forked from gitea/gitea
20 lines
684 B
Go
20 lines
684 B
Go
// Copyright (c) 2020 Klaus Post, released under MIT License. See LICENSE file.
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package cpuid
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import "runtime"
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func detectOS(c *CPUInfo) bool {
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// There are no hw.optional sysctl values for the below features on Mac OS 11.0
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// to detect their supported state dynamically. Assume the CPU features that
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// Apple Silicon M1 supports to be available as a minimal set of features
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// to all Go programs running on darwin/arm64.
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// TODO: Add more if we know them.
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c.featureSet.setIf(runtime.GOOS != "ios", AESARM, PMULL, SHA1, SHA2)
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c.PhysicalCores = runtime.NumCPU()
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// For now assuming 1 thread per core...
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c.ThreadsPerCore = 1
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c.LogicalCores = c.PhysicalCores
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return true
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}
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