[Interpreter] Always store current context in the frames context slot.

src/compiler/interpreter-assembler.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/interpreter-assembler.h"
 
 #include <ostream>
 
 #include "src/code-factory.h"
 #include "src/compiler/graph.h"
@@ skipping 62 matching lines @@
 
 Node* InterpreterAssembler::GetAccumulator() { return accumulator_; }
 
 
 void InterpreterAssembler::SetAccumulator(Node* value) { accumulator_ = value; }
 
 
 Node* InterpreterAssembler::GetContext() { return context_; }
 
 
-void InterpreterAssembler::SetContext(Node* value) { context_ = value; }
+void InterpreterAssembler::SetContext(Node* value) {
+  StoreRegister(value, interpreter::Register::current_context());
+  context_ = value;
+}
 
 
 Node* InterpreterAssembler::BytecodeOffset() { return bytecode_offset_; }
 
 
 Node* InterpreterAssembler::RegisterFileRawPointer() {
   return raw_assembler_->Parameter(Linkage::kInterpreterRegisterFileParameter);
 }
 
 
@@ skipping 658 matching lines @@
   return raw_assembler_->call_descriptor();
 }
 
 
 Zone* InterpreterAssembler::zone() { return raw_assembler_->zone(); }
 
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8