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(parent: 63ad435) | patch
x86-64: Add memset family functions with 256-bit EVEX
authorH.J. Lu <hjl.tools@gmail.com>
Fri, 5 Mar 2021 15:15:03 +0000 (07:15 -0800)
committerH.J. Lu <hjl.tools@gmail.com>
Mon, 29 Mar 2021 14:40:17 +0000 (07:40 -0700)
commit1b968b6b9b3aac702ac2f133e0dd16cfdbb415ee
tree03329adc8a73b1fbfafad45ff41e8706c799d5c0tree
parent63ad43566f7a25d140dc723598aeb441ad657eedcommit | diff
x86-64: Add memset family functions with 256-bit EVEX

Update ifunc-memset.h/ifunc-wmemset.h to select the function optimized
with 256-bit EVEX instructions using YMM16-YMM31 registers to avoid RTM
abort with usable AVX512VL and AVX512BW since VZEROUPPER isn't needed at
function exit.
sysdeps/x86_64/multiarch/Makefile diff | blob | blame | history
sysdeps/x86_64/multiarch/ifunc-impl-list.c diff | blob | blame | history
sysdeps/x86_64/multiarch/ifunc-memset.h diff | blob | blame | history
sysdeps/x86_64/multiarch/ifunc-wmemset.h diff | blob | blame | history
sysdeps/x86_64/multiarch/memset-evex-unaligned-erms.S [new file with mode: 0644] blob
sysdeps/x86_64/multiarch/memset-vec-unaligned-erms.S diff | blob | blame | history
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