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Commit 095fbdcc authored by Marcel van Lohuizen's avatar Marcel van Lohuizen
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runtime: use of Run for some benchmarks 

Names of sub-benchmarks are preserved, short of the additional slash.

Change-Id: I9b3f82964f9a44b0d28724413320afd091ed3106
Reviewed-on: https://go-review.googlesource.com/23425Reviewed-by: default avatarRuss Cox <rsc@golang.org>
Run-TryBot: Marcel van Lohuizen <mpvl@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
parent 824e1f2e
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Inline Side-by-side
Showing with 64 additions and 125 deletions
src/runtime/memmove_test.go
View file @ 095fbdcc
...@@ -5,6 +5,7 @@ ...@@ -5,6 +5,7 @@
package runtime_test package runtime_test
import ( import (
"fmt"
. "runtime" . "runtime"
"testing" "testing"
) )
...@@ -81,111 +82,50 @@ func TestMemmoveAlias(t *testing.T) { ...@@ -81,111 +82,50 @@ func TestMemmoveAlias(t *testing.T) {
} }
} }
func bmMemmove(b *testing.B, n int) { func benchmarkSizes(b *testing.B, sizes []int, fn func(b *testing.B, n int)) {
for _, n := range sizes {
b.Run(fmt.Sprint(n), func(b *testing.B) {
b.SetBytes(int64(n))
fn(b, n)
})
}
}
var bufSizes = []int{
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
32, 64, 128, 256, 512, 1024, 2048, 4096,
}
func BenchmarkMemmove(b *testing.B) {
benchmarkSizes(b, bufSizes, func(b *testing.B, n int) {
x := make([]byte, n) x := make([]byte, n)
y := make([]byte, n) y := make([]byte, n)
b.SetBytes(int64(n))
for i := 0; i < b.N; i++ { for i := 0; i < b.N; i++ {
copy(x, y) copy(x, y)
} }
})
} }
func BenchmarkMemmove0(b *testing.B) { bmMemmove(b, 0) } func BenchmarkMemmoveUnalignedDst(b *testing.B) {
func BenchmarkMemmove1(b *testing.B) { bmMemmove(b, 1) } benchmarkSizes(b, bufSizes, func(b *testing.B, n int) {
func BenchmarkMemmove2(b *testing.B) { bmMemmove(b, 2) }
func BenchmarkMemmove3(b *testing.B) { bmMemmove(b, 3) }
func BenchmarkMemmove4(b *testing.B) { bmMemmove(b, 4) }
func BenchmarkMemmove5(b *testing.B) { bmMemmove(b, 5) }
func BenchmarkMemmove6(b *testing.B) { bmMemmove(b, 6) }
func BenchmarkMemmove7(b *testing.B) { bmMemmove(b, 7) }
func BenchmarkMemmove8(b *testing.B) { bmMemmove(b, 8) }
func BenchmarkMemmove9(b *testing.B) { bmMemmove(b, 9) }
func BenchmarkMemmove10(b *testing.B) { bmMemmove(b, 10) }
func BenchmarkMemmove11(b *testing.B) { bmMemmove(b, 11) }
func BenchmarkMemmove12(b *testing.B) { bmMemmove(b, 12) }
func BenchmarkMemmove13(b *testing.B) { bmMemmove(b, 13) }
func BenchmarkMemmove14(b *testing.B) { bmMemmove(b, 14) }
func BenchmarkMemmove15(b *testing.B) { bmMemmove(b, 15) }
func BenchmarkMemmove16(b *testing.B) { bmMemmove(b, 16) }
func BenchmarkMemmove32(b *testing.B) { bmMemmove(b, 32) }
func BenchmarkMemmove64(b *testing.B) { bmMemmove(b, 64) }
func BenchmarkMemmove128(b *testing.B) { bmMemmove(b, 128) }
func BenchmarkMemmove256(b *testing.B) { bmMemmove(b, 256) }
func BenchmarkMemmove512(b *testing.B) { bmMemmove(b, 512) }
func BenchmarkMemmove1024(b *testing.B) { bmMemmove(b, 1024) }
func BenchmarkMemmove2048(b *testing.B) { bmMemmove(b, 2048) }
func BenchmarkMemmove4096(b *testing.B) { bmMemmove(b, 4096) }
func bmMemmoveUnalignedDst(b *testing.B, n int) {
x := make([]byte, n+1) x := make([]byte, n+1)
y := make([]byte, n) y := make([]byte, n)
b.SetBytes(int64(n))
