Index: src/full-codegen/arm64/full-codegen-arm64.cc |
diff --git a/src/full-codegen/arm64/full-codegen-arm64.cc b/src/full-codegen/arm64/full-codegen-arm64.cc |
index c73c737e2ec3fe987ba4fd371df942dc1c932001..9e73340019ed82cf503bd33927ae1b5effb9fb83 100644 |
--- a/src/full-codegen/arm64/full-codegen-arm64.cc |
+++ b/src/full-codegen/arm64/full-codegen-arm64.cc |
@@ -3043,6 +3043,28 @@ |
} |
+void FullCodeGenerator::EmitIsNonNegativeSmi(CallRuntime* expr) { |
+ ZoneList<Expression*>* args = expr->arguments(); |
+ DCHECK(args->length() == 1); |
+ |
+ VisitForAccumulatorValue(args->at(0)); |
+ |
+ Label materialize_true, materialize_false; |
+ Label* if_true = NULL; |
+ Label* if_false = NULL; |
+ Label* fall_through = NULL; |
+ context()->PrepareTest(&materialize_true, &materialize_false, |
+ &if_true, &if_false, &fall_through); |
+ |
+ uint64_t sign_mask = V8_UINT64_C(1) << (kSmiShift + kSmiValueSize - 1); |
+ |
+ PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); |
+ __ TestAndSplit(x0, kSmiTagMask | sign_mask, if_true, if_false, fall_through); |
+ |
+ context()->Plug(if_true, if_false); |
+} |
+ |
+ |
void FullCodeGenerator::EmitIsObject(CallRuntime* expr) { |
ZoneList<Expression*>* args = expr->arguments(); |
DCHECK(args->length() == 1); |
@@ -4769,7 +4791,7 @@ |
switch (op) { |
case Token::IN: |
VisitForStackValue(expr->right()); |
- __ CallRuntime(Runtime::kHasProperty, 2); |
+ __ InvokeBuiltin(Builtins::IN, CALL_FUNCTION); |
PrepareForBailoutBeforeSplit(expr, false, NULL, NULL); |
__ CompareRoot(x0, Heap::kTrueValueRootIndex); |
Split(eq, if_true, if_false, fall_through); |