/* Definitions of target machine for GNU compiler,
for PowerPC NetBSD systems.
Copyright (C) 2002-2017 Free Software Foundation, Inc.
Contributed by Wasabi Systems, Inc.
This file is part of GCC.
GCC 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 3, or (at your
option) any later version.
GCC 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 GCC; see the file COPYING3. If not see
. */
#undef TARGET_OS_CPP_BUILTINS /* FIXME: sysv4.h should not define this! */
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
NETBSD_OS_CPP_BUILTINS_ELF(); \
builtin_define ("__powerpc__"); \
builtin_assert ("cpu=powerpc"); \
builtin_assert ("machine=powerpc"); \
} \
while (0)
/* Override the default from rs6000.h to avoid conflicts with macros
defined in NetBSD header files. */
#undef RS6000_CPU_CPP_ENDIAN_BUILTINS
#define RS6000_CPU_CPP_ENDIAN_BUILTINS() \
do \
{ \
if (BYTES_BIG_ENDIAN) \
{ \
builtin_define ("__BIG_ENDIAN__"); \
builtin_assert ("machine=bigendian"); \
} \
else \
{ \
builtin_define ("__LITTLE_ENDIAN__"); \
builtin_assert ("machine=littleendian"); \
} \
} \
while (0)
/* Make GCC agree with . */
#undef SIZE_TYPE
#define SIZE_TYPE "unsigned int"
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "int"
/* Undo the spec mess from sysv4.h, and just define the specs
the way NetBSD systems actually expect. */
#undef CPP_SPEC
#define CPP_SPEC NETBSD_CPP_SPEC
#undef LINK_SPEC
#define LINK_SPEC \
"%{!msdata=none:%{G*}} %{msdata=none:-G0} \
%(netbsd_link_spec)"
#define NETBSD_ENTRY_POINT "_start"
#undef STARTFILE_SPEC
#define STARTFILE_SPEC NETBSD_STARTFILE_SPEC
#undef ENDFILE_SPEC
#define ENDFILE_SPEC "%(netbsd_endfile_spec)"
#undef LIB_SPEC
#define LIB_SPEC NETBSD_LIB_SPEC
#undef SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS \
{ "netbsd_link_spec", NETBSD_LINK_SPEC_ELF }, \
{ "netbsd_entry_point", NETBSD_ENTRY_POINT }, \
{ "netbsd_endfile_spec", NETBSD_ENDFILE_SPEC },
/* Use standard DWARF numbering for DWARF debugging information. */
#define RS6000_USE_DWARF_NUMBERING