[PATCH] D109953: [X86] Combine the FADD(A, FMA(B, C, 0)) to FMA(B, C, A)

[Pengfei Wang via Phabricator via llvm-commits]

pengfei accepted this revision.
pengfei added a comment.
This revision is now accepted and ready to land.

LGTM with a nit.



================
Comment at: llvm/lib/Target/X86/X86ISelLowering.cpp:47514
+      if ((Opcode == X86ISD::VFMADDC || Opcode == X86ISD::VFCMADDC) &&
+                 ISD::isBuildVectorAllZeros(Op0->getOperand(0).getNode())) {
+        MulOp0 = Op0.getOperand(1);
----------------
indent


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  https://reviews.llvm.org/D109953/new/

https://reviews.llvm.org/D109953