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Source file src/runtime/complex_test.go

Documentation: runtime

     1  // Copyright 2012 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package runtime_test
     6  
     7  import (
     8  	"math/cmplx"
     9  	"testing"
    10  )
    11  
    12  var result complex128
    13  
    14  func BenchmarkComplex128DivNormal(b *testing.B) {
    15  	d := 15 + 2i
    16  	n := 32 + 3i
    17  	res := 0i
    18  	for i := 0; i < b.N; i++ {
    19  		n += 0.1i
    20  		res += n / d
    21  	}
    22  	result = res
    23  }
    24  
    25  func BenchmarkComplex128DivNisNaN(b *testing.B) {
    26  	d := cmplx.NaN()
    27  	n := 32 + 3i
    28  	res := 0i
    29  	for i := 0; i < b.N; i++ {
    30  		n += 0.1i
    31  		res += n / d
    32  	}
    33  	result = res
    34  }
    35  
    36  func BenchmarkComplex128DivDisNaN(b *testing.B) {
    37  	d := 15 + 2i
    38  	n := cmplx.NaN()
    39  	res := 0i
    40  	for i := 0; i < b.N; i++ {
    41  		d += 0.1i
    42  		res += n / d
    43  	}
    44  	result = res
    45  }
    46  
    47  func BenchmarkComplex128DivNisInf(b *testing.B) {
    48  	d := 15 + 2i
    49  	n := cmplx.Inf()
    50  	res := 0i
    51  	for i := 0; i < b.N; i++ {
    52  		d += 0.1i
    53  		res += n / d
    54  	}
    55  	result = res
    56  }
    57  
    58  func BenchmarkComplex128DivDisInf(b *testing.B) {
    59  	d := cmplx.Inf()
    60  	n := 32 + 3i
    61  	res := 0i
    62  	for i := 0; i < b.N; i++ {
    63  		n += 0.1i
    64  		res += n / d
    65  	}
    66  	result = res
    67  }
    68  

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