AuroraMiddleware/v8
1
0
Fork 0
Code Issues 2 Pull Requests Releases Wiki Activity

[turbofan] Clean-up the heap copy reducer phase

Browse Source 
Bug: v8:7790
Change-Id: I798555bb6fbbee2ce2a3dc4bb22a84ff881792f0
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1784294
Reviewed-by: Georg Neis <neis@chromium.org>
Commit-Queue: Maya Lekova <mslekova@chromium.org>
Cr-Commit-Position: refs/heads/master@{#63589}
This commit is contained in:
Maya Lekova 2019-09-04 17:13:30 +02:00 committed by Commit Bot
parent 3aa21bbb3b
commit 4253936c59
2 changed files with 62 additions and 108 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

54
src/compiler/js-heap-copy-reducer.cc
View File

@ -27,7 +27,6 @@ JSHeapBroker* JSHeapCopyReducer::broker() { return broker_; }
Reduction JSHeapCopyReducer::Reduce(Node* node) {
switch (node->opcode()) {
case IrOpcode::kHeapConstant: {
if (!FLAG_concurrent_inlining) {
ObjectRef object(broker(), HeapConstantOf(node->op()));
if (object.IsJSFunction()) object.AsJSFunction().Serialize();
if (object.IsJSObject()) {
@ -36,115 +35,84 @@ Reduction JSHeapCopyReducer::Reduce(Node* node) {
if (object.IsSourceTextModule()) {
object.AsSourceTextModule().Serialize();
}
}
break;
}
case IrOpcode::kJSCreateArray: {
if (!FLAG_concurrent_inlining) {
CreateArrayParameters const& p = CreateArrayParametersOf(node->op());
Handle<AllocationSite> site;
if (p.site().ToHandle(&site)) AllocationSiteRef(broker(), site);
}
break;
}
case IrOpcode::kJSCreateArguments: {
if (!FLAG_concurrent_inlining) {
Node* const frame_state = NodeProperties::GetFrameStateInput(node);
FrameStateInfo state_info = FrameStateInfoOf(frame_state->op());
SharedFunctionInfoRef shared(
broker(), state_info.shared_info().ToHandleChecked());
}
SharedFunctionInfoRef shared(broker(),
state_info.shared_info().ToHandleChecked());
break;
}
case IrOpcode::kJSCreateBlockContext: {
if (!FLAG_concurrent_inlining) {
ScopeInfoRef(broker(), ScopeInfoOf(node->op()));
}
break;
}
case IrOpcode::kJSCreateBoundFunction: {
if (!FLAG_concurrent_inlining) {
CreateBoundFunctionParameters const& p =
CreateBoundFunctionParametersOf(node->op());
MapRef(broker(), p.map());
}
break;
}
case IrOpcode::kJSCreateCatchContext: {
if (!FLAG_concurrent_inlining) {
ScopeInfoRef(broker(), ScopeInfoOf(node->op()));
}
break;
}
case IrOpcode::kJSCreateClosure: {
if (!FLAG_concurrent_inlining) {
CreateClosureParameters const& p =
CreateClosureParametersOf(node->op());
CreateClosureParameters const& p = CreateClosureParametersOf(node->op());
SharedFunctionInfoRef(broker(), p.shared_info());
FeedbackCellRef(broker(), p.feedback_cell());
HeapObjectRef(broker(), p.code());
}
break;
}
case IrOpcode::kJSCreateEmptyLiteralArray: {
if (!FLAG_concurrent_inlining) {
FeedbackParameter const& p = FeedbackParameterOf(node->op());
FeedbackVectorRef(broker(), p.feedback().vector).Serialize();
}
break;
}
case IrOpcode::kJSCreateFunctionContext: {
if (!FLAG_concurrent_inlining) {
CreateFunctionContextParameters const& p =
