Support optimization of named function literals.

src/ia32/lithium-codegen-ia32.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2658 matching lines @@
 void LCodeGen::DoPushArgument(LPushArgument* instr) {
   LOperand* argument = instr->InputAt(0);
   if (argument->IsConstantOperand()) {
     __ push(ToImmediate(argument));
   } else {
     __ push(ToOperand(argument));
   }
 }
 
 
+void LCodeGen::DoThisFunction(LThisFunction* instr) {
+  Register result = ToRegister(instr->result());
+  __ mov(result, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset));
+}
+
+
 void LCodeGen::DoContext(LContext* instr) {
   Register result = ToRegister(instr->result());
   __ mov(result, Operand(ebp, StandardFrameConstants::kContextOffset));
 }
 
 
 void LCodeGen::DoOuterContext(LOuterContext* instr) {
   Register context = ToRegister(instr->context());
   Register result = ToRegister(instr->result());
   __ mov(result, Operand(context, Context::SlotOffset(Context::CLOSURE_INDEX)));
@@ skipping 1765 matching lines @@
   __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
   __ InvokeBuiltin(Builtins::IN, CALL_FUNCTION, safepoint_generator);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32