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1 /* | 1 /* |
2 * Copyright (C) 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2011 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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72 else | 72 else |
73 memset(outOfLineBits()->bits(), 0, byteCount(size())); | 73 memset(outOfLineBits()->bits(), 0, byteCount(size())); |
74 } | 74 } |
75 | 75 |
76 BitVector::OutOfLineBits* BitVector::OutOfLineBits::create(size_t numBits) | 76 BitVector::OutOfLineBits* BitVector::OutOfLineBits::create(size_t numBits) |
77 { | 77 { |
78 // Because of the way BitVector stores the pointer, memory tools | 78 // Because of the way BitVector stores the pointer, memory tools |
79 // will erroneously report a leak here. | 79 // will erroneously report a leak here. |
80 WTF_INTERNAL_LEAK_SANITIZER_DISABLED_SCOPE; | 80 WTF_INTERNAL_LEAK_SANITIZER_DISABLED_SCOPE; |
81 numBits = (numBits + bitsInPointer() - 1) & ~(bitsInPointer() - 1); | 81 numBits = (numBits + bitsInPointer() - 1) & ~(bitsInPointer() - 1); |
| 82 numBits = (numBits + bitsInPointer() - 1) & ~(bitsInPointer() - static_cast<
size_t>(1)); |
82 size_t size = sizeof(OutOfLineBits) + sizeof(uintptr_t) * (numBits / bitsInP
ointer()); | 83 size_t size = sizeof(OutOfLineBits) + sizeof(uintptr_t) * (numBits / bitsInP
ointer()); |
83 void* allocation = Partitions::bufferMalloc(size, WTF_HEAP_PROFILER_TYPE_NAM
E(OutOfLineBits)); | 84 void* allocation = Partitions::bufferMalloc(size, WTF_HEAP_PROFILER_TYPE_NAM
E(OutOfLineBits)); |
84 OutOfLineBits* result = new (NotNull, allocation) OutOfLineBits(numBits); | 85 OutOfLineBits* result = new (NotNull, allocation) OutOfLineBits(numBits); |
85 return result; | 86 return result; |
86 } | 87 } |
87 | 88 |
88 void BitVector::OutOfLineBits::destroy(OutOfLineBits* outOfLineBits) | 89 void BitVector::OutOfLineBits::destroy(OutOfLineBits* outOfLineBits) |
89 { | 90 { |
90 Partitions::bufferFree(outOfLineBits); | 91 Partitions::bufferFree(outOfLineBits); |
91 } | 92 } |
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116 { | 117 { |
117 for (size_t i = 0; i < size(); ++i) { | 118 for (size_t i = 0; i < size(); ++i) { |
118 if (get(i)) | 119 if (get(i)) |
119 out.printf("1"); | 120 out.printf("1"); |
120 else | 121 else |
121 out.printf("-"); | 122 out.printf("-"); |
122 } | 123 } |
123 } | 124 } |
124 | 125 |
125 } // namespace WTF | 126 } // namespace WTF |
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