diff options
Diffstat (limited to 'contrib/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp')
| -rw-r--r-- | contrib/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/contrib/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp b/contrib/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp index c8629b5..a34ba3b 100644 --- a/contrib/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp +++ b/contrib/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp @@ -178,6 +178,11 @@ static DecodeStatus DecodeMSACtrlRegisterClass(MCInst &Inst, uint64_t Address, const void *Decoder); +static DecodeStatus DecodeCOP0RegisterClass(MCInst &Inst, + unsigned RegNo, + uint64_t Address, + const void *Decoder); + static DecodeStatus DecodeCOP2RegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, @@ -1564,6 +1569,18 @@ static DecodeStatus DecodeMSACtrlRegisterClass(MCInst &Inst, return MCDisassembler::Success; } +static DecodeStatus DecodeCOP0RegisterClass(MCInst &Inst, + unsigned RegNo, + uint64_t Address, + const void *Decoder) { + if (RegNo > 31) + return MCDisassembler::Fail; + + unsigned Reg = getReg(Decoder, Mips::COP0RegClassID, RegNo); + Inst.addOperand(MCOperand::createReg(Reg)); + return MCDisassembler::Success; +} + static DecodeStatus DecodeCOP2RegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, @@ -1855,6 +1872,6 @@ static DecodeStatus DecodeMovePRegPair(MCInst &Inst, unsigned Insn, static DecodeStatus DecodeSimm23Lsl2(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { - Inst.addOperand(MCOperand::createImm(SignExtend32<23>(Insn) << 2)); + Inst.addOperand(MCOperand::createImm(SignExtend32<25>(Insn << 2))); return MCDisassembler::Success; } |
