diff options
Diffstat (limited to 'chromium/v8/src/objects/feedback-vector.cc')
| -rw-r--r-- | chromium/v8/src/objects/feedback-vector.cc | 47 |
1 files changed, 44 insertions, 3 deletions
diff --git a/chromium/v8/src/objects/feedback-vector.cc b/chromium/v8/src/objects/feedback-vector.cc index dc4581f40ee..ce638b23399 100644 --- a/chromium/v8/src/objects/feedback-vector.cc +++ b/chromium/v8/src/objects/feedback-vector.cc @@ -235,10 +235,14 @@ Handle<ClosureFeedbackCellArray> ClosureFeedbackCellArray::New( // static Handle<FeedbackVector> FeedbackVector::New( Isolate* isolate, Handle<SharedFunctionInfo> shared, - Handle<ClosureFeedbackCellArray> closure_feedback_cell_array) { + Handle<ClosureFeedbackCellArray> closure_feedback_cell_array, + IsCompiledScope* is_compiled_scope) { + DCHECK(is_compiled_scope->is_compiled()); Factory* factory = isolate->factory(); - const int slot_count = shared->feedback_metadata().slot_count(); + Handle<FeedbackMetadata> feedback_metadata(shared->feedback_metadata(), + isolate); + const int slot_count = feedback_metadata->slot_count(); Handle<FeedbackVector> vector = factory->NewFeedbackVector(shared, closure_feedback_cell_array); @@ -260,7 +264,7 @@ Handle<FeedbackVector> FeedbackVector::New( *uninitialized_sentinel); for (int i = 0; i < slot_count;) { FeedbackSlot slot(i); - FeedbackSlotKind kind = shared->feedback_metadata().GetKind(slot); + FeedbackSlotKind kind = feedback_metadata->GetKind(slot); int index = FeedbackVector::GetIndex(slot); int entry_size = FeedbackMetadata::GetSlotSize(kind); @@ -320,6 +324,43 @@ Handle<FeedbackVector> FeedbackVector::New( return result; } +namespace { + +Handle<FeedbackVector> NewFeedbackVectorForTesting( + Isolate* isolate, const FeedbackVectorSpec* spec) { + Handle<FeedbackMetadata> metadata = FeedbackMetadata::New(isolate, spec); + Handle<SharedFunctionInfo> shared = + isolate->factory()->NewSharedFunctionInfoForBuiltin( + isolate->factory()->empty_string(), Builtins::kIllegal); + // Set the raw feedback metadata to circumvent checks that we are not + // overwriting existing metadata. + shared->set_raw_outer_scope_info_or_feedback_metadata(*metadata); + Handle<ClosureFeedbackCellArray> closure_feedback_cell_array = + ClosureFeedbackCellArray::New(isolate, shared); + + IsCompiledScope is_compiled_scope(shared->is_compiled_scope()); + return FeedbackVector::New(isolate, shared, closure_feedback_cell_array, + &is_compiled_scope); +} + +} // namespace + +// static +Handle<FeedbackVector> FeedbackVector::NewWithOneBinarySlotForTesting( + Zone* zone, Isolate* isolate) { + FeedbackVectorSpec one_slot(zone); + one_slot.AddBinaryOpICSlot(); + return NewFeedbackVectorForTesting(isolate, &one_slot); +} + +// static +Handle<FeedbackVector> FeedbackVector::NewWithOneCompareSlotForTesting( + Zone* zone, Isolate* isolate) { + FeedbackVectorSpec one_slot(zone); + one_slot.AddCompareICSlot(); + return NewFeedbackVectorForTesting(isolate, &one_slot); +} + // static void FeedbackVector::AddToVectorsForProfilingTools( Isolate* isolate, Handle<FeedbackVector> vector) { |