Index: src/objects.h |
diff --git a/src/objects.h b/src/objects.h |
index 7b05bbe04a538084facb4f8e4008e5a4d57ff0b4..23ff881b09fb52c62cad351c2dc60e462c12c89d 100644 |
--- a/src/objects.h |
+++ b/src/objects.h |
@@ -291,6 +291,7 @@ const int kStubMinorKeyBits = kBitsPerInt - kSmiTagSize - kStubMajorKeyBits; |
V(OBJECT_TEMPLATE_INFO_TYPE) \ |
V(SIGNATURE_INFO_TYPE) \ |
V(TYPE_SWITCH_INFO_TYPE) \ |
+ V(ALLOCATION_SITE_INFO_TYPE) \ |
V(SCRIPT_TYPE) \ |
V(CODE_CACHE_TYPE) \ |
V(POLYMORPHIC_CODE_CACHE_TYPE) \ |
@@ -444,6 +445,7 @@ const int kStubMinorKeyBits = kBitsPerInt - kSmiTagSize - kStubMajorKeyBits; |
V(SIGNATURE_INFO, SignatureInfo, signature_info) \ |
V(TYPE_SWITCH_INFO, TypeSwitchInfo, type_switch_info) \ |
V(SCRIPT, Script, script) \ |
+ V(ALLOCATION_SITE_INFO, AllocationSiteInfo, allocation_site_info) \ |
V(CODE_CACHE, CodeCache, code_cache) \ |
V(POLYMORPHIC_CODE_CACHE, PolymorphicCodeCache, polymorphic_code_cache) \ |
V(TYPE_FEEDBACK_INFO, TypeFeedbackInfo, type_feedback_info) \ |
@@ -606,6 +608,7 @@ enum InstanceType { |
OBJECT_TEMPLATE_INFO_TYPE, |
SIGNATURE_INFO_TYPE, |
TYPE_SWITCH_INFO_TYPE, |
+ ALLOCATION_SITE_INFO_TYPE, |
SCRIPT_TYPE, |
CODE_CACHE_TYPE, |
POLYMORPHIC_CODE_CACHE_TYPE, |
@@ -2012,6 +2015,8 @@ class JSObject: public JSReceiver { |
ElementsKind to_kind); |
MUST_USE_RESULT MaybeObject* TransitionElementsKind(ElementsKind to_kind); |
+ MUST_USE_RESULT MaybeObject* PossiblyTransitionArrayBoilerplate( |
+ ElementsKind to_kind); |
// Replaces an existing transition with a transition to a map with a FIELD. |
MUST_USE_RESULT MaybeObject* ConvertTransitionToMapTransition( |
@@ -6897,6 +6902,32 @@ class TypeFeedbackInfo: public Struct { |
}; |
+enum AllocationSiteInfoMode { |
+ DONT_TRACK_ALLOCATION_SITE_INFO, |
+ TRACK_ALLOCATION_SITE_INFO |
+}; |
+ |
+ |
+class AllocationSiteInfo: public Struct { |
+ public: |
+ DECL_ACCESSORS(payload, Object) |
+ |
+ static inline AllocationSiteInfo* cast(Object* obj); |
+ |
+ DECLARE_PRINTER(AllocationSiteInfo) |
+ DECLARE_VERIFIER(AllocationSiteInfo) |
+ |
+ // Returns NULL if no AllocationSiteInfo is available for object. |
+ static AllocationSiteInfo* FindForJSObject(JSObject* object); |
+ |
+ static const int kPayloadOffset = HeapObject::kHeaderSize; |
+ static const int kSize = kPayloadOffset + kPointerSize; |
+ |
+ private: |
+ DISALLOW_IMPLICIT_CONSTRUCTORS(AllocationSiteInfo); |
+}; |
+ |
+ |
// Representation of a slow alias as part of a non-strict arguments objects. |
// For fast aliases (if HasNonStrictArgumentsElements()): |
// - the parameter map contains an index into the context |