for i := 0; i < b.N; i++ { for i := 0; i < b.N; i++ {
copy(x[1:], y) copy(x[1:], y)
} }
})
} }
func BenchmarkMemmoveUnalignedDst0(b *testing.B) { bmMemmoveUnalignedDst(b, 0) } func BenchmarkMemmoveUnalignedSrc(b *testing.B) {
func BenchmarkMemmoveUnalignedDst1(b *testing.B) { bmMemmoveUnalignedDst(b, 1) } benchmarkSizes(b, bufSizes, func(b *testing.B, n int) {
func BenchmarkMemmoveUnalignedDst2(b *testing.B) { bmMemmoveUnalignedDst(b, 2) }
func BenchmarkMemmoveUnalignedDst3(b *testing.B) { bmMemmoveUnalignedDst(b, 3) }
func BenchmarkMemmoveUnalignedDst4(b *testing.B) { bmMemmoveUnalignedDst(b, 4) }
func BenchmarkMemmoveUnalignedDst5(b *testing.B) { bmMemmoveUnalignedDst(b, 5) }
func BenchmarkMemmoveUnalignedDst6(b *testing.B) { bmMemmoveUnalignedDst(b, 6) }
func BenchmarkMemmoveUnalignedDst7(b *testing.B) { bmMemmoveUnalignedDst(b, 7) }
func BenchmarkMemmoveUnalignedDst8(b *testing.B) { bmMemmoveUnalignedDst(b, 8) }
func BenchmarkMemmoveUnalignedDst9(b *testing.B) { bmMemmoveUnalignedDst(b, 9) }
func BenchmarkMemmoveUnalignedDst10(b *testing.B) { bmMemmoveUnalignedDst(b, 10) }
func BenchmarkMemmoveUnalignedDst11(b *testing.B) { bmMemmoveUnalignedDst(b, 11) }
func BenchmarkMemmoveUnalignedDst12(b *testing.B) { bmMemmoveUnalignedDst(b, 12) }
func BenchmarkMemmoveUnalignedDst13(b *testing.B) { bmMemmoveUnalignedDst(b, 13) }
func BenchmarkMemmoveUnalignedDst14(b *testing.B) { bmMemmoveUnalignedDst(b, 14) }
func BenchmarkMemmoveUnalignedDst15(b *testing.B) { bmMemmoveUnalignedDst(b, 15) }
func BenchmarkMemmoveUnalignedDst16(b *testing.B) { bmMemmoveUnalignedDst(b, 16) }
func BenchmarkMemmoveUnalignedDst32(b *testing.B) { bmMemmoveUnalignedDst(b, 32) }
func BenchmarkMemmoveUnalignedDst64(b *testing.B) { bmMemmoveUnalignedDst(b, 64) }
func BenchmarkMemmoveUnalignedDst128(b *testing.B) { bmMemmoveUnalignedDst(b, 128) }
func BenchmarkMemmoveUnalignedDst256(b *testing.B) { bmMemmoveUnalignedDst(b, 256) }
func BenchmarkMemmoveUnalignedDst512(b *testing.B) { bmMemmoveUnalignedDst(b, 512) }
func BenchmarkMemmoveUnalignedDst1024(b *testing.B) { bmMemmoveUnalignedDst(b, 1024) }
func BenchmarkMemmoveUnalignedDst2048(b *testing.B) { bmMemmoveUnalignedDst(b, 2048) }
func BenchmarkMemmoveUnalignedDst4096(b *testing.B) { bmMemmoveUnalignedDst(b, 4096) }
func bmMemmoveUnalignedSrc(b *testing.B, n int) {
x := make([]byte, n) x := make([]byte, n)
y := make([]byte, n+1) y := make([]byte, n+1)
b.SetBytes(int64(n))
for i := 0; i < b.N; i++ { for i := 0; i < b.N; i++ {
copy(x, y[1:]) copy(x, y[1:])
} }
})
} }
func BenchmarkMemmoveUnalignedSrc0(b *testing.B) { bmMemmoveUnalignedSrc(b, 0) }
func BenchmarkMemmoveUnalignedSrc1(b *testing.B) { bmMemmoveUnalignedSrc(b, 1) }
func BenchmarkMemmoveUnalignedSrc2(b *testing.B) { bmMemmoveUnalignedSrc(b, 2) }
func BenchmarkMemmoveUnalignedSrc3(b *testing.B) { bmMemmoveUnalignedSrc(b, 3) }
func BenchmarkMemmoveUnalignedSrc4(b *testing.B) { bmMemmoveUnalignedSrc(b, 4) }
func BenchmarkMemmoveUnalignedSrc5(b *testing.B) { bmMemmoveUnalignedSrc(b, 5) }
func BenchmarkMemmoveUnalignedSrc6(b *testing.B) { bmMemmoveUnalignedSrc(b, 6) }
func BenchmarkMemmoveUnalignedSrc7(b *testing.B) { bmMemmoveUnalignedSrc(b, 7) }
func BenchmarkMemmoveUnalignedSrc8(b *testing.B) { bmMemmoveUnalignedSrc(b, 8) }
func BenchmarkMemmoveUnalignedSrc9(b *testing.B) { bmMemmoveUnalignedSrc(b, 9) }
func BenchmarkMemmoveUnalignedSrc10(b *testing.B) { bmMemmoveUnalignedSrc(b, 10) }
