Lattice-based representation inference, powered by left/right specific type feedback for BinaryOps …

src/x64/ic-x64.cc

Index: src/x64/ic-x64.cc
diff --git a/src/x64/ic-x64.cc b/src/x64/ic-x64.cc
index efa07a80b5a3ad52abbd8afa349115d35f6e89ec..641e243300e011429465f501ec0b03124ee7cf21 100644
--- a/src/x64/ic-x64.cc
+++ b/src/x64/ic-x64.cc
@@ -1729,7 +1729,7 @@ Condition CompareIC::ComputeCondition(Token::Value op) {
 }
 
 
-static bool HasInlinedSmiCode(Address address) {
+bool CompareIC::HasInlinedSmiCode(Address address) {
   // The address of the instruction following the call.
   Address test_instruction_address =
       address + Assembler::kCallTargetAddressOffset;
@@ -1740,39 +1740,6 @@ static bool HasInlinedSmiCode(Address address) {
 }
 
 
-void CompareIC::UpdateCaches(Handle<Object> x, Handle<Object> y) {
-  HandleScope scope;
-  Handle<Code> rewritten;
-  State previous_state = GetState();
-
-  State state = TargetState(previous_state, HasInlinedSmiCode(address()), x, y);
-  if (state == GENERIC) {
-    CompareStub stub(GetCondition(), strict(), NO_COMPARE_FLAGS);
-    rewritten = stub.GetCode();
-  } else {
-    ICCompareStub stub(op_, state);
-    if (state == KNOWN_OBJECTS) {
-      stub.set_known_map(Handle<Map>(Handle<JSObject>::cast(x)->map()));
-    }
-    rewritten = stub.GetCode();
-  }
-  set_target(*rewritten);
-
-#ifdef DEBUG
-  if (FLAG_trace_ic) {
-    PrintF("[CompareIC (%s->%s)#%s]\n",
-           GetStateName(previous_state),
-           GetStateName(state),
-           Token::Name(op_));
-  }
-#endif
-
-  // Activate inlined smi code.
-  if (previous_state == UNINITIALIZED) {
-    PatchInlinedSmiCode(address(), ENABLE_INLINED_SMI_CHECK);
-  }
-}
-
 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check) {
   // The address of the instruction following the call.
   Address test_instruction_address =