mirror of
https://github.com/gonum/gonum.git
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93 lines
2.1 KiB
Go
93 lines
2.1 KiB
Go
// Copyright ©2017 The Gonum 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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package f32
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import (
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"fmt"
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"testing"
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)
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var (
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benchSink float32
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benchSink64 float64
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)
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func BenchmarkDotUnitary(t *testing.B) {
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const name = "DotUnitary"
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for _, v := range []int64{1, 2, 3, 4, 5, 10, 100, 1e3, 5e3, 1e4, 5e4} {
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t.Run(fmt.Sprintf("%s-%d", name, v), func(b *testing.B) {
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x, y := x[:v], y[:v]
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b.SetBytes(32 * v)
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for i := 0; i < b.N; i++ {
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benchSink = DotUnitary(x, y)
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}
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})
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}
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}
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func BenchmarkDdotUnitary(t *testing.B) {
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const name = "DdotUnitary"
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for _, v := range []int64{1, 2, 3, 4, 5, 10, 100, 1e3, 5e3, 1e4, 5e4} {
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t.Run(fmt.Sprintf("%s-%d", name, v), func(b *testing.B) {
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x, y := x[:v], y[:v]
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b.SetBytes(32 * v)
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for i := 0; i < b.N; i++ {
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benchSink64 = DdotUnitary(x, y)
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}
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})
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}
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}
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var incsDot = []struct {
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len int
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inc []int
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}{
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{1, []int{1}},
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{3, []int{1, 2, 4, 10}},
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{10, []int{1, 2, 4, 10}},
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{30, []int{1, 2, 4, 10}},
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{1e2, []int{1, 2, 4, 10}},
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{3e2, []int{1, 2, 4, 10}},
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{1e3, []int{1, 2, 4, 10}},
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{3e3, []int{1, 2, 4, 10}},
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{1e4, []int{1, 2, 4, 10, -1, -2, -4, -10}},
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}
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func BenchmarkDotInc(t *testing.B) {
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const name = "DotInc"
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for _, tt := range incsDot {
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for _, inc := range tt.inc {
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t.Run(fmt.Sprintf("%s-%d-inc(%d)", name, tt.len, inc), func(b *testing.B) {
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b.SetBytes(int64(32 * tt.len))
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idx := 0
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if inc < 0 {
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idx = (-tt.len + 1) * inc
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}
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for i := 0; i < b.N; i++ {
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benchSink = DotInc(x, y, uintptr(tt.len), uintptr(inc), uintptr(inc), uintptr(idx), uintptr(idx))
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}
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})
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}
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}
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}
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func BenchmarkDdotInc(t *testing.B) {
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const name = "DdotInc"
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for _, tt := range incsDot {
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for _, inc := range tt.inc {
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t.Run(fmt.Sprintf("%s-%d-inc(%d)", name, tt.len, inc), func(b *testing.B) {
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b.SetBytes(int64(32 * tt.len))
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idx := 0
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if inc < 0 {
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idx = (-tt.len + 1) * inc
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}
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for i := 0; i < b.N; i++ {
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benchSink64 = DdotInc(x, y, uintptr(tt.len), uintptr(inc), uintptr(inc), uintptr(idx), uintptr(idx))
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}
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})
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}
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}
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}
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