[llvm] [X86] Recognise VPMADD52L pattern with AVX512IFMA/AVXIFMA (#153787) (PR #156714)

[Simon Pilgrim via llvm-commits]

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@@ -57966,6 +57966,51 @@ static SDValue pushAddIntoCmovOfConsts(SDNode *N, const SDLoc &DL,
                      Cmov.getOperand(3));
 }
 
+static SDValue matchIntegerMultiplyAdd(SDNode *N, SelectionDAG &DAG,
+                                       SDValue Op0, SDValue Op1,
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RKSimon wrote:

don't bother passing Op0/Op1 - we get them as X and Y from the sdk_match

https://github.com/llvm/llvm-project/pull/156714