diff options
Diffstat (limited to 'gcc-4.2.1/gcc/ada/s-tpopde-vms.adb')
| -rw-r--r-- | gcc-4.2.1/gcc/ada/s-tpopde-vms.adb | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/gcc-4.2.1/gcc/ada/s-tpopde-vms.adb b/gcc-4.2.1/gcc/ada/s-tpopde-vms.adb deleted file mode 100644 index 8e3f2b58d..000000000 --- a/gcc-4.2.1/gcc/ada/s-tpopde-vms.adb +++ /dev/null @@ -1,169 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- --- -- --- S Y S T E M . T A S K _ P R I M I T I V E S . O P E R A T I O N S . -- --- D E C -- --- -- --- B o d y -- --- -- --- Copyright (C) 2000-2005 Free Software Foundation, Inc. -- --- -- --- GNARL 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. GNARL 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 GNARL; see file COPYING. If not, write -- --- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, -- --- Boston, MA 02110-1301, 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. -- --- -- --- GNARL was developed by the GNARL team at Florida State University. -- --- Extensive contributions were provided by Ada Core Technologies, Inc. -- --- -- ------------------------------------------------------------------------------- - --- This package is for OpenVMS/Alpha - -with System.OS_Interface; -with System.Parameters; -with System.Tasking; -with Unchecked_Conversion; -with System.Soft_Links; - -package body System.Task_Primitives.Operations.DEC is - - use System.OS_Interface; - use System.Parameters; - use System.Tasking; - use System.Aux_DEC; - use type Interfaces.C.int; - - package SSL renames System.Soft_Links; - - -- The FAB_RAB_Type specifies where the context field (the calling - -- task) is stored. Other fields defined for FAB_RAB arent' need and - -- so are ignored. - - type FAB_RAB_Type is record - CTX : Unsigned_Longword; - end record; - - for FAB_RAB_Type use record - CTX at 24 range 0 .. 31; - end record; - - for FAB_RAB_Type'Size use 224; - - type FAB_RAB_Access_Type is access all FAB_RAB_Type; - - ----------------------- - -- Local Subprograms -- - ----------------------- - - pragma Warnings (Off); - -- Task_Id is 64 bits wide (but only 32 bits significant) on Integrity/VMS - - function To_Unsigned_Longword is new - Unchecked_Conversion (Task_Id, Unsigned_Longword); - - function To_Task_Id is new - Unchecked_Conversion (Unsigned_Longword, Task_Id); - - pragma Warnings (On); - - function To_FAB_RAB is new - Unchecked_Conversion (Address, FAB_RAB_Access_Type); - - --------------------------- - -- Interrupt_AST_Handler -- - --------------------------- - - procedure Interrupt_AST_Handler (ID : Address) is - Result : Interfaces.C.int; - AST_Self_ID : constant Task_Id := To_Task_Id (ID); - begin - Result := pthread_cond_signal_int_np (AST_Self_ID.Common.LL.CV'Access); - pragma Assert (Result = 0); - end Interrupt_AST_Handler; - - --------------------- - -- RMS_AST_Handler -- - --------------------- - - procedure RMS_AST_Handler (ID : Address) is - AST_Self_ID : constant Task_Id := To_Task_Id (To_FAB_RAB (ID).CTX); - Result : Interfaces.C.int; - - begin - AST_Self_ID.Common.LL.AST_Pending := False; - Result := pthread_cond_signal_int_np (AST_Self_ID.Common.LL.CV'Access); - pragma Assert (Result = 0); - end RMS_AST_Handler; - - ---------- - -- Self -- - ---------- - - function Self return Unsigned_Longword is - Self_ID : constant Task_Id := Self; - begin - Self_ID.Common.LL.AST_Pending := True; - return To_Unsigned_Longword (Self); - end Self; - - ------------------------- - -- Starlet_AST_Handler -- - ------------------------- - - procedure Starlet_AST_Handler (ID : Address) is - Result : Interfaces.C.int; - AST_Self_ID : constant Task_Id := To_Task_Id (ID); - begin - AST_Self_ID.Common.LL.AST_Pending := False; - Result := pthread_cond_signal_int_np (AST_Self_ID.Common.LL.CV'Access); - pragma Assert (Result = 0); - end Starlet_AST_Handler; - - ---------------- - -- Task_Synch -- - ---------------- - - procedure Task_Synch is - Synch_Self_ID : constant Task_Id := Self; - - begin - if Single_Lock then - Lock_RTS; - else - Write_Lock (Synch_Self_ID); - end if; - - SSL.Abort_Defer.all; - Synch_Self_ID.Common.State := AST_Server_Sleep; - - while Synch_Self_ID.Common.LL.AST_Pending loop - Sleep (Synch_Self_ID, AST_Server_Sleep); - end loop; - - Synch_Self_ID.Common.State := Runnable; - - if Single_Lock then - Unlock_RTS; - else - Unlock (Synch_Self_ID); - end if; - - SSL.Abort_Undefer.all; - end Task_Synch; - -end System.Task_Primitives.Operations.DEC; |