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/* Definitions for Rs6000 running LynxOS.
Copyright (C) 1995, 1996, 2000, 2002, 2003 Free Software Foundation, Inc.
Contributed by David Henkel-Wallace, Cygnus Support (gumby@cygnus.com)
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. */
/* Print subsidiary information on the compiler version in use. */
#define TARGET_VERSION fprintf (stderr, " (LynxOS-RS/6000)");
/* LynxOS has signed chars, regardless of what most R/S 6000 systems do */
#undef DEFAULT_SIGNED_CHAR
#define DEFAULT_SIGNED_CHAR 1
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
builtin_assert ("cpu=rs6000"); \
builtin_assert ("machine=rs6000"); \
builtin_assert ("system=lynx"); \
builtin_assert ("system=unix"); \
builtin_define_std ("Lynx"); \
builtin_define ("_IBMR2"); \
builtin_define_std ("unix"); \
builtin_define_std ("rs6000"); \
builtin_define_std ("lynx"); \
builtin_define_std ("LYNX"); \
} \
while (0)
#undef LINK_SPEC
#define LINK_SPEC "-T0x10001000 -H0x1000 -D0x20000000 -btextro -bhalt:4 -bnodelcsect -bnso -bro -bnoglink %{v} %{b*}"
#undef LIB_SPEC
#define LIB_SPEC "%{mthreads:-L/lib/thread/} \
%{msystem-v:-lc_v -lm.v} \
%{!msystem-v:%{mposix:-lc_p} -lc -lm}"
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "%{p:%{mthreads:thread/pinit.o%s}%{!mthreads:pinit.o%s}}%{!p:%{msystem-v:vinit.o%s -e_start}%{!msystem-v:%{mthreads:thread/init.o%s}%{!mthreads:init.o%s}}}"
#undef ENDFILE_SPEC
/* This can become more refined as we have more powerpc options. */
#undef ASM_SPEC
#define ASM_SPEC "-u %(asm_cpu)"
#undef SUBTARGET_SWITCHES
#define SUBTARGET_SWITCHES \
{"threads", MASK_THREADS}, \
{"posix", MASK_POSIX}, \
{"system-v", MASK_SYSTEM_V},
#undef SUBTARGET_OVERRIDE_OPTIONS
#define SUBTARGET_OVERRIDE_OPTIONS \
do { \
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"); \
} while (0)
/* For collect2 */
#define OBJECT_FORMAT_NONE
#undef OBJECT_FORMAT_COFF
#undef MD_EXEC_PREFIX
#undef REAL_LD_FILE_NAME
#undef REAL_STRIP_FILE_NAME
/* LynxOS doesn't have mcount. */
#undef FUNCTION_PROFILER
#define FUNCTION_PROFILER(file, profile_label_no)
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