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author | Ben Cheng <bccheng@google.com> | 2013-03-28 11:14:20 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2013-03-28 12:40:33 -0700 |
commit | af0c51ac87ab2a87caa03fa108f0d164987a2764 (patch) | |
tree | 4b8b470f7c5b69642fdab8d0aa1fbc148d02196b /gcc-4.8/gcc/ada/a-exetim-default.ads | |
parent | d87cae247d39ebf4f5a6bf25c932a14d2fdb9384 (diff) | |
download | toolchain_gcc-af0c51ac87ab2a87caa03fa108f0d164987a2764.tar.gz toolchain_gcc-af0c51ac87ab2a87caa03fa108f0d164987a2764.tar.bz2 toolchain_gcc-af0c51ac87ab2a87caa03fa108f0d164987a2764.zip |
[GCC 4.8] Initial check-in of GCC 4.8.0
Change-Id: I0719d8a6d0f69b367a6ab6f10eb75622dbf12771
Diffstat (limited to 'gcc-4.8/gcc/ada/a-exetim-default.ads')
-rw-r--r-- | gcc-4.8/gcc/ada/a-exetim-default.ads | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/ada/a-exetim-default.ads b/gcc-4.8/gcc/ada/a-exetim-default.ads new file mode 100644 index 000000000..3267baad6 --- /dev/null +++ b/gcc-4.8/gcc/ada/a-exetim-default.ads @@ -0,0 +1,103 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- A D A . E X E C U T I O N _ T I M E -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 2007-2011, 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 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. -- +-- -- +------------------------------------------------------------------------------ + +with Ada.Task_Identification; +with Ada.Real_Time; + +package Ada.Execution_Time is + + type CPU_Time is private; + + CPU_Time_First : constant CPU_Time; + CPU_Time_Last : constant CPU_Time; + CPU_Time_Unit : constant := Ada.Real_Time.Time_Unit; + CPU_Tick : constant Ada.Real_Time.Time_Span; + + function Clock + (T : Ada.Task_Identification.Task_Id + := Ada.Task_Identification.Current_Task) + return CPU_Time; + + function "+" + (Left : CPU_Time; + Right : Ada.Real_Time.Time_Span) return CPU_Time; + + function "+" + (Left : Ada.Real_Time.Time_Span; + Right : CPU_Time) return CPU_Time; + + function "-" + (Left : CPU_Time; + Right : Ada.Real_Time.Time_Span) return CPU_Time; + + function "-" + (Left : CPU_Time; + Right : CPU_Time) return Ada.Real_Time.Time_Span; + + function "<" (Left, Right : CPU_Time) return Boolean; + function "<=" (Left, Right : CPU_Time) return Boolean; + function ">" (Left, Right : CPU_Time) return Boolean; + function ">=" (Left, Right : CPU_Time) return Boolean; + + procedure Split + (T : CPU_Time; + SC : out Ada.Real_Time.Seconds_Count; + TS : out Ada.Real_Time.Time_Span); + + function Time_Of + (SC : Ada.Real_Time.Seconds_Count; + TS : Ada.Real_Time.Time_Span := Ada.Real_Time.Time_Span_Zero) + return CPU_Time; + + Interrupt_Clocks_Supported : constant Boolean := False; + Separate_Interrupt_Clocks_Supported : constant Boolean := False; + + function Clock_For_Interrupts return CPU_Time; + +private + + type CPU_Time is new Ada.Real_Time.Time; + + CPU_Time_First : constant CPU_Time := CPU_Time (Ada.Real_Time.Time_First); + CPU_Time_Last : constant CPU_Time := CPU_Time (Ada.Real_Time.Time_Last); + + CPU_Tick : constant Ada.Real_Time.Time_Span := Ada.Real_Time.Tick; + + pragma Import (Intrinsic, "<"); + pragma Import (Intrinsic, "<="); + pragma Import (Intrinsic, ">"); + pragma Import (Intrinsic, ">="); + +end Ada.Execution_Time; |