https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122343
--- Comment #10 from GCC Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by H.J. Lu <[email protected]>: https://gcc.gnu.org/g:bde7cf998666c449f353d928c9cb70de776c7555 commit r16-5953-gbde7cf998666c449f353d928c9cb70de776c7555 Author: H.J. Lu <[email protected]> Date: Mon Dec 8 13:32:55 2025 +0800 x86: Compile avx2-vpcmpgtq-1.c with -fno-fuse-ops-with-volatile-access When -march=cascadelake is added, we generate vmovdqa x(%rip), %ymm0 vpcmpq $1, x(%rip), %ymm0, %k0 vpmovm2q %k0, %ymm0 vmovdqa %ymm0, x(%rip) instead of vmovdqa x(%rip), %ymm1 vmovdqa x(%rip), %ymm0 vpcmpgtq %ymm1, %ymm0, %ymm0 vmovdqa %ymm0, x(%rip) Compile avx2-vpcmpgtq-1.c with -fno-fuse-ops-with-volatile-access to generate vpcmpgtq instead of vpcmpq. PR target/122343 * gcc.target/i386/avx2-vpcmpgtq-1.c: Compile with -fno-fuse-ops-with-volatile-access. Signed-off-by: H.J. Lu <[email protected]>
