Implement ICs for constructor calls.

src/ia32/builtins-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 70 matching lines @@
   // -----------------------------------
 
   Label slow, non_function_call;
   // Check that function is not a smi.
   __ JumpIfSmi(edi, &non_function_call);
   // Check that function is a JSFunction.
   __ CmpObjectType(edi, JS_FUNCTION_TYPE, ecx);
   __ j(not_equal, &slow);
 
   // Jump to the function-specific construct stub.
-  __ mov(ebx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset));
-  __ mov(ebx, FieldOperand(ebx, SharedFunctionInfo::kConstructStubOffset));
-  __ lea(ebx, FieldOperand(ebx, Code::kHeaderSize));
-  __ jmp(ebx);
+  ParameterCount actual(eax);
+  __ InvokeConstruct(edi, actual);
 
   // edi: called object
   // eax: number of arguments
   // ecx: object map
   Label do_call;
   __ bind(&slow);
   __ CmpInstanceType(ecx, JS_FUNCTION_PROXY_TYPE);
   __ j(not_equal, &non_function_call);
   __ GetBuiltinEntry(edx, Builtins::CALL_FUNCTION_PROXY_AS_CONSTRUCTOR);
   __ jmp(&do_call);
 
   __ bind(&non_function_call);
   __ GetBuiltinEntry(edx, Builtins::CALL_NON_FUNCTION_AS_CONSTRUCTOR);
   __ bind(&do_call);
   // Set expected number of arguments to zero (not changing eax).
   __ Set(ebx, Immediate(0));
   Handle<Code> arguments_adaptor =
       masm->isolate()->builtins()->ArgumentsAdaptorTrampoline();
   __ SetCallKind(ecx, CALL_AS_METHOD);
   __ jmp(arguments_adaptor, RelocInfo::CODE_TARGET);
 }
 
 
 static void Generate_JSConstructStubHelper(MacroAssembler* masm,
                                            bool is_api_function,
                                            bool count_constructions) {
+  // ----------- S t a t e -------------
+  //  -- eax: number of arguments
+  //  -- edi: constructor function
+  // -----------------------------------
+
   // Should never count constructions for api objects.
   ASSERT(!is_api_function || !count_constructions);
 
   // Enter a construct frame.
   {
     FrameScope scope(masm, StackFrame::CONSTRUCT);
 
     // Store a smi-tagged arguments count on the stack.
     __ SmiTag(eax);
     __ push(eax);
@@ skipping 1546 matching lines @@
   Deoptimizer::EntryGenerator generator(masm, Deoptimizer::OSR);
   generator.Generate();
 }
 
 
 #undef __
 }
 }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32