| Andrew Scull | 5e1ddfa | 2018-08-14 10:06:54 +0100 | [diff] [blame^] | 1 | //===--- Capacity.h - Generic computation of ADT memory use -----*- C++ -*-===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | // |
| 10 | // This file defines the capacity function that computes the amount of |
| 11 | // memory used by an ADT. |
| 12 | // |
| 13 | //===----------------------------------------------------------------------===// |
| 14 | |
| 15 | #ifndef LLVM_SUPPORT_CAPACITY_H |
| 16 | #define LLVM_SUPPORT_CAPACITY_H |
| 17 | |
| 18 | #include <cstddef> |
| 19 | |
| 20 | namespace llvm { |
| 21 | |
| 22 | template <typename T> |
| 23 | static inline size_t capacity_in_bytes(const T &x) { |
| 24 | // This default definition of capacity should work for things like std::vector |
| 25 | // and friends. More specialized versions will work for others. |
| 26 | return x.capacity() * sizeof(typename T::value_type); |
| 27 | } |
| 28 | |
| 29 | } // end namespace llvm |
| 30 | |
| 31 | #endif |
| 32 | |