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authorH.J. Lu <hjl.tools@gmail.com>2021-03-05 06:24:52 -0800
committerH.J. Lu <hjl.tools@gmail.com>2021-03-29 07:40:17 -0700
commit1fd8c163a83d96ace1ff78fa6bac7aee084f6f77 (patch)
treef10a0556c0e7a8d1a97e4702568c4e88869ac168 /sysdeps/s390/wcscpy.c
parent1da50d4bda07f04135dca39f40e79fc9eabed1f8 (diff)
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x86-64: Add ifunc-avx2.h functions with 256-bit EVEX
Update ifunc-avx2.h, strchr.c, strcmp.c, strncmp.c and wcsnlen.c to
select the function optimized with 256-bit EVEX instructions using
YMM16-YMM31 registers to avoid RTM abort with usable AVX512VL, AVX512BW
and BMI2 since VZEROUPPER isn't needed at function exit.

For strcmp/strncmp, prefer AVX2 strcmp/strncmp if Prefer_AVX2_STRCMP
is set.
Diffstat (limited to 'sysdeps/s390/wcscpy.c')
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