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| 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 |
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| 307 | 307 |
| 308 int Disassembler::Decode(FILE* f, byte* begin, byte* end) { | 308 int Disassembler::Decode(FILE* f, byte* begin, byte* end) { |
| 309 V8NameConverter defaultConverter(NULL); | 309 V8NameConverter defaultConverter(NULL); |
| 310 return DecodeIt(f, defaultConverter, begin, end); | 310 return DecodeIt(f, defaultConverter, begin, end); |
| 311 } | 311 } |
| 312 | 312 |
| 313 | 313 |
| 314 // Called by Code::CodePrint. | 314 // Called by Code::CodePrint. |
| 315 void Disassembler::Decode(FILE* f, Code* code) { | 315 void Disassembler::Decode(FILE* f, Code* code) { |
| 316 int decode_size = (code->kind() == Code::OPTIMIZED_FUNCTION) | 316 int decode_size = (code->kind() == Code::OPTIMIZED_FUNCTION) |
| 317 ? static_cast<int>(code->safepoint_table_start()) | 317 ? static_cast<int>(code->safepoint_table_offset()) |
| 318 : code->instruction_size(); | 318 : code->instruction_size(); |
| 319 // If there might be a stack check table, stop before reaching it. | 319 // If there might be a stack check table, stop before reaching it. |
| 320 if (code->kind() == Code::FUNCTION) { | 320 if (code->kind() == Code::FUNCTION) { |
| 321 decode_size = | 321 decode_size = |
| 322 Min(decode_size, static_cast<int>(code->stack_check_table_start())); | 322 Min(decode_size, static_cast<int>(code->stack_check_table_offset())); |
| 323 } | 323 } |
| 324 | 324 |
| 325 byte* begin = code->instruction_start(); | 325 byte* begin = code->instruction_start(); |
| 326 byte* end = begin + decode_size; | 326 byte* end = begin + decode_size; |
| 327 V8NameConverter v8NameConverter(code); | 327 V8NameConverter v8NameConverter(code); |
| 328 DecodeIt(f, v8NameConverter, begin, end); | 328 DecodeIt(f, v8NameConverter, begin, end); |
| 329 } | 329 } |
| 330 | 330 |
| 331 #else // ENABLE_DISASSEMBLER | 331 #else // ENABLE_DISASSEMBLER |
| 332 | 332 |
| 333 void Disassembler::Dump(FILE* f, byte* begin, byte* end) {} | 333 void Disassembler::Dump(FILE* f, byte* begin, byte* end) {} |
| 334 int Disassembler::Decode(FILE* f, byte* begin, byte* end) { return 0; } | 334 int Disassembler::Decode(FILE* f, byte* begin, byte* end) { return 0; } |
| 335 void Disassembler::Decode(FILE* f, Code* code) {} | 335 void Disassembler::Decode(FILE* f, Code* code) {} |
| 336 | 336 |
| 337 #endif // ENABLE_DISASSEMBLER | 337 #endif // ENABLE_DISASSEMBLER |
| 338 | 338 |
| 339 } } // namespace v8::internal | 339 } } // namespace v8::internal |
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