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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 #ifndef V8_DISASSEMBLER_H_ | 28 #ifndef V8_DISASSEMBLER_H_ |
29 #define V8_DISASSEMBLER_H_ | 29 #define V8_DISASSEMBLER_H_ |
30 | 30 |
31 namespace v8 { namespace internal { | 31 namespace v8 { |
| 32 namespace internal { |
32 | 33 |
33 class Disassembler : public AllStatic { | 34 class Disassembler : public AllStatic { |
34 public: | 35 public: |
35 // Print the bytes in the interval [begin, end) into f. | 36 // Print the bytes in the interval [begin, end) into f. |
36 static void Dump(FILE* f, byte* begin, byte* end); | 37 static void Dump(FILE* f, byte* begin, byte* end); |
37 | 38 |
38 // Decode instructions in the the interval [begin, end) and print the | 39 // Decode instructions in the the interval [begin, end) and print the |
39 // code into f. Returns the number of bytes disassembled or 1 if no | 40 // code into f. Returns the number of bytes disassembled or 1 if no |
40 // instruction could be decoded. | 41 // instruction could be decoded. |
41 static int Decode(FILE* f, byte* begin, byte* end); | 42 static int Decode(FILE* f, byte* begin, byte* end); |
42 | 43 |
43 // Decode instructions in code. | 44 // Decode instructions in code. |
44 static void Decode(FILE* f, Code* code); | 45 static void Decode(FILE* f, Code* code); |
45 private: | 46 private: |
46 // Decode instruction at pc and print disassembled instruction into f. | 47 // Decode instruction at pc and print disassembled instruction into f. |
47 // Returns the instruction length in bytes, or 1 if the instruction could | 48 // Returns the instruction length in bytes, or 1 if the instruction could |
48 // not be decoded. The number of characters written is written into | 49 // not be decoded. The number of characters written is written into |
49 // the out parameter char_count. | 50 // the out parameter char_count. |
50 static int Decode(FILE* f, byte* pc, int* char_count); | 51 static int Decode(FILE* f, byte* pc, int* char_count); |
51 }; | 52 }; |
52 | 53 |
53 } } // namespace v8::internal | 54 } } // namespace v8::internal |
54 | 55 |
55 #endif // V8_DISASSEMBLER_H_ | 56 #endif // V8_DISASSEMBLER_H_ |
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