Re: [PATCH] i386: Avoid integer logic insns for 32bit and 64bit vector modes [PR100701]

2021-05-20 Thread Richard Biener via Gcc-patches
On May 20, 2021 6:52:17 PM GMT+02:00, Uros Bizjak via Gcc-patches wrote: >Integer logic instructions clobber flags, do not use them for >32bit and 64bit vector modes. We could add a CC clobber before reload and a splitter afterwards into one of the two variants? Not sure if worth the trouble of

[PATCH] i386: Avoid integer logic insns for 32bit and 64bit vector modes [PR100701]

2021-05-20 Thread Uros Bizjak via Gcc-patches
Integer logic instructions clobber flags, do not use them for 32bit and 64bit vector modes. 2021-05-20 Uroš Bizjak gcc/ PR target/100701 * config/i386/i386.md (isa): Remove x64_bmi. (enabled): Remove x64_bmi. * config/i386/mmx.md (mmx_andnot3): Remove general register alter