Initial revision

From-SVN: r10199

gcc/config/m68k/linux-aout.h

+/* Definitions for Motorola m68k running Linux
+   Copyright (C) 1995 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, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#include <m68k/m68k.h>
+#include <linux-aout.h>
+
+/* 68020 with 68881 */
+#define TARGET_DEFAULT 7
+
+#define DBX_DEBUGGING_INFO
+
+#define CPP_PREDEFINES \
+  "-Dunix -Dmc68000 -Dmc68020 -Dlinux -Asystem(unix) -Asystem(posix) -Acpu(m68k) -Amachine(m68k)"
+
+#undef CPP_SPEC
+#if TARGET_DEFAULT & 2
+#define CPP_SPEC \
+  "%{!msoft-float:-D__HAVE_68881__} %{posix:-D_POSIX_SOURCE}"
+#else
+#define CPP_SPEC \
+  "%{m68881:-D__HAVE_68881__} %{posix:-D_POSIX_SOURCE}"
+#endif
+
+#undef SUBTARGET_SWITCHES
+#define SUBTARGET_SWITCHES	{"ieee-fp", 0},
+
+#undef ASM_SPEC
+#define ASM_SPEC \
+  "%{m68030} %{m68040} %{fpic:-k} %{fPIC:-k}"
+
+#undef LIB_SPEC
+#if 1
+/* We no longer link with libc_p.a or libg.a by default.  If you want
+   to profile or debug the Linux C library, please add -lc_p or -ggdb
+   to LDFLAGS at the link time, respectively.  */
+#define LIB_SPEC \
+  "%{mieee-fp:-lieee} %{p:-lgmon} %{pg:-lgmon} %{!ggdb:-lc} %{ggdb:-lg}"
+#else
+#define LIB_SPEC \
+  "%{mieee-fp:-lieee} %{p:-lgmon -lc_p} %{pg:-lgmon -lc_p} %{!p:%{!pg:%{!g*:-lc} %{g*:-lg}}}"
+#endif
+
+/* We want to pass -v to linker */
+#undef LINK_SPEC
+#define LINK_SPEC	"-m m68klinux %{v:-dll-verbose}"
+
+#define SIZE_TYPE "unsigned int"
+#define PTRDIFF_TYPE "int"
+
+/* Generate calls to memcpy, memcmp and memset.  */
+#define TARGET_MEM_FUNCTIONS
+
+/* Don't default to pcc-struct-return, because gcc is the only compiler.  */
+#undef PCC_STATIC_STRUCT_RETURN
+#define DEFAULT_PCC_STRUCT_RETURN 0
+
+/* Allow folding division by zero.  */
+#define REAL_INFINITY

gcc/config/m68k/t-linux

+# Don't make libgcc1.a
+LIBGCC1 =
+CROSS_LIBGCC1 =
+# On Linux we can print long double
+ENQUIRE_CFLAGS = -DNO_MEM -O0