UniqueRange AllocateVM(size_t size, vm::PageType pageType, int prot)
{
const UniqueRange::pointer p = vm::Allocate(size, pageType, prot);
static volatile IdxDeleter idxDeleter;
if(idxDeleter == 0) // (optional optimization)
RegisterUniqueRangeDeleter(vm::Free, &idxDeleter);
return RVALUE(UniqueRange(p, size, idxDeleter));
}
UniqueRange Allocate(size_t size, size_t alignment)
{
ENSURE(is_pow2(alignment));
if(alignment <= (size_t)idxDeleterBits)
alignment = idxDeleterBits+1;
const size_t alignedSize = round_up(size, alignment);
const UniqueRange::pointer p = rtl_AllocateAligned(alignedSize, alignment);
return RVALUE(UniqueRange(p, size, idxDeleterAligned));
}
UniqueRange AllocateAligned(size_t size, size_t alignment)
{
ENSURE(is_pow2(alignment));
alignment = std::max(alignment, allocationAlignment);
const size_t alignedSize = round_up(size, alignment);
const UniqueRange::pointer p = rtl_AllocateAligned(alignedSize, alignment);
static volatile IdxDeleter idxDeleterAligned;
if(idxDeleterAligned == 0) // (optional optimization)
RegisterUniqueRangeDeleter(FreeAligned, &idxDeleterAligned);
return RVALUE(UniqueRange(p, size, idxDeleterAligned));
}
