* Ada multilib support for powerpc-linux
@ 2008-10-01 7:49 Andreas Schwab
2008-10-01 7:53 ` Arnaud Charlet
0 siblings, 1 reply; 2+ messages in thread
From: Andreas Schwab @ 2008-10-01 7:49 UTC (permalink / raw)
To: gcc-patches
Tested on powerpc64-suse-linux, testresults here:
<http://gcc.gnu.org/ml/gcc-testresults/2008-10/msg00022.html>.
Andreas.
2008-10-01 Andreas Schwab <schwab@suse.de>
* system-linux-ppc64.ads: New file.
* gcc-interface/Makefile.in: Add multilib handling for
powerpc-linux.
Index: gcc/ada/gcc-interface/Makefile.in
===================================================================
--- gcc/ada/gcc-interface/Makefile.in (revision 140778)
+++ gcc/ada/gcc-interface/Makefile.in (working copy)
@@ -1457,7 +1457,7 @@ ifeq ($(strip $(filter-out mipsel linux%
endif
ifeq ($(strip $(filter-out powerpc% linux%,$(arch) $(osys))),)
- LIBGNAT_TARGET_PAIRS = \
+ LIBGNAT_TARGET_PAIRS_COMMON = \
a-intnam.ads<a-intnam-linux.ads \
s-inmaop.adb<s-inmaop-posix.adb \
s-intman.adb<s-intman-posix.adb \
@@ -1470,9 +1470,22 @@ ifeq ($(strip $(filter-out powerpc% linu
s-tasinf.adb<s-tasinf-linux.adb \
s-taspri.ads<s-taspri-posix-noaltstack.ads \
s-tpopsp.adb<s-tpopsp-posix-foreign.adb \
- g-sercom.adb<g-sercom-linux.adb \
+ g-sercom.adb<g-sercom-linux.adb
+
+ LIBGNAT_TARGET_PAIRS_32 = \
system.ads<system-linux-ppc.ads
+ LIBGNAT_TARGET_PAIRS_64 = \
+ system.ads<system-linux-ppc64.ads
+
+ ifeq ($(strip $(MULTISUBDIR)),/64)
+ LIBGNAT_TARGET_PAIRS = \
+ $(LIBGNAT_TARGET_PAIRS_COMMON) $(LIBGNAT_TARGET_PAIRS_64)
+ else
+ LIBGNAT_TARGET_PAIRS = \
+ $(LIBGNAT_TARGET_PAIRS_COMMON) $(LIBGNAT_TARGET_PAIRS_32)
+ endif
+
TOOLS_TARGET_PAIRS = \
mlib-tgt-specific.adb<mlib-tgt-specific-linux.adb \
indepsw.adb<indepsw-gnu.adb
Index: gcc/ada/system-linux-ppc64.ads
===================================================================
--- gcc/ada/system-linux-ppc64.ads (revision 0)
+++ gcc/ada/system-linux-ppc64.ads (revision 0)
@@ -0,0 +1,155 @@
+------------------------------------------------------------------------------
+-- --
+-- GNAT RUN-TIME COMPONENTS --
+-- --
+-- S Y S T E M --
+-- --
+-- S p e c --
+-- (GNU-Linux/PPC64 Version) --
+-- --
+-- Copyright (C) 1992-2008, 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 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. --
+-- --
+------------------------------------------------------------------------------
+
+package System is
+ 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;
+
+ -- System-Dependent Named Numbers
+
+ Min_Int : constant := Long_Long_Integer'First;
+ Max_Int : constant := Long_Long_Integer'Last;
+
+ Max_Binary_Modulus : constant := 2 ** Long_Long_Integer'Size;
+ Max_Nonbinary_Modulus : constant := 2 ** Integer'Size - 1;
+
+ Max_Base_Digits : constant := Long_Long_Float'Digits;
+ Max_Digits : constant := Long_Long_Float'Digits;
+
+ Max_Mantissa : constant := 63;
+ Fine_Delta : constant := 2.0 ** (-Max_Mantissa);
+
+ Tick : constant := 0.000_001;
+
+ -- Storage-related Declarations
+
+ type Address is private;
+ pragma Preelaborable_Initialization (Address);
+ Null_Address : constant Address;
+
+ Storage_Unit : constant := 8;
+ Word_Size : constant := 64;
+ Memory_Size : constant := 2 ** 64;
+
+ -- Address comparison
+
+ function "<" (Left, Right : Address) return Boolean;
+ function "<=" (Left, Right : Address) return Boolean;
+ function ">" (Left, Right : Address) return Boolean;
+ function ">=" (Left, Right : Address) return Boolean;
+ function "=" (Left, Right : Address) return Boolean;
+
+ pragma Import (Intrinsic, "<");
+ pragma Import (Intrinsic, "<=");
+ pragma Import (Intrinsic, ">");
+ pragma Import (Intrinsic, ">=");
+ pragma Import (Intrinsic, "=");
+
+ -- Other System-Dependent Declarations
+
+ type Bit_Order is (High_Order_First, Low_Order_First);
+ Default_Bit_Order : constant Bit_Order := High_Order_First;
+ pragma Warnings (Off, Default_Bit_Order); -- kill constant condition warning
+
+ -- Priority-related Declarations (RM D.1)
+
+ -- 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 .. 98;
+ subtype Priority is Any_Priority range 0 .. 97;
+ subtype Interrupt_Priority is Any_Priority range 98 .. 98;
+
+ Default_Priority : constant Priority := 48;
+
+private
+
+ type Address is mod Memory_Size;
+ Null_Address : constant Address := 0;
+
+ --------------------------------------
+ -- System Implementation Parameters --
+ --------------------------------------
+
+ -- These parameters provide information about the target that is used
+ -- by the compiler. They are in the private part of System, where they
+ -- can be accessed using the special circuitry in the Targparm unit
+ -- whose source should be consulted for more detailed descriptions
+ -- of the individual switch values.
+
+ Backend_Divide_Checks : constant Boolean := False;
+ Backend_Overflow_Checks : constant Boolean := False;
+ Command_Line_Args : constant Boolean := True;
+ 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;
+ Machine_Overflows : constant Boolean := False;
+ Machine_Rounds : constant Boolean := True;
+ Preallocated_Stacks : constant Boolean := False;
+ Signed_Zeros : constant Boolean := True;
+ Stack_Check_Default : constant Boolean := False;
+ Stack_Check_Probes : constant Boolean := True;
+ Stack_Check_Limits : constant Boolean := False;
+ Support_64_Bit_Divides : constant Boolean := True;
+ 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 := False;
+ 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;
+
+end System;
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, MaxfeldstraÃe 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: Ada multilib support for powerpc-linux
2008-10-01 7:49 Ada multilib support for powerpc-linux Andreas Schwab
@ 2008-10-01 7:53 ` Arnaud Charlet
0 siblings, 0 replies; 2+ messages in thread
From: Arnaud Charlet @ 2008-10-01 7:53 UTC (permalink / raw)
To: Andreas Schwab; +Cc: gcc-patches
> Tested on powerpc64-suse-linux, testresults here:
> <http://gcc.gnu.org/ml/gcc-testresults/2008-10/msg00022.html>.
>
> Andreas.
>
> 2008-10-01 Andreas Schwab <schwab@suse.de>
>
> * system-linux-ppc64.ads: New file.
> * gcc-interface/Makefile.in: Add multilib handling for
> powerpc-linux.
This is OK, thanks.
Arno
^ permalink raw reply [flat|nested] 2+ messages in thread
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