101 lines
3.2 KiB
C
101 lines
3.2 KiB
C
/* Definitions for Rs6000 running LynxOS.
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Copyright (C) 1995, 1996, 2000 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 GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public 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 GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Definitions we want to override with those from rs6000.h: */
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#undef LIB_SPEC
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#undef PTRDIFF_TYPE
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#undef WCHAR_TYPE
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#undef WCHAR_TYPE_SIZE
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#undef ASM_FILE_START
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#undef EXTRA_SECTIONS
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#undef READONLY_DATA_SECTION
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#undef EXTRA_SECTION_FUNCTIONS
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#undef SELECT_RTX_SECTION
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#undef SELECT_SECTION
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#undef USER_LABEL_PREFIX
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#undef ASM_OUTPUT_LABELREF
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#undef ASM_OUTPUT_INTERNAL_LABEL
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#undef ASM_GENERATE_INTERNAL_LABEL
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#undef ASM_OUTPUT_COMMON
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#undef ASM_OUTPUT_LOCAL
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#undef SDB_DEBUGGING_INFO
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#undef DBX_DEBUGGING_INFO
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#undef PREFERRED_DEBUGGING_TYPE
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#undef FUNCTION_PROFILER
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#include <rs6000/rs6000.h>
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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 CPP_PREDEFINES
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#define CPP_PREDEFINES "-Acpu=rs6000 -Amachine=rs6000 -Asystem=lynx -Asystem=unix -DLynx -D_IBMR2 -Dunix -Drs6000 -Dlynx -DLYNX"
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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 OBJECT_FORMAT_ROSE
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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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