161                                                     size_t Alignment,  in getRequiredBackingSize()  argument
163   assert(isPowerOfTwo(Alignment) && "Alignment must be a power of two!");  in getRequiredBackingSize()
164   assert(Alignment != 0 && "Alignment should be non-zero");  in getRequiredBackingSize()
167   if (Alignment <= PageSize)  in getRequiredBackingSize()
170   return Size + Alignment - PageSize;  in getRequiredBackingSize()
173 uintptr_t GuardedPoolAllocator::alignUp(uintptr_t Ptr, size_t Alignment) {  in alignUp()  argument
174   assert(isPowerOfTwo(Alignment) && "Alignment must be a power of two!");  in alignUp()
175   assert(Alignment != 0 && "Alignment should be non-zero");  in alignUp()
176   if ((Ptr & (Alignment - 1)) == 0)  in alignUp()
179   Ptr += Alignment - (Ptr & (Alignment - 1));  in alignUp()
183 uintptr_t GuardedPoolAllocator::alignDown(uintptr_t Ptr, size_t Alignment) {  in alignDown()  argument
184   assert(isPowerOfTwo(Alignment) && "Alignment must be a power of two!");  in alignDown()
185   assert(Alignment != 0 && "Alignment should be non-zero");  in alignDown()
186   if ((Ptr & (Alignment - 1)) == 0)  in alignDown()
189   Ptr -= Ptr & (Alignment - 1);  in alignDown()
193 void *GuardedPoolAllocator::allocate(size_t Size, size_t Alignment) {  in allocate()  argument
205   if (Alignment == 0)  in allocate()
206     Alignment = alignof(max_align_t);  in allocate()
208   if (!isPowerOfTwo(Alignment) || Alignment > State.maximumAllocationSize() ||  in allocate()
212   size_t BackingSize = getRequiredBackingSize(Size, Alignment, State.PageSize);  in allocate()
237     UserPtr = alignUp(SlotStart, Alignment);  in allocate()
239     UserPtr = alignDown(SlotEnd - Size, Alignment);  in allocate()