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1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2009 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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25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 #include "v8.h" | 28 #include "v8.h" |
29 | 29 |
30 #include "bootstrapper.h" | 30 #include "bootstrapper.h" |
31 #include "debug.h" | 31 #include "debug.h" |
32 #include "serialize.h" | 32 #include "serialize.h" |
33 #include "simulator.h" | 33 #include "simulator.h" |
34 #include "stub-cache.h" | 34 #include "stub-cache.h" |
| 35 #include "heap-profiler.h" |
35 #include "oprofile-agent.h" | 36 #include "oprofile-agent.h" |
36 #include "log.h" | 37 #include "log.h" |
37 | 38 |
38 namespace v8 { | 39 namespace v8 { |
39 namespace internal { | 40 namespace internal { |
40 | 41 |
41 bool V8::is_running_ = false; | 42 bool V8::is_running_ = false; |
42 bool V8::has_been_setup_ = false; | 43 bool V8::has_been_setup_ = false; |
43 bool V8::has_been_disposed_ = false; | 44 bool V8::has_been_disposed_ = false; |
44 bool V8::has_fatal_error_ = false; | 45 bool V8::has_fatal_error_ = false; |
45 | 46 |
46 bool V8::Initialize(Deserializer* des) { | 47 bool V8::Initialize(Deserializer* des) { |
47 bool create_heap_objects = des == NULL; | 48 bool create_heap_objects = des == NULL; |
48 if (has_been_disposed_ || has_fatal_error_) return false; | 49 if (has_been_disposed_ || has_fatal_error_) return false; |
49 if (IsRunning()) return true; | 50 if (IsRunning()) return true; |
50 | 51 |
51 is_running_ = true; | 52 is_running_ = true; |
52 has_been_setup_ = true; | 53 has_been_setup_ = true; |
53 has_fatal_error_ = false; | 54 has_fatal_error_ = false; |
54 has_been_disposed_ = false; | 55 has_been_disposed_ = false; |
55 #ifdef DEBUG | 56 #ifdef DEBUG |
56 // The initialization process does not handle memory exhaustion. | 57 // The initialization process does not handle memory exhaustion. |
57 DisallowAllocationFailure disallow_allocation_failure; | 58 DisallowAllocationFailure disallow_allocation_failure; |
58 #endif | 59 #endif |
59 | 60 |
60 // Enable logging before setting up the heap | 61 // Enable logging before setting up the heap |
61 Logger::Setup(); | 62 Logger::Setup(); |
62 | 63 |
63 CpuProfiler::Setup(); | 64 CpuProfiler::Setup(); |
| 65 HeapProfiler::Setup(); |
64 | 66 |
65 // Setup the platform OS support. | 67 // Setup the platform OS support. |
66 OS::Setup(); | 68 OS::Setup(); |
67 | 69 |
68 // Initialize other runtime facilities | 70 // Initialize other runtime facilities |
69 #if !V8_HOST_ARCH_ARM && V8_TARGET_ARCH_ARM | 71 #if !V8_HOST_ARCH_ARM && V8_TARGET_ARCH_ARM |
70 ::assembler::arm::Simulator::Initialize(); | 72 ::assembler::arm::Simulator::Initialize(); |
71 #endif | 73 #endif |
72 | 74 |
73 { // NOLINT | 75 { // NOLINT |
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142 if (FLAG_preemption) { | 144 if (FLAG_preemption) { |
143 v8::Locker locker; | 145 v8::Locker locker; |
144 v8::Locker::StopPreemption(); | 146 v8::Locker::StopPreemption(); |
145 } | 147 } |
146 | 148 |
147 Builtins::TearDown(); | 149 Builtins::TearDown(); |
148 Bootstrapper::TearDown(); | 150 Bootstrapper::TearDown(); |
149 | 151 |
150 Top::TearDown(); | 152 Top::TearDown(); |
151 | 153 |
| 154 HeapProfiler::TearDown(); |
| 155 |
152 CpuProfiler::TearDown(); | 156 CpuProfiler::TearDown(); |
153 | 157 |
154 Heap::TearDown(); | 158 Heap::TearDown(); |
155 | 159 |
156 Logger::TearDown(); | 160 Logger::TearDown(); |
157 | 161 |
158 is_running_ = false; | 162 is_running_ = false; |
159 has_been_disposed_ = true; | 163 has_been_disposed_ = true; |
160 } | 164 } |
161 | 165 |
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215 // ( 1.(20 0s)(32 random bits) x 2^20 ) - (1.0 x 2^20)). | 219 // ( 1.(20 0s)(32 random bits) x 2^20 ) - (1.0 x 2^20)). |
216 const double binary_million = 1048576.0; | 220 const double binary_million = 1048576.0; |
217 r->double_value = binary_million; | 221 r->double_value = binary_million; |
218 r->uint64_t_value |= random_bits; | 222 r->uint64_t_value |= random_bits; |
219 r->double_value -= binary_million; | 223 r->double_value -= binary_million; |
220 | 224 |
221 return heap_number; | 225 return heap_number; |
222 } | 226 } |
223 | 227 |
224 } } // namespace v8::internal | 228 } } // namespace v8::internal |
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