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Since VZEROUPPER triggers RTM abort while VZEROALL won't, select AVX optimized string/memory functions with xtest jz 1f vzeroall ret 1: vzeroupper ret at function exit on processors with usable RTM, but without 256-bit EVEX instructions to avoid VZEROUPPER inside a transactionally executing RTM region.
5 lines
101 B
ArmAsm
5 lines
101 B
ArmAsm
#define MEMCMP __wmemcmp_avx2_movbe_rtm
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#define USE_AS_WMEMCMP 1
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#include "memcmp-avx2-movbe-rtm.S"
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