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| 14 | pmbaty | 1 | //===--- Capacity.h - Generic computation of ADT memory use -----*- C++ -*-===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This file defines the capacity function that computes the amount of |
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| 10 | // memory used by an ADT. |
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| 11 | // |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |||
| 14 | #ifndef LLVM_SUPPORT_CAPACITY_H |
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| 15 | #define LLVM_SUPPORT_CAPACITY_H |
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| 16 | |||
| 17 | #include <cstddef> |
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| 18 | |||
| 19 | namespace llvm { |
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| 20 | |||
| 21 | template <typename T> |
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| 22 | static inline size_t capacity_in_bytes(const T &x) { |
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| 23 | // This default definition of capacity should work for things like std::vector |
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| 24 | // and friends. More specialized versions will work for others. |
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| 25 | return x.capacity() * sizeof(typename T::value_type); |
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| 26 | } |
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| 27 | |||
| 28 | } // end namespace llvm |
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| 29 | |||
| 30 | #endif |
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| 31 |