From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17937 invoked by alias); 17 Jan 2002 09:16:05 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 17874 invoked by uid 71); 17 Jan 2002 09:16:02 -0000 Resent-Date: 17 Jan 2002 09:16:02 -0000 Resent-Message-ID: <20020117091602.17872.qmail@sources.redhat.com> Resent-From: gcc-gnats@gcc.gnu.org (GNATS Filer) Resent-To: nobody@gcc.gnu.org Resent-Cc: gcc-prs@gcc.gnu.org, gcc-bugs@gcc.gnu.org Resent-Reply-To: gcc-gnats@gcc.gnu.org, zack@codesourcery.com Received:(qmail 15220 invoked by uid 61); 17 Jan 2002 09:11:36 -0000 Message-Id:<20020117091136.15218.qmail@sources.redhat.com> Date: Thu, 17 Jan 2002 01:16:00 -0000 From: zack@codesourcery.com Reply-To: zack@codesourcery.com To: gcc-gnats@gcc.gnu.org X-Send-Pr-Version:gnatsweb-2.9.3 (1.1.1.1.2.31) Subject: target/5410: NetBSD/i386/ELF configuration should be pushed to 3.0 branch X-SW-Source: 2002-01/txt/msg00612.txt.bz2 List-Id: >Number: 5410 >Category: target >Synopsis: NetBSD/i386/ELF configuration should be pushed to 3.0 branch >Confidential: no >Severity: serious >Priority: medium >Responsible: unassigned >State: open >Class: change-request >Submitter-Id: net >Arrival-Date: Thu Jan 17 01:16:00 PST 2002 >Closed-Date: >Last-Modified: >Originator: zack@codesourcery.com >Release: gcc-3.0.3 >Organization: >Environment: i386-unknown-netbsdelf1.5.2 >Description: Bootstrap fails on i?86-*-netbsdelf*. This is believed to be because the target headers and config.gcc stanza for this target pattern are only present on the mainline, not the 3.0 branch. Suggested patch is attached to this PR. >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: >Unformatted: ----gnatsweb-attachment---- Content-Type: text/plain; name="gcc-3.0-netbsd-1.5.diff" Content-Disposition: inline; filename="gcc-3.0-netbsd-1.5.diff" Index: config.gcc =================================================================== RCS file: /cvs/gcc/egcs/gcc/config.gcc,v retrieving revision 1.27.2.18 diff -u -p -r1.27.2.18 config.gcc --- config.gcc 2001/11/18 00:29:45 1.27.2.18 +++ config.gcc 2002/01/17 09:11:18 @@ -1134,6 +1134,13 @@ i[34567]86-*-freebsd[12] | i[34567]86-*- i[34567]86-*-freebsd*) tm_file="${tm_file} i386/att.h svr4.h ${fbsd_tm_file} i386/freebsd.h i386/perform.h" ;; +i[34567]86-*-netbsdelf*) + xm_defines=POSIX + tm_file="${tm_file} i386/att.h svr4.h i386/netbsd-elf.h" + tmake_file=t-netbsd + gnu_ld=yes + float_format=i386 + ;; i[34567]86-*-netbsd*) tm_file=i386/netbsd.h tmake_file=t-netbsd Index: config/i386/netbsd-elf.h =================================================================== RCS file: netbsd-elf.h diff -N netbsd-elf.h --- /dev/null Tue May 5 13:32:27 1998 +++ netbsd-elf.h Thu Jan 17 01:11:18 2002 @@ -0,0 +1,192 @@ +/* Definitions of target machine for GNU compiler, + for i386/ELF NetBSD systems. + Copyright (C) 2001 Free Software Foundation, Inc. + Contributed by matthew green + +This file is part of GNU CC. + +GNU CC is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU CC is distributed in the hope that it will be useful, +but WITHOUT 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 +along with GNU CC; see the file COPYING. If not, write to +the Free Software Foundation, 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +/* Provide a LIB_SPEC appropriate for NetBSD. Just select the appropriate + libc, depending on whether we're doing profiling; if `-posix' is specified, + link against the appropriate libposix first. */ + +#undef LIB_SPEC +#define LIB_SPEC \ + "%{posix:%{!p:%{!pg:-lposix}}%{p:-lposix_p}%{pg:-lposix_p}} \ + %{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}" + +/* Provide