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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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72 | 72 |
73 CpuProfiler::Setup(); | 73 CpuProfiler::Setup(); |
74 HeapProfiler::Setup(); | 74 HeapProfiler::Setup(); |
75 | 75 |
76 // Setup the platform OS support. | 76 // Setup the platform OS support. |
77 OS::Setup(); | 77 OS::Setup(); |
78 | 78 |
79 // Initialize other runtime facilities | 79 // Initialize other runtime facilities |
80 #if defined(USE_SIMULATOR) | 80 #if defined(USE_SIMULATOR) |
81 #if defined(V8_TARGET_ARCH_ARM) | 81 #if defined(V8_TARGET_ARCH_ARM) |
82 ::assembler::arm::Simulator::Initialize(); | 82 Simulator::Initialize(); |
83 #elif defined(V8_TARGET_ARCH_MIPS) | 83 #elif defined(V8_TARGET_ARCH_MIPS) |
84 ::assembler::mips::Simulator::Initialize(); | 84 ::assembler::mips::Simulator::Initialize(); |
85 #endif | 85 #endif |
86 #endif | 86 #endif |
87 | 87 |
88 { // NOLINT | 88 { // NOLINT |
89 // Ensure that the thread has a valid stack guard. The v8::Locker object | 89 // Ensure that the thread has a valid stack guard. The v8::Locker object |
90 // will ensure this too, but we don't have to use lockers if we are only | 90 // will ensure this too, but we don't have to use lockers if we are only |
91 // using one thread. | 91 // using one thread. |
92 ExecutionAccess lock; | 92 ExecutionAccess lock; |
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259 // ( 1.(20 0s)(32 random bits) x 2^20 ) - (1.0 x 2^20)). | 259 // ( 1.(20 0s)(32 random bits) x 2^20 ) - (1.0 x 2^20)). |
260 const double binary_million = 1048576.0; | 260 const double binary_million = 1048576.0; |
261 r->double_value = binary_million; | 261 r->double_value = binary_million; |
262 r->uint64_t_value |= random_bits; | 262 r->uint64_t_value |= random_bits; |
263 r->double_value -= binary_million; | 263 r->double_value -= binary_million; |
264 | 264 |
265 return heap_number; | 265 return heap_number; |
266 } | 266 } |
267 | 267 |
268 } } // namespace v8::internal | 268 } } // namespace v8::internal |
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