llvm-project

b6c9dcc9 - [X86][CodeGen] Not emit mr_ND if rr_ND is commutable

[X86][CodeGen] Not emit mr_ND if rr_ND is commutable This gives us more chance to compress instruction in X86CompressEVEX.cpp b/c mr_ND is not a candidate of instructions to be compressed while rm_ND is.