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1 /* | 1 /* |
2 * Copyright (C) 2009 Google Inc. All rights reserved. | 2 * Copyright (C) 2009 Google 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 |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 * THE POSSIBILITY OF SUCH DAMAGE. | 23 * THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #include "config.h" | 26 #include "config.h" |
27 #include "V8ValueCache.h" | 27 #include "V8ValueCache.h" |
28 | 28 |
29 #include "V8Binding.h" | 29 #include "V8Binding.h" |
30 #include "WebCoreMemoryInstrumentation.h" | |
31 #include <wtf/MemoryInstrumentationHashMap.h> | |
32 | |
33 namespace WTF { | |
34 | |
35 template<> struct SequenceMemoryInstrumentationTraits<v8::String*> { | |
36 template <typename I> static void reportMemoryUsage(I, I, MemoryClassInfo&)
{ } | |
37 }; | |
38 | |
39 } | |
40 | |
41 namespace WebCore { | 30 namespace WebCore { |
42 | 31 |
43 static v8::Local<v8::String> makeExternalString(const String& string) | 32 static v8::Local<v8::String> makeExternalString(const String& string) |
44 { | 33 { |
45 if (string.is8Bit()) { | 34 if (string.is8Bit()) { |
46 WebCoreStringResource8* stringResource = new WebCoreStringResource8(stri
ng); | 35 WebCoreStringResource8* stringResource = new WebCoreStringResource8(stri
ng); |
47 v8::Local<v8::String> newString = v8::String::NewExternal(stringResource
); | 36 v8::Local<v8::String> newString = v8::String::NewExternal(stringResource
); |
48 if (newString.IsEmpty()) | 37 if (newString.IsEmpty()) |
49 delete stringResource; | 38 delete stringResource; |
50 return newString; | 39 return newString; |
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101 wrapper.MarkIndependent(isolate); | 90 wrapper.MarkIndependent(isolate); |
102 WeakHandleListener<StringCache, StringImpl>::makeWeak(isolate, wrapper, stri
ngImpl); | 91 WeakHandleListener<StringCache, StringImpl>::makeWeak(isolate, wrapper, stri
ngImpl); |
103 m_stringCache.set(stringImpl, wrapper); | 92 m_stringCache.set(stringImpl, wrapper); |
104 | 93 |
105 m_lastStringImpl = stringImpl; | 94 m_lastStringImpl = stringImpl; |
106 m_lastV8String = wrapper; | 95 m_lastV8String = wrapper; |
107 | 96 |
108 return newString; | 97 return newString; |
109 } | 98 } |
110 | 99 |
111 void StringCache::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const | |
112 { | |
113 MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::Binding); | |
114 info.addMember(m_stringCache, "stringCache"); | |
115 info.ignoreMember(m_lastV8String); | |
116 info.addMember(m_lastStringImpl, "lastStringImpl"); | |
117 } | |
118 | |
119 IntegerCache::IntegerCache() | 100 IntegerCache::IntegerCache() |
120 { | 101 { |
121 v8::HandleScope handleScope; | 102 v8::HandleScope handleScope; |
122 for (int value = 0; value < numberOfCachedSmallIntegers; value++) | 103 for (int value = 0; value < numberOfCachedSmallIntegers; value++) |
123 m_smallIntegers[value].set(v8::Integer::New(value)); | 104 m_smallIntegers[value].set(v8::Integer::New(value)); |
124 } | 105 } |
125 | 106 |
126 } // namespace WebCore | 107 } // namespace WebCore |
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