CreateFunctionContextParametersOf(node->op());
ScopeInfoRef(broker(), p.scope_info());
}
break;
}
case IrOpcode::kJSCreateLiteralArray:
case IrOpcode::kJSCreateLiteralObject: {
if (!FLAG_concurrent_inlining) {
CreateLiteralParameters const& p =
CreateLiteralParametersOf(node->op());
CreateLiteralParameters const& p = CreateLiteralParametersOf(node->op());
FeedbackVectorRef(broker(), p.feedback().vector).Serialize();
}
break;
}
case IrOpcode::kJSCreateLiteralRegExp: {
if (!FLAG_concurrent_inlining) {
CreateLiteralParameters const& p =
CreateLiteralParametersOf(node->op());
CreateLiteralParameters const& p = CreateLiteralParametersOf(node->op());
FeedbackVectorRef(broker(), p.feedback().vector).Serialize();
}
break;
}
case IrOpcode::kJSCreateWithContext: {
if (!FLAG_concurrent_inlining) {
ScopeInfoRef(broker(), ScopeInfoOf(node->op()));
}
break;
}
case IrOpcode::kJSLoadNamed: {
if (!FLAG_concurrent_inlining) {
NamedAccess const& p = NamedAccessOf(node->op());
NameRef name(broker(), p.name());
if (p.feedback().IsValid()) {
broker()->ProcessFeedbackForPropertyAccess(p.feedback(),
AccessMode::kLoad, name);
}
}
break;
}
case IrOpcode::kJSStoreNamed: {
if (!FLAG_concurrent_inlining) {
NamedAccess const& p = NamedAccessOf(node->op());
NameRef name(broker(), p.name());
}
break;
}
case IrOpcode::kStoreField:
case IrOpcode::kLoadField: {
if (!FLAG_concurrent_inlining) {
FieldAccess access = FieldAccessOf(node->op());
Handle<Map> map_handle;
if (access.map.ToHandle(&map_handle)) {
@ -154,46 +122,36 @@ Reduction JSHeapCopyReducer::Reduce(Node* node) {
if (access.name.ToHandle(&name_handle)) {
NameRef(broker(), name_handle);
}
}
break;
}
case IrOpcode::kMapGuard: {
if (!FLAG_concurrent_inlining) {
ZoneHandleSet<Map> const& maps = MapGuardMapsOf(node->op());
for (Handle<Map> map : maps) {
MapRef(broker(), map);
}
}
break;
}
case IrOpcode::kCheckMaps: {
if (!FLAG_concurrent_inlining) {
ZoneHandleSet<Map> const& maps =
CheckMapsParametersOf(node->op()).maps();
ZoneHandleSet<Map> const& maps = CheckMapsParametersOf(node->op()).maps();
for (Handle<Map> map : maps) {
MapRef(broker(), map);
}
}
break;
}
case IrOpcode::kCompareMaps: {
if (!FLAG_concurrent_inlining) {
ZoneHandleSet<Map> const& maps = CompareMapsParametersOf(node->op());
for (Handle<Map> map : maps) {
MapRef(broker(), map);
}
}
break;
}
case IrOpcode::kJSLoadProperty: {
if (!FLAG_concurrent_inlining) {
PropertyAccess const& p = PropertyAccessOf(node->op());
AccessMode access_mode = AccessMode::kLoad;
if (p.feedback().IsValid()) {
broker()->ProcessFeedbackForPropertyAccess(p.feedback(), access_mode,
base::nullopt);
}
}
break;
}
default:

4
src/compiler/pipeline.cc
View File

@ -2208,10 +2208,6 @@ bool PipelineImpl::CreateGraph() {
Run<GraphBuilderPhase>();
RunPrintAndVerify(GraphBuilderPhase::phase_name(), true);
if (FLAG_concurrent_inlining) {
Run<CopyMetadataForConcurrentCompilePhase>();
}
// Perform function context specialization and inlining (if enabled).
Run<InliningPhase>();
RunPrintAndVerify(InliningPhase::phase_name(), true);