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Diffstat (limited to 'gcc-4.2.1/gcc/ada/s-tasinf-tru64.ads')
| -rw-r--r-- | gcc-4.2.1/gcc/ada/s-tasinf-tru64.ads | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/gcc-4.2.1/gcc/ada/s-tasinf-tru64.ads b/gcc-4.2.1/gcc/ada/s-tasinf-tru64.ads deleted file mode 100644 index 895fde49a..000000000 --- a/gcc-4.2.1/gcc/ada/s-tasinf-tru64.ads +++ /dev/null @@ -1,112 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT COMPILER COMPONENTS -- --- -- --- S Y S T E M . T A S K _ I N F O -- --- -- --- S p e c -- --- (Compiler Interface) -- --- -- --- Copyright (C) 1998-2005 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, 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. -- --- -- --- GNAT was originally developed by the GNAT team at New York University. -- --- Extensive contributions were provided by Ada Core Technologies Inc. -- --- -- ------------------------------------------------------------------------------- - --- This package contains the definitions and routines associated with the --- implementation and use of the Task_Info pragma. It is specialized --- appropriately for targets that make use of this pragma. - --- Note: the compiler generates direct calls to this interface, via Rtsfind. --- Any changes to this interface may require corresponding compiler changes. - --- This unit may be used directly from an application program by providing --- an appropriate WITH, and the interface can be expected to remain stable. - --- This is a DEC Unix 4.0d version of this package. - -package System.Task_Info is - pragma Preelaborate; - pragma Elaborate_Body; - -- To ensure that a body is allowed - - ----------------------------------------- - -- Implementation of Task_Info Feature -- - ----------------------------------------- - - -- The Task_Info pragma: - - -- pragma Task_Info (EXPRESSION); - - -- allows the specification on a task by task basis of a value of type - -- System.Task_Info.Task_Info_Type to be passed to a task when it is - -- created. The specification of this type, and the effect on the task - -- that is created is target dependent. - - -- The Task_Info pragma appears within a task definition (compare the - -- definition and implementation of pragma Priority). If no such pragma - -- appears, then the value Task_Info_Unspecified is passed. If a pragma - -- is present, then it supplies an alternative value. If the argument of - -- the pragma is a discriminant reference, then the value can be set on - -- a task by task basis by supplying the appropriate discriminant value. - - -- Note that this means that the type used for Task_Info_Type must be - -- suitable for use as a discriminant (i.e. a scalar or access type). - - ------------------ - -- Declarations -- - ------------------ - - type Scope_Type is - (Process_Scope, - -- Contend only with threads in same process - - System_Scope, - -- Contend with all threads on same CPU - - Default_Scope); - - type Thread_Attributes is record - Bind_To_Cpu_Number : Integer; - -- -1: Do nothing - -- 0: Unbind - -- 1-N: Bind all unbound threads to this CPU - - Contention_Scope : Scope_Type; - end record; - - type Task_Info_Type is access all Thread_Attributes; - -- Type used for passing information to task create call, using the - -- Task_Info pragma. This type may be specialized for individual - -- implementations, but it must be a type that can be used as a - -- discriminant (i.e. a scalar or access type). - - Unspecified_Thread_Attribute : aliased Thread_Attributes := - Thread_Attributes'(-1, Default_Scope); - - Unspecified_Task_Info : constant Task_Info_Type := - Unspecified_Thread_Attribute'Access; - -- Value passed to task in the absence of a Task_Info pragma - -- Don't call new here because the tasking run time has not been - -- elaborated yet, so calling Task_Lock is unsafe. - -end System.Task_Info; |