a STARTFILE_SPEC appropriate for NetBSD ELF targets. Here we + provide support for the special GCC option -static. On ELF targets, + we also add the crtbegin.o file which provides part of the support + for getting C++ file-scope static objects constructed before entering + `main'. We use the NetBSD crt0. */ + +#undef STARTFILE_SPEC +#define STARTFILE_SPEC \ + "%{!shared: \ + %{pg:gcrt0%O%s} \ + %{!pg: \ + %{p:gcrt0%O%s} \ + %{!p:crt0%O%s}}} \ + %{!shared:crtbegin%O%s} %{shared:crtbeginS%O%s}" + +/* Provide an ENDFILE_SPEC approrpiate for NetBSD ELF targets. Here we + add crtend.o, which provides part of the support for getting C++ + file-scope static objects deconstructed after exiting `main'. */ + +#undef ENDFILE_SPEC +#define ENDFILE_SPEC \ + "%{!shared:crtend%O%s} %{shared:crtendS%O%s}" + +/* Provide a LINK_SPEC appropriate for a NetBSD/i386 ELF target. Only + the linker emulation is i386-specific. The rest are + common to all ELF targets, except for the name of the start function. */ + +#undef LINK_SPEC +#define LINK_SPEC \ + "-m elf_i386 \ + %{assert*} %{R*} \ + %{shared:-shared} \ + %{!shared: \ + -dp \ + %{!nostdlib:%{!r*:%{!e*:-e __start}}} \ + %{!static: \ + -dy %{rdynamic:-export-dynamic} \ + %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}} \ + %{static:-static}}" + +/* Provide a CPP_SPEC appropriate for NetBSD. Current we just deal with + the GCC option `-posix'. */ + +#undef CPP_SPEC +#define CPP_SPEC "%{posix:-D_POSIX_SOURCE}" + +/* Provide an ASM_SPEC appropriate for NetBSD. Currently we only deal + with the options for generating PIC code. */ + +#undef ASM_SPEC +#define ASM_SPEC " %| %{fpic:-k} %{fPIC:-k -K}" + +/* Provide a LIB_SPEC appropriate for NetBSD. Just select the appropriate + libc, depending on whether we're doing profiling. */ + +#undef LIB_SPEC +#define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}" + +/* This defines which switch letters take arguments. */ +#undef SWITCH_TAKES_ARG +#define SWITCH_TAKES_ARG(CHAR) \ + (DEFAULT_SWITCH_TAKES_ARG(CHAR) \ + || (CHAR) == 'R') + +/* Implicit library calls should use memcpy, not bcopy, etc. */ + +#define TARGET_MEM_FUNCTIONS + +/* Names to predefine in the preprocessor for this target machine. */ + +#define CPP_PREDEFINES "\ +-Di386 -D__NetBSD__ -D__ELF__ -Asystem(unix) -Asystem(NetBSD)" + +/* Make gcc agree with */ + +#undef SIZE_TYPE +#define SIZE_TYPE "unsigned int" + +#undef PTRDIFF_TYPE +#define PTRDIFF_TYPE "int" + +#undef WCHAR_TYPE +#define WCHAR_TYPE "int" + +#undef WCHAR_UNSIGNED +#define WCHAR_UNSIGNED 0 + +#undef WCHAR_TYPE_SIZE +#define WCHAR_TYPE_SIZE 32 + +#undef WINT_TYPE +#define WINT_TYPE "int" + +/* Output assembler code to FILE to increment profiler label # LABELNO + for profiling a function entry. Under NetBSD/i386, the assembler does + nothing special with -pg. */ + +#undef ASM_APP_ON +#define ASM_APP_ON "#APP\n" + +#undef ASM_APP_OFF +#define ASM_APP_OFF "#NO_APP\n" + +#undef ASM_FINAL_SPEC +#define ASM_FINAL_SPEC "%{pipe:-}" + +#undef DBX_REGISTER_NUMBER +#define DBX_REGISTER_NUMBER(n) svr4_dbx_register_map[n] + +#undef NO_PROFILE_COUNTERS +#define NO_PROFILE_COUNTERS + +#undef HAS_INIT_SECTION + +#undef DEFAULT_VTABLE_THUNKS +#define DEFAULT_VTABLE_THUNKS 1 + +/* This is how we tell the assembler that two symbols have the same value. */ + +#define ASM_OUTPUT_DEF(FILE,NAME1,NAME2) \ + do { assemble_name(FILE, NAME1); \ + fputs(" = ", FILE); \ + assemble_name(FILE, NAME2); \ + fputc('\n', FILE); } while (0) + +/* A C statement to output to the stdio stream FILE an assembler + command to advance the location counter to a multiple of 1<