ocarina-backends-properties.adb 152 KB
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------------------------------------------------------------------------------
--                                                                          --
--                           OCARINA COMPONENTS                             --
--                                                                          --
--          O C A R I N A . B A C K E N D S . P R O P E R T I E S           --
--                                                                          --
--                                 B o d y                                  --
--                                                                          --
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--          Copyright (C) 2008-2012, European Space Agency (ESA).           --
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--                                                                          --
-- Ocarina  is free software;  you  can  redistribute  it and/or  modify    --
-- it under terms of the GNU General Public License as published by the     --
-- Free Software Foundation; either version 2, or (at your option) any      --
-- later version. Ocarina is distributed  in  the  hope  that it will be    --
-- useful, but WITHOUT ANY WARRANTY;  without even the implied warranty of  --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General --
-- Public License for more details. You should have received  a copy of the --
-- GNU General Public License distributed with Ocarina; see file COPYING.   --
-- If not, write to the Free Software Foundation, 51 Franklin Street, Fifth --
-- Floor, Boston, MA 02111-1301, USA.                                       --
--                                                                          --
-- As a special exception,  if other files  instantiate  generics from this --
-- unit, or you link  this unit with other files  to produce an executable, --
-- this  unit  does not  by itself cause  the resulting  executable to be   --
-- covered  by the  GNU  General  Public  License. This exception does not  --
-- however invalidate  any other reasons why the executable file might be   --
-- covered by the GNU Public License.                                       --
--                                                                          --
--                 Ocarina is maintained by the Ocarina team                --
--                       (ocarina-users@listes.enst.fr)                     --
--                                                                          --
------------------------------------------------------------------------------

with Locations;
with Namet;
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with Utils; use Utils;
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with Ocarina.ME_AADL.AADL_Tree.Nodes;
with Ocarina.ME_AADL.AADL_Tree.Nutils;
with Ocarina.ME_AADL.AADL_Instances.Nodes;
with Ocarina.ME_AADL.AADL_Instances.Entities;
with Ocarina.ME_AADL.AADL_Instances.Nutils;
with Ocarina.ME_AADL.AADL_Instances.Entities.Properties;
with Ocarina.ME_AADL.AADL_Tree.Entities.Properties;
with Ocarina.ME_AADL.AADL_Tree.Entities;
with Ocarina.AADL_Values;
with Ocarina.Instances.Queries;
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with Ocarina.Analyzer.AADL.Queries;
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with Ocarina.Backends.Utils;
with Ocarina.Backends.Messages;

package body Ocarina.Backends.Properties is

   use Locations;
   use Namet;
   use Ocarina.ME_AADL.AADL_Tree.Nodes;
   use Ocarina.ME_AADL.AADL_Instances.Nodes;
   use Ocarina.ME_AADL.AADL_Instances.Nutils;
   use Ocarina.ME_AADL.AADL_Instances.Entities;
   use Ocarina.ME_AADL.AADL_Instances.Entities.Properties;
   use Ocarina.Instances.Queries;
   use Ocarina.Backends.Utils;
   use Ocarina.Backends.Messages;

   package ATN renames Ocarina.ME_AADL.AADL_Tree.Nodes;
   package ATE renames Ocarina.ME_AADL.AADL_Tree.Entities;
   package ATNU renames Ocarina.ME_AADL.AADL_Tree.Nutils;
   package AIN renames Ocarina.ME_AADL.AADL_Instances.Nodes;
   package AINU renames Ocarina.ME_AADL.AADL_Instances.Nutils;
   package AIEP renames Ocarina.ME_AADL.AADL_Instances.Entities.Properties;
   package ATEP renames Ocarina.ME_AADL.AADL_Tree.Entities.Properties;

   ----------------------------------
   -- Several component properties --
   ----------------------------------

   AADL_Priority      : Name_Id;
   --  Thread and Data

   Compute_Entrypoint_Source_Text_Name : Name_Id;
   Compute_Entrypoint_Name             : Name_Id;
   Compute_Entrypoint_Call_Sequence    : Name_Id;
   --  Thread and IN [event] [data] ports

   Source_Language    : Name_Id;
   Source_Name        : Name_Id;
   T_Source_Name      : Name_Id;
   Type_Source_Name   : Name_Id;
   Source_Text        : Name_Id;
   Fusion_Occurred    : Name_Id;
   Priority_Shifter   : Name_Id;
   Scheduler_Name     : Name_Id;
   Original_Name      : Name_Id;
   --  Subprogram, thread, data, port...

   Implemented_As     : Name_Id;
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   Device_Driver_Name : Name_Id;
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   -------------------------------
   -- Data component properties --
   -------------------------------

   Base_Type                 : Name_Id;
   Code_Set                  : Name_Id;
   Data_Digits               : Name_Id;
   Data_Scale                : Name_Id;
   Data_Representation       : Name_Id;
   Dimension                 : Name_Id;
   Element_Names             : Name_Id;
   Enumerators               : Name_Id;
   IEEE754_Precision         : Name_Id;
   Initial_Value             : Name_Id;
   Integer_Range             : Name_Id;
   Measurement_Unit          : Name_Id;
   Number_Representation     : Name_Id;
   Real_Range                : Name_Id;
   Data_Required_Access      : Name_Id;
   Data_Provided_Access      : Name_Id;
   Data_Size                 : Name_Id;
   Code_Size                 : Name_Id;
   Data_Concurrency_Protocol : Name_Id;

   ---------------------------------
   -- Thread component properties --
   ---------------------------------

   Dispatch_Offset          : Name_Id;
   Thread_Period            : Name_Id;
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   Thread_Dispatch_Absolute_Time : Name_Id;
   Thread_Cheddar_Dispatch_Absolute_Time : Name_Id;
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   Thread_Deadline          : Name_Id;
   Thread_Dispatch_Protocol : Name_Id;
   Thread_Cheddar_Priority  : Name_Id;
   Thread_Stack_Size        : Name_Id;
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   Activate_Entrypoint    : Name_Id;
   Activate_Entrypoint_Source_Text : Name_Id;
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   Initialize_Entrypoint    : Name_Id;
   Initialize_Entrypoint_Source_Text : Name_Id;
   Recover_Entrypoint    : Name_Id;
   Recover_Entrypoint_Source_Text : Name_Id;

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   POSIX_Scheduling_Policy : Name_Id;
   Cheddar_POSIX_Scheduling_Policy : Name_Id;
   SCHED_FIFO_Name         : Name_Id;
   SCHED_RR_Name           : Name_Id;
   SCHED_Others_Name       : Name_Id;

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   ----------------------------------
   -- Process component properties --
   ----------------------------------

   Port_Number             : Name_Id;
   Process_Id              : Name_Id;
   Processor_Binding       : Name_Id;
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   Function_Binding        : Name_Id;
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   Memory_Binding          : Name_Id;
   Process_Channel_Address : Name_Id;

   Scheduling_Protocol                                   : Name_Id;
   PARAMETRIC_PROTOCOL_Name                              : Name_Id;
   EARLIEST_DEADLINE_FIRST_PROTOCOL_Name                 : Name_Id;
   LEAST_LAXITY_FIRST_PROTOCOL_Name                      : Name_Id;
   RATE_MONOTONIC_PROTOCOL_Name                          : Name_Id;
   DEADLINE_MONOTONIC_PROTOCOL_Name                      : Name_Id;
   ROUND_ROBIN_PROTOCOL_Name                             : Name_Id;
   TIME_SHARING_BASED_ON_WAIT_TIME_PROTOCOL_Name         : Name_Id;
   POSIX_1003_HIGHEST_PRIORITY_FIRST_PROTOCOL_Name       : Name_Id;
   D_OVER_PROTOCOL_Name                                  : Name_Id;
   MAXIMUM_URGENCY_FIRST_BASED_ON_LAXITY_PROTOCOL_Name   : Name_Id;
   MAXIMUM_URGENCY_FIRST_BASED_ON_DEADLINE_PROTOCOL_Name : Name_Id;
   TIME_SHARING_BASED_ON_CPU_USAGE_PROTOCOL_Name         : Name_Id;
   NO_SCHEDULING_PROTOCOL_Name                           : Name_Id;
   HIERARCHICAL_CYCLIC_PROTOCOL_Name                     : Name_Id;
   HIERARCHICAL_ROUND_ROBIN_PROTOCOL_Name                : Name_Id;
   HIERARCHICAL_FIXED_PRIORITY_PROTOCOL_Name             : Name_Id;
   HIERARCHICAL_PARAMETRIC_PROTOCOL_Name                 : Name_Id;

