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80 lines
1.8 KiB
80 lines
1.8 KiB
/*
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* Mini Object Storage, (C) 2014 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// +build amd64
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package cpu
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import (
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"errors"
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"os/exec"
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"runtime"
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"strings"
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"testing"
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. "gopkg.in/check.v1"
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)
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func Test(t *testing.T) { TestingT(t) }
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type MySuite struct{}
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var _ = Suite(&MySuite{})
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func hasCpuFeatureFromOS(feature string) (bool, error) {
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if runtime.GOOS == "linux" {
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command := exec.Command("/bin/cat", "/proc/cpuinfo")
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output, err := command.Output()
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if err != nil {
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return false, err
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}
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if strings.Contains(string(output), feature) {
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return true, nil
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} else {
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return false, nil
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}
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} else {
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// TODO find new way to test cpu flags on windows
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return false, errors.New("Not Implemented on this platform")
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}
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}
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func (s *MySuite) TestHasSSE41(c *C) {
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if runtime.GOOS == "linux" {
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var flag = HasSSE41()
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osCheck, err := hasCpuFeatureFromOS("sse4_1")
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c.Assert(err, IsNil)
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c.Check(flag, Equals, osCheck)
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}
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}
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func (s *MySuite) TestHasAVX(c *C) {
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if runtime.GOOS == "linux" {
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var flag = HasAVX()
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osFlag, err := hasCpuFeatureFromOS("avx")
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c.Assert(err, IsNil)
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c.Check(osFlag, Equals, flag)
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}
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}
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func (s *MySuite) TestHasAVX2(c *C) {
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if runtime.GOOS == "linux" {
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var flag = HasAVX2()
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osFlag, err := hasCpuFeatureFromOS("avx2")
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c.Assert(err, IsNil)
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c.Check(osFlag, Equals, flag)
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}
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}
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