mirror of
https://github.com/golang/go
synced 2024-11-23 13:50:06 -07:00
b1f656b1ce
Makes go binary smaller by 0.2%. I noticed this in autogenerated equal methods, and there are probably a lot of those. Change-Id: I4e04eb3653fbceb9dd6a4eee97ceab1fa4d10b72 Reviewed-on: https://go-review.googlesource.com/135379 Reviewed-by: Ilya Tocar <ilya.tocar@intel.com>
87 lines
1.2 KiB
Go
87 lines
1.2 KiB
Go
// asmcheck
|
|
|
|
// Copyright 2018 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.
|
|
|
|
package codegen
|
|
|
|
var x [2]bool
|
|
var x8 [2]uint8
|
|
var x16 [2]uint16
|
|
var x32 [2]uint32
|
|
var x64 [2]uint64
|
|
|
|
func compMem1() int {
|
|
// amd64:`CMPB\t"".x\+1\(SB\), [$]0`
|
|
if x[1] {
|
|
return 1
|
|
}
|
|
// amd64:`CMPB\t"".x8\+1\(SB\), [$]7`
|
|
if x8[1] == 7 {
|
|
return 1
|
|
}
|
|
// amd64:`CMPW\t"".x16\+2\(SB\), [$]7`
|
|
if x16[1] == 7 {
|
|
return 1
|
|
}
|
|
// amd64:`CMPL\t"".x32\+4\(SB\), [$]7`
|
|
if x32[1] == 7 {
|
|
return 1
|
|
}
|
|
// amd64:`CMPQ\t"".x64\+8\(SB\), [$]7`
|
|
if x64[1] == 7 {
|
|
return 1
|
|
}
|
|
return 0
|
|
}
|
|
|
|
//go:noinline
|
|
func f(x int) bool {
|
|
return false
|
|
}
|
|
|
|
//go:noinline
|
|
func f8(x int) int8 {
|
|
return 0
|
|
}
|
|
|
|
//go:noinline
|
|
func f16(x int) int16 {
|
|
return 0
|
|
}
|
|
|
|
//go:noinline
|
|
func f32(x int) int32 {
|
|
return 0
|
|
}
|
|
|
|
//go:noinline
|
|
func f64(x int) int64 {
|
|
return 0
|
|
}
|
|
|
|
func compMem2() int {
|
|
// amd64:`CMPB\t8\(SP\), [$]0`
|
|
if f(3) {
|
|
return 1
|
|
}
|
|
// amd64:`CMPB\t8\(SP\), [$]7`
|
|
if f8(3) == 7 {
|
|
return 1
|
|
}
|
|
// amd64:`CMPW\t8\(SP\), [$]7`
|
|
if f16(3) == 7 {
|
|
return 1
|
|
}
|
|
// amd64:`CMPL\t8\(SP\), [$]7`
|
|
if f32(3) == 7 {
|
|
return 1
|
|
}
|
|
// amd64:`CMPQ\t8\(SP\), [$]7`
|
|
if f64(3) == 7 {
|
|
return 1
|
|
}
|
|
return 0
|
|
}
|