Initial revision

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@7532 138bc75d-0d04-0410-961f-82ee72b054a4

2 files changed, 130 insertions, 0 deletions

diff --git a/gcc/config/m68k/ccur-GAS.h b/gcc/config/m68k/ccur-GAS.h
new file mode 100644
index 00000000000..88dd30bed7e
--- /dev/null
+++ b/gcc/config/m68k/ccur-GAS.h
@@ -0,0 +1,127 @@
+/* Definitions of target machine for GNU compiler.  Concurrent 68k version.
+   Copyright (C) 1987, 1988 Free Software Foundation, Inc.
+
+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 1, 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.  */
+
+#ifndef MASSCOMP
+#define MASSCOMP
+#endif
+
+#ifndef CONCURRENT
+#define CONCURRENT
+#endif
+
+#ifndef __mc68000__
+#define __mc68000__
+#endif
+
+#ifndef __mc68020__
+#define __mc68020__
+#endif
+
+#define USE_GAS
+#define MOVE_RATIO 100
+
+#define SPACE_AFTER_L_OPTION
+#define SWITCHES_NEED_SPACES " "
+
+#define TARGET_DEFAULT 0407 /* See m68k.h.  7 means 68020 with 68881.  */
+
+#include "m68k/m68k.h"
+
+#define SIZE_TYPE "int"
+
+/* for 68k machines this only needs to be TRUE for the 68000 */
+
+#undef STRICT_ALIGNMENT     
+#define STRICT_ALIGNMENT 0
+
+/* Names to predefine in the preprocessor for this target machine.  */
+#define CPP_PREDEFINES \
+    "-Dmc68000 -Dmasscomp -DMASSCOMP -Dunix -DLANGUAGE_C -Dconcurrent -DCONCURRENT"
+
+#undef TARGET_VERSION
+#define TARGET_VERSION fprintf (stderr, " (68k, GNU GAS syntax)");
+
+/* Discard internal local symbols beginning with 'L'. */
+#define LINK_SPEC "-X"
+
+/* Every structure or union's size must be a multiple of 4 bytes. */
+#define STRUCTURE_SIZE_BOUNDARY 16 
+
+/* No data type wants to be aligned rounder than this.  */
+#undef BIGGEST_ALIGNMENT
+#define BIGGEST_ALIGNMENT 32
+
+/* Allocation boundary (in *bits*) for storing pointers in memory.  */
+#undef POINTER_BOUNDARY
+#define POINTER_BOUNDARY 32
+
+/* Alignment of field after `int : 0' in a structure.  */
+#undef EMPTY_FIELD_BOUNDARY
+#define EMPTY_FIELD_BOUNDARY 32
+
+/* Allocation boundry in bits for the code of a function */
+#undef  FUNCTION_BOUNDRY
+#define FUNCTION_BOUNDRY 32
+
+/* Make strings long-word aligned so dhrystones will run faster. */
+#define CONSTANT_ALIGNMENT(EXP, ALIGN) \
+   (TREE_CODE (EXP) == STRING_CST \
+    && (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN))
+
+/* Make arrays of chars word-aligned for the same reasons.  */
+#define DATA_ALIGNMENT(TYPE, ALIGN)		\
+  (TREE_CODE (TYPE) == ARRAY_TYPE		\
+   && TYPE_MODE (TREE_TYPE (TYPE)) == QImode	\
+   && (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN))
+
+/* This is BSD, so it wants DBX format.  */
+#define DBX_DEBUGGING_INFO
+
+/* Override parts of m68k.h */
+
+#undef CALL_USED_REGISTERS
+#define CALL_USED_REGISTERS \
+ {1, 1, 0, 0, 0, 0, 0, 0, \
+  1, 1, 0, 0, 0, 0, 0, 1, \
+  1, 1, 0, 0, 0, 0, 1, 1 }
+
+#undef REG_ALLOC_ORDER
+#define REG_ALLOC_ORDER \
+{  0,  1,  2,  3,  4,  5,  6,  7,\
+   8,  9, 10, 11, 12, 13, 14, 15, \
+  16, 17, 22, 23, 18, 19, 20, 21 }
+
+#undef ASM_FILE_START
+#define ASM_FILE_START(FILE)	\
+  fprintf (FILE, "#NO_APP\n.globl fltused\n");
+
+#undef ASM_OUTPUT_ALIGN
+#define ASM_OUTPUT_ALIGN(FILE,LOG)	\
+{ int _LOG = LOG;                       \
+  if (_LOG == 1)			\
+    fprintf (FILE, "\t.even\n");	\
+  else if (_LOG == 2)                   \
+    fprintf (FILE, "\t.align 4\n");     \
+  else if (_LOG != 0)			\
+    fprintf (FILE, "\t.align %d\n", _LOG);\
+}
+
+/* crt0.c should use the vax-bsd style of entry, with a dummy arg.  */
+
+#define CRT0_DUMMIES bogus_fp,
diff --git a/gcc/config/m68k/x-ccur b/gcc/config/m68k/x-ccur
new file mode 100644
index 00000000000..0f94e9da2f0
--- /dev/null
+++ b/gcc/config/m68k/x-ccur
@@ -0,0 +1,3 @@
+# Specify the jobs library when building in the ATT universe. 
+CLIB = -ljobs
+X_CFLAGS = -O0 -DSHORT_ENUM_BUG -Dregister=