src/share/vm/adlc/formssel.cpp

@@ -605,10 +605,12 @@
   // but writes none
   if( _matrule && _matrule->_rChild &&
       ( strcmp(_matrule->_rChild->_opType,"StrComp"    )==0 ||
         strcmp(_matrule->_rChild->_opType,"StrEquals"  )==0 ||
         strcmp(_matrule->_rChild->_opType,"StrIndexOf" )==0 ||
+        strcmp(_matrule->_rChild->_opType,"StrIndexOfChar" )==0 ||
+        strcmp(_matrule->_rChild->_opType,"HasNegatives" )==0 ||
         strcmp(_matrule->_rChild->_opType,"AryEq"      )==0 ))
     return true;
 
   // Check if instruction has a USE of a memory operand class, but no defs
   bool USE_of_memory  = false;

@@ -885,15 +887,20 @@
 
   if( _matrule->_rChild &&
       ( strcmp(_matrule->_rChild->_opType,"AryEq"     )==0 ||
         strcmp(_matrule->_rChild->_opType,"StrComp"   )==0 ||
         strcmp(_matrule->_rChild->_opType,"StrEquals" )==0 ||
+        strcmp(_matrule->_rChild->_opType,"StrInflatedCopy"   )==0 ||
+        strcmp(_matrule->_rChild->_opType,"StrCompressedCopy" )==0 ||
         strcmp(_matrule->_rChild->_opType,"StrIndexOf")==0 ||
+        strcmp(_matrule->_rChild->_opType,"StrIndexOfChar")==0 ||
+        strcmp(_matrule->_rChild->_opType,"HasNegatives")==0 ||
         strcmp(_matrule->_rChild->_opType,"EncodeISOArray")==0)) {
         // String.(compareTo/equals/indexOf) and Arrays.equals
         // and sun.nio.cs.iso8859_1$Encoder.EncodeISOArray
         // take 1 control and 1 memory edges.
+        // Also String.(compressedCopy/inflatedCopy).
     return 2;
   }
 
   // Check for handling of 'Memory' input/edge in the ideal world.
   // The AD file writer is shielded from knowledge of these edges.