[PATCH] D153681: [X86] Move back _mulx_u32 to 32-bit only

probinson added a comment. I'm okay with putting this back if the codegen (D153620 ) can't be resolved. Honestly I didn't think it was a problem. But I think Craig or Simon should sign off. Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION htt

[PATCH] D153681: [X86] Move back _mulx_u32 to 32-bit only

pengfei created this revision. pengfei added reviewers: probinson, craig.topper, RKSimon. Herald added a project: All. pengfei requested review of this revision. Herald added a project: clang. Herald added a subscriber: cfe-commits. We cannot lower it to mulx at the present due to backend reason.