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3d9f171bfb
memset with zero as the value to set is by far the majority value (99%+ for Python3 and GCC). bzero can be slightly more optimized for this case by using a zero-idiom xor for broadcasting the set value to a register (vector or GPR). Co-developed-by: Noah Goldstein <goldstein.w.n@gmail.com>
12 lines
335 B
ArmAsm
12 lines
335 B
ArmAsm
#define ZERO_UPPER_VEC_REGISTERS_RETURN \
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ZERO_UPPER_VEC_REGISTERS_RETURN_XTEST
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#define VZEROUPPER_RETURN jmp L(return)
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#define SECTION(p) p##.avx.rtm
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#define MEMSET_SYMBOL(p,s) p##_avx2_##s##_rtm
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#define BZERO_SYMBOL(p,s) p##_avx2_##s##_rtm
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#define WMEMSET_SYMBOL(p,s) p##_avx2_##s##_rtm
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#include "memset-avx2-unaligned-erms.S"
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