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(parent: eae9d43) | patch
Don't advertise RDRAND in cpuid for Core-i7-4910-like avx2 machine.
authorMark Wielaard <mark@klomp.org>
Thu, 1 Oct 2015 12:31:19 +0000 (12:31 +0000)
committerMark Wielaard <mark@klomp.org>
Thu, 1 Oct 2015 12:31:19 +0000 (12:31 +0000)
commit2507ba471c75eee41afb1f638f78c21e6d98cdd8
treecfbae5e0e780b24b12cc9b5e6bb0d503582c79aftree
parenteae9d43d331f02c4812d11ce7c6e7812cd1cc254commit | diff
Don't advertise RDRAND in cpuid for Core-i7-4910-like avx2 machine.

Bug#353370. In amd64g_dirtyhelper_CPUID_avx2 we set the RDRAND bit
but we don't implement support for RDRAND. Turn the bit off so programs
don't try to use RDRAND when running under valgrind.

git-svn-id: svn://svn.valgrind.org/vex/trunk@3197
VEX/priv/guest_amd64_helpers.c diff | blob | blame | history
Mirror of https://sourceware.org/git/valgrind.git