diff options
Diffstat (limited to 'llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp')
| -rw-r--r-- | llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp b/llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp index 15f9ea0..e2a98e8 100644 --- a/llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp +++ b/llvm/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp @@ -453,9 +453,10 @@ static DecodeStatus decodeCLUIImmOperand(MCInst &Inst, uint32_t Imm, int64_t Address, const MCDisassembler *Decoder) { assert(isUInt<6>(Imm) && "Invalid immediate"); - if (Imm > 31) { + if (Imm == 0) + return MCDisassembler::Fail; + if (Imm > 31) Imm = (SignExtend64<6>(Imm) & 0xfffff); - } Inst.addOperand(MCOperand::createImm(Imm)); return MCDisassembler::Success; } |