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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, 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/dart.h" | 5 #include "vm/dart.h" |
6 | 6 |
7 #include "vm/code_index_table.h" | 7 #include "vm/code_index_table.h" |
8 #include "vm/flags.h" | 8 #include "vm/flags.h" |
9 #include "vm/handles.h" | 9 #include "vm/handles.h" |
10 #include "vm/heap.h" | 10 #include "vm/heap.h" |
11 #include "vm/isolate.h" | 11 #include "vm/isolate.h" |
12 #include "vm/longjump.h" | 12 #include "vm/longjump.h" |
13 #include "vm/object.h" | 13 #include "vm/object.h" |
14 #include "vm/object_store.h" | 14 #include "vm/object_store.h" |
15 #include "vm/port.h" | 15 #include "vm/port.h" |
16 #include "vm/snapshot.h" | 16 #include "vm/snapshot.h" |
17 #include "vm/stub_code.h" | 17 #include "vm/stub_code.h" |
18 #include "vm/virtual_memory.h" | 18 #include "vm/virtual_memory.h" |
19 #include "vm/zone.h" | 19 #include "vm/zone.h" |
20 | 20 |
21 namespace dart { | 21 namespace dart { |
22 | 22 |
23 Isolate* Dart::vm_isolate_ = NULL; | 23 Isolate* Dart::vm_isolate_ = NULL; |
24 DebugInfo* Dart::pprof_symbol_generator_ = NULL; | 24 DebugInfo* Dart::pprof_symbol_generator_ = NULL; |
25 | 25 |
26 bool Dart::InitOnce(int argc, const char** argv, | 26 bool Dart::InitOnce(int argc, const char** argv, |
27 Dart_IsolateInitCallback callback) { | 27 Dart_IsolateCreateCallback callback) { |
28 // TODO(iposva): Fix race condition here. | 28 // TODO(iposva): Fix race condition here. |
29 if (vm_isolate_ != NULL) { | 29 if (vm_isolate_ != NULL) { |
30 return false; | 30 return false; |
31 } | 31 } |
32 OS::InitOnce(); | 32 OS::InitOnce(); |
33 Flags::ProcessCommandLineFlags(argc, argv); | 33 Flags::ProcessCommandLineFlags(argc, argv); |
34 VirtualMemory::InitOnce(); | 34 VirtualMemory::InitOnce(); |
35 Isolate::InitOnce(); | 35 Isolate::InitOnce(); |
36 PortMap::InitOnce(); | 36 PortMap::InitOnce(); |
37 // Create the VM isolate and finish the VM initialization. | 37 // Create the VM isolate and finish the VM initialization. |
38 { | 38 { |
39 ASSERT(vm_isolate_ == NULL); | 39 ASSERT(vm_isolate_ == NULL); |
40 vm_isolate_ = Isolate::Init(); | 40 vm_isolate_ = Isolate::Init(); |
41 Zone zone(vm_isolate_); | 41 Zone zone(vm_isolate_); |
42 HandleScope handle_scope(vm_isolate_); | 42 HandleScope handle_scope(vm_isolate_); |
43 Heap::Init(vm_isolate_); | 43 Heap::Init(vm_isolate_); |
44 ObjectStore::Init(vm_isolate_); | 44 ObjectStore::Init(vm_isolate_); |
45 Object::InitOnce(); | 45 Object::InitOnce(); |
46 StubCode::InitOnce(); | 46 StubCode::InitOnce(); |
47 Scanner::InitOnce(); | 47 Scanner::InitOnce(); |
48 } | 48 } |
49 Isolate::SetCurrent(NULL); // Unregister the VM isolate from this thread. | 49 Isolate::SetCurrent(NULL); // Unregister the VM isolate from this thread. |
50 Isolate::SetInitCallback(callback); | 50 Isolate::SetCreateCallback(callback); |
51 return true; | 51 return true; |
52 } | 52 } |
53 | 53 |
54 | 54 |
55 Isolate* Dart::CreateIsolate() { | 55 Isolate* Dart::CreateIsolate() { |
56 // Create and initialize a new isolate. | 56 // Create a new isolate. |
57 Isolate* isolate = Isolate::Init(); | 57 Isolate* isolate = Isolate::Init(); |
58 ASSERT(isolate != NULL); | 58 ASSERT(isolate != NULL); |
59 return isolate; | 59 return isolate; |
60 } | 60 } |
61 | 61 |
62 | 62 |
63 void Dart::InitializeIsolate(const Dart_Snapshot* snapshot_buffer, void* data) { | 63 void Dart::InitializeIsolate(const Dart_Snapshot* snapshot_buffer, void* data) { |
64 // Initialize the new isolate. | 64 // Initialize the new isolate. |
65 Isolate* isolate = Isolate::Current(); | 65 Isolate* isolate = Isolate::Current(); |
66 ASSERT(isolate != NULL); | 66 ASSERT(isolate != NULL); |
(...skipping 10 matching lines...) Expand all Loading... |
77 Object::InitFromSnapshot(isolate); | 77 Object::InitFromSnapshot(isolate); |
78 const Snapshot* snapshot = Snapshot::SetupFromBuffer(snapshot_buffer); | 78 const Snapshot* snapshot = Snapshot::SetupFromBuffer(snapshot_buffer); |
79 SnapshotReader reader(snapshot, | 79 SnapshotReader reader(snapshot, |
80 isolate->heap(), | 80 isolate->heap(), |
81 isolate->object_store()); | 81 isolate->object_store()); |
82 reader.ReadFullSnapshot(); | 82 reader.ReadFullSnapshot(); |
83 } | 83 } |
84 | 84 |
85 StubCode::Init(isolate); | 85 StubCode::Init(isolate); |
86 CodeIndexTable::Init(isolate); | 86 CodeIndexTable::Init(isolate); |
87 | |
88 // Give the embedder a shot at setting up this isolate. | |
89 // Isolates spawned from within this isolate will be given the | |
90 // callback data returned by the callback. | |
91 data = Isolate::InitCallback()(data); | |
92 isolate->set_init_callback_data(data); | 87 isolate->set_init_callback_data(data); |
93 } | 88 } |
94 | 89 |
95 | 90 |
96 void Dart::ShutdownIsolate() { | 91 void Dart::ShutdownIsolate() { |
97 Isolate* isolate = Isolate::Current(); | 92 Isolate* isolate = Isolate::Current(); |
98 isolate->Shutdown(); | 93 isolate->Shutdown(); |
99 delete isolate; | 94 delete isolate; |
100 } | 95 } |
101 | 96 |
102 } // namespace dart | 97 } // namespace dart |
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