97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/* Definitions of target machine for GNU compiler,
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for PowerPC NetBSD systems.
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Copyright (C) 2002-2021 Free Software Foundation, Inc.
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Contributed by Wasabi Systems, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 3, or (at your
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option) any later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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/* Undef gnu-user.h macros we don't want. */
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#undef CPLUSPLUS_CPP_SPEC
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#undef LINK_GCC_C_SEQUENCE_SPEC
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#undef TARGET_OS_CPP_BUILTINS /* FIXME: sysv4.h should not define this! */
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#define TARGET_OS_CPP_BUILTINS() \
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do \
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{ \
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NETBSD_OS_CPP_BUILTINS_ELF(); \
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builtin_define ("__powerpc__"); \
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builtin_assert ("cpu=powerpc"); \
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builtin_assert ("machine=powerpc"); \
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} \
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while (0)
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/* Override the default from rs6000.h to avoid conflicts with macros
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defined in NetBSD header files. */
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#undef RS6000_CPU_CPP_ENDIAN_BUILTINS
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#define RS6000_CPU_CPP_ENDIAN_BUILTINS() \
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do \
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{ \
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if (BYTES_BIG_ENDIAN) \
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{ \
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builtin_define ("__BIG_ENDIAN__"); \
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builtin_assert ("machine=bigendian"); \
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} \
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else \
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{ \
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builtin_define ("__LITTLE_ENDIAN__"); \
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builtin_assert ("machine=littleendian"); \
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} \
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} \
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while (0)
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/* Make GCC agree with <machine/ansi.h>. */
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#undef SIZE_TYPE
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#define SIZE_TYPE "unsigned int"
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#undef PTRDIFF_TYPE
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#define PTRDIFF_TYPE "int"
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/* Undo the spec mess from sysv4.h, and just define the specs
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the way NetBSD systems actually expect. */
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#undef CPP_SPEC
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#define CPP_SPEC NETBSD_CPP_SPEC
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#undef LINK_SPEC
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#define LINK_SPEC \
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"%{!msdata=none:%{G*}} %{msdata=none:-G0} \
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%(netbsd_link_spec)"
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#define NETBSD_ENTRY_POINT "_start"
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC NETBSD_STARTFILE_SPEC
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#undef ENDFILE_SPEC
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#define ENDFILE_SPEC "%(netbsd_endfile_spec)"
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#undef LIB_SPEC
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#define LIB_SPEC NETBSD_LIB_SPEC
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#undef SUBTARGET_EXTRA_SPECS
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#define SUBTARGET_EXTRA_SPECS \
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{ "netbsd_link_spec", NETBSD_LINK_SPEC_ELF }, \
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{ "netbsd_entry_point", NETBSD_ENTRY_POINT }, \
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{ "netbsd_endfile_spec", NETBSD_ENDFILE_SPEC },
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/* Use standard DWARF numbering for DWARF debugging information. */
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#define RS6000_USE_DWARF_NUMBERING
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