src/objects-inl.h - Issue 15691007: Make Object.freeze fast

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Unified Diff: src/objects-inl.h

Issue 15691007: Make Object.freeze fast (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Created 7 years, 7 months ago

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Index: src/objects-inl.h

diff --git a/src/objects-inl.h b/src/objects-inl.h

index 95a0eca6a88ac51a04b2e47b59439a104cc4e9ae..e974a0e3740c828b4635822b22d5b3e35b86ded5 100644

--- a/src/objects-inl.h

+++ b/src/objects-inl.h

@@ -3592,6 +3592,16 @@ bool Map::is_deprecated() {

}

+void Map::freeze() {

+ set_bit_field3(IsFrozen::update(bit_field3(), true));

+bool Map::is_frozen() {

+ return IsFrozen::decode(bit_field3());

bool Map::CanBeDeprecated() {

int descriptor = LastAdded();

for (int i = 0; i <= descriptor; i++) {

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