| // 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 c64 |
| |
| import ( |
| "fmt" |
| "testing" |
| ) |
| |
| var benchSink complex64 |
| |
| func BenchmarkDotUnitary(t *testing.B) { |
| for _, tst := range []struct { |
| name string |
| f func(x, y []complex64) complex64 |
| }{ |
| {"DotcUnitary", DotcUnitary}, |
| {"DotuUnitary", DotuUnitary}, |
| } { |
| for _, v := range []int64{1, 2, 3, 4, 5, 10, 100, 1e3, 5e3, 1e4, 5e4} { |
| t.Run(fmt.Sprintf("%s-%d", tst.name, v), func(b *testing.B) { |
| x, y := x[:v], y[:v] |
| b.SetBytes(128 * v) |
| for i := 0; i < b.N; i++ { |
| benchSink = tst.f(x, y) |
| } |
| }) |
| } |
| } |
| } |
| |
| func BenchmarkDotInc(t *testing.B) { |
| for _, tst := range []struct { |
| name string |
| f func(x, y []complex64, n, incX, incY, ix, iy uintptr) complex64 |
| }{ |
| {"DotcInc", DotcInc}, |
| {"DotuInc", DotuInc}, |
| } { |
| for _, ln := range []int{1, 2, 3, 4, 5, 10, 100, 1e3, 5e3, 1e4, 5e4} { |
| for _, inc := range []int{1, 2, 4, 10, -1, -2, -4, -10} { |
| t.Run(fmt.Sprintf("%s-%d-inc%d", tst.name, ln, inc), func(b *testing.B) { |
| b.SetBytes(int64(128 * ln)) |
| var idx int |
| if inc < 0 { |
| idx = (-ln + 1) * inc |
| } |
| for i := 0; i < b.N; i++ { |
| benchSink = tst.f(x, y, uintptr(ln), uintptr(inc), uintptr(inc), uintptr(idx), uintptr(idx)) |
| } |
| }) |
| } |
| } |
| } |
| } |