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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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| 200 } | 200 } |
| 201 | 201 |
| 202 int get_sinteger_from_s_register(int sreg) { | 202 int get_sinteger_from_s_register(int sreg) { |
| 203 return GetFromVFPRegister<int, 1>(sreg); | 203 return GetFromVFPRegister<int, 1>(sreg); |
| 204 } | 204 } |
| 205 | 205 |
| 206 // Special case of set_register and get_register to access the raw PC value. | 206 // Special case of set_register and get_register to access the raw PC value. |
| 207 void set_pc(int32_t value); | 207 void set_pc(int32_t value); |
| 208 int32_t get_pc() const; | 208 int32_t get_pc() const; |
| 209 | 209 |
| 210 Address get_sp() { | |
| 211 return reinterpret_cast<Address>(static_cast<intptr_t>(get_register(sp))); | |
| 212 } | |
| 213 | |
| 214 // Accessor to the internal simulator stack area. | 210 // Accessor to the internal simulator stack area. |
| 215 uintptr_t StackLimit() const; | 211 uintptr_t StackLimit() const; |
| 216 | 212 |
| 217 // Executes ARM instructions until the PC reaches end_sim_pc. | 213 // Executes ARM instructions until the PC reaches end_sim_pc. |
| 218 void Execute(); | 214 void Execute(); |
| 219 | 215 |
| 220 // Call on program start. | 216 // Call on program start. |
| 221 static void Initialize(Isolate* isolate); | 217 static void Initialize(Isolate* isolate); |
| 222 | 218 |
| 223 // V8 generally calls into generated JS code with 5 parameters and into | 219 // V8 generally calls into generated JS code with 5 parameters and into |
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| 483 | 479 |
| 484 static inline void UnregisterCTryCatch() { | 480 static inline void UnregisterCTryCatch() { |
| 485 Simulator::current(Isolate::Current())->PopAddress(); | 481 Simulator::current(Isolate::Current())->PopAddress(); |
| 486 } | 482 } |
| 487 }; | 483 }; |
| 488 | 484 |
| 489 } } // namespace v8::internal | 485 } } // namespace v8::internal |
| 490 | 486 |
| 491 #endif // !defined(USE_SIMULATOR) | 487 #endif // !defined(USE_SIMULATOR) |
| 492 #endif // V8_ARM_SIMULATOR_ARM_H_ | 488 #endif // V8_ARM_SIMULATOR_ARM_H_ |
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