add old compiler with ARM support

1 files changed, 100 insertions, 0 deletions

diff --git a/gcc_arm/config/arm/riscix1-1.h b/gcc_arm/config/arm/riscix1-1.h
new file mode 100755
index 0000000..aa27965
--- /dev/null
+++ b/gcc_arm/config/arm/riscix1-1.h
@@ -0,0 +1,100 @@
+/* Definitions of target machine for GNU compiler.  ARM RISCiX 1.1x version.
+   Copyright (C) 1993, 1995, 1997 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, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, 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 /* CYGNUS LOCAL */
+#define CPP_SPEC "%{m6:-D__arm6__} %{!ansi: -D_BSD_C}"
+#endif /* END CYGNUS LOCAL */
+
+/* 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 SUBTARGET_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 neither. */
+#ifndef NAME__MAIN
+#define NAME__MAIN "__gccmain"
+#define SYMBOL__MAIN __gccmain
+#endif
+
+/* Override the normal default CPU */
+#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm2
+
+#include "arm/aout.h"
+
+#undef CPP_SPEC
+#define CPP_SPEC "\
+%(cpp_cpu_arch) %(cpp_apcs_pc) %(cpp_float) %{!ansi: -D_BSD_C} \
+"
+
+/* 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