diff options
Diffstat (limited to 'llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp index b85b7eb..1d1b8da 100644 --- a/llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp +++ b/llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp @@ -1017,7 +1017,11 @@ static const uint16_t DPRDecoderTable[] = { static DecodeStatus DecodeDPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { - if (RegNo > 31) + uint64_t featureBits = ((const MCDisassembler*)Decoder)->getSubtargetInfo() + .getFeatureBits(); + bool hasD16 = featureBits & ARM::FeatureD16; + + if (RegNo > 31 || (hasD16 && RegNo > 15)) return MCDisassembler::Fail; unsigned Register = DPRDecoderTable[RegNo]; |