   ---------------------------------
   -- Memory component properties --
   ---------------------------------

   Word_Count              : Name_Id;
   Word_Size               : Name_Id;

   ------------------------------------
   -- Processor component properties --
   ------------------------------------

   Location           : Name_Id;
   Execution_Platform : Name_Id;
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   Scheduler_Quantum : Name_Id;
   Cheddar_Scheduler_Quantum : Name_Id;
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   ---------------------------------
   -- AADL Connections properties --
   ---------------------------------

   Connection_Binding : Name_Id;

   -------------------------------
   -- Bus components properties --
   -------------------------------

   Transport_API : Name_Id;

   ---------------------
   -- Port properties --
   ---------------------

   Queue_Size                 : Name_Id;
   Overflow_Handling_Protocol : Name_Id;
   Overflow_Handling_Protocol_DropOldest_Name : Name_Id;
   Overflow_Handling_Protocol_DropNewest_Name : Name_Id;
   Overflow_Handling_Protocol_Error_Name : Name_Id;
   Port_Urgency               : Name_Id;
   Port_Timing                : Name_Id;
   Port_Timing_Sampled_Name   : Name_Id;
   Port_Timing_Immediate_Name : Name_Id;
   Port_Timing_Delayed_Name   : Name_Id;

   ---------------------------------
   -- System component properties --
   ---------------------------------

   Protocol : Name_Id;

   --  All the Name_Id's below MUST be initialized in the Init
   --  procedure.

   Data_Array_Name     : Name_Id;
   Data_Boolean_Name   : Name_Id;
   Data_Character_Name : Name_Id;
   Data_Enum_Name      : Name_Id;
   Data_Float_Name     : Name_Id;
   Data_Fixed_Name     : Name_Id;
   Data_Integer_Name   : Name_Id;
   Data_String_Name    : Name_Id;
   Data_Struct_Name    : Name_Id;
   Data_Union_Name     : Name_Id;

   Access_Read_Only_Name  : Name_Id;
   Access_Write_Only_Name : Name_Id;
   Access_Read_Write_Name : Name_Id;
   Access_By_Method_Name  : Name_Id;

   Precision_Simple_Name : Name_Id;
   Precision_Double_Name : Name_Id;

   Representation_Signed_Name   : Name_Id;
   Representation_Unsigned_Name : Name_Id;

   Concurrency_NoneSpecified_Name               : Name_Id;
   Concurrency_Read_Only_Name                   : Name_Id;
   Concurrency_Protected_Access_Name            : Name_Id;
   Concurrency_Priority_Ceiling_Name            : Name_Id;
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   Concurrency_Immediate_Priority_Ceiling_Name  : Name_Id;
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   Concurrency_Priority_Ceiling_Protocol_Name   : Name_Id;
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   Concurrency_Priority_Inheritance_Name        : Name_Id;
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   Language_Ada_Name      : Name_Id;
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   Language_Ada_95_Name   : Name_Id;
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   Language_Ada_05_Name   : Name_Id;
   Language_ASN1_Name     : Name_Id;
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   Language_C_Name        : Name_Id;
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   Language_Device_Name   : Name_Id;
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   Language_Esterel_Name  : Name_Id;
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   Language_GUI_Name      : Name_Id;
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   Language_LUA_Name      : Name_Id;
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   Language_Lustre_Name   : Name_Id;
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   Language_Lustre5_Name  : Name_Id;
   Language_Lustre6_Name  : Name_Id;
   Language_Rhapsody_Name : Name_Id;
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   Language_RTDS_Name     : Name_Id;
   Language_RTSJ_Name     : Name_Id;
   Language_Scade_Name    : Name_Id;
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   Language_SCADE6_Name   : Name_Id;
   Language_SDL_Name      : Name_Id;
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   Language_SDL_ObjectGeode_Name : Name_Id;
   Language_SDL_RTDS_Name : Name_Id;
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   Language_Simulink_Name : Name_Id;
   Language_System_C_Name : Name_Id;
   Language_VHDL_Name     : Name_Id;
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   Thread_Periodic_Name   : Name_Id;
   Thread_Aperiodic_Name  : Name_Id;
   Thread_Sporadic_Name   : Name_Id;
   Thread_Hybrid_Name     : Name_Id;
   Thread_Background_Name : Name_Id;

   Time_Ps_Name  : Name_Id;
   Time_Ns_Name  : Name_Id;
   Time_Us_Name  : Name_Id;
   Time_Ms_Name  : Name_Id;
   Time_Sec_Name : Name_Id;
   Time_Min_Name : Name_Id;
   Time_Hr_Name  : Name_Id;

   Size_Bit_Name       : Name_Id;
   Size_Byte_Name      : Name_Id;
   Size_Kilo_Byte_Name : Name_Id;
   Size_Mega_Byte_Name : Name_Id;
   Size_Giga_Byte_Name : Name_Id;
   Size_Tera_Byte_Name : Name_Id;

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   Platform_Native_Name                   : Name_Id;
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   Platform_Bench_Name                    : Name_Id;
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   Platform_Native_Compcert_Name          : Name_Id;
   Platform_LINUX32_Name                  : Name_Id;
   Platform_LINUX32_Xenomai_Native_Name   : Name_Id;
   Platform_LINUX32_Xenomai_Posix_Name    : Name_Id;
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   Platform_LINUX64_Name                  : Name_Id;
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   Platform_NDS_RTEMS_Name                : Name_Id;
   Platform_NDS_RTEMS_POSIX_Name          : Name_Id;
   Platform_Gumstix_RTEMS_Name            : Name_Id;
   Platform_Gumstix_RTEMS_POSIX_Name      : Name_Id;
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   Platform_LEON_RTEMS_Name               : Name_Id;
   Platform_LEON_RTEMS_POSIX_Name         : Name_Id;
   Platform_X86_LINUXTASTE_Name           : Name_Id;
   Platform_X86_RTEMS_Name                : Name_Id;
   Platform_X86_RTEMS_POSIX_Name          : Name_Id;
   Platform_LEON_GNAT_Name                : Name_Id;
   Platform_LEON_ORK_Name                 : Name_Id;
   Platform_LEON3_XM3_Name                : Name_Id;
   Platform_LEON3_Xtratum_Name            : Name_Id;
   Platform_ERC32_ORK_Name                : Name_Id;
   Platform_ARM_DSLINUX_Name              : Name_Id;
   Platform_ARM_N770_Name                 : Name_Id;
   Platform_MARTE_OS_Name                 : Name_Id;
   Platform_Vxworks_Name                  : Name_Id;
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   Transport_BSD_Sockets_Name  : Name_Id;
   Transport_SpaceWire_Name    : Name_Id;

   Protocol_IIOP_Name : Name_Id;
   Protocol_DIOP_Name : Name_Id;

   Provided_Virtual_Bus_Class       : Name_Id;
   Allowed_Connection_Binding_Class : Name_Id;
   Compute_Execution_Time           : Name_Id;
   Compute_Deadline                 : Name_Id;

   --------------------
   -- SEI properties --
   --------------------

   SEI_Wait_For_All_Events          : Name_Id;
   SEI_Stream_Miss_Rate             : Name_Id;

   ----------------------
   -- Scade properties --
   ----------------------

   Scade_Signal_Name                : Name_Id;

   --------------------
   -- POK properties --
   --------------------

   POK_Arch_x86_Name                : Name_Id;
   POK_BSP_x86_qemu_Name            : Name_Id;
   POK_Arch_Sparc_Name              : Name_Id;
   POK_BSP_Leon_Name                : Name_Id;
   POK_Arch_ppc_Name                : Name_Id;
   POK_BSP_prep_Name                : Name_Id;
   POK_Needed_Memory_Size           : Name_Id;
   POK_BSP                          : Name_Id;
   POK_Arch                         : Name_Id;
   POK_Source_Location              : Name_Id;
   POK_Timeslice                    : Name_Id;
   POK_Security_Level               : Name_Id;
   POK_Mils_Verified                : Name_Id;
   POK_Refresh_Time                 : Name_Id;
   POK_Scheduler                    : Name_Id;
   POK_Scheduler_RMS_Name           : Name_Id;
   POK_Scheduler_EDF_Name           : Name_Id;
   POK_Scheduler_RR_Name            : Name_Id;
   POK_Scheduler_LLF_Name           : Name_Id;
   POK_Scheduler_Static_Name        : Name_Id;
   POK_Slots                        : Name_Id;
   POK_Slots_Allocation             : Name_Id;
   POK_Major_Frame                  : Name_Id;

