[PATCH] D141870: [DAG] Fold fadd(vecreduce(a), vecreduce(b)) into vecreduce(fadd(a,b))

Sergei Barannikov via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Jan 16 13:16:56 PST 2023


barannikov88 added inline comments.


================
Comment at: llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:15342
+        N0->hasOneUse() && N1->hasOneUse() &&
+        TLI.isOperationLegalOrCustom(ISD::FADD,
+                                     N0.getOperand(0).getValueType()))
----------------



CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D141870/new/

https://reviews.llvm.org/D141870



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