+++ /dev/null
-------------------------------------------------------------------------------
--- --
--- GNAT RUN-TIME COMPONENTS --
--- --
--- S Y S T E M --
--- --
--- S p e c --
--- (VxWorks/HIE Version PPC) --
--- --
--- Copyright (C) 1992-2003 Free Software Foundation, Inc. --
--- --
--- This specification is derived from the Ada Reference Manual for use with --
--- GNAT. The copyright notice above, and the license provisions that follow --
--- apply solely to the contents of the part following the private keyword. --
--- --
--- GNAT is free software; you can redistribute it and/or modify it under --
--- terms of the GNU General Public License as published by the Free Soft- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
--- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
--- OUT 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 GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, 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. --
--- --
--- GNAT was originally developed by the GNAT team at New York University. --
--- Extensive contributions were provided by Ada Core Technologies Inc. --
--- --
-------------------------------------------------------------------------------
-
-pragma Restrictions (No_Exception_Handlers);
-pragma Restrictions (No_Implicit_Dynamic_Code);
-pragma Restrictions (No_Finalization);
-pragma Discard_Names;
-
-package System is
-pragma Pure (System);
--- Note that we take advantage of the implementation permission to
--- make this unit Pure instead of Preelaborable, see RM 13.7(36)
-
- type Name is (SYSTEM_NAME_GNAT);
- System_Name : constant Name := SYSTEM_NAME_GNAT;
-
- -- System-Dependent Named Numbers
-
- Min_Int : constant := Long_Long_Integer'First;
- Max_Int : constant := Long_Long_Integer'Last;
-
- Max_Binary_Modulus : constant := 2 ** Long_Long_Integer'Size;
- Max_Nonbinary_Modulus : constant := Integer'Last;
-
- Max_Base_Digits : constant := Long_Long_Float'Digits;
- Max_Digits : constant := Long_Long_Float'Digits;
-
- Max_Mantissa : constant := 63;
- Fine_Delta : constant := 2.0 ** (-Max_Mantissa);
-
- Tick : constant := 1.0 / 60.0;
-
- -- Storage-related Declarations
-
- type Address is private;
- Null_Address : constant Address;
-
- Storage_Unit : constant := 8;
- Word_Size : constant := 32;
- Memory_Size : constant := 2 ** 32;
-
- -- Address comparison
-
- function "<" (Left, Right : Address) return Boolean;
- function "<=" (Left, Right : Address) return Boolean;
- function ">" (Left, Right : Address) return Boolean;
- function ">=" (Left, Right : Address) return Boolean;
- function "=" (Left, Right : Address) return Boolean;
-
- pragma Import (Intrinsic, "<");
- pragma Import (Intrinsic, "<=");
- pragma Import (Intrinsic, ">");
- pragma Import (Intrinsic, ">=");
- pragma Import (Intrinsic, "=");
-
- -- Other System-Dependent Declarations
-
- type Bit_Order is (High_Order_First, Low_Order_First);
- Default_Bit_Order : constant Bit_Order := High_Order_First;
-
- -- Priority-related Declarations (RM D.1)
-
- -- 256 is reserved for the VxWorks kernel
- -- 248 - 255 correspond to hardware interrupt levels 0 .. 7
- -- 247 is a catchall default "interrupt" priority for signals,
- -- allowing higher priority than normal tasks, but lower than
- -- hardware priority levels. Protected Object ceilings can
- -- override these values.
- -- 246 is used by the Interrupt_Manager task
-
- Max_Priority : constant Positive := 245;
- Max_Interrupt_Priority : constant Positive := 255;
-
- subtype Any_Priority is Integer range 0 .. 255;
- subtype Priority is Any_Priority range 0 .. 245;
- subtype Interrupt_Priority is Any_Priority range 246 .. 255;
-
- Default_Priority : constant Priority := 122;
-
-private
-
- type Address is mod Memory_Size;
- Null_Address : constant Address := 0;
-
- --------------------------------------
- -- System Implementation Parameters --
- --------------------------------------
-
- -- These parameters provide information about the target that is used
- -- by the compiler. They are in the private part of System, where they
- -- can be accessed using the special circuitry in the Targparm unit
- -- whose source should be consulted for more detailed descriptions
- -- of the individual switch values.
