https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108177
--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Andre Simoes Dias Vieira <avie...@gcc.gnu.org>: https://gcc.gnu.org/g:c1093923733a1072a237f112e3239b5ebd88eadd commit r13-5327-gc1093923733a1072a237f112e3239b5ebd88eadd Author: Andre Vieira <andre.simoesdiasvie...@arm.com> Date: Tue Jan 24 16:59:23 2023 +0000 arm: Make MVE masked stores read memory operand [PR 108177] This patch adds the memory operand of MVE masked stores as input operands to mimic the 'partial' writes, to prevent erroneous write-after-write optimizations as described in the PR. gcc/ChangeLog: PR target/108177 * config/arm/mve.md (mve_vstrbq_p_<supf><mode>, mve_vstrhq_p_fv8hf, mve_vstrhq_p_<supf><mode>, mve_vstrwq_p_<supf>v4si): Add memory operand as input operand. gcc/testsuite/ChangeLog: * gcc.target/arm/mve/pr108177-1-run.c: New test. * gcc.target/arm/mve/pr108177-1.c: New test. * gcc.target/arm/mve/pr108177-10-run.c: New test. * gcc.target/arm/mve/pr108177-10.c: New test. * gcc.target/arm/mve/pr108177-11-run.c: New test. * gcc.target/arm/mve/pr108177-11.c: New test. * gcc.target/arm/mve/pr108177-12-run.c: New test. * gcc.target/arm/mve/pr108177-12.c: New test. * gcc.target/arm/mve/pr108177-13-run.c: New test. * gcc.target/arm/mve/pr108177-13.c: New test. * gcc.target/arm/mve/pr108177-14-run.c: New test. * gcc.target/arm/mve/pr108177-14.c: New test. * gcc.target/arm/mve/pr108177-2-run.c: New test. * gcc.target/arm/mve/pr108177-2.c: New test. * gcc.target/arm/mve/pr108177-3-run.c: New test. * gcc.target/arm/mve/pr108177-3.c: New test. * gcc.target/arm/mve/pr108177-4-run.c: New test. * gcc.target/arm/mve/pr108177-4.c: New test. * gcc.target/arm/mve/pr108177-5-run.c: New test. * gcc.target/arm/mve/pr108177-5.c: New test. * gcc.target/arm/mve/pr108177-6-run.c: New test. * gcc.target/arm/mve/pr108177-6.c: New test. * gcc.target/arm/mve/pr108177-7-run.c: New test. * gcc.target/arm/mve/pr108177-7.c: New test. * gcc.target/arm/mve/pr108177-8-run.c: New test. * gcc.target/arm/mve/pr108177-8.c: New test. * gcc.target/arm/mve/pr108177-9-run.c: New test. * gcc.target/arm/mve/pr108177-9.c: New test. * gcc.target/arm/mve/pr108177-main.x: New test include. * gcc.target/arm/mve/pr108177.x: New test include.
