| 1 | //===-- sanitizer_range.h ---------------------------------------*- C++ -*-===// |
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| 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 | // Contais Range and related utilities. |
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| 10 | // |
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| 11 | //===----------------------------------------------------------------------===// |
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| 12 | |
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| 13 | #ifndef SANITIZER_RANGE_H |
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| 14 | #define SANITIZER_RANGE_H |
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| 15 | |
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| 16 | #include "sanitizer_common.h" |
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| 17 | #include "sanitizer_common/sanitizer_array_ref.h" |
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| 18 | |
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| 19 | namespace __sanitizer { |
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| 20 | |
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| 21 | struct Range { |
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| 22 | uptr begin; |
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| 23 | uptr end; |
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| 24 | }; |
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| 25 | |
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| 26 | inline bool operator==(const Range &lhs, const Range &rhs) { |
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| 27 | return lhs.begin == rhs.begin && lhs.end == rhs.end; |
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| 28 | } |
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| 29 | |
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| 30 | inline bool operator!=(const Range &lhs, const Range &rhs) { |
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| 31 | return !(lhs == rhs); |
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| 32 | } |
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| 33 | |
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| 34 | // Calculates intersection of two sets of regions in O(N log N) time. |
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| 35 | void Intersect(ArrayRef<Range> a, ArrayRef<Range> b, |
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| 36 | InternalMmapVectorNoCtor<Range> &output); |
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| 37 | |
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| 38 | } // namespace __sanitizer |
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| 39 | |
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| 40 | #endif // SANITIZER_RANGE_H |
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| 41 | |
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