From e84efdce90dc7025317e9646ec43638e0fd2c9ed Mon Sep 17 00:00:00 2001 From: Laurent GUERBY Date: Wed, 6 May 2009 21:22:56 +0000 Subject: [PATCH] s-linux.ads, [...]: Define sa_handler_pos. 2009-05-06 Laurent GUERBY * s-linux.ads, s-linux-alpha.ads, s-linux-hppa.ads, osinte-linux.ads: Define sa_handler_pos. * s-osinte-linux.ads: Use it. * s-linux-mipsel.ads: New. * system-linux-mips64el.ads: New. * gcc-interface/Makefile.in: Multilib handling for mipsel-linux and mips64el-linux. From-SVN: r147207 --- gcc/ada/ChangeLog | 10 ++ gcc/ada/gcc-interface/Makefile.in | 62 +++++++++++- gcc/ada/s-linux-alpha.ads | 5 +- gcc/ada/s-linux-hppa.ads | 5 +- gcc/ada/s-linux-mipsel.ads | 118 +++++++++++++++++++++++ gcc/ada/s-linux.ads | 5 +- gcc/ada/s-osinte-linux.ads | 6 +- gcc/ada/system-linux-mips64el.ads | 152 ++++++++++++++++++++++++++++++ 8 files changed, 351 insertions(+), 12 deletions(-) create mode 100644 gcc/ada/s-linux-mipsel.ads create mode 100644 gcc/ada/system-linux-mips64el.ads diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog index ae2e50c454c..7aa209862ab 100644 --- a/gcc/ada/ChangeLog +++ b/gcc/ada/ChangeLog @@ -1,3 +1,13 @@ +2009-05-06 Laurent GUERBY + + * s-linux.ads, s-linux-alpha.ads, s-linux-hppa.ads, + osinte-linux.ads: Define sa_handler_pos. + * s-osinte-linux.ads: Use it. + * s-linux-mipsel.ads: New. + * system-linux-mips64el.ads: New. + * gcc-interface/Makefile.in: Multilib handling for + mipsel-linux and mips64el-linux. + 2009-05-06 Arnaud Charlet * exp_ch5.adb, exp_util.adb, exp_attr.adb, sem_util.adb, sem_res.adb, diff --git a/gcc/ada/gcc-interface/Makefile.in b/gcc/ada/gcc-interface/Makefile.in index c7c515993e7..04553d4b2ce 100644 --- a/gcc/ada/gcc-interface/Makefile.in +++ b/gcc/ada/gcc-interface/Makefile.in @@ -1555,11 +1555,11 @@ ifeq ($(strip $(filter-out mips linux%,$(arch) $(osys))),) endif ifeq ($(strip $(filter-out mipsel linux%,$(arch) $(osys))),) - LIBGNAT_TARGET_PAIRS = \ + LIBGNAT_TARGET_PAIRS_COMMON = \ a-intnam.ads. -- +-- -- +------------------------------------------------------------------------------ + +-- This is the mipsel version of this package + +-- This package encapsulates cpu specific differences between implementations +-- of GNU/Linux, in order to share s-osinte-linux.ads. + +-- PLEASE DO NOT add any with-clauses to this package or remove the pragma +-- Preelaborate. This package is designed to be a bottom-level (leaf) package + +package System.Linux is + pragma Preelaborate; + + ----------- + -- Errno -- + ----------- + + EAGAIN : constant := 11; + EINTR : constant := 4; + EINVAL : constant := 22; + ENOMEM : constant := 12; + EPERM : constant := 1; + ETIMEDOUT : constant := 110; + + ------------- + -- Signals -- + ------------- + + SIGHUP : constant := 1; -- hangup + SIGINT : constant := 2; -- interrupt (rubout) + SIGQUIT : constant := 3; -- quit (ASCD FS) + SIGILL : constant := 4; -- illegal instruction (not reset) + SIGTRAP : constant := 5; -- trace trap (not reset) + SIGIOT : constant := 6; -- IOT instruction + SIGABRT : constant := 6; -- used by abort, replace SIGIOT in the future + SIGFPE : constant := 8; -- floating point exception + SIGKILL : constant := 9; -- kill (cannot be caught or ignored) + SIGBUS : constant := 7; -- bus error + SIGSEGV : constant := 11; -- segmentation violation + SIGPIPE : constant := 13; -- write on a pipe with no one to read it + SIGALRM : constant := 14; -- alarm clock + SIGTERM : constant := 15; -- software termination signal from kill + SIGUSR1 : constant := 10; -- user defined signal 1 + SIGUSR2 : constant := 12; -- user defined signal 2 + SIGCLD : constant := 17; -- alias for SIGCHLD + SIGCHLD : constant := 