   POK_Recovery_Errors                 : Name_Id;
   POK_Recovery_Error_Deadline         : Name_Id;
   POK_Recovery_Error_Application      : Name_Id;
   POK_Recovery_Error_Numeric          : Name_Id;
   POK_Recovery_Error_Request          : Name_Id;
   POK_Recovery_Error_Stack            : Name_Id;
   POK_Recovery_Error_Memory           : Name_Id;
   POK_Recovery_Error_Hardware         : Name_Id;
   POK_Recovery_Error_Power            : Name_Id;
   POK_Recovery_Error_Partition_Conf   : Name_Id;
   POK_Recovery_Error_Partition_Init   : Name_Id;
   POK_Recovery_Error_Partition_Sched  : Name_Id;
   POK_Recovery_Error_Partition_Proc   : Name_Id;
   POK_Recovery_Error_Kernel_Init      : Name_Id;
   POK_Recovery_Error_Kernel_Sched     : Name_Id;
   POK_Recovery_Actions                            : Name_Id;
   POK_Recovery_Action_Ignore                      : Name_Id;
   POK_Recovery_Action_Confirm                     : Name_Id;
   POK_Recovery_Action_Thread_Restart              : Name_Id;
   POK_Recovery_Action_Thread_Stop_And_Start_Other : Name_Id;
   POK_Recovery_Action_Thread_Stop                 : Name_Id;
   POK_Recovery_Action_Partition_Restart           : Name_Id;
   POK_Recovery_Action_Partition_Stop              : Name_Id;
   POK_Recovery_Action_Kernel_Stop                 : Name_Id;
   POK_Recovery_Action_Kernel_Restart              : Name_Id;
   POK_Recovery_Action_Nothing                     : Name_Id;

   -------------------------
   -- ARINC653 properties --
   -------------------------

   ARINC653_Module_Major_Frame               : Name_Id;
   ARINC653_Partition_Slots                  : Name_Id;
   ARINC653_Slots_Allocation                 : Name_Id;
   ARINC653_Sampling_Refresh_Period          : Name_Id;
   ARINC653_Timeout                          : Name_Id;
   ARINC653_Queuing_Discipline_Name          : Name_Id;
   ARINC653_Queuing_Discipline_Fifo_Name     : Name_Id;
   ARINC653_Queuing_Discipline_Priority_Name : Name_Id;
   ARINC653_Access_Type_Name                 : Name_Id;
   ARINC653_Access_Type_Read_Name            : Name_Id;
   ARINC653_Access_Type_Write_Name           : Name_Id;
   ARINC653_Access_Type_Read_Write_Name      : Name_Id;
   ARINC653_Memory_Kind_Name                 : Name_Id;
   ARINC653_Memory_Kind_Code_Name            : Name_Id;
   ARINC653_Memory_Kind_Data_Name            : Name_Id;

   ARINC653_Actions_Name                              : Name_Id;
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   ARINC653_Module_Recovery_Actions_Name              : Name_Id;
   ARINC653_Partition_Recovery_Actions_Name           : Name_Id;
   ARINC653_Process_Recovery_Actions_Name             : Name_Id;
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   ARINC653_Action_Ignore_Name                        : Name_Id;
   ARINC653_Action_Confirm_Name                       : Name_Id;
   ARINC653_Action_Partition_Stop_Name                : Name_Id;
   ARINC653_Action_Module_Stop_Name                   : Name_Id;
   ARINC653_Action_Process_Stop_Name                  : Name_Id;
   ARINC653_Action_Process_Stop_And_Start_Other_Name  : Name_Id;
   ARINC653_Action_Process_Restart_Name               : Name_Id;
   ARINC653_Action_Partition_Restart_Name             : Name_Id;
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   ARINC653_Action_Cold_Restart_Name                  : Name_Id;
   ARINC653_Action_Warm_Restart_Name                  : Name_Id;
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   ARINC653_Action_Module_Restart_Name                : Name_Id;
   ARINC653_Action_Nothing_Name                       : Name_Id;
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   ARINC653_Action_Reset_Name                         : Name_Id;
   ARINC653_Action_Stop_Name                          : Name_Id;
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   ARINC653_Errors_Name                      : Name_Id;
   ARINC653_Error_Module_Init_Name           : Name_Id;
   ARINC653_Error_Module_Config_Name         : Name_Id;
   ARINC653_Error_Module_Scheduling_Name     : Name_Id;
   ARINC653_Error_Partition_Config_Name      : Name_Id;
   ARINC653_Error_Partition_Init_Name        : Name_Id;
   ARINC653_Error_Partition_Scheduling_Name  : Name_Id;
   ARINC653_Error_Partition_Handler_Name     : Name_Id;
   ARINC653_Error_Deadline_Miss_Name         : Name_Id;
   ARINC653_Error_Application_Name           : Name_Id;
   ARINC653_Error_Numeric_Name               : Name_Id;
   ARINC653_Error_Invalid_Request_Name       : Name_Id;
   ARINC653_Error_Stack_Overflow_Name        : Name_Id;
   ARINC653_Error_Memory_Violation_Name      : Name_Id;
   ARINC653_Error_Hardware_Fault_Name        : Name_Id;
   ARINC653_Error_Power_Fail_Name            : Name_Id;

   function Get_Size_Property_Value
     (C             : Node_Id;
      Property_Name : Name_Id)
     return Size_Type;
   --  Code factorization between thread and data interrogators

   function Convert_Value_To_Time_Type (V : Node_Id) return Time_Type;

   function Get_Compute_Entrypoint
     (E       : Node_Id;
      In_Mode : Name_Id := No_Name)
     return Name_Id;
   function Get_Compute_Entrypoint
     (E       : Node_Id;
      In_Mode : Name_Id := No_Name)
     return Node_Id;
   --  Code factorization between thread and port interrogators
   --  Note that in case of call sequence reference,
   --  it will return the call sequence's single (by construction)
   --  subprogram call

   function Is_Defined_Entrypoint_Property
     (E       : Node_Id;
      In_Mode : Name_Id := No_Name)
     return Boolean;

   function Get_Time_Property_Value
     (E             : Node_Id;
      Property_Name : Name_Id)
     return Time_Type;
   --  Return the value of the property "Property_Name" whose AADL
   --  type is Time.

   function Get_Priority (E : Node_Id) return Unsigned_Long_Long;
   --  Code factorization between thread and data components

   -----------------------------
   -- Get_Size_Property_Value --
   -----------------------------

   function Get_Size_Property_Value
     (C             : Node_Id;
      Property_Name : Name_Id)
     return Size_Type
   is
      V      : Node_Id;
      U      : Node_Id;
      Result : Size_Type;
      N      : Name_Id;
   begin
      if Is_Defined_Integer_Property (C, Property_Name) then
         V := Get_Value_Of_Property_Association (C, Property_Name);

         if Present (V)
           and then Present (Unit_Identifier (V))
         then
            U := Unit_Identifier (V);

            --  Get the size

            Result.S := Get_Integer_Property (C, Property_Name);

            --  Convert the value to its unit

            N := ATN.Name (U);

            if N = Size_Bit_Name then
               Result.U := Bit;
            elsif N = Size_Byte_Name then
               Result.U := Byte;
            elsif N = Size_Kilo_Byte_Name then
               Result.U := Kilo_Byte;
            elsif N = Size_Mega_Byte_Name then
               Result.U := Mega_Byte;
            elsif N = Size_Giga_Byte_Name then
               Result.U := Giga_Byte;
            elsif N = Size_Tera_Byte_Name then
               Result.U := Tera_Byte;
            else
               Display_Located_Error
                 (AIN.Loc (U),
                  "Wrong unit",
                  Fatal => True);
               return ((0, Bit));
            end if;

            return Result;
         else
            Display_Located_Error
              (AIN.Loc (U),
               "A size without unit",
               Fatal => True);
            return ((0, Bit));
         end if;
      else
561
         return Null_Size;
562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251
      end if;
   end Get_Size_Property_Value;

   ----------------------------
   -- Get_Compute_Entrypoint --
   ----------------------------

   function Get_Compute_Entrypoint
     (E       : Node_Id;
      In_Mode : Name_Id := No_Name)
     return Name_Id
   is
   begin
      if Is_Defined_String_Property
        (E, Compute_Entrypoint_Source_Text_Name, In_Mode) then
         return Get_String_Property
           (E, Compute_Entrypoint_Source_Text_Name, In_Mode);
      end if;

      return No_Name;
   end Get_Compute_Entrypoint;