-
- AAMP : constant Boolean := False;
- Backend_Divide_Checks : constant Boolean := False;
- Backend_Overflow_Checks : constant Boolean := False;
- Command_Line_Args : constant Boolean := False;
- Configurable_Run_Time : constant Boolean := True;
- Denorm : constant Boolean := True;
- Duration_32_Bits : constant Boolean := True;
- Exit_Status_Supported : constant Boolean := True;
- Fractional_Fixed_Ops : constant Boolean := False;
- Frontend_Layout : constant Boolean := False;
- Functions_Return_By_DSP : constant Boolean := False;
- Machine_Overflows : constant Boolean := False;
- Machine_Rounds : constant Boolean := True;
- OpenVMS : constant Boolean := False;
- Signed_Zeros : constant Boolean := True;
- Stack_Check_Default : constant Boolean := False;
- Stack_Check_Probes : constant Boolean := False;
- Support_64_Bit_Divides : constant Boolean := False;
- Support_Aggregates : constant Boolean := True;
- Support_Composite_Assign : constant Boolean := True;
- Support_Composite_Compare : constant Boolean := True;
- Support_Long_Shifts : constant Boolean := True;
- Suppress_Standard_Library : constant Boolean := True;
- Use_Ada_Main_Program_Name : constant Boolean := True;
- ZCX_By_Default : constant Boolean := False;
- GCC_ZCX_Support : constant Boolean := False;
- Front_End_ZCX_Support : constant Boolean := False;
-
- -- Obsolete entries, to be removed eventually (bootstrap issues!)
-
- High_Integrity_Mode : constant Boolean := True;
- Long_Shifts_Inlined : constant Boolean := False;
-
-end System;
+++ /dev/null
-------------------------------------------------------------------------------
--- --
--- GNAT RUN-TIME COMPONENTS --
--- --
--- S Y S T E M --
--- --
--- S p e c --
--- (PPC ELF Version) --
--- --
--- Copyright (C) 1992-2003 Free Software Foundation, Inc. --
--- --
--- This specification is derived from the Ada Reference Manual for use with --
--- GNAT. The copyright notice above, and the license provisions that follow --
--- apply solely to the contents of the part following the private keyword. --
--- --
--- GNAT is free software; you can redistribute it and/or modify it under --
--- terms of the GNU General Public License as published by the Free Soft- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
--- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
--- OUT 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 GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, 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. --
--- --
--- GNAT was originally developed by the GNAT team at New York University. --
--- Extensive contributions were provided by Ada Core Technologies Inc. --
--- --
-------------------------------------------------------------------------------
-
-pragma Restrictions (No_Exception_Handlers);
-pragma Restrictions (No_Implicit_Dynamic_Code);
-pragma Restrictions (No_Finalization);
-pragma Discard_Names;
--- Above pragmas need commenting ???
-
-package System is
-pragma Pure (System);
--- Note that we take advantage of the implementation permission to
--- make this unit Pure instead of Preelaborable, see RM 13.7(36)
-
- type Name is (SYSTEM_NAME_GNAT);
- System_Name : constant Name := SYSTEM_NAME_GNAT;
-
- -- System-Dependent Named Numbers
-
- Min_Int : constant := Long_Long_Integer'First;
- Max_Int : constant := Long_Long_Integer'Last;
-
- Max_Binary_Modulus : constant := 2 ** Long_Long_Integer'Size;
- Max_Nonbinary_Modulus : constant := Integer'Last;
-
- Max_Base_Digits : constant := Long_Long_Float'Digits;
- Max_Digits : constant := Long_Long_Float'Digits;
-
- Max_Mantissa : constant := 63;
- Fine_Delta : constant := 2.0 ** (-Max_Mantissa);
-
- Tick : constant := 1.0 / 60.0;
-
- -- Storage-related Declarations
-
- type Address is private;
- Null_Address : constant Address;
-
- Storage_Unit : constant := 8;
- Word_Size : constant := 32;
- Memory_Size : constant := 2 ** 32;
-
- -- Address comparison
-
- function "<" (Left, Right : Address) return Boolean;
- function "<=" (Left, Right : Address) return Boolean;
- function ">" (Left, Right : Address) return Boolean;
- function ">=" (Left, Right : Address) return Boolean;
- function "=" (Left, Right : Address) return Boolean;
-
- pragma Import (Intrinsic, "<");
- pragma Import (Intrinsic, "<=");
- pragma Import (Intrinsic, ">");
- pragma Import (Intrinsic, ">=");
- pragma Import (Intrinsic, "=");
-
- -- Other System-Dependent Declarations
-
- type Bit_Order is (High_Order_First, Low_Order_First);
- Default_Bit_Order : constant Bit_Order := High_Order_First;
-
- -- Priority-related Declarations (RM D.1)
-
- -- 256 is reserved for the VxWorks kernel
- -- 248 - 255 correspond to hardware interrupt levels 0 .. 7
- -- 247 is a catchall default "interrupt" priority for signals,
- -- allowing higher priority than normal tasks, but lower than
- -- hardware priority levels. Protected Object ceilings can
- -- override these values.
