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Unified Diff: src/x64/stub-cache-x64.cc

Issue 1589035: Revert change 4401. (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 10 years, 8 months ago
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Index: src/x64/stub-cache-x64.cc
===================================================================
--- src/x64/stub-cache-x64.cc (revision 4415)
+++ src/x64/stub-cache-x64.cc (working copy)
@@ -1144,36 +1144,6 @@
}
-Object* LoadStubCompiler::CompileLoadNonexistent(JSObject* object) {
- // ----------- S t a t e -------------
- // -- rcx : name
- // -- rsp[0] : return address
- // -- rsp[8] : receiver
- // -----------------------------------
- Label miss;
-
- // Load receiver.
- __ movq(rax, Operand(rsp, kPointerSize));
-
- // Check the maps of the full prototype chain.
- JSObject* last = object;
- while (last->GetPrototype() != Heap::null_value()) {
- last = JSObject::cast(last->GetPrototype());
- }
- CheckPrototypes(object, rax, last, rbx, rdx, Heap::empty_string(), &miss);
-
- // Return undefined if maps of the full prototype chain is still the same.
- __ LoadRoot(rax, Heap::kUndefinedValueRootIndex);
- __ ret(0);
-
- __ bind(&miss);
- GenerateLoadMiss(masm(), Code::LOAD_IC);
-
- // Return the generated code.
- return GetCode(NONEXISTENT, Heap::empty_string());
-}
-
-
Object* LoadStubCompiler::CompileLoadField(JSObject* object,
JSObject* holder,
int index,
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