   ----------------------------
   -- Get_Compute_Entrypoint --
   ----------------------------

   function Get_Compute_Entrypoint
     (E       : Node_Id;
      In_Mode : Name_Id := No_Name)
     return Node_Id
   is
   begin
      if Kind (E) = K_Port_Spec_Instance and then not AIN.Is_In (E) then
         Display_Located_Error
           (AIN.Loc (E),
            "Compute entrypoint cannot be specified for OUT-only ports",
            Fatal => True);
      end if;

      if Is_Defined_String_Property
        (E, Compute_Entrypoint_Source_Text_Name, In_Mode) then
         return Get_Property_Association
           (E, Compute_Entrypoint_Source_Text_Name, In_Mode);
      elsif Is_Defined_Reference_Property
        (E, Compute_Entrypoint_Call_Sequence, In_Mode) then
         return Get_Property_Association
           (E, Compute_Entrypoint_Call_Sequence, In_Mode);
      elsif Is_Defined_Property
         (E, Compute_Entrypoint_Name, In_Mode) then
         return Get_Classifier_Property
            (E, Compute_Entrypoint_Name, In_Mode);
      else
         return No_Node;
      end if;

   end Get_Compute_Entrypoint;

   ------------------------------------
   -- Is_Defined_Entrypoint_Property --
   ------------------------------------

   function Is_Defined_Entrypoint_Property
     (E       : Node_Id;
      In_Mode : Name_Id := No_Name)
     return Boolean
   is
   begin
      if Is_Defined_String_Property
        (E, Compute_Entrypoint_Source_Text_Name, In_Mode) then
         return True;

      elsif Is_Defined_Reference_Property
        (E, Compute_Entrypoint_Call_Sequence, In_Mode) then
         return True;

      else
         return False;
      end if;
   end Is_Defined_Entrypoint_Property;

   -------------------
   -- Get_Base_Type --
   -------------------

   function Get_Base_Type (D : Node_Id) return List_Id is
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_List_Property (D, Base_Type) then
         return Get_List_Property (D, Base_Type);
      else
         return No_List;
      end if;
   end Get_Base_Type;

   ------------------
   -- Get_Code_Set --
   ------------------

   function Get_Code_Set (D : Node_Id) return Unsigned_Long_Long is
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_Integer_Property (D, Code_Set) then
         return Get_Integer_Property (D, Code_Set);
      else
         return 0;
      end if;
   end Get_Code_Set;

   ---------------------
   -- Get_Data_Digits --
   ---------------------

   function Get_Data_Digits (D : Node_Id) return Unsigned_Long_Long is
   begin
      pragma Assert (Get_Data_Representation (D) = Data_Fixed);

      if Is_Defined_Integer_Property (D, Data_Digits) then
         return Get_Integer_Property (D, Data_Digits);
      else
         return 0;
      end if;
   end Get_Data_Digits;

   --------------------
   -- Get_Data_Scale --
   --------------------

   function Get_Data_Scale (D : Node_Id) return Unsigned_Long_Long is
   begin
      pragma Assert (Get_Data_Representation (D) = Data_Fixed);

      if Is_Defined_Integer_Property (D, Data_Scale) then
         return Get_Integer_Property (D, Data_Scale);
      else
         return 0;
      end if;
   end Get_Data_Scale;

   -----------------------------
   -- Get_Data_Representation --
   -----------------------------

   function Get_Data_Representation
     (D : Node_Id) return Supported_Data_Representation
   is
      F      : Node_Id;
      T_Name : Name_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_Enumeration_Property (D, Data_Representation) then
         T_Name := Get_Enumeration_Property (D, Data_Representation);

         --  Although Name_Id is a scalar type, we cannot use a switch
         --  case since the <..>_Name global variables are not (and
         --  cannot be) static.

         if T_Name = Data_Array_Name then
            if not Is_Defined_List_Property (D, Dimension) then
               Display_Located_Error
                 (ATN.Loc (D),
                  "Array types must have one or more dimensions",
                  Fatal => True);
            end if;

            if ATNU.Length (Get_Base_Type (D)) /= 1 then
               Display_Located_Error
                 (ATN.Loc (D),
                  "Array types must have an element type",
                  Fatal => True);
            end if;

            return Data_Array;

         elsif T_Name = Data_Boolean_Name then
            return Data_Boolean;

         elsif T_Name = Data_Character_Name then
            if Get_Code_Set (D) = 16#0# or else Get_Code_Set (D) = 16#1# then
               --  PCS: Portable Character Set
               return Data_Character;
            else
               return Data_Wide_Character;
            end if;

         elsif T_Name = Data_Enum_Name then
            if Get_Enumerators (D)'Length = 0 then
               Display_Located_Error
                 (ATN.Loc (D),
                  "Enumeration type must be assigned an enumerator list",
                  Fatal => True);
            end if;

            return Data_Enum;

         elsif T_Name = Data_Float_Name then
            return Data_Float;

         elsif T_Name = Data_Fixed_Name then
            return Data_Fixed;

         elsif T_Name = Data_Integer_Name then
            return Data_Integer;

         elsif T_Name = Data_String_Name then
            if not Is_Defined_List_Property (D, Dimension) then
               Display_Located_Error
                 (ATN.Loc (D),
                  "String types must have a maximum length",
                  Fatal => True);
            end if;

            if Get_Code_Set (D) = 16#0# or else Get_Code_Set (D) = 16#1# then
               --  PCS: Portable Character Set
               return Data_String;
            else
               return Data_Wide_String;
            end if;

         elsif T_Name = Data_Struct_Name then
            declare
               Fields : constant Name_Array := Get_Element_Names (D);
               Types  : constant List_Id    := Get_Base_Type (D);
            begin
               --  Some trivial case elimination and coherency checking

               if Fields'Length /= ATNU.Length (Types) then
                  Display_Located_Error
                    (AIN.Loc (D),
                     "The number of elements and their corresponding"
                     & " types ar fifferent in this data structure",
                     Fatal => True);
               elsif Fields'Length = 0
                 and then Is_Empty (AIN.Subcomponents (D))
               then
                  Display_Located_Error
                    (AIN.Loc (D),
                     "Data structures must be defined using the"
                     & " subcomponents or the Base_Type/Element_Names"
                     & " properties.",
                     Fatal => True);
               end if;

               if Is_Empty (AIN.Features (D)) then
                  return Data_Struct;
               else
                  --  Check whether it is a protected type

                  F := AIN.First_Node (AIN.Features (D));

                  while Present (F) loop
                     if Kind (F) /= K_Subprogram_Spec_Instance
                       and then Kind (F) /= K_Subcomponent_Access_Instance
                     then
                        Display_Located_Error
                          (AIN.Loc (F),
                           "Unsupported feature kind for data type",
                           Fatal => True);
                     end if;

                     F := AIN.Next_Node (F);
                  end loop;

                  return Data_With_Accessors;
               end if;
            end;

         elsif T_Name = Data_Union_Name then
            return Data_Union;
         else
            Display_Located_Error
              (AIN.Loc (D),
               "Unknown data type",
               Fatal => True);
            return Data_None;
         end if;
      else
         return Data_None;
      end if;
   end Get_Data_Representation;

   -------------------
   -- Get_Dimension --
   -------------------

   function Get_Dimension (D : Node_Id) return ULL_Array is
      D_List : List_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_List_Property (D, Dimension) then
         D_List := Get_List_Property (D, Dimension);

         declare
            use Ocarina.AADL_Values;

            L   : constant Nat := Nat (ATNU.Length (D_List));
            Res : ULL_Array (1 .. L);
            N   : Node_Id;
         begin
            N := ATN.First_Node (D_List);

            for J in Res'Range loop
               Res (J) := Value (Value (Number_Value (N))).IVal;
               N := ATN.Next_Node (N);
            end loop;

            return Res;
         end;
      else
         return Empty_ULL_Array;
      end if;
   end Get_Dimension;

   -----------------------
   -- Get_Element_Names --
   -----------------------

   function Get_Element_Names (D : Node_Id) return Name_Array is
      N_List : List_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_List_Property (D, Element_Names) then
         N_List := Get_List_Property (D, Element_Names);

         declare
            use Ocarina.AADL_Values;

            L   : constant Nat := Nat (ATNU.Length (N_List));
            Res : Name_Array (1 .. L);
            N   : Node_Id;
         begin
            N := ATN.First_Node (N_List);

            for J in Res'Range loop
               Res (J) := Value (Value (N)).SVal;
               N := ATN.Next_Node (N);
            end loop;

            return Res;
         end;
      else
         return Empty_Name_Array;
      end if;
   end Get_Element_Names;

