mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-15 11:46:45 +00:00
40 lines
1.1 KiB
Go
40 lines
1.1 KiB
Go
/*
|
|
* Copyright 2021 ByteDance Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package cpu
|
|
|
|
import (
|
|
`fmt`
|
|
`os`
|
|
|
|
`github.com/klauspost/cpuid/v2`
|
|
)
|
|
|
|
var (
|
|
HasAVX = cpuid.CPU.Has(cpuid.AVX)
|
|
HasAVX2 = cpuid.CPU.Has(cpuid.AVX2)
|
|
HasSSE = cpuid.CPU.Has(cpuid.SSE)
|
|
)
|
|
|
|
func init() {
|
|
switch v := os.Getenv("SONIC_MODE"); v {
|
|
case "" : break
|
|
case "auto" : break
|
|
case "noavx" : HasAVX = false; fallthrough
|
|
case "noavx2" : HasAVX2 = false
|
|
default : panic(fmt.Sprintf("invalid mode: '%s', should be one of 'auto', 'noavx', 'noavx2'", v))
|
|
}
|
|
}
|