, c2 := s1[i], s2[i]
if c1 < c2 {
return -1
}
if c1 > c2 {
return +1
}
}
samebytes:
if len(s1) < len(s2) {
return -1
}
if len(s1) > len(s2) {
return +1
}
return 0
}