X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fada%2Fsystem-linux-ia64.ads;h=11be8491d270cdd6f1c74fb49d6fe38cd0568cd1;hb=2f0e736f35f15ad7624f66562f8e2856b118f6f7;hp=3d95bf64cb0973fb844ebac62dcc03513deef1af;hpb=f27cea3abf8ded22456f5f46a812cc3915969815;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/ada/system-linux-ia64.ads b/gcc/ada/system-linux-ia64.ads index 3d95bf64cb0..11be8491d27 100644 --- a/gcc/ada/system-linux-ia64.ads +++ b/gcc/ada/system-linux-ia64.ads @@ -5,9 +5,9 @@ -- S Y S T E M -- -- -- -- S p e c -- --- (GNU-Linux/ia64 Version) -- +-- (GNU-Linux/ia64 Version) -- -- -- --- Copyright (C) 1992-2005 Free Software Foundation, Inc. -- +-- Copyright (C) 1992-2011, 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 -- @@ -15,21 +15,19 @@ -- -- -- 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- -- +-- 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. 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. -- +-- or FITNESS FOR A PARTICULAR PURPOSE. -- -- -- --- 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. -- +-- 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 -- +-- . -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- @@ -37,10 +35,10 @@ ------------------------------------------------------------------------------ package System is -pragma Pure (System); --- Note that we take advantage of the implementation permission to make this --- unit Pure instead of Preelaborable; see RM 13.7.1(15). In Ada 2005, this is --- Pure in any case (AI-362). + pragma Pure; + -- Note that we take advantage of the implementation permission to make + -- this unit Pure instead of Preelaborable; see RM 13.7.1(15). In Ada + -- 2005, this is Pure in any case (AI-362). type Name is (SYSTEM_NAME_GNAT); System_Name : constant Name := SYSTEM_NAME_GNAT; @@ -51,7 +49,7 @@ pragma Pure (System); Max_Int : constant := Long_Long_Integer'Last; Max_Binary_Modulus : constant := 2 ** Long_Long_Integer'Size; - Max_Nonbinary_Modulus : constant := Integer'Last; + Max_Nonbinary_Modulus : constant := 2 ** Integer'Size - 1; Max_Base_Digits : constant := Long_Long_Float'Digits; Max_Digits : constant := Long_Long_Float'Digits; @@ -64,6 +62,7 @@ pragma Pure (System); -- Storage-related Declarations type Address is private; + pragma Preelaborable_Initialization (Address); Null_Address : constant Address; Storage_Unit : constant := 8; @@ -88,17 +87,26 @@ pragma Pure (System); type Bit_Order is (High_Order_First, Low_Order_First); Default_Bit_Order : constant Bit_Order := Low_Order_First; + pragma Warnings (Off, Default_Bit_Order); -- kill constant condition warning -- Priority-related Declarations (RM D.1) - Max_Priority : constant Positive := 30; - Max_Interrupt_Priority : constant Positive := 31; + -- 0 .. 98 corresponds to the system priority range 1 .. 99. + -- + -- If the scheduling policy is SCHED_FIFO or SCHED_RR the runtime makes use + -- of the entire range provided by the system. + -- + -- If the scheduling policy is SCHED_OTHER the only valid system priority + -- is 1 and other values are simply ignored. + + Max_Priority : constant Positive := 97; + Max_Interrupt_Priority : constant Positive := 98; - subtype Any_Priority is Integer range 0 .. 31; - subtype Priority is Any_Priority range 0 .. 30; - subtype Interrupt_Priority is Any_Priority range 31 .. 31; + subtype Any_Priority is Integer range 0 .. 98; + subtype Priority is Any_Priority range 0 .. 97; + subtype Interrupt_Priority is Any_Priority range 98 .. 98; - Default_Priority : constant Priority := 15; + Default_Priority : constant Priority := 48; private @@ -115,39 +123,29 @@ private -- whose source should be consulted for more detailed descriptions -- of the individual switch values. - AAMP : constant Boolean := False; Backend_Divide_Checks : constant Boolean := False; - Backend_Overflow_Checks : constant Boolean := False; + Backend_Overflow_Checks : constant Boolean := True; Command_Line_Args : constant Boolean := True; - Compiler_System_Version : constant Boolean := False; Configurable_Run_Time : constant Boolean := False; Denorm : constant Boolean := True; Duration_32_Bits : constant Boolean := False; Exit_Status_Supported : constant Boolean := True; Fractional_Fixed_Ops : constant Boolean := False; Frontend_Layout : constant Boolean := False; - Functions_Return_By_DSP : constant Boolean := False; Machine_Overflows : constant Boolean := False; Machine_Rounds : constant Boolean := True; - OpenVMS : constant Boolean := False; Preallocated_Stacks : constant Boolean := False; Signed_Zeros : constant Boolean := True; Stack_Check_Default : constant Boolean := False; - Stack_Check_Probes : constant Boolean := False; - Support_64_Bit_Divides : constant Boolean := True; + Stack_Check_Probes : constant Boolean := True; + Stack_Check_Limits : constant Boolean := False; Support_Aggregates : constant Boolean := True; Support_Composite_Assign : constant Boolean := True; Support_Composite_Compare : constant Boolean := True; Support_Long_Shifts : constant Boolean := True; + Always_Compatible_Rep : constant Boolean := True; Suppress_Standard_Library : constant Boolean := False; Use_Ada_Main_Program_Name : constant Boolean := False; ZCX_By_Default : constant Boolean := True; - GCC_ZCX_Support : constant Boolean := True; - Front_End_ZCX_Support : constant Boolean := False; - - -- Obsolete entries, to be removed eventually (bootstrap issues!) - - High_Integrity_Mode : constant Boolean := False; - Long_Shifts_Inlined : constant Boolean := True; end System;