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Unified Diff: vm/assembler_macros_x64.cc

Issue 9965042: - Add a class index to the classes. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/runtime/
Patch Set: Created 8 years, 8 months ago
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Index: vm/assembler_macros_x64.cc
===================================================================
--- vm/assembler_macros_x64.cc (revision 6994)
+++ vm/assembler_macros_x64.cc (working copy)
@@ -51,8 +51,11 @@
__ StoreIntoObject(instance_reg,
FieldAddress(instance_reg, Instance::class_offset()),
class_reg);
- __ movq(FieldAddress(instance_reg, Object::tags_offset()),
- Immediate(RawObject::SizeTag::encode(instance_size)));
+ intptr_t tags = 0;
+ tags = RawObject::SizeTag::update(instance_size, tags);
+ ASSERT(cls.index() != kIllegalObjectKind);
+ tags = RawObject::ClassTag::update(cls.index(), tags);
+ __ movq(FieldAddress(instance_reg, Object::tags_offset()), Immediate(tags));
} else {
__ jmp(failure);
}
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