105 lines
3.2 KiB
C
105 lines
3.2 KiB
C
/* Definitions for Rs6000 running LynxOS.
|
|
Copyright (C) 1995, 1996 Free Software Foundation, Inc.
|
|
Contributed by David Henkel-Wallace, Cygnus Support (gumby@cygnus.com)
|
|
|
|
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, 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <lynx.h>
|
|
|
|
/* Definitions we want to override with those from rs6000.h: */
|
|
#undef LIB_SPEC
|
|
#undef PTRDIFF_TYPE
|
|
#undef WCHAR_TYPE
|
|
#undef WCHAR_TYPE_SIZE
|
|
#undef ASM_FILE_START
|
|
#undef EXTRA_SECTIONS
|
|
#undef READONLY_DATA_SECTION
|
|
#undef EXTRA_SECTION_FUNCTIONS
|
|
#undef SELECT_RTX_SECTION
|
|
#undef SELECT_SECTION
|
|
#undef USER_LABEL_PREFIX
|
|
#undef ASM_OUTPUT_LABELREF
|
|
#undef ASM_OUTPUT_INTERNAL_LABEL
|
|
#undef ASM_GENERATE_INTERNAL_LABEL
|
|
#undef ASM_OUTPUT_COMMON
|
|
#undef ASM_OUTPUT_LOCAL
|
|
#undef ASM_OUTPUT_CONSTRUCTOR
|
|
#undef ASM_OUTPUT_DESTRUCTOR
|
|
#undef CTORS_SECTION_FUNCTION
|
|
#undef DTORS_SECTION_FUNCTION
|
|
|
|
#undef SDB_DEBUGGING_INFO
|
|
#undef DBX_DEBUGGING_INFO
|
|
#undef PREFERRED_DEBUGGING_TYPE
|
|
|
|
#undef FUNCTION_PROFILER
|
|
|
|
#include <rs6000/rs6000.h>
|
|
|
|
/* LynxOS has signed chars, regardless of what most R/S 6000 systems do */
|
|
#undef DEFAULT_SIGNED_CHAR
|
|
#define DEFAULT_SIGNED_CHAR 1
|
|
|
|
#undef CPP_PREDEFINES
|
|
#define CPP_PREDEFINES "-Acpu(rs6000) -Amachine(rs6000) -Asystem(lynx) -Asystem(unix) -DLynx -D_IBMR2 -Dunix -Drs6000 -Dlynx -DLYNX"
|
|
|
|
#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 OBJECT_FORMAT_ROSE
|
|
#undef MD_EXEC_PREFIX
|
|
#undef REAL_LD_FILE_NAME
|
|
#undef REAL_NM_FILE_NAME
|
|
#undef REAL_STRIP_FILE_NAME
|
|
|
|
/* LynxOS doesn't have mcount. */
|
|
#undef FUNCTION_PROFILER
|
|
#define FUNCTION_PROFILER(file, profile_label_no)
|