From 58376b85b19d40b3028db530373cb053614e5c0c Mon Sep 17 00:00:00 2001 From: Richard Stallman Date: Mon, 11 Jul 1994 21:05:28 +0000 Subject: [PATCH] Initial revision From-SVN: r7720 --- gcc/config/i386/lynx-ng.h | 30 ++++++++++ gcc/config/lynx-ng.h | 116 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 146 insertions(+) create mode 100644 gcc/config/i386/lynx-ng.h create mode 100644 gcc/config/lynx-ng.h diff --git a/gcc/config/i386/lynx-ng.h b/gcc/config/i386/lynx-ng.h new file mode 100644 index 00000000000..51977d078cd --- /dev/null +++ b/gcc/config/i386/lynx-ng.h @@ -0,0 +1,30 @@ +/* Definitions for Intel 386 running LynxOS, using Lynx's old as and ld. + Copyright (C) 1993 Free Software Foundation, Inc. + +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, 675 Mass Ave, Cambridge, MA 02139, USA. */ + +#include "i386/gstabs.h" +#include "lynx-ng.h" + +#undef CPP_PREDEFINES +#define CPP_PREDEFINES "-Dunix -Di386 -DI386 -DLynx -DIBITS32 -Asystem(unix) -Asystem(lynx) -Acpu(i386) -Amachine(i386)" + +/* Provide required defaults for linker switches. */ + +#undef LINK_SPEC +#define LINK_SPEC "-P1000 %{msystem-v:-V} %{mcoff:-k}" + diff --git a/gcc/config/lynx-ng.h b/gcc/config/lynx-ng.h new file mode 100644 index 00000000000..112b24a487f --- /dev/null +++ b/gcc/config/lynx-ng.h @@ -0,0 +1,116 @@ +/* Target independent definitions for LynxOS, using Lynx's old as and ld. + Copyright (C) 1993 Free Software Foundation, Inc. + +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, 675 Mass Ave, Cambridge, MA 02139, USA. */ + +/* This is for backwards compatibility with older Lynx tools, which use + a version of a.out format. */ + +#undef ASM_SPEC +#define ASM_SPEC "%{mcoff:-C}" + +#undef CPP_SPEC +#define CPP_SPEC "%{mthreads:-D_MULTITHREADED} \ + %{mposix:-D_POSIX_SOURCE} \ + %{msystem-v:-I/usr/include_v}" + +/* Provide required defaults for linker switches. */ + +#undef LINK_SPEC +#define LINK_SPEC "%{msystem-v:-V} %{mcoff:-k}" + +#undef LIB_SPEC +#define LIB_SPEC "%{mthreads:-L/lib/thread/}%{msystem-v:-lc_v}%{!msystem-v:%{mposix:-lc_p} -lc}" + +#undef STARTFILE_SPEC +#define STARTFILE_SPEC "%{p:%{mcoff:pinit1.o%s}%{!mcoff:pinit.o%s}}%{!p:%{msystem-v:%{mcoff:vinit1.o%s}%{!mcoff:vinit.o%s}}%{!msystem-v:%{mcoff:init1.o%s}%{!mcoff:init.o%s}}}" + +#undef ENDFILE_SPEC +#define ENDFILE_SPEC "%{mcoff:initn.o%s} %{p:_etext.o%s}" + +#undef SIZE_TYPE +#define SIZE_TYPE "unsigned int" + +#undef WCHAR_TYPE +#define WCHAR_TYPE "int" + +#undef PTRDIFF_TYPE +#define PTRDIFF_TYPE "long int" + +/* We want to output DBX debugging information. */ + +#define DBX_DEBUGGING_INFO +#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG + +/* We optionally want to be able to produce SDB debugging output so that + we can create debuggable SDB/coff files. This won't be needed when + stabs-in-coff works. */ + +#define SDB_DEBUGGING_INFO + +/* Generate calls to memcpy, memcmp and memset. */ + +#define TARGET_MEM_FUNCTIONS + +/* Handle #pragma pack and sometimes #pragma weak. */ + +#define HANDLE_SYSV_PRAGMA + +#define TARGET_THREADS (target_flags & MASK_THREADS) +#define MASK_THREADS 0x40000000 + +#define TARGET_POSIX (target_flags & MASK_POSIX) +#define MASK_POSIX 0x20000000 + +#define TARGET_SYSTEM_V (target_flags & MASK_SYSTEM_V) +#define MASK_SYSTEM_V 0x10000000 + +#define TARGET_COFF (target_flags & MASK_COFF) +#define MASK_COFF 0x08000000 + +#undef SUBTARGET_SWITCHES +#define SUBTARGET_SWITCHES \ + {"threads", MASK_THREADS}, \ + {"posix", MASK_POSIX}, \ + {"system-v", MASK_SYSTEM_V}, \ + {"coff", MASK_COFF}, + +#undef SUBTARGET_OVERRIDE_OPTIONS +#define SUBTARGET_OVERRIDE_OPTIONS \ +{ if (TARGET_SYSTEM_V && profile_flag) \ + warning ("-msystem-v and -p are incompatible"); \ + if (TARGET_SYSTEM_V && TARGET_THREADS) \ + warning ("-msystem-v and -mthreads are incompatible"); } + +/* Define this so that C++ destructors will use atexit. */ + +#define HAVE_ATEXIT + +/* This is defined only so that we can find the assembler. Everything else + is in /bin. */ + +#define MD_EXEC_PREFIX "/usr/local/lib/gcc-" + +/* This is needed because /bin/ld does not handle -L options correctly. */ + +#define LINK_LIBGCC_SPECIAL_1 + +/* The Lynx linker considers __main to be a possible entry point, so we + must use a different name. */ + +#define NAME__MAIN "____main" +#define SYMBOL__MAIN ____main -- 2.30.2