   ---------------------
   -- Get_Enumerators --
   ---------------------

   function Get_Enumerators (D : Node_Id) return Name_Array is
      E_List : List_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_List_Property (D, Enumerators) then
         E_List := Get_List_Property (D, Enumerators);

         declare
            use Ocarina.AADL_Values;

            L   : constant Nat := Nat (ATNU.Length (E_List));
            Res : Name_Array (1 .. L);
            N   : Node_Id;
         begin
            N := ATN.First_Node (E_List);

            for J in Res'Range loop
               Res (J) := Value (Value (N)).SVal;
               N := ATN.Next_Node (N);
            end loop;

            return Res;
         end;
      else
         return Empty_Name_Array;
      end if;
   end Get_Enumerators;

   ---------------------------
   -- Get_IEEE754_Precision --
   ---------------------------

   function Get_IEEE754_Precision
     (D : Node_Id)
     return Supported_IEEE754_Precision
   is
      P_Name : Name_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_Enumeration_Property (D, IEEE754_Precision) then
         P_Name := Get_Enumeration_Property (D, IEEE754_Precision);

         if P_Name = Precision_Simple_Name then
            return Precision_Simple;
         elsif P_Name = Precision_Double_Name then
            return Precision_Double;
         else
            Display_Located_Error
              (AIN.Loc (D),
               "Unknown floating point precision",
               Fatal => True);
            return Precision_None;
         end if;
      else
         return Precision_None;
      end if;
   end Get_IEEE754_Precision;

   -----------------------
   -- Get_Initial_Value --
   -----------------------

   function Get_Initial_Value (D : Node_Id) return Name_Array is
      I_List : List_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_List_Property (D, Initial_Value) then
         I_List := Get_List_Property (D, Initial_Value);

         declare
            use Ocarina.AADL_Values;

            L   : constant Nat := Nat (Length (I_List));
            Res : Name_Array (1 .. L);
            N   : Node_Id;
         begin
            N := AIN.First_Node (I_List);

            for J in Res'Range loop
               Res (J) := Value (Value (N)).SVal;
               N := AIN.Next_Node (N);
            end loop;

            return Res;
         end;
      else
         return Empty_Name_Array;
      end if;
   end Get_Initial_Value;

   -----------------------
   -- Get_Integer_Range --
   -----------------------

   function Get_Integer_Range (D : Node_Id) return LL_Array is
      R_List  : List_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_List_Property (D, Integer_Range) then
         R_List := Get_List_Property (D, Integer_Range);

         declare
            use Ocarina.AADL_Values;

            L   : constant Nat := Nat (Length (R_List));
            Res : LL_Array (1 .. L);
            N   : Node_Id;
         begin
            N := AIN.First_Node (R_List);

            for J in Res'Range loop
               if Value (Value (N)).ISign then
                  Res (J) := -Long_Long (Value (Value (N)).IVal);
               else
                  Res (J) := Long_Long (Value (Value (N)).IVal);
               end if;

               N := AIN.Next_Node (N);
            end loop;

            return Res;
         end;
      else
         return Empty_LL_Array;
      end if;
   end Get_Integer_Range;

   -------------------------
   -- Get_Mesurement_Unit --
   -------------------------

   function Get_Mesurement_Unit (D : Node_Id) return Name_Id is
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_String_Property (D, Measurement_Unit) then
         return Get_String_Property (D, Measurement_Unit);
      else
         return No_Name;
      end if;
   end Get_Mesurement_Unit;

   -------------------------------
   -- Get_Number_Representation --
   -------------------------------

   function Get_Number_Representation
     (D : Node_Id) return Supported_Number_Representation
   is
      R_Name : Name_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_Enumeration_Property (D, Number_Representation) then
         R_Name := Get_Enumeration_Property (D, Number_Representation);

         if R_Name = Representation_Signed_Name then
            return Representation_Signed;
         elsif R_Name = Representation_Unsigned_Name then
            return Representation_Unsigned;
         else
            Display_Located_Error
              (AIN.Loc (D),
               "Unknown floating point representation",
               Fatal => True);
            return Representation_None;
         end if;
      else
         return Representation_None;
      end if;
   end Get_Number_Representation;

   --------------------
   -- Get_Real_Range --
   --------------------

   function Get_Real_Range (D : Node_Id) return LD_Array is
      R_List : List_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_List_Property (D, Real_Range) then
         R_List := Get_List_Property (D, Real_Range);

         declare
            use Ocarina.AADL_Values;

            L   : constant Nat := Nat (Length (R_List));
            Res : LD_Array (1 .. L);
            N   : Node_Id;
         begin
            N := AIN.First_Node (R_List);

            for J in Res'Range loop
               if Value (Value (N)).RSign then
                  Res (J) := -Long_Double (Value (Value (N)).RVal);
               else
                  Res (J) := Long_Double (Value (Value (N)).RVal);
               end if;

               N := AIN.Next_Node (N);
            end loop;

            return Res;
         end;
      else
         return Empty_LD_Array;
      end if;
   end Get_Real_Range;

   -------------------
   -- Get_Data_Size --
   -------------------

   function Get_Data_Size (D : Node_Id) return Size_Type is
   begin
      pragma Assert (AINU.Is_Data (D) or else AINU.Is_Process (D));

      return (Get_Size_Property_Value (D, Data_Size));
   end Get_Data_Size;

   -------------------
   -- Get_Code_Size --
   -------------------

   function Get_Code_Size (E : Node_Id) return Size_Type is
   begin
      return (Get_Size_Property_Value (E, Code_Size));
   end Get_Code_Size;

   ------------------------------------
   -- Get_Overflow_Handling_Protocol --
   ------------------------------------

   function Get_Overflow_Handling_Protocol
     (P : Node_Id) return Supported_Overflow_Handling_Protocol
   is
      OHP_Name : Name_Id;
   begin
      if Is_Defined_Enumeration_Property (P, Overflow_Handling_Protocol) then
         OHP_Name := Get_Enumeration_Property (P, Overflow_Handling_Protocol);

         if OHP_Name = Overflow_Handling_Protocol_DropOldest_Name then
            return Overflow_Handling_Protocol_DropOldest;
         elsif OHP_Name = Overflow_Handling_Protocol_DropNewest_Name then
            return Overflow_Handling_Protocol_DropNewest;
         elsif OHP_Name = Overflow_Handling_Protocol_Error_Name then
            return Overflow_Handling_Protocol_Error;
         else
            Display_Located_Error
              (AIN.Loc (P),
               "Unknown port overflow handling protocol name",
               Fatal => True);
            return Overflow_Handling_Protocol_DropOldest;
         end if;
      else
         return Overflow_Handling_Protocol_DropOldest;
      end if;
   end Get_Overflow_Handling_Protocol;

   ----------------------------------------
   -- Get_Priority_Celing_Of_Data_Access --
   ----------------------------------------

   function Get_Priority_Celing_Of_Data_Access
     (D : Node_Id)
     return Unsigned_Long_Long
   is
      Prio : Unsigned_Long_Long;
   begin
      pragma Assert (AINU.Is_Data (D));

      Prio := Get_Priority (D);

      if Prio /= 0 and then
        Get_Concurrency_Protocol (D) /= Concurrency_Priority_Ceiling
      then
         Display_Located_Error
           (AIN.Loc (D),
            "Inconsistent definition of data types: should define "
            & "Concurrency_Control_Protocol to "
            & "Concurrency_Priority_Ceiling",
            Fatal => True);
      end if;

      return Prio;
   end Get_Priority_Celing_Of_Data_Access;

   ------------------------------
   -- Get_Provided_Data_Access --
   ------------------------------

   function Get_Provided_Data_Access
     (D : Node_Id)
     return Supported_Data_Access
   is
      T_Name : Name_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_Enumeration_Property (D, Data_Provided_Access) then
         T_Name := Get_Enumeration_Property (D, Data_Provided_Access);

         if T_Name = Access_Read_Only_Name then
            return Access_Read_Only;
         elsif T_Name = Access_Write_Only_Name then
            return Access_Write_Only;
         elsif T_Name = Access_Read_Write_Name then
            return Access_Read_Write;
         elsif T_Name = Access_By_Method_Name then
            return Access_By_Method;
         else
            Display_Located_Error
              (AIN.Loc (D),
               "Unknown access type",
               Fatal => True);
            return Access_None;
         end if;
      else
         return Access_None;
      end if;
   end Get_Provided_Data_Access;

