VM: Separate precompilation-specific code, make flags const.

runtime/vm/aot_optimizer.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-#ifndef VM_FLOW_GRAPH_OPTIMIZER_H_
-#define VM_FLOW_GRAPH_OPTIMIZER_H_
+#ifndef VM_AOT_OPTIMIZER_H_
+#define VM_AOT_OPTIMIZER_H_
 
 #include "vm/intermediate_language.h"
 #include "vm/flow_graph.h"
 
 namespace dart {
 
 class CSEInstructionMap;
 template <typename T> class GrowableArray;
 class ParsedFunction;
+class RawBool;
 
-class FlowGraphOptimizer : public FlowGraphVisitor {
+class AotOptimizer : public FlowGraphVisitor {
  public:
-  FlowGraphOptimizer(
+  AotOptimizer(
       FlowGraph* flow_graph,
       bool use_speculative_inlining,
       GrowableArray<intptr_t>* inlining_black_list)
       : FlowGraphVisitor(flow_graph->reverse_postorder()),
         flow_graph_(flow_graph),
         use_speculative_inlining_(use_speculative_inlining),
         inlining_black_list_(inlining_black_list) {
     ASSERT(!use_speculative_inlining || (inlining_black_list != NULL));
   }
-  virtual ~FlowGraphOptimizer() {}
+  virtual ~AotOptimizer() {}
 
   FlowGraph* flow_graph() const { return flow_graph_; }
 
   // Add ICData to InstanceCalls, so that optimizations can be run on them.
   // TODO(srdjan): StaticCals as well?
   void PopulateWithICData();
 
   // Use ICData to optimize, replace or eliminate instructions.
   void ApplyICData();
 
   // Use propagated class ids to optimize, replace or eliminate instructions.
   void ApplyClassIds();
 
   // Optimize (a << b) & c pattern: if c is a positive Smi or zero, then the
   // shift can be a truncating Smi shift-left and result is always Smi.
   // Merge instructions (only per basic-block).
   void TryOptimizePatterns();
 
   virtual void VisitStaticCall(StaticCallInstr* instr);
   virtual void VisitInstanceCall(InstanceCallInstr* instr);
-  virtual void VisitStoreInstanceField(StoreInstanceFieldInstr* instr);
   virtual void VisitAllocateContext(AllocateContextInstr* instr);
   virtual void VisitLoadCodeUnits(LoadCodeUnitsInstr* instr);
 
   void InsertBefore(Instruction* next,
                     Instruction* instr,
                     Environment* env,
                     FlowGraph::UseKind use_kind) {
     flow_graph_->InsertBefore(next, instr, env, use_kind);
   }
 
@@ skipping 111 matching lines @@
   const Function& function() const { return flow_graph_->function(); }
 
   bool IsBlackListedForInlining(intptr_t deopt_id);
 
   FlowGraph* flow_graph_;
 
   const bool use_speculative_inlining_;
 
   GrowableArray<intptr_t>* inlining_black_list_;
 
-  DISALLOW_COPY_AND_ASSIGN(FlowGraphOptimizer);
+  DISALLOW_COPY_AND_ASSIGN(AotOptimizer);
 };
 
 
 }  // namespace dart
 
-#endif  // VM_FLOW_GRAPH_OPTIMIZER_H_
+#endif  // VM_AOT_OPTIMIZER_H_