https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89021
--- Comment #30 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> --- Author: hjl Date: Wed May 15 15:21:04 2019 New Revision: 271238 URL: https://gcc.gnu.org/viewcvs?rev=271238&root=gcc&view=rev Log: i386: Emulate MMX movntq with SSE2 movntidi Emulate MMX movntq with SSE2 movntidi. Only register source operand is allowed. PR target/89021 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation. Modified: trunk/gcc/ChangeLog trunk/gcc/config/i386/mmx.md