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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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| 36 #include "log.h" | 36 #include "log.h" |
| 37 | 37 |
| 38 namespace v8 { | 38 namespace v8 { |
| 39 namespace internal { | 39 namespace internal { |
| 40 | 40 |
| 41 bool V8::is_running_ = false; | 41 bool V8::is_running_ = false; |
| 42 bool V8::has_been_setup_ = false; | 42 bool V8::has_been_setup_ = false; |
| 43 bool V8::has_been_disposed_ = false; | 43 bool V8::has_been_disposed_ = false; |
| 44 bool V8::has_fatal_error_ = false; | 44 bool V8::has_fatal_error_ = false; |
| 45 | 45 |
| 46 bool V8::Initialize(GenericDeserializer *des) { | 46 bool V8::Initialize(Deserializer *des) { |
| 47 bool create_heap_objects = des == NULL; | 47 bool create_heap_objects = des == NULL; |
| 48 if (has_been_disposed_ || has_fatal_error_) return false; | 48 if (has_been_disposed_ || has_fatal_error_) return false; |
| 49 if (IsRunning()) return true; | 49 if (IsRunning()) return true; |
| 50 | 50 |
| 51 is_running_ = true; | 51 is_running_ = true; |
| 52 has_been_setup_ = true; | 52 has_been_setup_ = true; |
| 53 has_fatal_error_ = false; | 53 has_fatal_error_ = false; |
| 54 has_been_disposed_ = false; | 54 has_been_disposed_ = false; |
| 55 #ifdef DEBUG | 55 #ifdef DEBUG |
| 56 // The initialization process does not handle memory exhaustion. | 56 // The initialization process does not handle memory exhaustion. |
| 57 DisallowAllocationFailure disallow_allocation_failure; | 57 DisallowAllocationFailure disallow_allocation_failure; |
| 58 #endif | 58 #endif |
| 59 | 59 |
| 60 // Enable logging before setting up the heap | 60 // Enable logging before setting up the heap |
| 61 Logger::Setup(); | 61 Logger::Setup(); |
| 62 if (des) des->GetLog(); | |
| 63 | 62 |
| 64 // Setup the platform OS support. | 63 // Setup the platform OS support. |
| 65 OS::Setup(); | 64 OS::Setup(); |
| 66 | 65 |
| 67 // Initialize other runtime facilities | 66 // Initialize other runtime facilities |
| 68 #if !V8_HOST_ARCH_ARM && V8_TARGET_ARCH_ARM | 67 #if !V8_HOST_ARCH_ARM && V8_TARGET_ARCH_ARM |
| 69 ::assembler::arm::Simulator::Initialize(); | 68 ::assembler::arm::Simulator::Initialize(); |
| 70 #endif | 69 #endif |
| 71 | 70 |
| 72 { // NOLINT | 71 { // NOLINT |
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| 185 | 184 |
| 186 Smi* V8::RandomPositiveSmi() { | 185 Smi* V8::RandomPositiveSmi() { |
| 187 uint32_t random = Random(); | 186 uint32_t random = Random(); |
| 188 ASSERT(static_cast<uint32_t>(Smi::kMaxValue) >= kRandomPositiveSmiMax); | 187 ASSERT(static_cast<uint32_t>(Smi::kMaxValue) >= kRandomPositiveSmiMax); |
| 189 // kRandomPositiveSmiMax must match the value being divided | 188 // kRandomPositiveSmiMax must match the value being divided |
| 190 // by in math.js. | 189 // by in math.js. |
| 191 return Smi::FromInt(random & kRandomPositiveSmiMax); | 190 return Smi::FromInt(random & kRandomPositiveSmiMax); |
| 192 } | 191 } |
| 193 | 192 |
| 194 } } // namespace v8::internal | 193 } } // namespace v8::internal |
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