- -- 246 is used by the Interrupt_Manager task
-
- Max_Priority : constant Positive := 245;
- Max_Interrupt_Priority : constant Positive := 255;
-
- subtype Any_Priority is Integer range 0 .. 255;
- subtype Priority is Any_Priority range 0 .. 245;
- subtype Interrupt_Priority is Any_Priority range 246 .. 255;
-
- Default_Priority : constant Priority := 122;
-
-private
-
- type Address is mod Memory_Size;
- Null_Address : constant Address := 0;
-
- --------------------------------------
- -- System Implementation Parameters --
- --------------------------------------
-
- -- These parameters provide information about the target that is used
- -- by the compiler. They are in the private part of System, where they
- -- can be accessed using the special circuitry in the Targparm unit
- -- whose source should be consulted for more detailed descriptions
- -- of the individual switch values.
-
- AAMP : constant Boolean := False;
- Backend_Divide_Checks : constant Boolean := False;
- Backend_Overflow_Checks : constant Boolean := False;
- Command_Line_Args : constant Boolean := False;
- Configurable_Run_Time : constant Boolean := True;
- Denorm : constant Boolean := True;
- Duration_32_Bits : constant Boolean := True;
- Exit_Status_Supported : constant Boolean := False;
- Fractional_Fixed_Ops : constant Boolean := False;
- Frontend_Layout : constant Boolean := False;
- Functions_Return_By_DSP : constant Boolean := False;
- Machine_Overflows : constant Boolean := False;
- Machine_Rounds : constant Boolean := True;
- OpenVMS : constant Boolean := False;
- Signed_Zeros : constant Boolean := True;
- Stack_Check_Default : constant Boolean := False;
- Stack_Check_Probes : constant Boolean := False;
- Support_64_Bit_Divides : constant Boolean := False;
- Support_Aggregates : constant Boolean := True;
- Support_Composite_Assign : constant Boolean := True;
- Support_Composite_Compare : constant Boolean := True;
- Support_Long_Shifts : constant Boolean := True;
- Suppress_Standard_Library : constant Boolean := True;
- Use_Ada_Main_Program_Name : constant Boolean := False;
- ZCX_By_Default : constant Boolean := False;
- GCC_ZCX_Support : constant Boolean := False;
- Front_End_ZCX_Support : constant Boolean := False;
-
- -- Obsolete entries, to be removed eventually (bootstrap issues!)
-
- High_Integrity_Mode : constant Boolean := True;
- Long_Shifts_Inlined : constant Boolean := False;
-
-end System;
+2004-05-03 Arnaud Charlet <charlet@act-europe.fr>
+
+ * 50system.ads, 59system.ads, s-thread.ads: Removed, no longer used.
