diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2020-07-26 19:36:28 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2020-07-26 19:36:28 +0000 |
| commit | cfca06d7963fa0909f90483b42a6d7d194d01e08 (patch) | |
| tree | 209fb2a2d68f8f277793fc8df46c753d31bc853b /llvm/lib/Target/BPF/Disassembler | |
| parent | 706b4fc47bbc608932d3b491ae19a3b9cde9497b (diff) | |
Notes
Diffstat (limited to 'llvm/lib/Target/BPF/Disassembler')
| -rw-r--r-- | llvm/lib/Target/BPF/Disassembler/BPFDisassembler.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/BPF/Disassembler/BPFDisassembler.cpp b/llvm/lib/Target/BPF/Disassembler/BPFDisassembler.cpp index 75f963b5448a..4d98dc7341d0 100644 --- a/llvm/lib/Target/BPF/Disassembler/BPFDisassembler.cpp +++ b/llvm/lib/Target/BPF/Disassembler/BPFDisassembler.cpp @@ -126,6 +126,9 @@ static DecodeStatus DecodeGPR32RegisterClass(MCInst &Inst, unsigned RegNo, static DecodeStatus decodeMemoryOpValue(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { unsigned Register = (Insn >> 16) & 0xf; + if (Register > 11) + return MCDisassembler::Fail; + Inst.addOperand(MCOperand::createReg(GPRDecoderTable[Register])); unsigned Offset = (Insn & 0xffff); Inst.addOperand(MCOperand::createImm(SignExtend32<16>(Offset))); |