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Unified Diff: src/x64/macro-assembler-x64.cc

Issue 6993057: Version 3.4.2 (Closed) Base URL: http://v8.googlecode.com/svn/trunk/
Patch Set: Created 9 years, 6 months ago
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Index: src/x64/macro-assembler-x64.cc
===================================================================
--- src/x64/macro-assembler-x64.cc (revision 8174)
+++ src/x64/macro-assembler-x64.cc (working copy)
@@ -2558,6 +2558,16 @@
}
+void MacroAssembler::CheckFastElements(Register map,
+ Label* fail,
+ Label::Distance distance) {
+ STATIC_ASSERT(JSObject::FAST_ELEMENTS == 0);
+ cmpb(FieldOperand(map, Map::kBitField2Offset),
+ Immediate(Map::kMaximumBitField2FastElementValue));
+ j(above, fail, distance);
+}
+
+
void MacroAssembler::CheckMap(Register obj,
Handle<Map> map,
Label* fail,
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