void
js::ObjectImpl::initSlotRange(uint32_t start, const Value *vector, uint32_t length)
{
HeapSlot *fixedStart, *fixedEnd, *slotsStart, *slotsEnd;
getSlotRange(start, length, &fixedStart, &fixedEnd, &slotsStart, &slotsEnd);
for (HeapSlot *sp = fixedStart; sp < fixedEnd; sp++)
sp->init(this->asObjectPtr(), HeapSlot::Slot, start++, *vector++);
for (HeapSlot *sp = slotsStart; sp < slotsEnd; sp++)
sp->init(this->asObjectPtr(), HeapSlot::Slot, start++, *vector++);
}
void
js::ObjectImpl::copySlotRange(uint32_t start, const Value *vector, uint32_t length)
{
JS::Zone *zone = this->zone();
HeapSlot *fixedStart, *fixedEnd, *slotsStart, *slotsEnd;
getSlotRange(start, length, &fixedStart, &fixedEnd, &slotsStart, &slotsEnd);
for (HeapSlot *sp = fixedStart; sp < fixedEnd; sp++)
sp->set(zone, this->asObjectPtr(), HeapSlot::Slot, start++, *vector++);
for (HeapSlot *sp = slotsStart; sp < slotsEnd; sp++)
sp->set(zone, this->asObjectPtr(), HeapSlot::Slot, start++, *vector++);
}
void
js::ObjectImpl::copySlotRange(uint32_t start, const Value *vector, uint32_t length)
{
JSCompartment *comp = compartment();
HeapSlot *fixedStart, *fixedEnd, *slotsStart, *slotsEnd;
getSlotRange(start, length, &fixedStart, &fixedEnd, &slotsStart, &slotsEnd);
for (HeapSlot *sp = fixedStart; sp < fixedEnd; sp++)
sp->set(comp, this->asObjectPtr(), start++, *vector++);
for (HeapSlot *sp = slotsStart; sp < slotsEnd; sp++)
sp->set(comp, this->asObjectPtr(), start++, *vector++);
}
void
js::ObjectImpl::initializeSlotRange(uint32_t start, uint32_t length)
{
/*
* No bounds check, as this is used when the object's shape does not
* reflect its allocated slots (updateSlotsForSpan).
*/
HeapSlot *fixedStart, *fixedEnd, *slotsStart, *slotsEnd;
getSlotRangeUnchecked(start, length, &fixedStart, &fixedEnd, &slotsStart, &slotsEnd);
uint32_t offset = start;
for (HeapSlot *sp = fixedStart; sp < fixedEnd; sp++)
sp->init(this->asObjectPtr(), HeapSlot::Slot, offset++, UndefinedValue());
for (HeapSlot *sp = slotsStart; sp < slotsEnd; sp++)
sp->init(this->asObjectPtr(), HeapSlot::Slot, offset++, UndefinedValue());
}
MOZ_ALWAYS_INLINE void *
StoreBuffer::SlotEdge::deref() const
{
HeapSlot *loc = slotLocation();
return (loc && loc->isGCThing()) ? loc->toGCThing() : nullptr;
}
