Record a correct deoptimization environment for slow-path code.

runtime/vm/flow_graph_compiler.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_COMPILER_H_
 #define VM_FLOW_GRAPH_COMPILER_H_
 
 #include "vm/allocation.h"
 #include "vm/assembler.h"
 #include "vm/code_descriptors.h"
@@ skipping 267 matching lines @@
 
   void CompileGraph();
 
   void VisitBlocks();
 
   // Bail out of the flow graph compiler. Does not return to the caller.
   void Bailout(const char* reason);
 
   void TryIntrinsify();
 
-  void GenerateCallRuntime(intptr_t token_pos,
+  void GenerateRuntimeCall(intptr_t token_pos,
                            intptr_t deopt_id,
                            const RuntimeEntry& entry,
                            intptr_t argument_count,
                            LocationSummary* locs);
 
   void GenerateCall(intptr_t token_pos,
                     const ExternalLabel* label,
                     PcDescriptors::Kind kind,
                     LocationSummary* locs);
 
@@ skipping 128 matching lines @@
   void FinalizeComments(const Code& code);
   void FinalizeStaticCallTargetsTable(const Code& code);
 
   const Class& double_class() const { return double_class_; }
   const Class& float32x4_class() const { return float32x4_class_; }
   const Class& uint32x4_class() const { return uint32x4_class_; }
 
   void SaveLiveRegisters(LocationSummary* locs);
   void RestoreLiveRegisters(LocationSummary* locs);
 
+  Environment* SlowPathEnvironmentFor(Instruction* instruction);
+
   // Returns true if the compiled function has a finally clause.
   bool HasFinally() const;
 
   intptr_t CurrentTryIndex() const {
     if (current_block_ == NULL) {
       return CatchClauseNode::kInvalidTryIndex;
     }
     return current_block_->try_index();
   }
 
@@ skipping 159 matching lines @@
   // that should be used when deoptimizing we store it in this variable.
   // In future AddDeoptStub should be moved out of the instruction template.
   Environment* pending_deoptimization_env_;
 
   DISALLOW_COPY_AND_ASSIGN(FlowGraphCompiler);
 };
 
 }  // namespace dart
 
 #endif  // VM_FLOW_GRAPH_COMPILER_H_