BoxPair::Return SWIFT_RT_ENTRY_IMPL(swift_allocBox)(const Metadata *type) {
// Get the heap metadata for the box.
auto metadata = &Boxes.getOrInsert(type).first->Data;
// Allocate and project the box.
auto allocation = SWIFT_RT_ENTRY_CALL(swift_allocObject)(
metadata, metadata->getAllocSize(), metadata->getAllocAlignMask());
auto projection = metadata->project(allocation);
return BoxPair{allocation, projection};
}
BoxPair swift::swift_allocBox(const Metadata *type) {
// Get the heap metadata for the box.
auto metadata = &Boxes.getOrInsert(type).first->Data;
// Allocate and project the box.
auto allocation = swift_allocObject(metadata, metadata->getAllocSize(),
metadata->getAllocAlignMask());
auto projection = metadata->project(allocation);
return BoxPair{allocation, projection};
}