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- /* Definitions of target machine for GNU compiler. ARM RISCiX 1.1x version.
- Copyright (C) 1993 Free Software Foundation, Inc.
- Contributed by Richard Earnshaw (rwe11@cl.cam.ac.uk), based on original
- work by Pieter `Tiggr' Schoenmakers (rcpieter@win.tue.nl)
- and Martin Simmons (@harleqn.co.uk).
-
- 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, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* RISCix 1.1x is basically the same as 1.2x except that it doesn't have
- symrename or atexit. */
-
- /* Translation to find startup files. On RISCiX boxes, gcrt0.o is in
- /usr/lib. */
- #define STARTFILE_SPEC \
- "%{pg:/usr/lib/gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}"
-
- #ifndef CPP_PREDEFINES
- #define CPP_PREDEFINES "-Darm -Driscix -Dunix -Asystem(unix) -Acpu(arm) -Amachine(arm)"
- #endif
-
- #ifndef CPP_SPEC
- #define CPP_SPEC "%{m6:-D__arm6__} %{!ansi: -D_BSD_C}"
- #endif
-
- /* Riscix 1.1 doesn't have X/OPEN support, so only accept -mbsd (but ignore
- it).
- By not having -mxopen and -mno-symrename, we get warning messages,
- but everything still compiles. */
- /* None of these is actually used in cc1, so they modify bit 31 */
- #define ARM_EXTRA_TARGET_SWITCHES \
- {"bsd", 0x80000000},
-
-
-
- /* Run-time Target Specification. */
- #define TARGET_VERSION \
- fputs (" (ARM/RISCiX)", stderr);
-
- /* This is used in ASM_FILE_START */
- #define ARM_OS_NAME "RISCiX"
-
- #ifdef riscos
- #define TARGET_WHEN_DEBUGGING 3
- #else
- #define TARGET_WHEN_DEBUGGING 1
- #endif
-
- /* 'char' is signed by default on RISCiX, unsigned on RISCOS. */
- #ifdef riscos
- #define DEFAULT_SIGNED_CHAR 0
- #else
- #define DEFAULT_SIGNED_CHAR 1
- #endif
-
- /* Define this if the target system supports the function atexit form the
- ANSI C standard. If this is not defined, and INIT_SECTION_ASM_OP is not
- defined, a default exit function will be provided to support C++.
- The man page only describes on_exit, but atexit is also there.
- This seems to be missing in early versions. */
- /*#define HAVE_ATEXIT 1 */
- /* Some systems use __main in a way incompatible with its use in gcc, in these
- cases use the macros NAME__MAIN to give a quoted symbol and SYMBOL__MAIN to
- give the same symbol without quotes for an alternative entry point. You
- must define both, or niether. */
- #ifndef NAME__MAIN
- #define NAME__MAIN "__gccmain"
- #define SYMBOL__MAIN __gccmain
- #endif
-
- #include "arm/arm.h"
-
- /* The native RISCiX assembler does not support stabs of any kind; because
- the native assembler is not used by the compiler, Acorn didn't feel it was
- necessary to put them in! */
-
- #ifdef DBX_DEBUGGING_INFO
- #undef DBX_DEBUGGING_INFO
- #endif
-