vm/raw_object.h - Issue 10386060: Speed up the Dart_IsBlah functions by checking the class index. This

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Unified Diff: vm/raw_object.h

Issue 10386060: Speed up the Dart_IsBlah functions by checking the class index. This (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/runtime/

Patch Set: Created 8 years, 7 months ago

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Index: vm/raw_object.h

===================================================================

--- vm/raw_object.h (revision 7467)

+++ vm/raw_object.h (working copy)

@@ -236,6 +236,11 @@

return (addr & kNewObjectAlignmentOffset) == kOldObjectAlignmentOffset;

}

+ intptr_t GetClassTag() const {

Ivan Posva 2012/05/09 23:28:16 Should we make this private?

turnidge 2012/05/10 17:49:38 Done.

+ uword tags = ptr()->tags_;

+ return ClassTag::decode(tags);

+ }

// Support for GC marking bit.

bool IsMarked() const {

return MarkBit::decode(ptr()->tags_);

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