internal static bool InmZext(uint uInstr, YmpDisassembler dasm)
{
if (!dasm.rdr.TryReadBeUInt32(out uint nm))
{
return(false);
}
dasm.ops.Add(ImmediateOperand.Word64(nm));
return(true);
}
internal static bool Jijkm(uint uInstr, YmpDisassembler dasm)
{
if (!dasm.rdr.TryReadBeUInt16(out ushort n))
{
return(false);
}
var uAddr = ((uInstr & 0x1FF) << 16) | n;
dasm.ops.Add(AddressOperand.Ptr32(uAddr));
return(true);
}
internal static bool Jnm(uint uInstr, YmpDisassembler dasm)
{
if (!dasm.rdr.TryReadBeUInt16(out ushort m))
{
return(false);
}
if (!dasm.rdr.TryReadBeUInt16(out ushort n))
{
return(false);
}
uint nm = n;
nm = nm << 16 | m;
dasm.ops.Add(AddressOperand.Ptr32(nm));
return(true);
}
public override CrayInstruction Decode(uint wInstr, YmpDisassembler dasm)
{
foreach (var m in mutators)
{
if (!m(wInstr, dasm))
{
return(dasm.CreateInvalidInstruction());
}
}
var instr = new CrayInstruction
{
InstructionClass = iclass,
Mnemonic = mnemonic,
Operands = dasm.ops.ToArray()
};
return(instr);
}
internal static bool Imm_1(uint word, YmpDisassembler dasm)
{
dasm.ops.Add(ImmediateOperand.Word64(-1L));
return(true);
}