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- /* 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
-