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1 // Copyright 2007-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2007-2009 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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50 #include <assert.h> | 50 #include <assert.h> |
51 #include <stdio.h> | 51 #include <stdio.h> |
52 #include <stdarg.h> | 52 #include <stdarg.h> |
53 #include <string.h> | 53 #include <string.h> |
54 #ifndef WIN32 | 54 #ifndef WIN32 |
55 #include <stdint.h> | 55 #include <stdint.h> |
56 #endif | 56 #endif |
57 | 57 |
58 #include "v8.h" | 58 #include "v8.h" |
59 | 59 |
| 60 #include "constants-arm.h" |
60 #include "disasm.h" | 61 #include "disasm.h" |
61 #include "macro-assembler.h" | 62 #include "macro-assembler.h" |
62 #include "platform.h" | 63 #include "platform.h" |
63 | 64 |
64 | 65 |
65 namespace assembler { | 66 namespace assembler { |
66 namespace arm { | 67 namespace arm { |
67 | 68 |
68 namespace v8i = v8::internal; | 69 namespace v8i = v8::internal; |
69 | 70 |
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891 | 892 |
892 | 893 |
893 | 894 |
894 //------------------------------------------------------------------------------ | 895 //------------------------------------------------------------------------------ |
895 | 896 |
896 namespace disasm { | 897 namespace disasm { |
897 | 898 |
898 namespace v8i = v8::internal; | 899 namespace v8i = v8::internal; |
899 | 900 |
900 | 901 |
901 static const int kMaxRegisters = 16; | |
902 | |
903 // These register names are defined in a way to match the native disassembler | |
904 // formatting. See for example the command "objdump -d <binary file>". | |
905 static const char* reg_names[kMaxRegisters] = { | |
906 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", | |
907 "r8", "r9", "r10", "fp", "ip", "sp", "lr", "pc", | |
908 }; | |
909 | |
910 | |
911 const char* NameConverter::NameOfAddress(byte* addr) const { | 902 const char* NameConverter::NameOfAddress(byte* addr) const { |
912 static v8::internal::EmbeddedVector<char, 32> tmp_buffer; | 903 static v8::internal::EmbeddedVector<char, 32> tmp_buffer; |
913 v8::internal::OS::SNPrintF(tmp_buffer, "%p", addr); | 904 v8::internal::OS::SNPrintF(tmp_buffer, "%p", addr); |
914 return tmp_buffer.start(); | 905 return tmp_buffer.start(); |
915 } | 906 } |
916 | 907 |
917 | 908 |
918 const char* NameConverter::NameOfConstant(byte* addr) const { | 909 const char* NameConverter::NameOfConstant(byte* addr) const { |
919 return NameOfAddress(addr); | 910 return NameOfAddress(addr); |
920 } | 911 } |
921 | 912 |
922 | 913 |
923 const char* NameConverter::NameOfCPURegister(int reg) const { | 914 const char* NameConverter::NameOfCPURegister(int reg) const { |
924 const char* result; | 915 return assembler::arm::Registers::Name(reg); |
925 if ((0 <= reg) && (reg < kMaxRegisters)) { | |
926 result = reg_names[reg]; | |
927 } else { | |
928 result = "noreg"; | |
929 } | |
930 return result; | |
931 } | 916 } |
932 | 917 |
933 | 918 |
934 const char* NameConverter::NameOfByteCPURegister(int reg) const { | 919 const char* NameConverter::NameOfByteCPURegister(int reg) const { |
935 UNREACHABLE(); // ARM does not have the concept of a byte register | 920 UNREACHABLE(); // ARM does not have the concept of a byte register |
936 return "nobytereg"; | 921 return "nobytereg"; |
937 } | 922 } |
938 | 923 |
939 | 924 |
940 const char* NameConverter::NameOfXMMRegister(int reg) const { | 925 const char* NameConverter::NameOfXMMRegister(int reg) const { |
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984 buffer[0] = '\0'; | 969 buffer[0] = '\0'; |
985 byte* prev_pc = pc; | 970 byte* prev_pc = pc; |
986 pc += d.InstructionDecode(buffer, pc); | 971 pc += d.InstructionDecode(buffer, pc); |
987 fprintf(f, "%p %08x %s\n", | 972 fprintf(f, "%p %08x %s\n", |
988 prev_pc, *reinterpret_cast<int32_t*>(prev_pc), buffer.start()); | 973 prev_pc, *reinterpret_cast<int32_t*>(prev_pc), buffer.start()); |
989 } | 974 } |
990 } | 975 } |
991 | 976 |
992 | 977 |
993 } // namespace disasm | 978 } // namespace disasm |
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