[compiler] Generalize context load/store operations in code-stub-assembler.

src/interpreter/interpreter.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/interpreter/interpreter.h"
 
 #include <fstream>
 #include <memory>
 
 #include "src/ast/prettyprinter.h"
@@ skipping 523 matching lines @@
   DoStaGlobal(ic, assembler);
 }
 
 compiler::Node* Interpreter::BuildLoadContextSlot(
     InterpreterAssembler* assembler) {
   Node* reg_index = __ BytecodeOperandReg(0);
   Node* context = __ LoadRegister(reg_index);
   Node* slot_index = __ BytecodeOperandIdx(1);
   Node* depth = __ BytecodeOperandUImm(2);
   Node* slot_context = __ GetContextAtDepth(context, depth);
-  return __ LoadContextSlot(slot_context, slot_index);
+  return __ LoadContextElement(slot_context, slot_index);
 }
 
 compiler::Node* Interpreter::BuildLoadCurrentContextSlot(
     InterpreterAssembler* assembler) {
   Node* slot_index = __ BytecodeOperandIdx(0);
   Node* slot_context = __ GetContext();
-  return __ LoadContextSlot(slot_context, slot_index);
+  return __ LoadContextElement(slot_context, slot_index);
 }
 
 // LdaContextSlot <context> <slot_index> <depth>
 //
 // Load the object in |slot_index| of the context at |depth| in the context
 // chain starting at |context| into the accumulator.
 void Interpreter::DoLdaContextSlot(InterpreterAssembler* assembler) {
   Node* result = BuildLoadContextSlot(assembler);
   __ SetAccumulator(result);
   __ Dispatch();
@@ skipping 33 matching lines @@
 //
 // Stores the object in the accumulator into |slot_index| of the context at
 // |depth| in the context chain starting at |context|.
 void Interpreter::DoStaContextSlot(InterpreterAssembler* assembler) {
   Node* value = __ GetAccumulator();
   Node* reg_index = __ BytecodeOperandReg(0);
   Node* context = __ LoadRegister(reg_index);
   Node* slot_index = __ BytecodeOperandIdx(1);
   Node* depth = __ BytecodeOperandUImm(2);
   Node* slot_context = __ GetContextAtDepth(context, depth);
-  __ StoreContextSlot(slot_context, slot_index, value);
+  __ StoreContextElement(slot_context, slot_index, value);
   __ Dispatch();
 }
 
 // StaCurrentContextSlot <slot_index>
 //
 // Stores the object in the accumulator into |slot_index| of the current
 // context.
 void Interpreter::DoStaCurrentContextSlot(InterpreterAssembler* assembler) {
   Node* value = __ GetAccumulator();
   Node* slot_index = __ BytecodeOperandIdx(0);
   Node* slot_context = __ GetContext();
-  __ StoreContextSlot(slot_context, slot_index, value);
+  __ StoreContextElement(slot_context, slot_index, value);
   __ Dispatch();
 }
 
 void Interpreter::DoLdaLookupSlot(Runtime::FunctionId function_id,
                                   InterpreterAssembler* assembler) {
   Node* name_index = __ BytecodeOperandIdx(0);
   Node* name = __ LoadConstantPoolEntry(name_index);
   Node* context = __ GetContext();
   Node* result = __ CallRuntime(function_id, context, name);
   __ SetAccumulator(result);
@@ skipping 24 matching lines @@
   Node* depth = __ BytecodeOperandUImm(2);
 
   Label slowpath(assembler, Label::kDeferred);
 
   // Check for context extensions to allow the fast path.
   __ GotoIfHasContextExtensionUpToDepth(context, depth, &slowpath);
 
   // Fast path does a normal load context.
   {
     Node* slot_context = __ GetContextAtDepth(context, depth);
-    Node* result = __ LoadContextSlot(slot_context, slot_index);
+    Node* result = __ LoadContextElement(slot_context, slot_index);
     __ SetAccumulator(result);
     __ Dispatch();
   }
 
   // Slow path when we have to call out to the runtime.
   __ Bind(&slowpath);
   {
     Node* name = __ LoadConstantPoolEntry(name_index);
     Node* result = __ CallRuntime(function_id, context, name);
     __ SetAccumulator(result);
@@ skipping 1078 matching lines @@
   Node* context_index = __ BytecodeOperandIdx(0);
   Node* receiver_reg = __ BytecodeOperandReg(1);
   Node* first_arg = __ RegisterLocation(receiver_reg);
   Node* receiver_args_count = __ BytecodeOperandCount(2);
   Node* receiver_count = __ Int32Constant(1);
   Node* args_count = __ Int32Sub(receiver_args_count, receiver_count);
 
   // Get the function to call from the native context.
   Node* context = __ GetContext();
   Node* native_context = __ LoadNativeContext(context);
-  Node* function = __ LoadContextSlot(native_context, context_index);
+  Node* function = __ LoadContextElement(native_context, context_index);
 
   // Call the function.
   Node* result = __ CallJS(function, context, first_arg, args_count,
                            TailCallMode::kDisallow);
   __ SetAccumulator(result);
   __ Dispatch();
 }
 
 // New <constructor> <first_arg> <arg_count>
 //
@@ skipping 922 matching lines @@
   __ StoreObjectField(generator, JSGeneratorObject::kContinuationOffset,
       __ SmiTag(new_state));
   __ SetAccumulator(old_state);
 
   __ Dispatch();
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8