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Commit 224806d

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read sve2 from hwcap2
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cpu/cpu_linux_arm64.go

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@@ -35,6 +35,8 @@ const (
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hwcap_SHA512 = 1 << 21
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hwcap_SVE = 1 << 22
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hwcap_ASIMDFHM = 1 << 23
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hwcap2_SVE2 = 1 << 1
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)
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// linuxKernelCanEmulateCPUID reports whether we're running
@@ -104,6 +106,9 @@ func doinit() {
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ARM64.HasSHA512 = isSet(hwCap, hwcap_SHA512)
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ARM64.HasSVE = isSet(hwCap, hwcap_SVE)
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ARM64.HasASIMDFHM = isSet(hwCap, hwcap_ASIMDFHM)
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// HWCAP2 feature bits
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ARM64.HasSVE2 = isSet(hwCap2, hwcap2_SVE2)
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}
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func isSet(hwc uint, value uint) bool {

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