Reland and fix "Add support for keyed-call on arrays of fast elements"

src/ia32/code-stubs-ia32.cc

Index: src/ia32/code-stubs-ia32.cc
diff --git a/src/ia32/code-stubs-ia32.cc b/src/ia32/code-stubs-ia32.cc
index a1aa0220200d4309716ba5e6af46577036e180da..f3de5fd8b18d3b74e02c3ccafb746deefc08ecf4 100644
--- a/src/ia32/code-stubs-ia32.cc
+++ b/src/ia32/code-stubs-ia32.cc
@@ -138,6 +138,19 @@ void KeyedLoadFieldStub::InitializeInterfaceDescriptor(
 }
 
 
+void KeyedArrayCallStub::InitializeInterfaceDescriptor(
+    Isolate* isolate,
+    CodeStubInterfaceDescriptor* descriptor) {
+  static Register registers[] = { ecx };
+  descriptor->register_param_count_ = 1;
+  descriptor->register_params_ = registers;
+  descriptor->continuation_type_ = TAIL_CALL_CONTINUATION;
+  descriptor->handler_arguments_mode_ = PASS_ARGUMENTS;
+  descriptor->deoptimization_handler_ =
+      FUNCTION_ADDR(KeyedCallIC_MissFromStubFailure);
+}
+
+
 void KeyedStoreFastElementStub::InitializeInterfaceDescriptor(
     Isolate* isolate,
     CodeStubInterfaceDescriptor* descriptor) {
@@ -5659,6 +5672,24 @@ void StubFailureTrampolineStub::Generate(MacroAssembler* masm) {
 }
 
 
+void StubFailureTailCallTrampolineStub::Generate(MacroAssembler* masm) {
+  CEntryStub ces(1, fp_registers_ ? kSaveFPRegs : kDontSaveFPRegs);
+  __ call(ces.GetCode(masm->isolate()), RelocInfo::CODE_TARGET);
+  __ mov(edi, eax);
+  int parameter_count_offset =
+      StubFailureTrampolineFrame::kCallerStackParameterCountFrameOffset;
+  __ mov(eax, MemOperand(ebp, parameter_count_offset));
+  // The parameter count above includes the receiver for the arguments passed to
+  // the deoptimization handler. Subtract the receiver for the parameter count
+  // for the call.
+  __ sub(eax, Immediate(1));
+  masm->LeaveFrame(StackFrame::STUB_FAILURE_TRAMPOLINE);
+  ParameterCount argument_count(eax);
+  __ InvokeFunction(
+      edi, argument_count, JUMP_FUNCTION, NullCallWrapper(), CALL_AS_METHOD);
+}
+
+
 void ProfileEntryHookStub::MaybeCallEntryHook(MacroAssembler* masm) {
   if (masm->isolate()->function_entry_hook() != NULL) {
     // It's always safe to call the entry hook stub, as the hook itself