Merge pull request eclipse-omr#3857 from wbh123456/relocatecreateorfind

Remove the createOrFindClonedNode function in OMR
wbh123456 · May 22, 2019 · 341d49f · 341d49f
2 parents ee8052d + 8d0708b
commit 341d49f
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Showing 2 changed files with 1 addition and 26 deletions.
diff --git a/compiler/codegen/OMRCodeGenerator.cpp b/compiler/codegen/OMRCodeGenerator.cpp
@@ -159,7 +159,6 @@ OMR::CodeGenerator::CodeGenerator() :
       _implicitExceptionPoint(0),
       _localsThatAreStored(NULL),
       _numLocalsWhenStoreAnalysisWasDone(-1),
-      _uncommmonedNodes(self()->comp()->trMemory(), stackAlloc),
       _ialoadUnneeded(self()->comp()->trMemory()),
      _symRefTab(self()->comp()->getSymRefTab()),
      _vmThreadRegister(NULL),
@@ -1291,27 +1290,6 @@ bool OMR::CodeGenerator::areAssignableGPRsScarce()
       return (self()->getMaximumNumbersOfAssignableGPRs() <= threshold);
    }
 
-// J9
-//
-TR::Node *
-OMR::CodeGenerator::createOrFindClonedNode(TR::Node *node, int32_t numChildren)
-   {
-   TR_HashId index;
-   if (!_uncommmonedNodes.locate(node->getGlobalIndex(), index))
-      {
-      // has not been uncommoned already, clone and store for later
-      TR::Node *clone = TR::Node::copy(node, numChildren);
-      _uncommmonedNodes.add(node->getGlobalIndex(), index, clone);
-      node = clone;
-      }
-   else
-      {
-      // found previously cloned node
-      node = (TR::Node *) _uncommmonedNodes.getData(index);
-      }
-   return node;
-   }
-
 
 // returns true iff, based on opcodes and offsets if two store/load/address nodes are definitely disjoint (i.e. guaranteed not to overlap)
 // any combination of stores,loads and address nodes are allowed as node1 and node2

diff --git a/compiler/codegen/OMRCodeGenerator.hpp b/compiler/codegen/OMRCodeGenerator.hpp
@@ -266,7 +266,6 @@ class OMR_EXTENSIBLE CodeGenerator
 
    TR_BitVector *_localsThatAreStored;
    int32_t _numLocalsWhenStoreAnalysisWasDone;
-   TR_HashTabInt _uncommmonedNodes;               // uncommoned nodes keyed by the original nodes
    List<TR_Pair<TR::Node, int32_t> > _ialoadUnneeded;
 
    public:
@@ -1386,9 +1385,7 @@ class OMR_EXTENSIBLE CodeGenerator
       return true;
       }
 
-   // --------------------------------------------------------------------------
-
-   TR::Node *createOrFindClonedNode(TR::Node *node, int32_t numChildren);
+   // --------------------------------------------------------------------------	
 
    bool constantAddressesCanChangeSize(TR::Node *node);
    bool profiledPointersRequireRelocation();