jit_call_specializer.h

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// Copyright (c) 2017, 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 RUNTIME_VM_COMPILER_JIT_JIT_CALL_SPECIALIZER_H_
#define RUNTIME_VM_COMPILER_JIT_JIT_CALL_SPECIALIZER_H_
 
#if defined(DART_PRECOMPILED_RUNTIME)
#error "AOT runtime should not use compiler sources (including header files)"
#endif  // defined(DART_PRECOMPILED_RUNTIME)
 
#include "vm/compiler/call_specializer.h"
 
namespace dart {
 
class JitCallSpecializer : public CallSpecializer {
 public:
  explicit JitCallSpecializer(FlowGraph* flow_graph,
                              SpeculativeInliningPolicy* speculative_policy);
 
  virtual ~JitCallSpecializer() {}
 
  virtual void VisitInstanceCall(InstanceCallInstr* instr);
 
  // TODO(dartbug.com/30633) these methods have nothing to do with
  // specialization of calls. They are here for historical reasons.
  // Find a better place for them.
  virtual void VisitAllocateContext(AllocateContextInstr* instr);
  virtual void VisitCloneContext(CloneContextInstr* instr);
 
 private:
  virtual bool IsAllowedForInlining(intptr_t deopt_id) const;
 
  virtual bool TryOptimizeStaticCallUsingStaticTypes(StaticCallInstr* call);
 
  void LowerContextAllocation(
      Definition* instr,
      const ZoneGrowableArray<const Slot*>& context_variables,
      Value* context_value);
 
  void ReplaceWithStaticCall(InstanceCallInstr* instr,
                             const Function& target,
                             intptr_t call_count);
 
  DISALLOW_COPY_AND_ASSIGN(JitCallSpecializer);
};
 
}  // namespace dart
 
#endif  // RUNTIME_VM_COMPILER_JIT_JIT_CALL_SPECIALIZER_H_