src/ic/x64/handler-compiler-x64.cc - Issue 961723002: Also skip when the target is the global object

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Unified Diff: src/ic/x64/handler-compiler-x64.cc

Issue 961723002: Also skip when the target is the global object (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Created 5 years, 10 months ago

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Index: src/ic/x64/handler-compiler-x64.cc

diff --git a/src/ic/x64/handler-compiler-x64.cc b/src/ic/x64/handler-compiler-x64.cc

index 4b066f2d4291e2d2f3f48104c55c515add11ff77..26fd0716643978345afba50216096ccdda825432 100644

--- a/src/ic/x64/handler-compiler-x64.cc

+++ b/src/ic/x64/handler-compiler-x64.cc

@@ -500,7 +500,8 @@ Register PropertyHandlerCompiler::CheckPrototypes(

// Log the check depth.

LOG(isolate(), IntEvent("check-maps-depth", depth + 1));

- if (depth != 0 || check == CHECK_ALL_MAPS) {

+ if (!current_map->IsJSGlobalObjectMap() &&

+ (depth != 0 || check == CHECK_ALL_MAPS)) {

__ movp(scratch1, FieldOperand(reg, HeapObject::kMapOffset));

Handle<WeakCell> cell = Map::WeakCellForMap(current_map);

__ CmpWeakValue(scratch1, cell, scratch2);

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