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| author | Jozef Kolek <jozef.kolek@imgtec.com> | 2015-01-28 17:27:26 +0000 |
|---|---|---|
| committer | Jozef Kolek <jozef.kolek@imgtec.com> | 2015-01-28 17:27:26 +0000 |
| commit | e10a02ecf02d1f25643b9a16ef839c3ed699d07b (patch) | |
| tree | 81a1aae721528b83d44911c3f96db6bc21c682ec /llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp | |
| parent | fdbc5adbb60845f632131b9bbda155c97dc07f3a (diff) | |
| download | llvm-e10a02ecf02d1f25643b9a16ef839c3ed699d07b.zip llvm-e10a02ecf02d1f25643b9a16ef839c3ed699d07b.tar.gz llvm-e10a02ecf02d1f25643b9a16ef839c3ed699d07b.tar.bz2 | |
[mips][microMIPS] Implement LWGP instruction
Differential Revision: http://reviews.llvm.org/D6650
llvm-svn: 227325
Diffstat (limited to 'llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp')
| -rw-r--r-- | llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp b/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp index 1744b51..29998e9 100644 --- a/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp +++ b/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp @@ -289,6 +289,11 @@ static DecodeStatus DecodeMemMMSPImm5Lsl2(MCInst &Inst, uint64_t Address, const void *Decoder); +static DecodeStatus DecodeMemMMGPImm7Lsl2(MCInst &Inst, + unsigned Insn, + uint64_t Address, + const void *Decoder); + static DecodeStatus DecodeMemMMImm12(MCInst &Inst, unsigned Insn, uint64_t Address, @@ -1261,6 +1266,22 @@ static DecodeStatus DecodeMemMMSPImm5Lsl2(MCInst &Inst, return MCDisassembler::Success; } +static DecodeStatus DecodeMemMMGPImm7Lsl2(MCInst &Inst, + unsigned Insn, + uint64_t Address, + const void *Decoder) { + unsigned Offset = Insn & 0x7F; + unsigned Reg = fieldFromInstruction(Insn, 7, 3); + + Reg = getReg(Decoder, Mips::GPR32RegClassID, Reg); + + Inst.addOperand(MCOperand::CreateReg(Reg)); + Inst.addOperand(MCOperand::CreateReg(Mips::GP)); + Inst.addOperand(MCOperand::CreateImm(Offset << 2)); + + return MCDisassembler::Success; +} + static DecodeStatus DecodeMemMMImm12(MCInst &Inst, unsigned Insn, uint64_t Address, |