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Merge remote-tracking branch 'origin/master' into custom

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This commit is contained in:
Roy Tam 2019-06-19 22:36:34 +08:00
commit be20c640d4
61 changed files with 633 additions and 3569 deletions
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45
js/src/jit/MIR.cpp
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@ -5823,46 +5823,6 @@ jit::ElementAccessIsDenseNative(CompilerConstraintList* constraints,
return clasp && clasp->isNative() && !IsTypedArrayClass(clasp);
}
JSValueType
jit::UnboxedArrayElementType(CompilerConstraintList* constraints, MDefinition* obj,
MDefinition* id)
{
if (obj->mightBeType(MIRType::String))
return JSVAL_TYPE_MAGIC;
if (id && id->type() != MIRType::Int32 && id->type() != MIRType::Double)
return JSVAL_TYPE_MAGIC;
TemporaryTypeSet* types = obj->resultTypeSet();
if (!types || types->unknownObject())
return JSVAL_TYPE_MAGIC;
JSValueType elementType = JSVAL_TYPE_MAGIC;
for (unsigned i = 0; i < types->getObjectCount(); i++) {
TypeSet::ObjectKey* key = types->getObject(i);
if (!key)
continue;
if (key->unknownProperties() || !key->isGroup())
return JSVAL_TYPE_MAGIC;
if (key->clasp() != &UnboxedArrayObject::class_)
return JSVAL_TYPE_MAGIC;
const UnboxedLayout &layout = key->group()->unboxedLayout();
if (layout.nativeGroup())
return JSVAL_TYPE_MAGIC;
if (elementType == layout.elementType() || elementType == JSVAL_TYPE_MAGIC)
elementType = layout.elementType();
else
return JSVAL_TYPE_MAGIC;
}
return elementType;
}
bool
jit::ElementAccessIsTypedArray(CompilerConstraintList* constraints,
MDefinition* obj, MDefinition* id,
@ -6022,11 +5982,6 @@ ObjectSubsumes(TypeSet::ObjectKey* first, TypeSet::ObjectKey* second)
firstElements.maybeTypes()->equals(secondElements.maybeTypes());
}
if (first->clasp() == &UnboxedArrayObject::class_) {
return first->group()->unboxedLayout().elementType() ==
second->group()->unboxedLayout().elementType();
}
return false;
}