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Issue 3454035: Revert attempt to make heap size 32/64 clean. This change needs to... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 10 years, 2 months ago
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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. 1 // Copyright 2006-2008 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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83 *attributes = ABSENT; 83 *attributes = ABSENT;
84 84
85 if (FLAG_trace_contexts) { 85 if (FLAG_trace_contexts) {
86 PrintF("Context::Lookup("); 86 PrintF("Context::Lookup(");
87 name->ShortPrint(); 87 name->ShortPrint();
88 PrintF(")\n"); 88 PrintF(")\n");
89 } 89 }
90 90
91 do { 91 do {
92 if (FLAG_trace_contexts) { 92 if (FLAG_trace_contexts) {
93 PrintF(" - looking in context %p", reinterpret_cast<void*>(*context)); 93 PrintF(" - looking in context %p", *context);
94 if (context->IsGlobalContext()) PrintF(" (global context)"); 94 if (context->IsGlobalContext()) PrintF(" (global context)");
95 PrintF("\n"); 95 PrintF("\n");
96 } 96 }
97 97
98 // check extension/with object 98 // check extension/with object
99 if (context->has_extension()) { 99 if (context->has_extension()) {
100 Handle<JSObject> extension = Handle<JSObject>(context->extension()); 100 Handle<JSObject> extension = Handle<JSObject>(context->extension());
101 // Context extension objects needs to behave as if they have no 101 // Context extension objects needs to behave as if they have no
102 // prototype. So even if we want to follow prototype chains, we 102 // prototype. So even if we want to follow prototype chains, we
103 // need to only do a local lookup for context extension objects. 103 // need to only do a local lookup for context extension objects.
104 if ((flags & FOLLOW_PROTOTYPE_CHAIN) == 0 || 104 if ((flags & FOLLOW_PROTOTYPE_CHAIN) == 0 ||
105 extension->IsJSContextExtensionObject()) { 105 extension->IsJSContextExtensionObject()) {
106 *attributes = extension->GetLocalPropertyAttribute(*name); 106 *attributes = extension->GetLocalPropertyAttribute(*name);
107 } else { 107 } else {
108 *attributes = extension->GetPropertyAttribute(*name); 108 *attributes = extension->GetPropertyAttribute(*name);
109 } 109 }
110 if (*attributes != ABSENT) { 110 if (*attributes != ABSENT) {
111 // property found 111 // property found
112 if (FLAG_trace_contexts) { 112 if (FLAG_trace_contexts) {
113 PrintF("=> found property in context object %p\n", 113 PrintF("=> found property in context object %p\n", *extension);
114 reinterpret_cast<void*>(*extension));
115 } 114 }
116 return extension; 115 return extension;
117 } 116 }
118 } 117 }
119 118
120 if (context->is_function_context()) { 119 if (context->is_function_context()) {
121 // we have context-local slots 120 // we have context-local slots
122 121
123 // check non-parameter locals in context 122 // check non-parameter locals in context
124 Handle<SerializedScopeInfo> scope_info( 123 Handle<SerializedScopeInfo> scope_info(
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248 247
249 248
250 bool Context::IsBootstrappingOrGlobalObject(Object* object) { 249 bool Context::IsBootstrappingOrGlobalObject(Object* object) {
251 // During bootstrapping we allow all objects to pass as global 250 // During bootstrapping we allow all objects to pass as global
252 // objects. This is necessary to fix circular dependencies. 251 // objects. This is necessary to fix circular dependencies.
253 return Bootstrapper::IsActive() || object->IsGlobalObject(); 252 return Bootstrapper::IsActive() || object->IsGlobalObject();
254 } 253 }
255 #endif 254 #endif
256 255
257 } } // namespace v8::internal 256 } } // namespace v8::internal
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