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disableMarchNative: also disable ADX in BLST (#2175)

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Ștefan Talpalaru 2020-12-11 08:16:17 +01:00 committed by GitHub
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commit 6cfe7de6b0
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1 changed files with 6 additions and 2 deletions
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@ -40,9 +40,13 @@ if defined(windows):
# and larger arithmetic use cases, along with register starvation issues. When # and larger arithmetic use cases, along with register starvation issues. When
# engineering a more portable binary release, this should be tweaked but still # engineering a more portable binary release, this should be tweaked but still
# use at least -msse2 or -msse3. # use at least -msse2 or -msse3.
#
# Since ADX is only available on new CPUs, we want to disable it for generic
# binaries (BLST autodetects it with no other way to opt-out than at the C
# compiler level).
if defined(disableMarchNative): if defined(disableMarchNative):
switch("passC", "-msse3") switch("passC", "-msse3 -mno-adx")
switch("passL", "-msse3") switch("passL", "-msse3 -mno-adx")
else: else:
switch("passC", "-march=native") switch("passC", "-march=native")
switch("passL", "-march=native") switch("passL", "-march=native")