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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <stdlib.h> | 5 #include <stdlib.h> |
6 | 6 |
7 #include "v8.h" | 7 #include "v8.h" |
8 | 8 |
9 #include "ast.h" | 9 #include "ast.h" |
10 #include "bootstrapper.h" | 10 #include "bootstrapper.h" |
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265 #endif // DEBUG | 265 #endif // DEBUG |
266 | 266 |
267 | 267 |
268 void Isolate::RegisterTryCatchHandler(v8::TryCatch* that) { | 268 void Isolate::RegisterTryCatchHandler(v8::TryCatch* that) { |
269 // The ARM simulator has a separate JS stack. We therefore register | 269 // The ARM simulator has a separate JS stack. We therefore register |
270 // the C++ try catch handler with the simulator and get back an | 270 // the C++ try catch handler with the simulator and get back an |
271 // address that can be used for comparisons with addresses into the | 271 // address that can be used for comparisons with addresses into the |
272 // JS stack. When running without the simulator, the address | 272 // JS stack. When running without the simulator, the address |
273 // returned will be the address of the C++ try catch handler itself. | 273 // returned will be the address of the C++ try catch handler itself. |
274 Address address = reinterpret_cast<Address>( | 274 Address address = reinterpret_cast<Address>( |
275 SimulatorStack::RegisterCTryCatch(reinterpret_cast<uintptr_t>( | 275 SimulatorStack::RegisterCTryCatch(reinterpret_cast<uintptr_t>(that))); |
276 that->DesanitizedThis()))); | |
277 thread_local_top()->set_try_catch_handler_address(address); | 276 thread_local_top()->set_try_catch_handler_address(address); |
278 } | 277 } |
279 | 278 |
280 | 279 |
281 void Isolate::UnregisterTryCatchHandler(v8::TryCatch* that) { | 280 void Isolate::UnregisterTryCatchHandler(v8::TryCatch* that) { |
282 ASSERT(thread_local_top()->TryCatchHandler() == that->DesanitizedThis()); | 281 ASSERT(thread_local_top()->TryCatchHandler() == that); |
283 thread_local_top()->set_try_catch_handler_address( | 282 thread_local_top()->set_try_catch_handler_address( |
284 reinterpret_cast<Address>(that->next_)); | 283 reinterpret_cast<Address>(that->next_)); |
285 thread_local_top()->catcher_ = NULL; | 284 thread_local_top()->catcher_ = NULL; |
286 SimulatorStack::UnregisterCTryCatch(); | 285 SimulatorStack::UnregisterCTryCatch(); |
287 } | 286 } |
288 | 287 |
289 | 288 |
290 Handle<String> Isolate::StackTraceString() { | 289 Handle<String> Isolate::StackTraceString() { |
291 if (stack_trace_nesting_level_ == 0) { | 290 if (stack_trace_nesting_level_ == 0) { |
292 stack_trace_nesting_level_++; | 291 stack_trace_nesting_level_++; |
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2254 ASSERT(handle_scope_implementer()->CallDepthIsZero()); | 2253 ASSERT(handle_scope_implementer()->CallDepthIsZero()); |
2255 | 2254 |
2256 // Increase call depth to prevent recursive callbacks. | 2255 // Increase call depth to prevent recursive callbacks. |
2257 handle_scope_implementer()->IncrementCallDepth(); | 2256 handle_scope_implementer()->IncrementCallDepth(); |
2258 Execution::RunMicrotasks(this); | 2257 Execution::RunMicrotasks(this); |
2259 handle_scope_implementer()->DecrementCallDepth(); | 2258 handle_scope_implementer()->DecrementCallDepth(); |
2260 } | 2259 } |
2261 | 2260 |
2262 | 2261 |
2263 } } // namespace v8::internal | 2262 } } // namespace v8::internal |
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