[gnutls-devel] GnuTLS | Why does gnutls need to judge whether it supports FMA when detecting the extended instruction set AVX (#1083)

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Fri Sep 4 04:40:33 CEST 2020

zzjianhui created an issue: https://gitlab.com/gnutls/gnutls/-/issues/1083

In x86-common.c, Need to satisfy OSXSAVE, FMA and MOVBE are all 1 in order to use AVX. But in intel manual, only need to check OSXSAVE and AVX feature flags.

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