   ------------------------------
   -- Get_Required_Data_Access --
   ------------------------------

   function Get_Required_Data_Access
     (D : Node_Id)
     return Supported_Data_Access
   is
      pragma Assert (AINU.Is_Data (D));

1252 1253
      T_Name : Name_Id;
   begin
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      if Is_Defined_Enumeration_Property (D, Data_Required_Access) then
         T_Name := Get_Enumeration_Property (D, Data_Required_Access);

         if T_Name = Access_Read_Only_Name then
            return Access_Read_Only;
         elsif T_Name = Access_Write_Only_Name then
            return Access_Write_Only;
         elsif T_Name = Access_Read_Write_Name then
            return Access_Read_Write;
         elsif T_Name = Access_By_Method_Name then
            return Access_By_Method;
         else
            Display_Located_Error
              (AIN.Loc (D),
               "Unknown access type",
               Fatal => True);
            return Access_None;
         end if;
      else
         return Access_None;
      end if;
   end Get_Required_Data_Access;

   ------------------------------
   -- Get_Concurrency_Protocol --
   ------------------------------

   function Get_Concurrency_Protocol
     (D : Node_Id)
     return Supported_Concurrency_Control_Protocol
   is
      C_Name : Name_Id;
   begin
      pragma Assert (AINU.Is_Data (D));

      if Is_Defined_Enumeration_Property (D, Data_Concurrency_Protocol) then
         C_Name := Get_Enumeration_Property (D, Data_Concurrency_Protocol);

         if C_Name = Concurrency_NoneSpecified_Name then
            return Concurrency_NoneSpecified;

         elsif C_Name = Concurrency_Read_Only_Name then
            return Concurrency_Read_Only;

         elsif C_Name = Concurrency_Protected_Access_Name then

            return Concurrency_Protected_Access;

         elsif C_Name = Concurrency_Priority_Ceiling_Name then

            return Concurrency_Priority_Ceiling;

         elsif C_Name = Concurrency_Priority_Ceiling_Protocol_Name then

            return Concurrency_Priority_Ceiling;

1310 1311 1312 1313 1314 1315 1316 1317 1318 1319
         elsif C_Name = Concurrency_Priority_Inheritance_Name then

            return Concurrency_Priority_Inheritance;

         elsif C_Name =
            Concurrency_Immediate_Priority_Ceiling_Name
         then

            return Concurrency_Immediate_Priority_Ceiling;

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         else
            Display_Located_Error
              (AIN.Loc (D),
               "Unknown concurrency protocol",
               Fatal => True);
            return Concurrency_NoneSpecified;
         end if;
      else
         return Concurrency_NoneSpecified;
      end if;
   end Get_Concurrency_Protocol;

   -------------------------
   -- Get_Source_Language --
   -------------------------

   function Get_Source_Language
     (E : Node_Id)
     return Supported_Source_Language
   is
      Source_L : Name_Id;
   begin
      if Is_Defined_Enumeration_Property (E, Source_Language) then
         Source_L := Get_Enumeration_Property (E, Source_Language);

         if Source_L = Language_Ada_95_Name
           or else Source_L = Language_Ada_Name
           or else Source_L = Language_Ada_05_Name
         then
            --  All instances of Ada are aliased to Ada_95
            return Language_Ada_95;

         elsif Source_L = Language_ASN1_Name then
            return Language_ASN1;

1355 1356 1357
         elsif Source_L = Language_Device_Name then
            return Language_Device;

1358 1359 1360 1361 1362 1363 1364 1365 1366 1367
         elsif Source_L = Language_Lustre_Name
           or else Source_L = Language_Lustre5_Name
           or else Source_L = Language_Lustre6_Name
           or else Source_L = Language_SCADE6_Name
         then
            return Language_Lustre;

         elsif Source_L = Language_Esterel_Name then
            return Language_Esterel;

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         elsif Source_L = Language_SDL_Name
           or else Source_L = Language_SDL_ObjectGeode_Name
         then
1371 1372
            return Language_SDL;

1373 1374 1375 1376
         elsif Source_L = Language_RTDS_Name
           or else Source_L = Language_SDL_RTDS_Name
         then
            return Language_SDL_RTDS;
1377

1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392
         elsif Source_L = Language_C_Name then
            return Language_C;

         elsif Source_L = Language_RTSJ_Name then
            return Language_RTSJ;

         elsif Source_L = Language_Simulink_Name then
            return Language_Simulink;

         elsif Source_L = Language_Scade_Name then
            return Language_Scade;

         elsif Source_L = Language_Rhapsody_Name then
            return Language_Rhapsody;

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         elsif Source_L = Language_System_C_Name then
            return Language_System_C;

         elsif Source_L = Language_VHDL_Name then
            return Language_VHDL;

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         elsif Source_L = Language_GUI_Name then
            return Language_GUI;

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         elsif Source_L = Language_LUA_Name then
            return Language_LUA;

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         else
            Display_Located_Error
              (AIN.Loc (E),
               "Unknown source language",
               Fatal => True);
            return Language_None;
         end if;
      else
         return Language_None;
      end if;
   end Get_Source_Language;

   -------------------------
   -- Get_Subprogram_Kind --
   -------------------------

   function Get_Subprogram_Kind
     (S : Node_Id)
     return Supported_Subprogram_Kind
   is
      Language   : constant Supported_Source_Language :=
        Get_Source_Language (S);
      Src_Name   : constant Name_Id := Get_Source_Name (S);
      T_Src_Name : constant Name_Id := Get_Transfo_Source_Name (S);
      Src_Files  : constant Name_Array := Get_Source_Text (S);
   begin
      case Language is
         when Language_Ada_95 =>
            if Src_Name /= No_Name or else Src_Files'Length > 0 then
               if not Is_Empty (AIN.Calls (S)) and then
                 not Is_Empty (AIN.Subprogram_Calls
                                 (AIN.First_Node (AIN.Calls (S))))
               then
                  --  A subprogram having Ada 95 as implementation
                  --  language, an implementation name and a *non
                  --  null* call sequence list is a hybrid Ada 95
                  --  subprogram.

                  return Subprogram_Hybrid_Ada_95;
               else
                  --  A subprogram having Ada 95 as implementation
                  --  language, an implementation name and a *null*
                  --  call sequence list is an opaque Ada 95
                  --  subprogram.

                  return Subprogram_Opaque_Ada_95;
               end if;
            elsif T_Src_Name /= No_Name then

               return Subprogram_Opaque_Ada_95_Transfo;
            else
               --  A subprogram having Ada 95 as implementation
               --  language and a null source name and source text is
               --  a wrong built subprogram.

               return Subprogram_Unknown;
            end if;

         when Language_Lustre =>
            if not Is_Empty (AIN.Calls (S))
              and then not Is_Empty (AIN.Subprogram_Calls
                                       (AIN.First_Node (AIN.Calls (S))))
            then
               --  A subprogram having Lustre as implementation
               --  language, an implementation name and a *non
               --  null* call sequence list is not supported yet.

               return Subprogram_Unknown;
            else
               --  A subprogram having Lustre as implementation
               --  language, an implementation name and a *null*
               --  call sequence list is a Lustre Subprogram.
               --  Lustre subprogram are implemented in a
               --  different way in the backends. In PolyORB-HI-Ada
               --  it was used with ASN1 in the IST-ASSERT
               --  process. In POK, we generate glue code
               --  to call Lustre application code.

               return Subprogram_Lustre;
            end if;

         when Language_Esterel =>
            return Subprogram_Esterel;

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         when Language_Lua =>
            return Subprogram_Lua;

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         when Language_ASN1 =>
            --  A subprogram having ASN1 as implementation
            --  language is not supported.

            return Subprogram_Unknown;

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         when Language_Device =>
            --  A subprogram having Device as implementation
            --  language is not supported.

            return Subprogram_Unknown;

1504
         when Language_SDL
1505
           | Language_SDL_RTDS
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           | Language_System_C
           | Language_VHDL =>
            --  A subprogram having this language as implementation
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            --  language is not supported.

            return Subprogram_Unknown;

         when Language_C =>
            if Src_Name /= No_Name or else Src_Files'Length > 0 then
               if not Is_Empty (AIN.Calls (S)) and then
                 not Is_Empty (AIN.Subprogram_Calls
                                 (AIN.First_Node (AIN.Calls (S))))
               then
                  --  A subprogram having C as implementation
                  --  language, an implementation name and a *non
                  --  null* call sequence list is not supported yet.

                  return Subprogram_Unknown;
               else
                  --  A subprogram having C as implementation
                  --  language, an implementation name and a *null*
                  --  call sequence list is an opaque C subprogram.

                  return Subprogram_Opaque_C;
               end if;
            else
               --  A subprogram having C as implementation language
               --  and a null source name and a null source text is a
               --  wrong built subprogram.

