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Add vzeroupper for processors with AVX

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To avoid false dependencies on upper 128 bits of YMM registers.
This commit is contained in:
SChernykh 2019-12-18 09:12:25 +01:00
parent 59e8fdb9ed
commit 7459677fd5
3 changed files with 12 additions and 0 deletions
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3
src/crypto/randomx/jit_compiler_x86_static.asm
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@ -82,6 +82,9 @@ randomx_program_prologue_first_load PROC
ror rdx, 32
and edx, RANDOMX_SCRATCHPAD_MASK
stmxcsr dword ptr [rsp-20]
nop
nop
nop
jmp randomx_program_loop_begin
randomx_program_prologue_first_load ENDP