src/share/vm/opto/opaquenode.cpp

rev 7652 : 8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
Reviewed-by: ?
rev 7653 : [mq]: branch.freq.1
rev 7656 : [mq]: branch.freq.4

*** 58,63 ****
--- 58,85 ----
  uint Opaque2Node::hash() const { return NO_HASH; }
  uint Opaque2Node::cmp( const Node &n ) const {
    return (&n == this);          // Always fail except on self
  }
  
+ //=============================================================================
  
+ uint ProfileBooleanNode::hash() const { return NO_HASH; }
+ uint ProfileBooleanNode::cmp( const Node &n ) const {
+   return (&n == this);
+ }
+ 
+ Node *ProfileBooleanNode::Ideal(PhaseGVN *phase, bool can_reshape) {
+   if (can_reshape && _delay_removal) {
+     _delay_removal = false;
+     return this;
+   } else {
+     return NULL;
+   }
+ }
+ 
+ Node *ProfileBooleanNode::Identity( PhaseTransform *phase ) {
+   if (_delay_removal) {
+     return this;
+   } else {
+     return in(1);
+   }
+ }