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
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
// Copyright 2021 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 reflectdata_test
import (
"testing"
)
func BenchmarkEqArrayOfStrings5(b *testing.B) {
var a [5]string
var c [5]string
for i := 0; i < 5; i++ {
a[i] = "aaaa"
c[i] = "cccc"
}
for j := 0; j < b.N; j++ {
_ = a == c
}
}
func BenchmarkEqArrayOfStrings64(b *testing.B) {
var a [64]string
var c [64]string
for i := 0; i < 64; i++ {
a[i] = "aaaa"
c[i] = "cccc"
}
for j := 0; j < b.N; j++ {
_ = a == c
}
}
func BenchmarkEqArrayOfStrings1024(b *testing.B) {
var a [1024]string
var c [1024]string
for i := 0; i < 1024; i++ {
a[i] = "aaaa"
c[i] = "cccc"
}
for j := 0; j < b.N; j++ {
_ = a == c
}
}
func BenchmarkEqArrayOfFloats5(b *testing.B) {
var a [5]float32
var c [5]float32
for i := 0; i < b.N; i++ {
_ = a == c
}
}
func BenchmarkEqArrayOfFloats64(b *testing.B) {
var a [64]float32
var c [64]float32
for i := 0; i < b.N; i++ {
_ = a == c
}
}
func BenchmarkEqArrayOfFloats1024(b *testing.B) {
var a [1024]float32
var c [1024]float32
for i := 0; i < b.N; i++ {
_ = a == c
}
}
func BenchmarkEqArrayOfStructsEq(b *testing.B) {
type T2 struct {
a string
b int
}
const size = 1024
var (
str1 = "foobar"
a [size]T2
c [size]T2
)
for i := 0; i < size; i++ {
a[i].a = str1
c[i].a = str1
}
b.ResetTimer()
for j := 0; j < b.N; j++ {
_ = a == c
}
}
func BenchmarkEqArrayOfStructsNotEq(b *testing.B) {
type T2 struct {
a string
b int
}
const size = 1024
var (
str1 = "foobar"
str2 = "foobarz"
a [size]T2
c [size]T2
)
for i := 0; i < size; i++ {
a[i].a = str1
c[i].a = str1
}
c[len(c)-1].a = str2
b.ResetTimer()
for j := 0; j < b.N; j++ {
_ = a == c
}
}
const size = 16
type T1 struct {
a [size]byte
}
func BenchmarkEqStruct(b *testing.B) {
x, y := T1{}, T1{}
x.a = [size]byte{1, 2, 3, 4, 5, 6, 7, 8}
y.a = [size]byte{2, 3, 4, 5, 6, 7, 8, 9}
for i := 0; i < b.N; i++ {
f := x == y
if f {
println("hello")
}
}
}
|
