[PATCH] D35965: [X86] SET0 to use XMM registers where possible PR26018 PR32862 2/2

[Craig Topper via Phabricator via llvm-commits]

craig.topper added inline comments.


================
Comment at: lib/Target/X86/X86InstrInfo.cpp:7736
     if (HasVLX)
-      return Expand2AddrUndef(MIB, get(X86::VPXORDZ256rr));
+      return Expand2AddrUndef(MIB, get(X86::VPXORDZ128rr));
     if (TRI->getEncodingValue(SrcReg) < 16) {
----------------
You need to change to a subregister here too.


https://reviews.llvm.org/D35965