[PATCH] D28195: [legalizetypes] Push fp16 -> fp32 extension node to worklist.

[Florian Hahn via Phabricator via llvm-commits]

fhahn updated this revision to Diff 86508.
fhahn retitled this revision from "[selectiondag] Mark node created in SoftenFloatRes_FP_EXTEND as Processed." to " [legalizetypes] Push fp16 -> fp32 extension node to worklist. ".
fhahn edited the summary of this revision.
Herald added a subscriber: mehdi_amini.

https://reviews.llvm.org/D28195

Files:
  lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp


Index: lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
===================================================================
--- lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
+++ lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
@@ -458,8 +458,10 @@
   // hard-float FP_EXTEND rather than FP16_TO_FP.
   if (Op.getValueType() == MVT::f16 && N->getValueType(0) != MVT::f32) {
     Op = DAG.getNode(ISD::FP_EXTEND, SDLoc(N), MVT::f32, Op);
-    if (getTypeAction(MVT::f32) == TargetLowering::TypeSoftenFloat)
-      SoftenFloatResult(Op.getNode(), 0);
+    if (getTypeAction(MVT::f32) == TargetLowering::TypeSoftenFloat) {
+      Worklist.push_back(Op.getNode());
+      Op.getNode()->setNodeId(ReadyToProcess);
+    }
   }
 
   if (getTypeAction(Op.getValueType()) == TargetLowering::TypePromoteFloat) {
@@ -472,8 +474,6 @@
   }
 
   RTLIB::Libcall LC = RTLIB::getFPEXT(Op.getValueType(), N->getValueType(0));
-  if (getTypeAction(Op.getValueType()) == TargetLowering::TypeSoftenFloat)
-    Op = GetSoftenedFloat(Op);
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported FP_EXTEND!");
   return TLI.makeLibCall(DAG, LC, NVT, Op, false, SDLoc(N)).first;
 }


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