[Bug rtl-optimization/87817] [9 Regression] gcc.target/i386/bmi2-bzhi-2.c execution test
jakub at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Nov 14 12:37:00 GMT 2018
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87817
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Nov 14 12:36:59 2018
New Revision: 266140
URL: https://gcc.gnu.org/viewcvs?rev=266140&root=gcc&view=rev
Log:
PR rtl-optimization/87817
* config/i386/i386.c (ix86_fold_builtin): For _bzhi_u{32,64} if
last argument has low 8 bits clear, fold to 0.
* gcc.target/i386/bmi2-bzhi-3.c (main): Add a couple of new tests.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.target/i386/bmi2-bzhi-3.c
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