URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [gcc/] [ada/] [a-exetim-mingw.adb] - Rev 593
Go to most recent revision | Compare with Previous | Blame | View Log
------------------------------------------------------------------------------ -- -- -- GNAT RUN-TIME COMPONENTS -- -- -- -- A D A . E X E C U T I O N _ T I M E -- -- -- -- B o d y -- -- -- -- Copyright (C) 2007-2009, 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 3, 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. -- -- -- -- As a special exception under Section 7 of GPL version 3, you are granted -- -- additional permissions described in the GCC Runtime Library Exception, -- -- version 3.1, as published by the Free Software Foundation. -- -- -- -- You should have received a copy of the GNU General Public License and -- -- a copy of the GCC Runtime Library Exception along with this program; -- -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- -- <http://www.gnu.org/licenses/>. -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ -- This is the Windows native version of this package with Ada.Task_Identification; use Ada.Task_Identification; with Ada.Unchecked_Conversion; with System.OS_Interface; use System.OS_Interface; with System.Task_Primitives.Operations; use System.Task_Primitives.Operations; with System.Tasking; use System.Tasking; with System.Win32; use System.Win32; package body Ada.Execution_Time is --------- -- "+" -- --------- function "+" (Left : CPU_Time; Right : Ada.Real_Time.Time_Span) return CPU_Time is use type Ada.Real_Time.Time; begin return CPU_Time (Ada.Real_Time.Time (Left) + Right); end "+"; function "+" (Left : Ada.Real_Time.Time_Span; Right : CPU_Time) return CPU_Time is use type Ada.Real_Time.Time; begin return CPU_Time (Left + Ada.Real_Time.Time (Right)); end "+"; --------- -- "-" -- --------- function "-" (Left : CPU_Time; Right : Ada.Real_Time.Time_Span) return CPU_Time is use type Ada.Real_Time.Time; begin return CPU_Time (Ada.Real_Time.Time (Left) - Right); end "-"; function "-" (Left : CPU_Time; Right : CPU_Time) return Ada.Real_Time.Time_Span is use type Ada.Real_Time.Time; begin return (Ada.Real_Time.Time (Left) - Ada.Real_Time.Time (Right)); end "-"; ----------- -- Clock -- ----------- function Clock (T : Ada.Task_Identification.Task_Id := Ada.Task_Identification.Current_Task) return CPU_Time is Hundreds_Nano_In_Sec : constant Long_Long_Float := 1.0E7; function To_Time is new Ada.Unchecked_Conversion (Duration, Ada.Real_Time.Time); function To_Task_Id is new Ada.Unchecked_Conversion (Ada.Task_Identification.Task_Id, System.Tasking.Task_Id); C_Time : aliased Long_Long_Integer; E_Time : aliased Long_Long_Integer; K_Time : aliased Long_Long_Integer; U_Time : aliased Long_Long_Integer; Res : BOOL; begin if T = Ada.Task_Identification.Null_Task_Id then raise Program_Error; end if; Res := GetThreadTimes (HANDLE (Get_Thread_Id (To_Task_Id (T))), C_Time'Access, E_Time'Access, K_Time'Access, U_Time'Access); if Res = System.Win32.FALSE then raise Program_Error; end if; return CPU_Time (To_Time (Duration ((Long_Long_Float (K_Time) / Hundreds_Nano_In_Sec) + (Long_Long_Float (U_Time) / Hundreds_Nano_In_Sec)))); end Clock; ----------- -- Split -- ----------- procedure Split (T : CPU_Time; SC : out Ada.Real_Time.Seconds_Count; TS : out Ada.Real_Time.Time_Span) is use type Ada.Real_Time.Time; begin Ada.Real_Time.Split (Ada.Real_Time.Time (T), SC, TS); end Split; ------------- -- Time_Of -- ------------- function Time_Of (SC : Ada.Real_Time.Seconds_Count; TS : Ada.Real_Time.Time_Span := Ada.Real_Time.Time_Span_Zero) return CPU_Time is begin return CPU_Time (Ada.Real_Time.Time_Of (SC, TS)); end Time_Of; end Ada.Execution_Time;
Go to most recent revision | Compare with Previous | Blame | View Log