const { return 0; }
unsigned getT2AddrModeImm8OffsetOpValue(const MachineInstr &MI, unsigned Op)
const { return 0; }
+ unsigned getT2AddrModeImm12OffsetOpValue(const MachineInstr &MI,unsigned Op)
+ const { return 0; }
unsigned getT2AddrModeSORegOpValue(const MachineInstr &MI, unsigned Op)
const { return 0; }
unsigned getT2SORegOpValue(const MachineInstr &MI, unsigned Op)
string EncoderMethod = "getT2AddrModeImm8OffsetOpValue";
}
+def t2am_imm12_offset : Operand<i32> {
+ string EncoderMethod = "getT2AddrModeImm12OffsetOpValue";
+}
+
+
// t2addrmode_imm8s4 := reg +/- (imm8 << 2)
def t2addrmode_imm8s4 : Operand<i32> {
let PrintMethod = "printT2AddrModeImm8s4Operand";
let Inst{21} = write;
let Inst{20} = 1;
let Inst{15-12} = 0b1111;
+
+ bits<16> addr;
+ let Inst{19-16} = addr{15-12}; // Rn
+ let Inst{11-0} = addr{11-0}; // imm12
}
def i8 : T2Ii8<(outs), (ins t2addrmode_imm8:$addr), IIC_Preload, opc,
let Inst{20} = 1;
let Inst{15-12} = 0b1111;
let Inst{11-8} = 0b1100;
+
+ bits<13> addr;
+ let Inst{19-16} = addr{12-9}; // Rn
+ let Inst{7-0} = addr{7-0}; // imm8
}
def s : T2Iso<(outs), (ins t2addrmode_so_reg:$addr), IIC_Preload, opc,
let Inst{20} = 1;
let Inst{15-12} = 0b1111;
let Inst{11-6} = 0000000;
+
+ bits<10> addr;
+ let Inst{19-16} = addr{9-6}; // Rn
+ let Inst{3-0} = addr{5-2}; // Rm
+ let Inst{5-4} = addr{1-0}; // imm2
}
let isCodeGenOnly = 1 in
- def pci : T2Ipc<(outs), (ins i32imm:$addr), IIC_Preload, opc,
+ def pci : T2Ipc<(outs), (ins t2am_imm12_offset:$addr), IIC_Preload, opc,
"\t$addr",
[]> {
let Inst{31-25} = 0b1111100;
let Inst{20} = 1;
let Inst{19-16} = 0b1111; // Rn = 0b1111
let Inst{15-12} = 0b1111;
+
+ bits<13> addr;
+ let Inst{23} = addr{12};
+ let Inst{11-0} = addr{11-0};
}
}
SmallVectorImpl<MCFixup> &Fixups) const;
unsigned getT2AddrModeImm8OffsetOpValue(const MCInst &MI, unsigned OpNum,
SmallVectorImpl<MCFixup> &Fixups) const;
+ unsigned getT2AddrModeImm12OffsetOpValue(const MCInst &MI, unsigned OpNum,
+ SmallVectorImpl<MCFixup> &Fixups) const;
unsigned getT2AddrModeImm12OpValue(const MCInst &MI, unsigned OpNum,
SmallVectorImpl<MCFixup> &Fixups) const;
return Value;
}
+unsigned ARMMCCodeEmitter::
+getT2AddrModeImm12OffsetOpValue(const MCInst &MI, unsigned OpNum,
+ SmallVectorImpl<MCFixup> &Fixups) const {
+ const MCOperand &MO1 = MI.getOperand(OpNum);
+
+ // FIXME: Needs fixup support.
+ unsigned Value = 0;
+ int32_t tmp = (int32_t)MO1.getImm();
+ if (tmp < 0)
+ tmp = abs(tmp);
+ else
+ Value |= 4096; // Set the ADD bit
+ Value |= tmp & 4095;
+ return Value;
+}
+
unsigned ARMMCCodeEmitter::
getT2AddrModeImm12OpValue(const MCInst &MI, unsigned OpNum,
SmallVectorImpl<MCFixup> &Fixups) const {
MISC("it_mask", "kOperandTypeThumbITMask"); // I
MISC("t2addrmode_imm8", "kOperandTypeThumb2AddrModeImm8"); // R, I
MISC("t2am_imm8_offset", "kOperandTypeThumb2AddrModeImm8Offset");//I
+ MISC("t2am_imm12_offset", "kOperandTypeThumb2AddrModeImm12Offset");//I
MISC("t2addrmode_imm12", "kOperandTypeThumb2AddrModeImm12"); // R, I
MISC("t2addrmode_so_reg", "kOperandTypeThumb2AddrModeSoReg"); // R, R, I
MISC("t2addrmode_imm8s4", "kOperandTypeThumb2AddrModeImm8s4"); // R, I
operandTypes.addEntry("kOperandTypeThumb2SoImm");
operandTypes.addEntry("kOperandTypeThumb2AddrModeImm8");
operandTypes.addEntry("kOperandTypeThumb2AddrModeImm8Offset");
+ operandTypes.addEntry("kOperandTypeThumb2AddrModeImm12Offset");
operandTypes.addEntry("kOperandTypeThumb2AddrModeImm12");
operandTypes.addEntry("kOperandTypeThumb2AddrModeSoReg");
operandTypes.addEntry("kOperandTypeThumb2AddrModeImm8s4");