88 lines
3.1 KiB
C
88 lines
3.1 KiB
C
/* Definitions for Rs6000 running LynxOS.
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Copyright (C) 1995, 1996, 2000, 2002, 2003 Free Software Foundation, Inc.
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Contributed by David Henkel-Wallace, Cygnus Support (gumby@cygnus.com)
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 2, or (at your
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option) any later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to the
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Free Software Foundation, 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA. */
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/* Print subsidiary information on the compiler version in use. */
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#define TARGET_VERSION fprintf (stderr, " (LynxOS-RS/6000)");
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/* LynxOS has signed chars, regardless of what most R/S 6000 systems do */
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#undef DEFAULT_SIGNED_CHAR
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#define DEFAULT_SIGNED_CHAR 1
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#undef TARGET_OS_CPP_BUILTINS
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#define TARGET_OS_CPP_BUILTINS() \
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do \
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{ \
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builtin_assert ("cpu=rs6000"); \
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builtin_assert ("machine=rs6000"); \
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builtin_assert ("system=lynx"); \
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builtin_assert ("system=unix"); \
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builtin_define_std ("Lynx"); \
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builtin_define ("_IBMR2"); \
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builtin_define_std ("unix"); \
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builtin_define_std ("rs6000"); \
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builtin_define_std ("lynx"); \
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builtin_define_std ("LYNX"); \
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} \
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while (0)
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#undef LINK_SPEC
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#define LINK_SPEC "-T0x10001000 -H0x1000 -D0x20000000 -btextro -bhalt:4 -bnodelcsect -bnso -bro -bnoglink %{v} %{b*}"
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#undef LIB_SPEC
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#define LIB_SPEC "%{mthreads:-L/lib/thread/} \
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%{msystem-v:-lc_v -lm.v} \
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%{!msystem-v:%{mposix:-lc_p} -lc -lm}"
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#undef STARTFILE_SPEC
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#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}}}"
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#undef ENDFILE_SPEC
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/* This can become more refined as we have more powerpc options. */
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#undef ASM_SPEC
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#define ASM_SPEC "-u %(asm_cpu)"
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#undef SUBTARGET_SWITCHES
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#define SUBTARGET_SWITCHES \
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{"threads", MASK_THREADS}, \
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{"posix", MASK_POSIX}, \
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{"system-v", MASK_SYSTEM_V},
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#undef SUBTARGET_OVERRIDE_OPTIONS
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#define SUBTARGET_OVERRIDE_OPTIONS \
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do { \
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if (TARGET_SYSTEM_V && profile_flag) \
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warning ("-msystem-v and -p are incompatible"); \
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if (TARGET_SYSTEM_V && TARGET_THREADS) \
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warning ("-msystem-v and -mthreads are incompatible"); \
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} while (0)
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/* For collect2 */
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#define OBJECT_FORMAT_NONE
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#undef OBJECT_FORMAT_COFF
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#undef MD_EXEC_PREFIX
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#undef REAL_LD_FILE_NAME
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#undef REAL_STRIP_FILE_NAME
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/* LynxOS doesn't have mcount. */
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#undef FUNCTION_PROFILER
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#define FUNCTION_PROFILER(file, profile_label_no)
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