+
2004-05-03 Olivier Hainque <hainque@act-europe.fr>
PR ada/15152
+++ /dev/null
-------------------------------------------------------------------------------
--- --
--- GNAT COMPILER COMPONENTS --
--- --
--- S Y S T E M . T H R E A D S --
--- --
--- S p e c --
--- --
--- Copyright (C) 1992-2004 Free Software Foundation, Inc. --
--- --
--- GNAT is free software; you can redistribute it and/or modify it under --
--- terms of the GNU General Public License as published by the Free Soft- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
--- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
--- OUT 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 GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, 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. --
--- --
--- GNAT was originally developed by the GNAT team at New York University. --
--- Extensive contributions were provided by Ada Core Technologies Inc. --
--- --
-------------------------------------------------------------------------------
-
--- This package provides facilities to register a thread to the runtime,
--- and allocate its task specific datas.
-
--- This package is currently implemented for:
--- VxWorks AE653 rts-cert
--- VxWorks AE653 rts-full (not rts-kernel)
-
-with Ada.Exceptions;
--- used for Exception_Occurrence
-
-with System.Soft_Links;
--- used for TSD
-
-with Unchecked_Conversion;
-
-package System.Threads is
-
- subtype EO is Ada.Exceptions.Exception_Occurrence;
-
- subtype EOA is Ada.Exceptions.Exception_Occurrence_Access;
-
- type ATSD is limited private;
- -- Type of the Ada thread specific data. It contains datas needed
- -- by the GNAT runtime.
-
- type ATSD_Access is access ATSD;
- function From_Address is new Unchecked_Conversion (Address, ATSD_Access);
-
- -- Get/Set for the attributes of the current thread
-
- function Get_Jmpbuf_Address return Address;
- pragma Inline (Get_Jmpbuf_Address);
-
- procedure Set_Jmpbuf_Address (Addr : Address);
- pragma Inline (Set_Jmpbuf_Address);
-
- function Get_Sec_Stack_Addr return Address;
- pragma Inline (Get_Sec_Stack_Addr);
-
- procedure Set_Sec_Stack_Addr (Addr : Address);
- pragma Inline (Set_Sec_Stack_Addr);
-
- function Get_Current_Excep return EOA;
- pragma Inline (Get_Current_Excep);
-
- --------------------------
- -- Thread Body Handling --
- --------------------------
-
- -- The subprograms in this section are called by the expansion of a
- -- subprogram body to which a Thread_Body pragma has been applied:
-
- -- Given a subprogram body
-
- -- procedure xyz (params ....) is -- can also be a function
- -- <user declarations>
- -- begin
- -- <user statements>
- -- <user exception handlers>
- -- end xyz;
-
- -- The expansion resulting from use of the Thread_Body pragma is:
-
- -- procedure xyz (params ...) is
-
- -- _Secondary_Stack : aliased
- -- Storage_Elements.Storage_Array
- -- (1 .. Storage_Offset (Sec_Stack_Size));
- -- for _Secondary_Stack'Alignment use Standard'Maximum_Alignment;
-
- -- _Process_ATSD : aliased System.Threads.ATSD;
-
- -- begin
- -- System.Threads.Thread_Body_Enter;
- -- (_Secondary_Stack'Address,
- -- _Secondary_Stack'Length,
- -- _Process_ATSD'Address);
-
- -- declare
- -- <user declarations>
- -- begin
- -- <user statements>
- -- <user exception handlers>
- -- end;
-
- -- System.Threads.Thread_Body_Leave;
-
- -- exception
- -- when E : others =>
- -- System.Threads.Thread_Body_Exceptional_Exit (E);
- -- end;
-
- -- Note the exception handler is omitted if pragma Restriction
- -- No_Exception_Handlers is currently active.
-
- -- Note: the secondary stack size (Sec_Stack_Size) comes either from
- -- the pragma, if specified, or is the default value taken from
- -- the declaration in System.Secondary_Stack.
-
- procedure Thread_Body_Enter
- (Sec_Stack_Address : System.Address;
- Sec_Stack_Size : Natural;
- Process_ATSD_Address : System.Address);
- -- Enter thread body, see above for details
-
- procedure Thread_Body_Leave;
- -- Leave thread body (normally), see above for details
-
- procedure Thread_Body_Exceptional_Exit
- (EO : Ada.Exceptions.Exception_Occurrence);
- -- Leave thread body (abnormally on exception), see above for details
-
-private
-
- type ATSD is new System.Soft_Links.TSD;
-
-end System.Threads;
projects / platform / upstream / linaro-gcc.git / commitdiff