commit c5610438f36f65235862a5f5020a739d29a5c32e
author Ben Murdoch <benm@google.com> Mon Aug 08 18:44:38 2016 +0100
committer Dirk Vogt <dirk@fairphone.com> Fri Mar 17 16:06:37 2017 +0100
tree 846d2ea15b4932324d6507083a8b0f6086122398
parent c1074e1b8891cf05f36a1cfb7ddc0364fb95d73c

Merge V8 5.2.361.47  DO NOT MERGE

https://chromium.googlesource.com/v8/v8/+/5.2.361.47

FPIIM-449

Change-Id: Ibec421b85a9b88cb3a432ada642e469fe7e78346
(cherry picked from commit bcf72ee8e3b26f1d0726869c7ddb3921c68b09a8)

src/compiler/simplified-operator.h

diff --git a/src/compiler/simplified-operator.h b/src/compiler/simplified-operator.h
index a39d864..20d8a39 100644
--- a/src/compiler/simplified-operator.h
+++ b/src/compiler/simplified-operator.h
@@ -25,8 +25,9 @@
 class Operator;
 struct SimplifiedOperatorGlobalCache;
 
+enum BaseTaggedness : uint8_t { kUntaggedBase, kTaggedBase };
 
-enum BaseTaggedness { kUntaggedBase, kTaggedBase };
+size_t hash_value(BaseTaggedness);
 
 std::ostream& operator<<(std::ostream&, BaseTaggedness);
 
@@ -63,6 +64,7 @@
   MaybeHandle<Name> name;         // debugging only.
   Type* type;                     // type of the field.
   MachineType machine_type;       // machine type of the field.
+  WriteBarrierKind write_barrier_kind;  // write barrier hint.
 
   int tag() const { return base_is_tagged == kTaggedBase ? kHeapObjectTag : 0; }
 };
@@ -86,6 +88,7 @@
   int header_size;                // size of the header, without tag.
   Type* type;                     // type of the element.
   MachineType machine_type;       // machine type of the element.
+  WriteBarrierKind write_barrier_kind;  // write barrier hint.
 
   int tag() const { return base_is_tagged == kTaggedBase ? kHeapObjectTag : 0; }
 };
@@ -99,6 +102,7 @@
 
 ElementAccess const& ElementAccessOf(const Operator* op) WARN_UNUSED_RESULT;
 
+Type* TypeOf(const Operator* op) WARN_UNUSED_RESULT;
 
 // Interface for building simplified operators, which represent the
 // medium-level operations of V8, including adding numbers, allocating objects,
@@ -153,8 +157,6 @@
   const Operator* NumberToUint32();
   const Operator* NumberIsHoleNaN();
 
-  const Operator* PlainPrimitiveToNumber();
-
   const Operator* ReferenceEqual(Type* type);
 
   const Operator* StringEqual();
@@ -162,20 +164,27 @@
   const Operator* StringLessThanOrEqual();
   const Operator* StringToNumber();
 
+  const Operator* ChangeTaggedSignedToInt32();
   const Operator* ChangeTaggedToInt32();
   const Operator* ChangeTaggedToUint32();
   const Operator* ChangeTaggedToFloat64();
+  const Operator* ChangeInt31ToTaggedSigned();
   const Operator* ChangeInt32ToTagged();
   const Operator* ChangeUint32ToTagged();
   const Operator* ChangeFloat64ToTagged();
-  const Operator* ChangeBoolToBit();
-  const Operator* ChangeBitToBool();
+  const Operator* ChangeTaggedToBit();
+  const Operator* ChangeBitToTagged();
+  const Operator* TruncateTaggedToWord32();
 
+  const Operator* ObjectIsCallable();
   const Operator* ObjectIsNumber();
   const Operator* ObjectIsReceiver();
   const Operator* ObjectIsSmi();
+  const Operator* ObjectIsString();
   const Operator* ObjectIsUndetectable();
 
+  const Operator* TypeGuard(Type* type);
+
   const Operator* Allocate(PretenureFlag pretenure = NOT_TENURED);
 
   const Operator* LoadField(FieldAccess const&);