This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [PATCH][Ada] mips64el multilib support
- From: Laurent GUERBY <laurent at guerby dot net>
- To: Arnaud Charlet <charlet at adacore dot com>
- Cc: gcc-patches <gcc-patches at gcc dot gnu dot org>
- Date: Mon, 04 May 2009 10:46:34 +0200
- Subject: Re: [PATCH][Ada] mips64el multilib support
- References: <1236015644.11347.808.camel@localhost>
Ping.
On Mon, 2009-03-02 at 18:40 +0100, Laurent GUERBY wrote:
> Hi,
>
> With this patch on top of my previous mips64el-linux related patches
> Ada testsuite is clean on the three MIPS ABI 32, n32 and 64
> (excepted for 128 bit long double issue on n32 & 64 ACATS cxg tests
> reported in another mail).
>
> Ok to commit for 4.5 and 4.4.1?
>
> Thanks in advance,
>
> Laurent
>
> 2009-03-02 Laurent GUERBY <laurent@guerby.net>
>
> * system-linux-mips64el.ads: New.
> * gcc-interface/Makefile.in: Fix multilib handling for
> mips64el-linux.
>
>
> Index: gcc/ada/system-linux-mips64el.ads
> ===================================================================
> --- gcc/ada/system-linux-mips64el.ads (revision 0)
> +++ gcc/ada/system-linux-mips64el.ads (revision 0)
> @@ -0,0 +1,154 @@
> +------------------------------------------------------------------------------
> +-- --
> +-- GNAT RUN-TIME COMPONENTS --
> +-- --
> +-- S Y S T E M --
> +-- --
> +-- S p e c --
> +-- (GNU-Linux/MIPS64EL Version) --
> +-- --
> +-- Copyright (C) 1992-2005, 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 := Integer'Last;
> +
> + 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;
> + 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 := 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;
> +
> + 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;
> +
> + Default_Priority : constant Priority := 15;
> +
> +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.
> +
> + AAMP : constant Boolean := False;
> + Backend_Divide_Checks : constant Boolean := False;
> + Backend_Overflow_Checks : constant Boolean := False;
> + 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;
> + Support_Aggregates : constant Boolean := True;
> + Support_Composite_Assign : constant Boolean := True;
> + Support_Composite_Compare : constant Boolean := True;
> + Support_Long_Shifts : 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;
> Index: gcc/ada/gcc-interface/Makefile.in
> ===================================================================
> --- gcc/ada/gcc-interface/Makefile.in (revision 144426)
> +++ gcc/ada/gcc-interface/Makefile.in (working copy)
> @@ -1447,11 +1447,11 @@
> endif
>
> ifeq ($(strip $(filter-out mipsel linux%,$(arch) $(osys))),)
> - LIBGNAT_TARGET_PAIRS = \
> + LIBGNAT_TARGET_PAIRS_COMMON = \
> a-intnam.ads<a-intnam-linux.ads \
> s-inmaop.adb<s-inmaop-posix.adb \
> s-intman.adb<s-intman-posix.adb \
> - s-linux.ads<s-linux.ads \
> + s-linux.ads<s-linux-mipsel.ads \
> s-osinte.adb<s-osinte-posix.adb \
> s-osinte.ads<s-osinte-linux.ads \
> s-osprim.adb<s-osprim-posix.adb \
> @@ -1460,9 +1460,22 @@
> s-tasinf.adb<s-tasinf-linux.adb \
> s-taspri.ads<s-taspri-posix-noaltstack.ads \
> s-tpopsp.adb<s-tpopsp-posix-foreign.adb \
> - g-sercom.adb<g-sercom-linux.adb \
> + g-sercom.adb<g-sercom-linux.adb
> +
> + LIBGNAT_TARGET_PAIRS_32 = \
> system.ads<system-linux-mipsel.ads
>
> + LIBGNAT_TARGET_PAIRS_64 = \
> + system.ads<system-linux-mips64el.ads
> +
> + ifeq ($(strip $(shell $(GCC_FOR_TARGET) $(GNATLIBCFLAGS) -print-multi-os-directory)),../lib64)
> + 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
> @@ -1476,6 +1489,49 @@
> LIBRARY_VERSION := $(LIB_VERSION)
> endif
>
> +ifeq ($(strip $(filter-out mips64el linux%,$(arch) $(osys))),)
> + LIBGNAT_TARGET_PAIRS_COMMON = \
> + a-intnam.ads<a-intnam-linux.ads \
> + s-inmaop.adb<s-inmaop-posix.adb \
> + s-intman.adb<s-intman-posix.adb \
> + s-linux.ads<s-linux-mipsel.ads \
> + s-osinte.adb<s-osinte-posix.adb \
> + s-osinte.ads<s-osinte-linux.ads \
> + s-osprim.adb<s-osprim-posix.adb \
> + s-taprop.adb<s-taprop-linux.adb \
> + s-tasinf.ads<s-tasinf-linux.ads \
> + s-tasinf.adb<s-tasinf-linux.adb \
> + s-taspri.ads<s-taspri-posix-noaltstack.ads \
> + s-tpopsp.adb<s-tpopsp-posix-foreign.adb \
> + g-sercom.adb<g-sercom-linux.adb
> +
> + LIBGNAT_TARGET_PAIRS_32 = \
> + system.ads<system-linux-mipsel.ads
> +
> + LIBGNAT_TARGET_PAIRS_64 = \
> + system.ads<system-linux-mips64el.ads
> +
> + ifeq ($(strip $(shell $(GCC_FOR_TARGET) $(GNATLIBCFLAGS) -print-multi-os-directory)),../lib64)
> + 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
> +
> + EXTRA_GNATRTL_TASKING_OBJS=s-linux.o
> + EH_MECHANISM=-gcc
> + THREADSLIB = -lpthread
> + GNATLIB_SHARED = gnatlib-shared-dual
> + GMEM_LIB = gmemlib
> + PREFIX_OBJS = $(PREFIX_REAL_OBJS)
> + LIBRARY_VERSION := $(LIB_VERSION)
> +endif
> +
> ifeq ($(strip $(filter-out powerpc% linux%,$(arch) $(osys))),)
> LIBGNAT_TARGET_PAIRS_COMMON = \
> a-intnam.ads<a-intnam-linux.ads \
>