src/share/vm/opto/chaitin.cpp

@@ -372,11 +372,10 @@
 
   {
     Compile::TracePhase tp("computeLive", &timers[_t_computeLive]);
     _live = NULL;                 // Mark live as being not available
     rm.reset_to_mark();           // Reclaim working storage
-    IndexSet::reset_memory(C, &live_arena);
     ifg.init(_lrg_map.max_lrg_id()); // Empty IFG
     gather_lrg_masks( false );    // Collect LRG masks
     live.compute(_lrg_map.max_lrg_id()); // Compute liveness
     _live = &live;                // Mark LIVE as being available
   }

@@ -390,11 +389,10 @@
   if (stretch_base_pointer_live_ranges(&live_arena)) {
     Compile::TracePhase tp("computeLive (sbplr)", &timers[_t_computeLive]);
     // Since some live range stretched, I need to recompute live
     _live = NULL;
     rm.reset_to_mark();         // Reclaim working storage
-    IndexSet::reset_memory(C, &live_arena);
     ifg.init(_lrg_map.max_lrg_id());
     gather_lrg_masks(false);
     live.compute(_lrg_map.max_lrg_id());
     _live = &live;
   }

@@ -429,11 +427,10 @@
   // To color, we need the IFG and for that we need LIVE.
   {
     Compile::TracePhase tp("computeLive", &timers[_t_computeLive]);
     _live = NULL;
     rm.reset_to_mark();           // Reclaim working storage
-    IndexSet::reset_memory(C, &live_arena);
     ifg.init(_lrg_map.max_lrg_id());
     gather_lrg_masks( true );
     live.compute(_lrg_map.max_lrg_id());
     _live = &live;
   }

@@ -467,11 +464,10 @@
 
     {
       Compile::TracePhase tp("computeLive", &timers[_t_computeLive]);
       _live = NULL;
       rm.reset_to_mark();         // Reclaim working storage
-      IndexSet::reset_memory(C, &live_arena);
       ifg.init(_lrg_map.max_lrg_id()); // Build a new interference graph
       gather_lrg_masks( true );   // Collect intersect mask
       live.compute(_lrg_map.max_lrg_id()); // Compute LIVE
       _live = &live;
     }

@@ -537,11 +533,10 @@
     // Nuke the live-ness and interference graph and LiveRanGe info
     {
       Compile::TracePhase tp("computeLive", &timers[_t_computeLive]);
       _live = NULL;
       rm.reset_to_mark();         // Reclaim working storage
-      IndexSet::reset_memory(C, &live_arena);
       ifg.init(_lrg_map.max_lrg_id());
 
       // Create LiveRanGe array.
       // Intersect register masks for all USEs and DEFs
       gather_lrg_masks(true);

@@ -659,11 +654,10 @@
   }
 
   // Done!
   _live = NULL;
   _ifg = NULL;
-  C->set_indexSet_arena(NULL);  // ResourceArea is at end of scope
 }
 
 void PhaseChaitin::de_ssa() {
   // Set initial Names for all Nodes.  Most Nodes get the virtual register
   // number.  A few get the ZERO live range number.  These do not