1536
               return Subprogram_Opaque_C;
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            end if;

         when Language_RTSJ =>
            if Src_Name /= No_Name or else Src_Files'Length > 0 then
               if not Is_Empty (AIN.Calls (S)) and then
                 not Is_Empty (AIN.Subprogram_Calls
                                 (AIN.First_Node (AIN.Calls (S))))
               then
                  --  A subprogram having RTSJ as implementation
                  --  language, an implementation name and a *non
                  --  null* call sequence list is not supported yet.

                  return Subprogram_Unknown;
               else
                  --  A subprogram having RTSJ as implementation
                  --  language, an implementation name and a *null*
                  --  call sequence list is an opaque RTSJ subprogram

                  return Subprogram_Opaque_RTSJ;
               end if;
            else
               --  A subprogram having RTSJ as implementation language
               --  and a null source name and a null source text is a
               --  wrong built subprogram.

               return Subprogram_Unknown;
            end if;

         when Language_Simulink =>
            return Subprogram_Simulink;

         when Language_Scade =>
            return Subprogram_Scade;

         when Language_None =>
            if Src_Name /= No_Name or else Src_Files'Length > 0 then
               --  A subprogram having no implementation source
               --  language but a non null source name or an non null
               --  source text is a wrong built subprogram.

               return Subprogram_Unknown;
            else
               if not Is_Empty (AIN.Calls (S)) and then
                 not Is_Empty (AIN.Subprogram_Calls
                                 (AIN.First_Node (AIN.Calls (S))))
               then
                  --  A subprogram having no implementation language,
                  --  no implementation name and a pure call sequence
                  --  subprogram. However the length of its call
                  --  sequence has to be exactly 1.

                  if Length (AIN.Calls (S)) = 1 then
                     return Subprogram_Pure_Call_Sequence;
                  else
                     return Subprogram_Unknown;
                  end if;
               else
                  --  A subprogram having no implementation language
                  --  and a *null* call sequence list is an empty
                  --  subprogram.

                  return Subprogram_Empty;
               end if;
            end if;

         when Language_GUI
           | Language_Rhapsody =>
            return Subprogram_Unknown;
      end case;
   end Get_Subprogram_Kind;

   -----------------
   -- Is_Fusioned --
   -----------------

   function Is_Fusioned (E : Node_Id) return Boolean is
   begin
      if Is_Defined_Boolean_Property (E, Fusion_Occurred) then
         return Get_Boolean_Property (E, Fusion_Occurred);
      else
         return false;
      end if;
   end Is_Fusioned;

   --------------------------
   -- Get_Thread_Scheduler --
   --------------------------

   function Get_Thread_Scheduler (E : Node_Id) return Name_Id is
   begin
      if Is_Defined_String_Property (E, Scheduler_Name) then
         return Get_String_Property (E, Scheduler_Name);
      else
         return No_Name;
      end if;
   end Get_Thread_Scheduler;

   -------------------------------
   -- Get_Thread_Reference_Name --
   -------------------------------

   function Get_Thread_Reference_Name (E : Node_Id) return Name_Id is
   begin
      if Is_Defined_String_Property (E, Original_Name) then
         return Get_String_Property (E, Original_Name);
      else
         return No_Name;
      end if;
   end Get_Thread_Reference_Name;

   -------------------------
   -- Is_Priority_Shifter --
   -------------------------

   function Is_Priority_Shifter  (E : Node_Id) return Boolean is
   begin
      if Is_Defined_Boolean_Property (E, Priority_Shifter) then
         return Get_Boolean_Property (E, Priority_Shifter);
      else
         return false;
      end if;
   end Is_Priority_Shifter;

   ---------------------
   -- Get_Source_Name --
   ---------------------

   function Get_Source_Name (E : Node_Id) return Name_Id is
   begin
      if Is_Defined_String_Property (E, Source_Name) then
         return Get_String_Property (E, Source_Name);
      else
         return No_Name;
      end if;
   end Get_Source_Name;

   -----------------------------
   -- Get_Transfo_Source_Name --
   -----------------------------

   function Get_Transfo_Source_Name (E : Node_Id) return Name_Id is
   begin
      if Is_Defined_String_Property (E, T_Source_Name) then
         return Get_String_Property (E, T_Source_Name);
      else
         return No_Name;
      end if;
   end Get_Transfo_Source_Name;

   --------------------------
   -- Get_Type_Source_Name --
   --------------------------

   function Get_Type_Source_Name (E : Node_Id) return Name_Id is
   begin
      if Is_Defined_String_Property (E, Type_Source_Name) then
         return Get_String_Property (E, Type_Source_Name);
      else
         return No_Name;
      end if;
   end Get_Type_Source_Name;

   ---------------------
   -- Get_Source_Text --
   ---------------------

   function Get_Source_Text (E : Node_Id) return Name_Array is
      T_List : List_Id;
   begin
      if Is_Defined_List_Property (E, Source_Text) then
         T_List := Get_List_Property (E, Source_Text);

         declare
            use Ocarina.AADL_Values;

            L   : constant Nat := Nat (ATNU.Length (T_List));
            Res : Name_Array (1 .. L);
            N   : Node_Id;
         begin
            N := ATN.First_Node (T_List);

            for J in Res'Range loop
               Res (J) := Value (Value (N)).SVal;
               N := ATN.Next_Node (N);
            end loop;

            return Res;
         end;
      else
         return Empty_Name_Array;
      end if;
   end Get_Source_Text;

   ----------------------------------
   -- Get_Thread_Dispatch_Protocol --
   ----------------------------------

   function Get_Thread_Dispatch_Protocol
     (T : Node_Id)
     return Supported_Thread_Dispatch_Protocol
   is
      P_Name : Name_Id;
   begin
      pragma Assert (Is_Thread (T));

      if Is_Defined_Enumeration_Property (T, Thread_Dispatch_Protocol) then
         P_Name :=  Get_Enumeration_Property (T, Thread_Dispatch_Protocol);

         --  Although Name_Id is a scalar type, we cannot use a switch
         --  case since the <..>_Name global variables are not (and
         --  cannot be) static.

         if P_Name = Thread_Periodic_Name then
            if not Is_Defined_Integer_Property (T, Thread_Period) then
               Display_Located_Error
                 (AIN.Loc (T),
                  "Periodic threads must have a period",
                  Fatal => True);
            end if;

            return Thread_Periodic;

         elsif P_Name = Thread_Aperiodic_Name then
            return Thread_Aperiodic;

         elsif P_Name = Thread_Sporadic_Name then
            if not Is_Defined_Integer_Property (T, Thread_Period) then
               Display_Located_Error
                 (AIN.Loc (T),
                  "Sporadic threads must have a period",
                  Fatal => True);
            end if;

            return Thread_Sporadic;

         elsif P_Name = Thread_Hybrid_Name then
            if not Is_Defined_Integer_Property (T, Thread_Period) then
               Display_Located_Error
                 (AIN.Loc (T),
                  "Hybrid threads must have a period",
                  Fatal => True);
            end if;

            return Thread_Hybrid;

         elsif P_Name = Thread_Background_Name then
            return Thread_Background;

         else
            Display_Located_Error
              (AIN.Loc (T),
               "Unknown thread dispatch protocol",
               Fatal => True);
            return Thread_None;
         end if;
      else
         return Thread_None;
      end if;
   end Get_Thread_Dispatch_Protocol;

1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832
   ----------------------------------------
   -- Get_Thread_POSIX_Scheduling_Policy --
   ----------------------------------------

   function Get_Thread_POSIX_Scheduling_Policy
     (T : Node_Id)
     return Supported_POSIX_Scheduling_Policy
   is
      P_Name : Name_Id := No_Name;
   begin
      pragma Assert (Is_Thread (T));

      if Is_Defined_Enumeration_Property (T, POSIX_Scheduling_Policy) then
         P_Name :=  Get_Enumeration_Property (T, POSIX_Scheduling_Policy);
      elsif Is_Defined_Enumeration_Property
        (T, Cheddar_POSIX_Scheduling_Policy)
      then
         P_Name :=  Get_Enumeration_Property
           (T, Cheddar_POSIX_Scheduling_Policy);
      end if;

      if P_Name /= No_Name then
         if P_Name = SCHED_FIFO_Name then
            return SCHED_FIFO;

         elsif P_Name = SCHED_RR_Name then
            return SCHED_RR;

         elsif P_Name = SCHED_OTHERS_Name then
            return SCHED_OTHERS;
         end if;
      end if;

      return None;
   end Get_Thread_POSIX_Scheduling_Policy;

