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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 // 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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172 | 172 |
173 | 173 |
174 void V8::InitializeOncePerProcessImpl() { | 174 void V8::InitializeOncePerProcessImpl() { |
175 FlagList::EnforceFlagImplications(); | 175 FlagList::EnforceFlagImplications(); |
176 if (FLAG_stress_compaction) { | 176 if (FLAG_stress_compaction) { |
177 FLAG_force_marking_deque_overflows = true; | 177 FLAG_force_marking_deque_overflows = true; |
178 FLAG_gc_global = true; | 178 FLAG_gc_global = true; |
179 FLAG_max_new_space_size = (1 << (kPageSizeBits - 10)) * 2; | 179 FLAG_max_new_space_size = (1 << (kPageSizeBits - 10)) * 2; |
180 } | 180 } |
181 | 181 |
182 if (FLAG_concurrent_recompilation && | |
183 (FLAG_trace_hydrogen || FLAG_trace_hydrogen_stubs)) { | |
184 FLAG_concurrent_recompilation = false; | |
185 FLAG_concurrent_osr = false; | |
186 PrintF("Concurrent recompilation has been disabled for tracing.\n"); | |
187 } | |
188 | |
189 if (FLAG_sweeper_threads <= 0) { | |
190 if (FLAG_concurrent_sweeping) { | |
191 FLAG_sweeper_threads = SystemThreadManager:: | |
192 NumberOfParallelSystemThreads( | |
193 SystemThreadManager::CONCURRENT_SWEEPING); | |
194 } else if (FLAG_parallel_sweeping) { | |
195 FLAG_sweeper_threads = SystemThreadManager:: | |
196 NumberOfParallelSystemThreads( | |
197 SystemThreadManager::PARALLEL_SWEEPING); | |
198 } | |
199 if (FLAG_sweeper_threads == 0) { | |
200 FLAG_concurrent_sweeping = false; | |
201 FLAG_parallel_sweeping = false; | |
202 } | |
203 } else if (!FLAG_concurrent_sweeping && !FLAG_parallel_sweeping) { | |
204 FLAG_sweeper_threads = 0; | |
205 } | |
206 | |
207 if (FLAG_concurrent_recompilation && | |
208 SystemThreadManager::NumberOfParallelSystemThreads( | |
209 SystemThreadManager::CONCURRENT_RECOMPILATION) == 0) { | |
210 FLAG_concurrent_recompilation = false; | |
211 FLAG_concurrent_osr = false; | |
212 } | |
213 | |
214 Sampler::SetUp(); | 182 Sampler::SetUp(); |
215 CPU::SetUp(); | 183 CPU::SetUp(); |
216 OS::PostSetUp(); | 184 OS::PostSetUp(); |
217 ElementsAccessor::InitializeOncePerProcess(); | 185 ElementsAccessor::InitializeOncePerProcess(); |
218 LOperand::SetUpCaches(); | 186 LOperand::SetUpCaches(); |
219 SetUpJSCallerSavedCodeData(); | 187 SetUpJSCallerSavedCodeData(); |
220 ExternalReference::SetUp(); | 188 ExternalReference::SetUp(); |
221 Bootstrapper::InitializeOncePerProcess(); | 189 Bootstrapper::InitializeOncePerProcess(); |
222 } | 190 } |
223 | 191 |
224 | 192 |
225 void V8::InitializeOncePerProcess() { | 193 void V8::InitializeOncePerProcess() { |
226 CallOnce(&init_once, &InitializeOncePerProcessImpl); | 194 CallOnce(&init_once, &InitializeOncePerProcessImpl); |
227 } | 195 } |
228 | 196 |
229 } } // namespace v8::internal | 197 } } // namespace v8::internal |
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