From 1bc5aee63eb72b341f506ad058502cd0361f0d10 Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Tue, 25 Mar 2014 22:37:19 -0700 Subject: Initial checkin of GCC 4.9.0 from trunk (r208799). Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba --- gcc-4.9/gcc/ada/s-inmaop.ads | 125 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 125 insertions(+) create mode 100644 gcc-4.9/gcc/ada/s-inmaop.ads (limited to 'gcc-4.9/gcc/ada/s-inmaop.ads') diff --git a/gcc-4.9/gcc/ada/s-inmaop.ads b/gcc-4.9/gcc/ada/s-inmaop.ads new file mode 100644 index 000000000..78d2dcbe9 --- /dev/null +++ b/gcc-4.9/gcc/ada/s-inmaop.ads @@ -0,0 +1,125 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- SYSTEM.INTERRUPT_MANAGEMENT.OPERATIONS -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 1992-2009, 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 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 -- +-- . -- +-- -- +-- GNARL was developed by the GNARL team at Florida State University. -- +-- Extensive contributions were provided by Ada Core Technologies, Inc. -- +-- -- +------------------------------------------------------------------------------ + +package System.Interrupt_Management.Operations is + + procedure Thread_Block_Interrupt (Interrupt : Interrupt_ID); + pragma Inline (Thread_Block_Interrupt); + -- Mask the calling thread for the interrupt + + procedure Thread_Unblock_Interrupt (Interrupt : Interrupt_ID); + pragma Inline (Thread_Unblock_Interrupt); + -- Unmask the calling thread for the interrupt + + procedure Set_Interrupt_Mask (Mask : access Interrupt_Mask); + -- Set the interrupt mask of the calling thread + + procedure Set_Interrupt_Mask + (Mask : access Interrupt_Mask; + OMask : access Interrupt_Mask); + pragma Inline (Set_Interrupt_Mask); + -- Set the interrupt mask of the calling thread while returning the + -- previous Mask. + + procedure Get_Interrupt_Mask (Mask : access Interrupt_Mask); + pragma Inline (Get_Interrupt_Mask); + -- Get the interrupt mask of the calling thread + + function Interrupt_Wait (Mask : access Interrupt_Mask) return Interrupt_ID; + pragma Inline (Interrupt_Wait); + -- Wait for the interrupts specified in Mask and return + -- the interrupt received. Return 0 upon error. + + procedure Install_Default_Action (Interrupt : Interrupt_ID); + pragma Inline (Install_Default_Action); + -- Set the sigaction of the Interrupt to default (SIG_DFL) + + procedure Install_Ignore_Action (Interrupt : Interrupt_ID); + pragma Inline (Install_Ignore_Action); + -- Set the sigaction of the Interrupt to ignore (SIG_IGN) + + procedure Fill_Interrupt_Mask (Mask : access Interrupt_Mask); + pragma Inline (Fill_Interrupt_Mask); + -- Get a Interrupt_Mask with all the interrupt masked + + procedure Empty_Interrupt_Mask (Mask : access Interrupt_Mask); + pragma Inline (Empty_Interrupt_Mask); + -- Get a Interrupt_Mask with all the interrupt unmasked + + procedure Add_To_Interrupt_Mask + (Mask : access Interrupt_Mask; + Interrupt : Interrupt_ID); + pragma Inline (Add_To_Interrupt_Mask); + -- Mask the given interrupt in the Interrupt_Mask + + procedure Delete_From_Interrupt_Mask + (Mask : access Interrupt_Mask; + Interrupt : Interrupt_ID); + pragma Inline (Delete_From_Interrupt_Mask); + -- Unmask the given interrupt in the Interrupt_Mask + + function Is_Member + (Mask : access Interrupt_Mask; + Interrupt : Interrupt_ID) return Boolean; + pragma Inline (Is_Member); + -- See if a given interrupt is masked in the Interrupt_Mask + + procedure Copy_Interrupt_Mask (X : out Interrupt_Mask; Y : Interrupt_Mask); + pragma Inline (Copy_Interrupt_Mask); + -- Assignment needed for limited private type Interrupt_Mask + + procedure Interrupt_Self_Process (Interrupt : Interrupt_ID); + pragma Inline (Interrupt_Self_Process); + -- Raise an Interrupt process-level + + procedure Setup_Interrupt_Mask; + -- Mask Environment task for all signals + -- This function should be called by the elaboration of System.Interrupt + -- to set up proper signal masking in all tasks. + + -- The following objects serve as constants, but are initialized in the + -- body to aid portability. These should be in System.Interrupt_Management + -- but since Interrupt_Mask is private type we cannot have them declared + -- there. + + -- Why not make these deferred constants that are initialized using + -- function calls in the private part??? + + Environment_Mask : aliased Interrupt_Mask; + -- This mask represents the mask of Environment task when this package is + -- being elaborated, except the signals being forced to be unmasked by RTS + -- (items in Keep_Unmasked) + + All_Tasks_Mask : aliased Interrupt_Mask; + -- This is the mask of all tasks created in RTS. Only one task in RTS + -- is responsible for masking/unmasking signals (see s-interr.adb). + +end System.Interrupt_Management.Operations; -- cgit v1.2.3