Migrate ArrayLength (Keyed|Named)LoadIC to CodeStub

src/x64/code-stubs-x64.cc

Index: src/x64/code-stubs-x64.cc
diff --git a/src/x64/code-stubs-x64.cc b/src/x64/code-stubs-x64.cc
index 4c416adfda22490c5b0fb8825ddfe9794d3c30cb..edb706689544a7ee61a66550e54221570c315d93 100644
--- a/src/x64/code-stubs-x64.cc
+++ b/src/x64/code-stubs-x64.cc
@@ -2360,6 +2360,32 @@ void MathPowStub::Generate(MacroAssembler* masm) {
 }
 
 
+void ArrayLengthStub::Generate(MacroAssembler* masm) {
+  Label miss;
+  Register receiver;
+  if (kind_ == Code::KEYED_LOAD_IC) {
+    // ----------- S t a t e -------------
+    //  -- rax    : key
+    //  -- rdx    : receiver
+    //  -- rsp[0] : return address
+    // -----------------------------------
+    __ Cmp(rax, masm->isolate()->factory()->length_symbol());
+    receiver = rdx;
+  } else {

[Jakob Kummerow, 2013/01/21 16:35:15]

again, an ASSERT(kind() == Code::LOAD_IC) please.

[Toon Verwaest, 2013/01/21 17:16:17]

Done.

+    // ----------- S t a t e -------------
+    //  -- rax    : receiver
+    //  -- rcx    : name
+    //  -- rsp[0] : return address
+    // -----------------------------------
+    receiver = rax;
+  }
+
+  StubCompiler::GenerateLoadArrayLength(masm, receiver, r8, &miss);
+  __ bind(&miss);
+  StubCompiler::GenerateLoadMiss(masm, kind_);
+}
+
+
 void StringLengthStub::Generate(MacroAssembler* masm) {
   Label miss;
   Register receiver;