Refactor assignments in the ia32 code generator.

src/ia32/codegen-ia32.h

Index: src/ia32/codegen-ia32.h
diff --git a/src/ia32/codegen-ia32.h b/src/ia32/codegen-ia32.h
index ed4eed36abc0140a13eb799dd356f40659d3a7b9..0fcea45dac61b488c8a586cc6a0a3f5cca24cade 100644
--- a/src/ia32/codegen-ia32.h
+++ b/src/ia32/codegen-ia32.h
@@ -439,10 +439,21 @@ class CodeGenerator: public AstVisitor {
   // value in place.
   void StoreToSlot(Slot* slot, InitState init_state);
 
-  // Load a property of an object, returning it in a Result.
-  // The object and the property name are passed on the stack, and
-  // not changed.
-  Result EmitKeyedLoad(bool is_global);
+  // Support for compiling assignment expressions.
+  void EmitSlotAssignment(Assignment* node);
+  void EmitNamedPropertyAssignment(Assignment* node);
+  void EmitKeyedPropertyAssignment(Assignment* node);
+
+  // Receiver is passed on the frame and consumed.
+  Result EmitNamedLoad(Handle<String> name, bool is_contextual);
+
+  Result EmitNamedStore(Handle<String> name);
+
+  // Receiver and key are passed on the frame and consumed.
+  Result EmitKeyedLoad();
+
+  // Receiver, key, and value are passed on the frame and consumed.
+  Result EmitKeyedStore(StaticType* key_type);
 
   // Special code for typeof expressions: Unfortunately, we must
   // be careful when loading the expression in 'typeof'