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/* Definitions of target machine for GNU compiler. System/370 version.
Copyright (C) 1989, 1993, 1995, 1996, 1997, 2003
Free Software Foundation, Inc.
Contributed by Jan Stein (jan@cd.chalmers.se).
Modified for Linux/390 by Linas Vepstas (linas@linas.org)
This file is part of GCC.
GCC 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.
GCC 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 GCC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define TARGET_VERSION fprintf (stderr, " (i370 GNU/Linux with ELF)");
/* Specify that we're generating code for a Linux port to 370 */
#define TARGET_ELF_ABI
/* Target OS preprocessor built-ins. */
#define TARGET_OS_CPP_BUILTINS() \
do { \
builtin_define_std ("unix"); \
builtin_define_std ("linux"); \
builtin_define ("__gnu_linux__"); \
builtin_assert ("system=posix"); \
} while (0)
/* Options for this target machine. */
#define LIBGCC_SPEC "libgcc.a%s"
#ifdef SOME_FUTURE_DAY
#define CPP_SPEC "%{posix: -D_POSIX_SOURCE} %(cpp_sysv) %(cpp_endian_big) \
%{mcall-linux: %(cpp_os_linux) } \
%{!mcall-linux: %(cpp_os_default) }"
#define LIB_SPEC "\
%{mcall-linux: %(lib_linux) } \
%{!mcall-linux:%(lib_default) }"
#define STARTFILE_SPEC "\
%{mcall-linux: %(startfile_linux) } \
%{!mcall-linux: %(startfile_default) }"
#define ENDFILE_SPEC "\
%{mcall-linux: %(endfile_linux) } \
%{!mcall-linux: %(endfile_default) }"
/* GNU/Linux support. */
#ifndef LIB_LINUX_SPEC
#define LIB_LINUX_SPEC "%{mnewlib: --start-group -llinux -lc --end-group } %{!mnewlib: -lc }"
#endif
#ifndef STARTFILE_LINUX_SPEC
#define STARTFILE_LINUX_SPEC "\
%{!shared: %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}} \
%{mnewlib: ecrti.o%s} \
%{!mnewlib: crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}"
#endif
#ifndef ENDFILE_LINUX_SPEC
#define ENDFILE_LINUX_SPEC "\
%{mnewlib: ecrtn.o%s} \
%{!mnewlib: %{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s}"
#endif
#ifndef LINK_START_LINUX_SPEC
#define LINK_START_LINUX_SPEC "-Ttext 0x10000"
#endif
#ifndef LINK_OS_LINUX_SPEC
#define LINK_OS_LINUX_SPEC ""
#endif
#ifndef CPP_OS_LINUX_SPEC
#define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \
%{!ansi: -Dunix -Dlinux } \
-Asystem=unix -Asystem=linux"
#endif
#ifndef CPP_OS_LINUX_SPEC
#define CPP_OS_LINUX_SPEC ""
#endif
/* Define any extra SPECS that the compiler needs to generate. */
#undef SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS \
{ "lib_linux", LIB_LINUX_SPEC }, \
{ "lib_default", LIB_DEFAULT_SPEC }, \
{ "startfile_linux", STARTFILE_LINUX_SPEC }, \
{ "startfile_default", STARTFILE_DEFAULT_SPEC }, \
{ "endfile_linux", ENDFILE_LINUX_SPEC }, \
{ "endfile_default", ENDFILE_DEFAULT_SPEC }, \
{ "link_shlib", LINK_SHLIB_SPEC }, \
{ "link_target", LINK_TARGET_SPEC }, \
{ "link_start", LINK_START_SPEC }, \
{ "link_start_linux", LINK_START_LINUX_SPEC }, \
{ "link_os", LINK_OS_SPEC }, \
{ "link_os_linux", LINK_OS_LINUX_SPEC }, \
{ "link_os_default", LINK_OS_DEFAULT_SPEC }, \
{ "cpp_endian_big", CPP_ENDIAN_BIG_SPEC }, \
{ "cpp_os_linux", CPP_OS_LINUX_SPEC }, \
{ "cpp_os_default", CPP_OS_DEFAULT_SPEC },
#endif /* SOME_FUTURE_DAY */
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