void AcpiPsAppendArg	(	ACPI_PARSE_OBJECT *	Op,
		ACPI_PARSE_OBJECT *	Arg
	)

Definition at line 207 of file pstree.c.

Referenced by AcpiDsLoad1BeginOp(), AcpiPsBuildNamedOp(), AcpiPsCreateOp(), AcpiPsGetArguments(), and AcpiPsGetNextNamepath().

{
    ACPI_PARSE_OBJECT       *PrevArg;
    const ACPI_OPCODE_INFO  *OpInfo;


    ACPI_FUNCTION_ENTRY ();


    if (!Op)
    {
        return;
    }

    /* Get the info structure for this opcode */

    OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode);
    if (OpInfo->Class == AML_CLASS_UNKNOWN)
    {
        /* Invalid opcode */

        ACPI_ERROR ((AE_INFO, "Invalid AML Opcode: 0x%2.2X",
            Op->Common.AmlOpcode));
        return;
    }

    /* Check if this opcode requires argument sub-objects */

    if (!(OpInfo->Flags & AML_HAS_ARGS))
    {
        /* Has no linked argument objects */

        return;
    }

    /* Append the argument to the linked argument list */

    if (Op->Common.Value.Arg)
    {
        /* Append to existing argument list */

        PrevArg = Op->Common.Value.Arg;
        while (PrevArg->Common.Next)
        {
            PrevArg = PrevArg->Common.Next;
        }
        PrevArg->Common.Next = Arg;
    }
    else
    {
        /* No argument list, this will be the first argument */

        Op->Common.Value.Arg = Arg;
    }

    /* Set the parent in this arg and any args linked after it */

    while (Arg)
    {
        Arg->Common.Parent = Op;
        Arg = Arg->Common.Next;

        Op->Common.ArgListLength++;
    }
}

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