diff options
Diffstat (limited to 'src/arch/arm/isa/formats/data.isa')
| -rw-r--r-- | src/arch/arm/isa/formats/data.isa | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/src/arch/arm/isa/formats/data.isa b/src/arch/arm/isa/formats/data.isa index 3ee178f0e..909a52593 100644 --- a/src/arch/arm/isa/formats/data.isa +++ b/src/arch/arm/isa/formats/data.isa @@ -1,4 +1,4 @@ -// Copyright (c) 2010 ARM Limited +// Copyright (c) 2010,2017 ARM Limited // All rights reserved // // The license below extends only to copyright in the software and shall @@ -788,7 +788,7 @@ def format Thumb32DataProcReg() {{ } } } else if (bits(op1, 3, 2) == 0x2 && bits(op2, 3, 2) == 0x2) { - const uint32_t op1 = bits(machInst, 21, 20); + const uint32_t op1 = bits(machInst, 22, 20); const uint32_t op2 = bits(machInst, 5, 4); const IntRegIndex rd = (IntRegIndex)(uint32_t)bits(machInst, 11, 8); @@ -832,6 +832,27 @@ def format Thumb32DataProcReg() {{ if (op2 == 0) { return new Clz(machInst, rd, rm); } + break; + case 0x4: + switch (op2) { + case 0x0: + return new Crc32b(machInst, rd, rn, rm); + case 0x1: + return new Crc32h(machInst, rd, rn, rm); + case 0x2: + return new Crc32w(machInst, rd, rn, rm); + } + break; + case 0x5: + switch (op2) { + case 0x0: + return new Crc32cb(machInst, rd, rn, rm); + case 0x1: + return new Crc32ch(machInst, rd, rn, rm); + case 0x2: + return new Crc32cw(machInst, rd, rn, rm); + } + break; } } return new Unknown(machInst); |