src/x64/lithium-codegen-x64.cc - Issue 15014020: Elide hole checks on KeyedLoads of holey double arrays.

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Unified Diff: src/x64/lithium-codegen-x64.cc

Issue 15014020: Elide hole checks on KeyedLoads of holey double arrays. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Implement missing platforms and add tests Created 7 years, 7 months ago

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Index: src/x64/lithium-codegen-x64.cc

diff --git a/src/x64/lithium-codegen-x64.cc b/src/x64/lithium-codegen-x64.cc

index f908ea1ffc062b22096492a85d9cb9de9a14931d..159ecf40674815b76c9c254dfd66c7c9c3fae77f 100644

--- a/src/x64/lithium-codegen-x64.cc

+++ b/src/x64/lithium-codegen-x64.cc

@@ -100,6 +100,12 @@ void LCodeGen::FinishCode(Handle<Code> code) {

transition_maps_.at(i)->AddDependentCode(

DependentCode::kTransitionGroup, code);

}

+ if (graph()->depends_on_empty_array_proto_elements()) {

+ isolate()->initial_object_prototype()->map()->AddDependentCode(

+ DependentCode::kElementsCantBeAddedGroup, code);

+ isolate()->initial_array_prototype()->map()->AddDependentCode(

+ DependentCode::kElementsCantBeAddedGroup, code);

+ }

}