src/x64/macro-assembler-x64.cc - Issue 306513002: Convert ElementsKind into a BitField

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

Issue 306513002: Convert ElementsKind into a BitField (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Created 6 years, 7 months ago

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Index: src/x64/macro-assembler-x64.cc

diff --git a/src/x64/macro-assembler-x64.cc b/src/x64/macro-assembler-x64.cc

index 6873efff67d39f7a948b634b24c4f9c768a79c30..52b3839154dcf6dd63e2c40df99a9ccaadfa8fed 100644

--- a/src/x64/macro-assembler-x64.cc

+++ b/src/x64/macro-assembler-x64.cc

@@ -5192,8 +5192,7 @@ void MacroAssembler::JumpIfDictionaryInPrototypeChain(

bind(&loop_again);

movp(current, FieldOperand(current, HeapObject::kMapOffset));

movp(scratch1, FieldOperand(current, Map::kBitField2Offset));

- andp(scratch1, Immediate(Map::kElementsKindMask));

- shrp(scratch1, Immediate(Map::kElementsKindShift));

+ DecodeField<Map::ElementsKindBits>(scratch1);

cmpp(scratch1, Immediate(DICTIONARY_ELEMENTS));

j(equal, found);

movp(current, FieldOperand(current, Map::kPrototypeOffset));

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