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| author | Michaël Zasso <targos@protonmail.com> | 2019-08-16 11:32:46 +0200 |
|---|---|---|
| committer | Michaël Zasso <targos@protonmail.com> | 2019-08-19 09:25:23 +0200 |
| commit | e31f0a7d25668d3c1531294d2ef44a9f3bde4ef4 (patch) | |
| tree | 6c6bed9804be9df6162b2483f0a56f371f66464d /deps/v8/src/compiler/store-store-elimination.cc | |
| parent | ec16fdae540adaf710b1a86c620170b2880088f0 (diff) | |
| download | node-new-e31f0a7d25668d3c1531294d2ef44a9f3bde4ef4.tar.gz | |
deps: update V8 to 7.7.299.4
PR-URL: https://github.com/nodejs/node/pull/28918
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Diffstat (limited to 'deps/v8/src/compiler/store-store-elimination.cc')
| -rw-r--r-- | deps/v8/src/compiler/store-store-elimination.cc | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/deps/v8/src/compiler/store-store-elimination.cc b/deps/v8/src/compiler/store-store-elimination.cc index 13d8199745..b71bcd7e66 100644 --- a/deps/v8/src/compiler/store-store-elimination.cc +++ b/deps/v8/src/compiler/store-store-elimination.cc @@ -6,6 +6,7 @@ #include "src/compiler/store-store-elimination.h" +#include "src/codegen/tick-counter.h" #include "src/compiler/all-nodes.h" #include "src/compiler/js-graph.h" #include "src/compiler/node-properties.h" @@ -129,7 +130,8 @@ namespace { class RedundantStoreFinder final { public: - RedundantStoreFinder(JSGraph* js_graph, Zone* temp_zone); + RedundantStoreFinder(JSGraph* js_graph, TickCounter* tick_counter, + Zone* temp_zone); void Find(); @@ -157,6 +159,7 @@ class RedundantStoreFinder final { ZoneSet<Node*>& to_remove() { return to_remove_; } JSGraph* const jsgraph_; + TickCounter* const tick_counter_; Zone* const temp_zone_; ZoneStack<Node*> revisit_; @@ -199,6 +202,7 @@ void RedundantStoreFinder::Find() { Visit(jsgraph()->graph()->end()); while (!revisit_.empty()) { + tick_counter_->DoTick(); Node* next = revisit_.top(); revisit_.pop(); DCHECK_LT(next->id(), in_revisit_.size()); @@ -230,9 +234,10 @@ bool RedundantStoreFinder::HasBeenVisited(Node* node) { return !unobservable_for_id(node->id()).IsUnvisited(); } -void StoreStoreElimination::Run(JSGraph* js_graph, Zone* temp_zone) { +void StoreStoreElimination::Run(JSGraph* js_graph, TickCounter* tick_counter, + Zone* temp_zone) { // Find superfluous nodes - RedundantStoreFinder finder(js_graph, temp_zone); + RedundantStoreFinder finder(js_graph, tick_counter, temp_zone); finder.Find(); // Remove superfluous nodes @@ -336,8 +341,11 @@ bool RedundantStoreFinder::CannotObserveStoreField(Node* node) { } // Initialize unobservable_ with js_graph->graph->NodeCount() empty sets. -RedundantStoreFinder::RedundantStoreFinder(JSGraph* js_graph, Zone* temp_zone) +RedundantStoreFinder::RedundantStoreFinder(JSGraph* js_graph, + TickCounter* tick_counter, + Zone* temp_zone) : jsgraph_(js_graph), + tick_counter_(tick_counter), temp_zone_(temp_zone), revisit_(temp_zone), in_revisit_(js_graph->graph()->NodeCount(), temp_zone), |