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Unified Diff: src/ppc/full-codegen-ppc.cc

Issue 1191283003: [date] Use explicit control flow to replace %_ThrowIfNotADate. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 6 months ago
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Index: src/ppc/full-codegen-ppc.cc
diff --git a/src/ppc/full-codegen-ppc.cc b/src/ppc/full-codegen-ppc.cc
index e9005970d34ed80654c905263b1f2fbbe1be1590..ad0b1b644b8671d17b99841c5264a1a9287ba7c7 100644
--- a/src/ppc/full-codegen-ppc.cc
+++ b/src/ppc/full-codegen-ppc.cc
@@ -3919,25 +3919,25 @@ void FullCodeGenerator::EmitValueOf(CallRuntime* expr) {
}
-void FullCodeGenerator::EmitThrowIfNotADate(CallRuntime* expr) {
+void FullCodeGenerator::EmitIsDate(CallRuntime* expr) {
ZoneList<Expression*>* args = expr->arguments();
DCHECK_EQ(1, args->length());
- VisitForAccumulatorValue(args->at(0)); // Load the object.
+ VisitForAccumulatorValue(args->at(0));
- Label done, not_date_object;
- Register object = r3;
- Register result = r3;
- Register scratch0 = r4;
+ Label materialize_true, materialize_false;
+ Label* if_true = nullptr;
+ Label* if_false = nullptr;
+ Label* fall_through = nullptr;
+ context()->PrepareTest(&materialize_true, &materialize_false, &if_true,
+ &if_false, &fall_through);
- __ JumpIfSmi(object, &not_date_object);
- __ CompareObjectType(object, scratch0, scratch0, JS_DATE_TYPE);
- __ beq(&done);
- __ bind(&not_date_object);
- __ CallRuntime(Runtime::kThrowNotDateError, 0);
+ __ JumpIfSmi(r3, if_false);
+ __ CompareObjectType(r3, r4, r4, JS_DATE_TYPE);
+ PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
+ Split(eq, if_true, if_false, fall_through);
- __ bind(&done);
- context()->Plug(result);
+ context()->Plug(if_true, if_false);
}
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