public PreferredRegister(Register64 intRegister, XmmRegister floatRegister)
{
IntRegister = intRegister;
FloatRegister = floatRegister;
}
public static Register MakeRegisterWithCorrectSize(this Type type, Register64 intRegister, XmmRegister floatRegister)
{
if (!type.IsIntegerRegisterType())
{
return(floatRegister);
}
switch (type.SizeOf())
{
case 8:
return(intRegister);
case 4:
return((Register32)intRegister);
case 2:
return((Register16)intRegister);
case 1:
return((Register8)intRegister);
default:
throw new NotImplementedException($"Proper register for type {type} (size {type.SizeOf()}) has not been implemented yet");
}
}
public static MaybeOption <XmmRegister> GetOperand(CodeContext context, Instruction instruction, SharpDisasm.Operand operand, XmmRegister overload)
{
if (operand.Type == ud_type.UD_OP_REG)
{
var reg = SdToAsm.SdToAsmJit(context, operand.Base);
if (reg.Present && reg.Type == RegisterType.XmmRegister)
{
return(new MaybeOption <XmmRegister>()
{
Present = true,
Value = (XmmRegister)reg.Register
});
}
}
return(new MaybeOption <XmmRegister>());
}
internal XmmRegister(XmmRegister other)
: base(other)
{
}
public PreferredRegister MakePreferredRegister(Register64 fallbackInt = Register64.RAX, XmmRegister fallbackFloat = XmmRegister.XMM0) =>
new PreferredRegister(
_registerStorageInt.Count > 0 ? _registerStorageInt.Peek().Register.AsR64() : fallbackInt,
_registerStorageFloat.Count > 0 ? _registerStorageFloat.Peek().Register.AsFloat() : fallbackFloat
);
static ExpressionResult MakeRegister(Type type, Register64 registerInt, XmmRegister registerFloat) =>
new ExpressionResult(
type,
type.MakeRegisterWithCorrectSize(registerInt, registerFloat)
);
