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