func BenchmarkMemmoveUnalignedSrc11(b *testing.B) { bmMemmoveUnalignedSrc(b, 11) }
func BenchmarkMemmoveUnalignedSrc12(b *testing.B) { bmMemmoveUnalignedSrc(b, 12) }
func BenchmarkMemmoveUnalignedSrc13(b *testing.B) { bmMemmoveUnalignedSrc(b, 13) }
func BenchmarkMemmoveUnalignedSrc14(b *testing.B) { bmMemmoveUnalignedSrc(b, 14) }
func BenchmarkMemmoveUnalignedSrc15(b *testing.B) { bmMemmoveUnalignedSrc(b, 15) }
func BenchmarkMemmoveUnalignedSrc16(b *testing.B) { bmMemmoveUnalignedSrc(b, 16) }
func BenchmarkMemmoveUnalignedSrc32(b *testing.B) { bmMemmoveUnalignedSrc(b, 32) }
func BenchmarkMemmoveUnalignedSrc64(b *testing.B) { bmMemmoveUnalignedSrc(b, 64) }
func BenchmarkMemmoveUnalignedSrc128(b *testing.B) { bmMemmoveUnalignedSrc(b, 128) }
func BenchmarkMemmoveUnalignedSrc256(b *testing.B) { bmMemmoveUnalignedSrc(b, 256) }
func BenchmarkMemmoveUnalignedSrc512(b *testing.B) { bmMemmoveUnalignedSrc(b, 512) }
func BenchmarkMemmoveUnalignedSrc1024(b *testing.B) { bmMemmoveUnalignedSrc(b, 1024) }
func BenchmarkMemmoveUnalignedSrc2048(b *testing.B) { bmMemmoveUnalignedSrc(b, 2048) }
func BenchmarkMemmoveUnalignedSrc4096(b *testing.B) { bmMemmoveUnalignedSrc(b, 4096) }
func TestMemclr(t *testing.T) { func TestMemclr(t *testing.T) {
size := 512 size := 512
if testing.Short() { if testing.Short() {
...@@ -218,38 +158,37 @@ func TestMemclr(t *testing.T) { ...@@ -218,38 +158,37 @@ func TestMemclr(t *testing.T) {
} }
} }
func bmMemclr(b *testing.B, n int) { func BenchmarkMemclr(b *testing.B) {
for _, n := range []int{5, 16, 64, 256, 4096, 65536} {
x := make([]byte, n) x := make([]byte, n)
b.Run(fmt.Sprint(n), func(b *testing.B) {
b.SetBytes(int64(n)) b.SetBytes(int64(n))
for i := 0; i < b.N; i++ { for i := 0; i < b.N; i++ {
MemclrBytes(x) MemclrBytes(x)
} }
})
}
for _, m := range []int{1, 4, 8, 16, 64} {
x := make([]byte, m<<20)
b.Run(fmt.Sprint(m, "M"), func(b *testing.B) {
b.SetBytes(int64(m << 20))
for i := 0; i < b.N; i++ {
MemclrBytes(x)
}
})
}
} }
func BenchmarkMemclr5(b *testing.B) { bmMemclr(b, 5) }
func BenchmarkMemclr16(b *testing.B) { bmMemclr(b, 16) }
func BenchmarkMemclr64(b *testing.B) { bmMemclr(b, 64) }
func BenchmarkMemclr256(b *testing.B) { bmMemclr(b, 256) }
func BenchmarkMemclr4096(b *testing.B) { bmMemclr(b, 4096) }
func BenchmarkMemclr65536(b *testing.B) { bmMemclr(b, 65536) }
func BenchmarkMemclr1M(b *testing.B) { bmMemclr(b, 1<<20) }
func BenchmarkMemclr4M(b *testing.B) { bmMemclr(b, 4<<20) }
func BenchmarkMemclr8M(b *testing.B) { bmMemclr(b, 8<<20) }
func BenchmarkMemclr16M(b *testing.B) { bmMemclr(b, 16<<20) }
func BenchmarkMemclr64M(b *testing.B) { bmMemclr(b, 64<<20) }
func bmGoMemclr(b *testing.B, n int) { func BenchmarkGoMemclr(b *testing.B) {
benchmarkSizes(b, []int{5, 16, 64, 256}, func(b *testing.B, n int) {
x := make([]byte, n) x := make([]byte, n)
b.SetBytes(int64(n))
for i := 0; i < b.N; i++ { for i := 0; i < b.N; i++ {
for j := range x { for j := range x {
x[j] = 0 x[j] = 0
} }
} }
})
} }
func BenchmarkGoMemclr5(b *testing.B) { bmGoMemclr(b, 5) }
func BenchmarkGoMemclr16(b *testing.B) { bmGoMemclr(b, 16) }
func BenchmarkGoMemclr64(b *testing.B) { bmGoMemclr(b, 64) }
func BenchmarkGoMemclr256(b *testing.B) { bmGoMemclr(b, 256) }
func BenchmarkClearFat8(b *testing.B) { func BenchmarkClearFat8(b *testing.B) {
for i := 0; i < b.N; i++ { for i := 0; i < b.N; i++ {
......
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