OLD | NEW |
1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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 |
(...skipping 1259 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1270 return; | 1270 return; |
1271 } | 1271 } |
1272 PrintF("Unaligned write at 0x%08x\n", addr); | 1272 PrintF("Unaligned write at 0x%08x\n", addr); |
1273 UNIMPLEMENTED(); | 1273 UNIMPLEMENTED(); |
1274 #endif | 1274 #endif |
1275 } | 1275 } |
1276 | 1276 |
1277 | 1277 |
1278 // Returns the limit of the stack area to enable checking for stack overflows. | 1278 // Returns the limit of the stack area to enable checking for stack overflows. |
1279 uintptr_t Simulator::StackLimit() const { | 1279 uintptr_t Simulator::StackLimit() const { |
1280 // Leave a safety margin of 512 bytes to prevent overrunning the stack when | 1280 // Leave a safety margin of 1024 bytes to prevent overrunning the stack when |
1281 // pushing values. | 1281 // pushing values. |
1282 return reinterpret_cast<uintptr_t>(stack_) + 512; | 1282 return reinterpret_cast<uintptr_t>(stack_) + 1024; |
1283 } | 1283 } |
1284 | 1284 |
1285 | 1285 |
1286 // Unsupported instructions use Format to print an error and stop execution. | 1286 // Unsupported instructions use Format to print an error and stop execution. |
1287 void Simulator::Format(Instruction* instr, const char* format) { | 1287 void Simulator::Format(Instruction* instr, const char* format) { |
1288 PrintF("Simulator found unsupported instruction:\n 0x%08x: %s\n", | 1288 PrintF("Simulator found unsupported instruction:\n 0x%08x: %s\n", |
1289 reinterpret_cast<intptr_t>(instr), format); | 1289 reinterpret_cast<intptr_t>(instr), format); |
1290 UNIMPLEMENTED(); | 1290 UNIMPLEMENTED(); |
1291 } | 1291 } |
1292 | 1292 |
(...skipping 2133 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
3426 uintptr_t address = *stack_slot; | 3426 uintptr_t address = *stack_slot; |
3427 set_register(sp, current_sp + sizeof(uintptr_t)); | 3427 set_register(sp, current_sp + sizeof(uintptr_t)); |
3428 return address; | 3428 return address; |
3429 } | 3429 } |
3430 | 3430 |
3431 } } // namespace v8::internal | 3431 } } // namespace v8::internal |
3432 | 3432 |
3433 #endif // USE_SIMULATOR | 3433 #endif // USE_SIMULATOR |
3434 | 3434 |
3435 #endif // V8_TARGET_ARCH_ARM | 3435 #endif // V8_TARGET_ARCH_ARM |
OLD | NEW |