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Diffstat (limited to '')
-rw-r--r-- | dependencies/pkg/mod/golang.org/x/sys@v0.1.0/cpu/cpu_test.go | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/dependencies/pkg/mod/golang.org/x/sys@v0.1.0/cpu/cpu_test.go b/dependencies/pkg/mod/golang.org/x/sys@v0.1.0/cpu/cpu_test.go new file mode 100644 index 0000000..ba25551 --- /dev/null +++ b/dependencies/pkg/mod/golang.org/x/sys@v0.1.0/cpu/cpu_test.go @@ -0,0 +1,76 @@ +// Copyright 2018 The Go 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 cpu_test + +import ( + "runtime" + "testing" + + "golang.org/x/sys/cpu" +) + +func TestAMD64minimalFeatures(t *testing.T) { + if runtime.GOARCH == "amd64" { + if !cpu.Initialized { + t.Fatal("Initialized expected true, got false") + } + if !cpu.X86.HasSSE2 { + t.Fatal("HasSSE2 expected true, got false") + } + } +} + +func TestAVX2hasAVX(t *testing.T) { + if runtime.GOARCH == "amd64" { + if cpu.X86.HasAVX2 && !cpu.X86.HasAVX { + t.Fatal("HasAVX expected true, got false") + } + } +} + +func TestAVX512HasAVX2AndAVX(t *testing.T) { + if runtime.GOARCH == "amd64" { + if cpu.X86.HasAVX512 && !cpu.X86.HasAVX { + t.Fatal("HasAVX expected true, got false") + } + if cpu.X86.HasAVX512 && !cpu.X86.HasAVX2 { + t.Fatal("HasAVX2 expected true, got false") + } + } +} + +func TestARM64minimalFeatures(t *testing.T) { + if runtime.GOARCH != "arm64" || runtime.GOOS == "ios" { + return + } + if !cpu.ARM64.HasASIMD { + t.Fatal("HasASIMD expected true, got false") + } + if !cpu.ARM64.HasFP { + t.Fatal("HasFP expected true, got false") + } +} + +func TestMIPS64Initialized(t *testing.T) { + if runtime.GOARCH == "mips64" || runtime.GOARCH == "mips64le" { + if !cpu.Initialized { + t.Fatal("Initialized expected true, got false") + } + } +} + +// On ppc64x, the ISA bit for POWER8 should always be set on POWER8 and beyond. +func TestPPC64minimalFeatures(t *testing.T) { + // Do not run this with gccgo on ppc64, as it doesn't have POWER8 as a minimum + // requirement. + if runtime.Compiler == "gccgo" && runtime.GOARCH == "ppc64" { + t.Skip("gccgo does not require POWER8 on ppc64; skipping") + } + if runtime.GOARCH == "ppc64" || runtime.GOARCH == "ppc64le" { + if !cpu.PPC64.IsPOWER8 { + t.Fatal("IsPOWER8 expected true, got false") + } + } +} |