Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright 2006-2008 the V8 project authors. All rights reserved. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4 | |
| 5 | #ifndef V8_DISASSEMBLER_H_ |
| 6 | #define V8_DISASSEMBLER_H_ |
| 7 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8 | #include "src/allocation.h" |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 9 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 10 | namespace v8 { |
| 11 | namespace internal { |
| 12 | |
| 13 | class Disassembler : public AllStatic { |
| 14 | public: |
| 15 | // Print the bytes in the interval [begin, end) into f. |
| 16 | static void Dump(FILE* f, byte* begin, byte* end); |
| 17 | |
| 18 | // Decode instructions in the the interval [begin, end) and print the |
| 19 | // code into f. Returns the number of bytes disassembled or 1 if no |
| 20 | // instruction could be decoded. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 21 | static int Decode(Isolate* isolate, FILE* f, byte* begin, byte* end); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 22 | |
| 23 | // Decode instructions in code. |
| 24 | static void Decode(FILE* f, Code* code); |
| 25 | private: |
| 26 | // Decode instruction at pc and print disassembled instruction into f. |
| 27 | // Returns the instruction length in bytes, or 1 if the instruction could |
| 28 | // not be decoded. The number of characters written is written into |
| 29 | // the out parameter char_count. |
| 30 | static int Decode(FILE* f, byte* pc, int* char_count); |
| 31 | }; |
| 32 | |
| 33 | } } // namespace v8::internal |
| 34 | |
| 35 | #endif // V8_DISASSEMBLER_H_ |