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| author | Zoran Jovanovic <zoran.jovanovic@imgtec.com> | 2015-09-09 09:10:46 +0000 |
|---|---|---|
| committer | Zoran Jovanovic <zoran.jovanovic@imgtec.com> | 2015-09-09 09:10:46 +0000 |
| commit | d9790793d60978c72436a588204130d7be09a04f (patch) | |
| tree | 14b69e13efc38725f4141475bc2f02852e080b84 /llvm/lib/Target/Mips/Disassembler | |
| parent | 87f4f413bacb60bf29d77e18c5af34ea842905a1 (diff) | |
| download | bcm5719-llvm-d9790793d60978c72436a588204130d7be09a04f.tar.gz bcm5719-llvm-d9790793d60978c72436a588204130d7be09a04f.zip | |
[mips][microMIPS] Implement CACHEE and PREFE instructions
Differential Revision: http://reviews.llvm.org/D11628
llvm-svn: 247125
Diffstat (limited to 'llvm/lib/Target/Mips/Disassembler')
| -rw-r--r-- | llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp b/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp index cbf9e1356bc..c51a4f0927a 100644 --- a/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp +++ b/llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp @@ -261,6 +261,11 @@ static DecodeStatus DecodeStoreEvaOpMM(MCInst &Inst, uint64_t Address, const void *Decoder); +static DecodeStatus DecodePrefeOpMM(MCInst &Inst, + unsigned Insn, + uint64_t Address, + const void *Decoder); + static DecodeStatus DecodeSyncI(MCInst &Inst, unsigned Insn, uint64_t Address, @@ -1152,6 +1157,23 @@ static DecodeStatus DecodeCacheOpMM(MCInst &Inst, return MCDisassembler::Success; } +static DecodeStatus DecodePrefeOpMM(MCInst &Inst, + unsigned Insn, + uint64_t Address, + const void *Decoder) { + int Offset = SignExtend32<9>(Insn & 0x1ff); + unsigned Base = fieldFromInstruction(Insn, 16, 5); + unsigned Hint = fieldFromInstruction(Insn, 21, 5); + + Base = getReg(Decoder, Mips::GPR32RegClassID, Base); + + Inst.addOperand(MCOperand::createReg(Base)); + Inst.addOperand(MCOperand::createImm(Offset)); + Inst.addOperand(MCOperand::createImm(Hint)); + + return MCDisassembler::Success; +} + static DecodeStatus DecodeCacheOpR6(MCInst &Inst, unsigned Insn, uint64_t Address, |