1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917
   --------------------------------
   -- Convert_Value_To_Time_Type --
   --------------------------------

   function Convert_Value_To_Time_Type (V : Node_Id)
            return Time_Type is
      N      : Name_Id;
      Result : Time_Type;
      U      : Node_Id;
   begin
      U := Unit_Identifier (V);

      --  Get the value

      Result.T := ATEP.Get_Integer_Of_Property_Value (V);

      --  Convert the value to its unit

      N := ATN.Name (U);

      if N = Time_Ps_Name then
         Result.U := Picosecond;
      elsif N = Time_Ns_Name then
         Result.U := Nanosecond;
      elsif N = Time_Us_Name then
         Result.U := Microsecond;
      elsif N = Time_Ms_Name then
         Result.U := Millisecond;
      elsif N = Time_Sec_Name then
         Result.U := Second;
      elsif N = Time_Min_Name then
         Result.U := Minute;
      elsif N = Time_Hr_Name then
         Result.U := Hour;
      else
         Display_Located_Error
           (AIN.Loc (V), "Unsupported unit", Fatal => True);
      end if;

      return Result;
   end Convert_Value_To_Time_Type;

   -----------------------------
   -- Get_Time_Property_Value --
   -----------------------------

   function Get_Time_Property_Value
     (E             : Node_Id;
      Property_Name : Name_Id)
     return Time_Type
   is
      Result : Time_Type := Null_Time;
      V      : Node_Id;
   begin
      V := Get_Value_Of_Property_Association (E, Property_Name);

      if Present (V) then
         if Present (Unit_Identifier (V)) then
            Result := Convert_Value_To_Time_Type (V);
         else
            Display_Located_Error
              (AIN.Loc (E), "Time without unit", Fatal => True);
         end if;
      end if;

      return Result;
   end Get_Time_Property_Value;

   -------------------------
   -- Get_Dispatch_Offset --
   -------------------------

   function Get_Dispatch_Offset (T : Node_Id) return Time_Type is
   begin
      pragma Assert (Is_Thread (T));

      case Get_Thread_Dispatch_Protocol (T) is
         when Thread_Periodic =>
            return Get_Time_Property_Value (T, Dispatch_Offset);

         when others =>
            Display_Located_Error
              (AIN.Loc (T),
               "This kind of thread does not have a dispatch offset",
               Fatal => True);
1918
            return Null_Time;
1919 1920 1921 1922 1923 1924 1925 1926
      end case;
   end Get_Dispatch_Offset;

   -----------------------
   -- Get_Thread_Period --
   -----------------------

   function Get_Thread_Period (T : Node_Id) return Time_Type is
1927
      The_Period : Time_Type;
1928 1929 1930 1931 1932 1933 1934
   begin
      pragma Assert (Is_Thread (T));

      case Get_Thread_Dispatch_Protocol (T) is
         when Thread_Periodic | Thread_Sporadic | Thread_Hybrid =>
            --  We are sure the thread has a period

1935 1936 1937 1938 1939 1940 1941
            The_Period :=  Get_Time_Property_Value (T, Thread_Period);

            if The_Period.T = 0 then
               Display_Located_Error
                 (AIN.Loc (T), "Period cannot be null", Fatal => True);
            end if;
            return The_Period;
1942 1943 1944 1945 1946 1947

         when others =>
            Display_Located_Error
              (AIN.Loc (T),
               "This kind of thread does not have a period",
               Fatal => True);
1948
            return Null_Time;
1949 1950 1951
      end case;
   end Get_Thread_Period;

1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975
   ------------------------------------
   -- Get_Thread_First_Dispatch_Time --
   ------------------------------------

   function Get_Thread_First_Dispatch_Time (T : Node_Id) return Time_Type is
      pragma Assert (Is_Thread (T));

   begin
      if Is_Defined_Property (T, Thread_Dispatch_Absolute_Time) then
         return Get_Time_Property_Value (T, Thread_Dispatch_Absolute_Time);
         --  XXX For now, use the old name, we should update the
         --  timing_properties property set and use new name:
         --  first_dispatch_time

      elsif Is_Defined_Property
        (T, Thread_Cheddar_Dispatch_Absolute_Time)
      then
         return Get_Time_Property_Value
           (T, Thread_Cheddar_Dispatch_Absolute_Time);
      else
         return Null_Time;
      end if;
   end Get_Thread_First_Dispatch_Time;

1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998
   -------------------------
   -- Get_Thread_Deadline --
   -------------------------

   function Get_Thread_Deadline (T : Node_Id) return Time_Type is
   begin
      pragma Assert (Is_Thread (T));

      case Get_Thread_Dispatch_Protocol (T) is
         when Thread_Periodic | Thread_Sporadic | Thread_Hybrid =>
            if Is_Defined_Property (T, Thread_Deadline) then
               return Get_Time_Property_Value (T, Thread_Deadline);
            else
               --  We are sure the thread has a period

               return Get_Thread_Period (T);
            end if;

         when others =>
            Display_Located_Error
              (AIN.Loc (T),
               "This kind of thread does not have a deadline",
               Fatal => True);
1999
            return Null_Time;
2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038
      end case;
   end Get_Thread_Deadline;

   ------------------
   -- Get_Priority --
   ------------------

   function Get_Priority (E : Node_Id) return Unsigned_Long_Long is
      use Ocarina.AADL_Values;

      Min_Priority : Unsigned_Long_Long := 0;
      Max_Priority : Unsigned_Long_Long := 0;

      procedure Update_Priority_Bounds (P : Name_Id);
      --  Check that the priority type corresponding to E has explicit
      --  bounds and set Max_Priority and Min_Priority
      --  accordingly.

      ----------------------------
      -- Update_Priority_Bounds --
      ----------------------------

      procedure Update_Priority_Bounds (P : Name_Id) is
         use Ocarina.ME_AADL;

         Property            : constant Node_Id :=
           Find_Property_Association_From_Name (AIN.Properties (E), P);
         Property_Type       : Node_Id          := No_Node;
         Property_Type_Range : Node_Id          := No_Node;
         Process_Inst        : Node_Id;
         Processor_Inst      : Node_Id          := No_Node;
      begin
         case AADL_Version is
            when AADL_V1 =>
               Property_Type := Expanded_Type_Designator (Property_Name_Type
                                      (Entity (AIN.Property_name (Property))));
               Property_Type_Range := Type_Range (Property_Type);

            when AADL_V2 =>
2039 2040 2041
               if Present (Parent_Subcomponent (E)) then
                  Process_Inst := Parent_Subcomponent
                    (Parent_Component (Parent_Subcomponent (E)));
2042

2043 2044 2045 2046 2047 2048 2049 2050 2051
                  if Present (Process_Inst) then
                     if Get_Category_Of_Component (Process_Inst)
                       = CC_Thread
                     then
                        Process_Inst := Parent_Subcomponent
                          (Parent_Component (Process_Inst));
                     end if;
                     Processor_Inst := Get_Bound_Processor
                       (Corresponding_Instance (Process_Inst));
2052

2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071
                     if Is_Defined_Range_Property
                       (Processor_Inst, Get_String_Name ("priority_range"))
                     then
                        Property_Type :=
                          (AIN.Property_Association_Value
                             (AIEP.Find_Property_Association_From_Name
                                (Property_List =>
                                   AIN.Properties (Processor_Inst),
                                 Property_Name => Get_String_Name
                                   ("priority_range"))));

                        Property_Type_Range := Single_Value (Property_Type);
                     else
                        Display_Located_Error
                          (AIN.Loc (Processor_Inst),
                           "Priority_Range property is not defined",
                           Fatal => False,
                           Warning => True);
                     end if;
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                  end if;
               end if;
         end case;

         if No (Property_Type_Range) then
            --  In this case, we define a fake interval

            Min_Priority := 1;
            Max_Priority := 0;
         else
            Min_Priority := Value (Value (Number_Value (Lower_Bound
                                                 (Property_Type_Range)))).IVal;

            Max_Priority := Value (Value (Number_Value (Upper_Bound
                                                 (Property_Type_Range)))).IVal;
         end if;
      end Update_Priority_Bounds;

      Priority : Unsigned_Long_Long;

   begin
      if Is_Defined_Integer_Property (E, AADL_Priority) then
         Update_Priority_Bounds (AADL_Priority);

         Priority :=