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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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1054 UNREACHABLE(); | 1054 UNREACHABLE(); |
1055 break; | 1055 break; |
1056 case 1: | 1056 case 1: |
1057 UNREACHABLE(); | 1057 UNREACHABLE(); |
1058 break; | 1058 break; |
1059 case 2: | 1059 case 2: |
1060 if ((instr->Bit(20) == 0) && (instr->Bits(9, 6) == 1)) { | 1060 if ((instr->Bit(20) == 0) && (instr->Bits(9, 6) == 1)) { |
1061 if (instr->Bits(19, 16) == 0xF) { | 1061 if (instr->Bits(19, 16) == 0xF) { |
1062 switch (instr->Bits(11, 10)) { | 1062 switch (instr->Bits(11, 10)) { |
1063 case 0: | 1063 case 0: |
1064 Format(instr, "uxtb16'cond 'rd, 'rm, ror #0"); | 1064 Format(instr, "uxtb16'cond 'rd, 'rm"); |
1065 break; | 1065 break; |
1066 case 1: | 1066 case 1: |
1067 Format(instr, "uxtb16'cond 'rd, 'rm, ror #8"); | 1067 Format(instr, "uxtb16'cond 'rd, 'rm, ror #8"); |
1068 break; | 1068 break; |
1069 case 2: | 1069 case 2: |
1070 Format(instr, "uxtb16'cond 'rd, 'rm, ror #16"); | 1070 Format(instr, "uxtb16'cond 'rd, 'rm, ror #16"); |
1071 break; | 1071 break; |
1072 case 3: | 1072 case 3: |
1073 Format(instr, "uxtb16'cond 'rd, 'rm, ror #24"); | 1073 Format(instr, "uxtb16'cond 'rd, 'rm, ror #24"); |
1074 break; | 1074 break; |
1075 } | 1075 } |
1076 } else { | 1076 } else { |
1077 UNREACHABLE(); | 1077 UNREACHABLE(); |
1078 } | 1078 } |
1079 } else { | 1079 } else { |
1080 UNREACHABLE(); | 1080 UNREACHABLE(); |
1081 } | 1081 } |
1082 break; | 1082 break; |
1083 case 3: | 1083 case 3: |
1084 if ((instr->Bit(20) == 0) && (instr->Bits(9, 6) == 1)) { | 1084 if ((instr->Bit(20) == 0) && (instr->Bits(9, 6) == 1)) { |
1085 if (instr->Bits(19, 16) == 0xF) { | 1085 if (instr->Bits(19, 16) == 0xF) { |
1086 switch (instr->Bits(11, 10)) { | 1086 switch (instr->Bits(11, 10)) { |
1087 case 0: | 1087 case 0: |
1088 Format(instr, "uxtb'cond 'rd, 'rm, ror #0"); | 1088 Format(instr, "uxtb'cond 'rd, 'rm"); |
1089 break; | 1089 break; |
1090 case 1: | 1090 case 1: |
1091 Format(instr, "uxtb'cond 'rd, 'rm, ror #8"); | 1091 Format(instr, "uxtb'cond 'rd, 'rm, ror #8"); |
1092 break; | 1092 break; |
1093 case 2: | 1093 case 2: |
1094 Format(instr, "uxtb'cond 'rd, 'rm, ror #16"); | 1094 Format(instr, "uxtb'cond 'rd, 'rm, ror #16"); |
1095 break; | 1095 break; |
1096 case 3: | 1096 case 3: |
1097 Format(instr, "uxtb'cond 'rd, 'rm, ror #24"); | 1097 Format(instr, "uxtb'cond 'rd, 'rm, ror #24"); |
1098 break; | 1098 break; |
1099 } | 1099 } |
1100 } else { | 1100 } else { |
1101 switch (instr->Bits(11, 10)) { | 1101 switch (instr->Bits(11, 10)) { |
1102 case 0: | 1102 case 0: |
1103 Format(instr, "uxtab'cond 'rd, 'rn, 'rm, ror #0"); | 1103 Format(instr, "uxtab'cond 'rd, 'rn, 'rm"); |
1104 break; | 1104 break; |
1105 case 1: | 1105 case 1: |
1106 Format(instr, "uxtab'cond 'rd, 'rn, 'rm, ror #8"); | 1106 Format(instr, "uxtab'cond 'rd, 'rn, 'rm, ror #8"); |
1107 break; | 1107 break; |
1108 case 2: | 1108 case 2: |
1109 Format(instr, "uxtab'cond 'rd, 'rn, 'rm, ror #16"); | 1109 Format(instr, "uxtab'cond 'rd, 'rn, 'rm, ror #16"); |
1110 break; | 1110 break; |
1111 case 3: | 1111 case 3: |
1112 Format(instr, "uxtab'cond 'rd, 'rn, 'rm, ror #24"); | 1112 Format(instr, "uxtab'cond 'rd, 'rn, 'rm, ror #24"); |
1113 break; | 1113 break; |
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1805 v8::internal::PrintF( | 1805 v8::internal::PrintF( |
1806 f, "%p %08x %s\n", | 1806 f, "%p %08x %s\n", |
1807 prev_pc, *reinterpret_cast<int32_t*>(prev_pc), buffer.start()); | 1807 prev_pc, *reinterpret_cast<int32_t*>(prev_pc), buffer.start()); |
1808 } | 1808 } |
1809 } | 1809 } |
1810 | 1810 |
1811 | 1811 |
1812 } // namespace disasm | 1812 } // namespace disasm |
1813 | 1813 |
1814 #endif // V8_TARGET_ARCH_ARM | 1814 #endif // V8_TARGET_ARCH_ARM |
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