17; -- child status change + SIGPWR : constant := 30; -- power-fail restart + SIGWINCH : constant := 28; -- window size change + SIGURG : constant := 23; -- urgent condition on IO channel + SIGPOLL : constant := 29; -- pollable event occurred + SIGIO : constant := 29; -- I/O now possible (4.2 BSD) + SIGLOST : constant := 29; -- File lock lost + SIGSTOP : constant := 19; -- stop (cannot be caught or ignored) + SIGTSTP : constant := 20; -- user stop requested from tty + SIGCONT : constant := 18; -- stopped process has been continued + SIGTTIN : constant := 21; -- background tty read attempted + SIGTTOU : constant := 22; -- background tty write attempted + SIGVTALRM : constant := 26; -- virtual timer expired + SIGPROF : constant := 27; -- profiling timer expired + SIGXCPU : constant := 24; -- CPU time limit exceeded + SIGXFSZ : constant := 25; -- filesize limit exceeded + SIGUNUSED : constant := 31; -- unused signal (GNU/Linux) + SIGSTKFLT : constant := 16; -- coprocessor stack fault (Linux) + SIGLTHRRES : constant := 32; -- GNU/LinuxThreads restart signal + SIGLTHRCAN : constant := 33; -- GNU/LinuxThreads cancel signal + SIGLTHRDBG : constant := 34; -- GNU/LinuxThreads debugger signal + + -- struct_sigaction offsets + + sa_handler_pos : constant := Standard'Address_Size / 8; + sa_mask_pos : constant := 2 * Standard'Address_Size / 8; + sa_flags_pos : constant := 0; + + SA_SIGINFO : constant := 16#04#; + SA_ONSTACK : constant := 16#08000000#; + + type struct_pthread_fast_lock is record + status : Long_Integer; + spinlock : Integer; + end record; + pragma Convention (C, struct_pthread_fast_lock); + + type pthread_mutex_t is record + m_reserved : Integer; + m_count : Integer; + m_owner : System.Address; + m_kind : Integer; + m_lock : struct_pthread_fast_lock; + end record; + pragma Convention (C, pthread_mutex_t); + +end System.Linux; diff --git a/gcc/ada/s-linux.ads b/gcc/ada/s-linux.ads index b0612bd2d42..83b07c018e6 100644 --- a/gcc/ada/s-linux.ads +++ b/gcc/ada/s-linux.ads @@ -94,8 +94,9 @@ package System.Linux is -- struct_sigaction offsets - sa_mask_pos : constant := Standard'Address_Size / 8; - sa_flags_pos : constant := 128 + sa_mask_pos; + sa_handler_pos : constant := 0; + sa_mask_pos : constant := Standard'Address_Size / 8; + sa_flags_pos : constant := 128 + sa_mask_pos; SA_SIGINFO : constant := 16#04#; SA_ONSTACK : constant := 16#08000000#; diff --git a/gcc/ada/s-osinte-linux.ads b/gcc/ada/s-osinte-linux.ads index a663aa8de9b..5d2fdccb69f 100644 --- a/gcc/ada/s-osinte-linux.ads +++ b/gcc/ada/s-osinte-linux.ads @@ -513,9 +513,9 @@ private pragma Warnings (Off); for struct_sigaction use record - sa_handler at 0 range 0 .. Standard'Address_Size - 1; - sa_mask at Linux.sa_mask_pos range 0 .. 1023; - sa_flags at Linux.sa_flags_pos range 0 .. Standard'Address_Size - 1; + sa_handler at Linux.sa_handler_pos range 0 .. Standard'Address_Size - 1; + sa_mask at Linux.sa_mask_pos range 0 .. 1023; + sa_flags at Linux.sa_flags_pos range 0 .. Standard'Address_Size - 1; end record; -- We intentionally leave sa_restorer unspecified and let the compiler -- append it after the last field, so disable corresponding warning. diff --git a/gcc/ada/system-linux-mips64el.ads b/gcc/ada/system-linux-mips64el.ads new file mode 100644 index 00000000000..0c848717365 --- /dev/null +++ b/gcc/ada/system-linux-mips64el.ads @@ -0,0 +1,152 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- S Y S T E M -- +-- -- +-- S p e c -- +-- (GNU-Linux/MIPS64EL Version) -- +-- -- +-- Copyright (C) 1992-2009, 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 -- +-- . -- +-- -- +-- 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;