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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2014, 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 #ifndef RUNTIME_VM_UNIBROW_INL_H_ | 5 #ifndef RUNTIME_VM_UNIBROW_INL_H_ |
6 #define RUNTIME_VM_UNIBROW_INL_H_ | 6 #define RUNTIME_VM_UNIBROW_INL_H_ |
7 | 7 |
8 #include "vm/unibrow.h" | 8 #include "vm/unibrow.h" |
9 | 9 |
10 #include "platform/assert.h" | 10 #include "platform/assert.h" |
11 | 11 |
12 namespace unibrow { | 12 namespace unibrow { |
13 | 13 |
14 template <class T, intptr_t s> intptr_t Mapping<T, s>::get( | 14 template <class T, intptr_t s> |
15 int32_t c, int32_t n, int32_t* result) { | 15 intptr_t Mapping<T, s>::get(int32_t c, int32_t n, int32_t* result) { |
16 CacheEntry entry = entries_[c & kMask]; | 16 CacheEntry entry = entries_[c & kMask]; |
17 if (entry.code_point_ == c) { | 17 if (entry.code_point_ == c) { |
18 if (entry.offset_ == 0) { | 18 if (entry.offset_ == 0) { |
19 return 0; | 19 return 0; |
20 } else { | 20 } else { |
21 result[0] = c + entry.offset_; | 21 result[0] = c + entry.offset_; |
22 return 1; | 22 return 1; |
23 } | 23 } |
24 } else { | 24 } else { |
25 return CalculateValue(c, n, result); | 25 return CalculateValue(c, n, result); |
26 } | 26 } |
27 } | 27 } |
28 | 28 |
29 template <class T, intptr_t s> intptr_t Mapping<T, s>::CalculateValue( | 29 template <class T, intptr_t s> |
30 int32_t c, int32_t n, int32_t* result) { | 30 intptr_t Mapping<T, s>::CalculateValue(int32_t c, int32_t n, int32_t* result) { |
31 bool allow_caching = true; | 31 bool allow_caching = true; |
32 intptr_t length = T::Convert(c, n, result, &allow_caching); | 32 intptr_t length = T::Convert(c, n, result, &allow_caching); |
33 if (allow_caching) { | 33 if (allow_caching) { |
34 if (length == 1) { | 34 if (length == 1) { |
35 entries_[c & kMask] = CacheEntry(c, result[0] - c); | 35 entries_[c & kMask] = CacheEntry(c, result[0] - c); |
36 return 1; | 36 return 1; |
37 } else { | 37 } else { |
38 entries_[c & kMask] = CacheEntry(c, 0); | 38 entries_[c & kMask] = CacheEntry(c, 0); |
39 return 0; | 39 return 0; |
40 } | 40 } |
41 } else { | 41 } else { |
42 return length; | 42 return length; |
43 } | 43 } |
44 } | 44 } |
45 | 45 |
46 } // namespace unibrow | 46 } // namespace unibrow |
47 | 47 |
48 #endif // RUNTIME_VM_UNIBROW_INL_H_ | 48 #endif // RUNTIME_VM_UNIBROW_INL_H_ |
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