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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // A Disassembler object is used to disassemble a block of code instruction by | 5 // A Disassembler object is used to disassemble a block of code instruction by |
6 // instruction. The default implementation of the NameConverter object can be | 6 // instruction. The default implementation of the NameConverter object can be |
7 // overriden to modify register names or to do symbol lookup on addresses. | 7 // overriden to modify register names or to do symbol lookup on addresses. |
8 // | 8 // |
9 // The example below will disassemble a block of code and print it to stdout. | 9 // The example below will disassemble a block of code and print it to stdout. |
10 // | 10 // |
11 // NameConverter converter; | 11 // NameConverter converter; |
12 // Disassembler d(converter); | 12 // Disassembler d(converter); |
13 // for (byte* pc = begin; pc < end;) { | 13 // for (byte* pc = begin; pc < end;) { |
14 // v8::internal::EmbeddedVector<char, 256> buffer; | 14 // v8::internal::EmbeddedVector<char, 256> buffer; |
15 // byte* prev_pc = pc; | 15 // byte* prev_pc = pc; |
16 // pc += d.InstructionDecode(buffer, pc); | 16 // pc += d.InstructionDecode(buffer, pc); |
17 // printf("%p %08x %s\n", | 17 // printf("%p %08x %s\n", |
18 // prev_pc, *reinterpret_cast<int32_t*>(prev_pc), buffer); | 18 // prev_pc, *reinterpret_cast<int32_t*>(prev_pc), buffer); |
19 // } | 19 // } |
20 // | 20 // |
21 // The Disassembler class also has a convenience method to disassemble a block | 21 // The Disassembler class also has a convenience method to disassemble a block |
22 // of code into a FILE*, meaning that the above functionality could also be | 22 // of code into a FILE*, meaning that the above functionality could also be |
23 // achieved by just calling Disassembler::Disassemble(stdout, begin, end); | 23 // achieved by just calling Disassembler::Disassemble(stdout, begin, end); |
24 | 24 |
25 | 25 |
26 #include <assert.h> | 26 #include <assert.h> |
| 27 #include <stdarg.h> |
27 #include <stdio.h> | 28 #include <stdio.h> |
28 #include <stdarg.h> | |
29 #include <string.h> | 29 #include <string.h> |
30 | 30 |
31 #include "src/v8.h" | 31 #include "src/v8.h" |
32 | 32 |
33 #if V8_TARGET_ARCH_MIPS | 33 #if V8_TARGET_ARCH_MIPS |
34 | 34 |
35 #include "src/mips/constants-mips.h" | |
36 #include "src/disasm.h" | 35 #include "src/disasm.h" |
37 #include "src/macro-assembler.h" | 36 #include "src/macro-assembler.h" |
| 37 #include "src/mips/constants-mips.h" |
38 #include "src/platform.h" | 38 #include "src/platform.h" |
39 | 39 |
40 namespace v8 { | 40 namespace v8 { |
41 namespace internal { | 41 namespace internal { |
42 | 42 |
43 //------------------------------------------------------------------------------ | 43 //------------------------------------------------------------------------------ |
44 | 44 |
45 // Decoder decodes and disassembles instructions into an output buffer. | 45 // Decoder decodes and disassembles instructions into an output buffer. |
46 // It uses the converter to convert register names and call destinations into | 46 // It uses the converter to convert register names and call destinations into |
47 // more informative description. | 47 // more informative description. |
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1032 prev_pc, *reinterpret_cast<int32_t*>(prev_pc), buffer.start()); | 1032 prev_pc, *reinterpret_cast<int32_t*>(prev_pc), buffer.start()); |
1033 } | 1033 } |
1034 } | 1034 } |
1035 | 1035 |
1036 | 1036 |
1037 #undef UNSUPPORTED | 1037 #undef UNSUPPORTED |
1038 | 1038 |
1039 } // namespace disasm | 1039 } // namespace disasm |
1040 | 1040 |
1041 #endif // V8_TARGET_ARCH_MIPS | 1041 #endif // V8_TARGET_ARCH_MIPS |
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