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MIPS DSP: add functions which decode DSP and accumulator registers. 

llvm-svn: 164748
This commit is contained in:
Akira Hatanaka 2012-09-27 02:01:10 +00:00
parent 42a352485b
commit ecabd1a5d2
1 changed files with 29 additions and 0 deletions
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29
llvm/lib/Target/Mips/Disassembler/MipsDisassembler.cpp
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@ -108,6 +108,11 @@ static DecodeStatus DecodeCPURegsRegisterClass(MCInst &Inst,
uint64_t Address,
const void *Decoder);
static DecodeStatus DecodeDSPRegsRegisterClass(MCInst &Inst,
unsigned RegNo,
uint64_t Address,
const void *Decoder);
static DecodeStatus DecodeFGR64RegisterClass(MCInst &Inst,
unsigned RegNo,
uint64_t Address,
@ -138,6 +143,11 @@ static DecodeStatus DecodeHWRegs64RegisterClass(MCInst &Inst,
uint64_t Address,
const void *Decoder);
static DecodeStatus DecodeACRegsRegisterClass(MCInst &Inst,
unsigned RegNo,
uint64_t Address,
const void *Decoder);
static DecodeStatus DecodeBranchTarget(MCInst &Inst,
unsigned Offset,
uint64_t Address,
@ -346,6 +356,13 @@ static DecodeStatus DecodeCPURegsRegisterClass(MCInst &Inst,
return MCDisassembler::Success;
}
static DecodeStatus DecodeDSPRegsRegisterClass(MCInst &Inst,
unsigned RegNo,
uint64_t Address,
const void *Decoder) {
return DecodeCPURegsRegisterClass(Inst, RegNo, Address, Decoder);
}
static DecodeStatus DecodeFGR64RegisterClass(MCInst &Inst,
unsigned RegNo,
uint64_t Address,
@ -463,6 +480,18 @@ static DecodeStatus DecodeHWRegs64RegisterClass(MCInst &Inst,
return MCDisassembler::Success;
}
static DecodeStatus DecodeACRegsRegisterClass(MCInst &Inst,
unsigned RegNo,
uint64_t Address,
const void *Decoder) {
if (RegNo >= 4)
return MCDisassembler::Fail;
unsigned Reg = getReg(Decoder, Mips::ACRegsRegClassID, RegNo);
Inst.addOperand(MCOperand::CreateReg(Reg));
return MCDisassembler::Success;
}
static DecodeStatus DecodeBranchTarget(MCInst &Inst,
unsigned Offset,
uint64_t Address,