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Issue 2481873005: clang-format runtime/vm (Closed)
Patch Set: Merge Created 4 years, 1 month ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "vm/bitmap.h" 5 #include "vm/bitmap.h"
6 6
7 #include "platform/assert.h" 7 #include "platform/assert.h"
8 #include "vm/object.h" 8 #include "vm/object.h"
9 9
10 namespace dart { 10 namespace dart {
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after
47 // Bits not covered by the backing store are implicitly false. 47 // Bits not covered by the backing store are implicitly false.
48 if (!value) return; 48 if (!value) return;
49 // Grow the backing store if necessary. 49 // Grow the backing store if necessary.
50 intptr_t byte_offset = bit_offset >> kBitsPerByteLog2; 50 intptr_t byte_offset = bit_offset >> kBitsPerByteLog2;
51 if (byte_offset >= data_size_in_bytes_) { 51 if (byte_offset >= data_size_in_bytes_) {
52 uint8_t* old_data = data_; 52 uint8_t* old_data = data_;
53 intptr_t old_size = data_size_in_bytes_; 53 intptr_t old_size = data_size_in_bytes_;
54 data_size_in_bytes_ = 54 data_size_in_bytes_ =
55 Utils::RoundUp(byte_offset + 1, kIncrementSizeInBytes); 55 Utils::RoundUp(byte_offset + 1, kIncrementSizeInBytes);
56 ASSERT(data_size_in_bytes_ > 0); 56 ASSERT(data_size_in_bytes_ > 0);
57 data_ = Thread::Current()->zone()->Alloc<uint8_t>( 57 data_ = Thread::Current()->zone()->Alloc<uint8_t>(data_size_in_bytes_);
58 data_size_in_bytes_);
59 ASSERT(data_ != NULL); 58 ASSERT(data_ != NULL);
60 memmove(data_, old_data, old_size); 59 memmove(data_, old_data, old_size);
61 memset(&data_[old_size], 0, (data_size_in_bytes_ - old_size)); 60 memset(&data_[old_size], 0, (data_size_in_bytes_ - old_size));
62 } 61 }
63 } 62 }
64 SetBit(bit_offset, value); 63 SetBit(bit_offset, value);
65 } 64 }
66 65
67 66
68 void BitmapBuilder::SetRange(intptr_t min, intptr_t max, bool value) { 67 void BitmapBuilder::SetRange(intptr_t min, intptr_t max, bool value) {
(...skipping 22 matching lines...) Expand all
91 ASSERT(byte_offset < data_size_in_bytes_); 90 ASSERT(byte_offset < data_size_in_bytes_);
92 intptr_t bit_remainder = bit_offset & (kBitsPerByte - 1); 91 intptr_t bit_remainder = bit_offset & (kBitsPerByte - 1);
93 uint8_t mask = 1U << bit_remainder; 92 uint8_t mask = 1U << bit_remainder;
94 ASSERT(data_ != NULL); 93 ASSERT(data_ != NULL);
95 return ((data_[byte_offset] & mask) != 0); 94 return ((data_[byte_offset] & mask) != 0);
96 } 95 }
97 96
98 97
99 void BitmapBuilder::SetBit(intptr_t bit_offset, bool value) { 98 void BitmapBuilder::SetBit(intptr_t bit_offset, bool value) {
100 if (!InRange(bit_offset)) { 99 if (!InRange(bit_offset)) {
101 FATAL1("Fatal error in BitmapBuilder::SetBit :" 100 FATAL1(
102 " invalid bit_offset, %" Pd "\n", bit_offset); 101 "Fatal error in BitmapBuilder::SetBit :"
102 " invalid bit_offset, %" Pd "\n",
103 bit_offset);
103 } 104 }
104 intptr_t byte_offset = bit_offset >> kBitsPerByteLog2; 105 intptr_t byte_offset = bit_offset >> kBitsPerByteLog2;
105 ASSERT(byte_offset < data_size_in_bytes_); 106 ASSERT(byte_offset < data_size_in_bytes_);
106 intptr_t bit_remainder = bit_offset & (kBitsPerByte - 1); 107 intptr_t bit_remainder = bit_offset & (kBitsPerByte - 1);
107 uint8_t mask = 1U << bit_remainder; 108 uint8_t mask = 1U << bit_remainder;
108 ASSERT(data_ != NULL); 109 ASSERT(data_ != NULL);
109 if (value) { 110 if (value) {
110 data_[byte_offset] |= mask; 111 data_[byte_offset] |= mask;
111 } else { 112 } else {
112 data_[byte_offset] &= ~mask; 113 data_[byte_offset] &= ~mask;
113 } 114 }
114 } 115 }
115 116
116 } // namespace dart 117 } // namespace dart
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