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Issue 267163002: Revert "Removed default Isolate." (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 7 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "v8.h" 5 #include "v8.h"
6 6
7 #include "assembler.h" 7 #include "assembler.h"
8 #include "isolate.h" 8 #include "isolate.h"
9 #include "elements.h" 9 #include "elements.h"
10 #include "bootstrapper.h" 10 #include "bootstrapper.h"
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46 platform->SetThreadPoolSize(isolate->max_available_threads()); 46 platform->SetThreadPoolSize(isolate->max_available_threads());
47 // We currently only start the threads early, if we know that we'll use them. 47 // We currently only start the threads early, if we know that we'll use them.
48 if (FLAG_job_based_sweeping) platform->EnsureInitialized(); 48 if (FLAG_job_based_sweeping) platform->EnsureInitialized();
49 #endif 49 #endif
50 50
51 return isolate->Init(des); 51 return isolate->Init(des);
52 } 52 }
53 53
54 54
55 void V8::TearDown() { 55 void V8::TearDown() {
56 Isolate* isolate = Isolate::Current();
57 ASSERT(isolate->IsDefaultIsolate());
58 if (!isolate->IsInitialized()) return;
59
60 // The isolate has to be torn down before clearing the LOperand
61 // caches so that the optimizing compiler thread (if running)
62 // doesn't see an inconsistent view of the lithium instructions.
63 isolate->TearDown();
64 delete isolate;
65
56 Bootstrapper::TearDownExtensions(); 66 Bootstrapper::TearDownExtensions();
57 ElementsAccessor::TearDown(); 67 ElementsAccessor::TearDown();
58 LOperand::TearDownCaches(); 68 LOperand::TearDownCaches();
59 ExternalReference::TearDownMathExpData(); 69 ExternalReference::TearDownMathExpData();
60 RegisteredExtension::UnregisterAll(); 70 RegisteredExtension::UnregisterAll();
61 Isolate::GlobalTearDown(); 71 Isolate::GlobalTearDown();
62 72
63 Sampler::TearDown(); 73 Sampler::TearDown();
64 Serializer::TearDown(); 74 Serializer::TearDown();
65 75
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131 platform_ = NULL; 141 platform_ = NULL;
132 } 142 }
133 143
134 144
135 v8::Platform* V8::GetCurrentPlatform() { 145 v8::Platform* V8::GetCurrentPlatform() {
136 ASSERT(platform_); 146 ASSERT(platform_);
137 return platform_; 147 return platform_;
138 } 148 }
139 149
140 } } // namespace v8::internal 150 } } // namespace v8::internal
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