Merge pull request #3998 from nidhi1605/removeFlattenRegisterPairs

Remove FlattenRegisterPairs
eclipse-openj9 · Jun 18, 2019 · 2394432 · 2394432
2 parents a48adc6 + 5be0a71
commit 2394432
Show file tree

Hide file tree

Showing 3 changed files with 0 additions and 24 deletions.
diff --git a/compiler/codegen/OMRRegisterPair.cpp b/compiler/codegen/OMRRegisterPair.cpp
@@ -95,25 +95,3 @@ OMR::RegisterPair::getRegisterPair()
    return REGPAIR_THIS;
    }
 
-int32_t
-OMR::RegisterPair::FlattenRegisterPairs(TR_Queue<TR::Register> * Pairs)
-   {
-    //Empty Queue
-     while(Pairs->dequeue());
-
-    int32_t regCount = 0;
-    TR::Register * firstPair = REGPAIR_THIS;
-    Pairs->enqueue(firstPair);
-    regCount++;
-
-      while(Pairs->peek()->getRegisterPair() != NULL){
-         TR::Register * pair  = Pairs->dequeue();
-         regCount--;
-         Pairs->enqueue(pair->getHighOrder());
-         regCount++;
-         Pairs->enqueue(pair->getLowOrder());
-         regCount++;
-      }
-
-    return regCount;
-   }
diff --git a/compiler/codegen/OMRRegisterPair.hpp b/compiler/codegen/OMRRegisterPair.hpp
@@ -67,7 +67,6 @@ class OMR_EXTENSIBLE RegisterPair : public TR::Register
 
    virtual TR::Register     *getRegister();
    virtual TR::RegisterPair *getRegisterPair();
-   virtual int32_t            FlattenRegisterPairs(TR_Queue<TR::Register> * Pairs);
 
 
    private:

diff --git a/compiler/z/codegen/OMRRegister.hpp b/compiler/z/codegen/OMRRegister.hpp
@@ -105,7 +105,6 @@ class OMR_EXTENSIBLE Register: public OMR::Register
     * Methods specialized in derived classes
     */
 
-   virtual int32_t             FlattenRegisterPairs(TR_Queue<TR::Register> * Pairs) {return 0;}
    virtual bool usesRegister(TR::Register* reg);  //ppc may duplicate this
    virtual bool usesAnyRegister(TR::Register* reg);