98 lines
2.8 KiB
C
98 lines
2.8 KiB
C
/* Definitions of target machine for GNU compiler,
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for Alpha NetBSD systems.
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Copyright (C) 1998, 2002 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public 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 GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#undef TARGET_DEFAULT
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#define TARGET_DEFAULT (MASK_FP | MASK_FPREGS | MASK_GAS)
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#undef CPP_PREDEFINES
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#define CPP_PREDEFINES \
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"-D__NetBSD__ -D__ELF__ -Asystem=unix -Asystem=NetBSD"
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/* Show that we need a GP when profiling. */
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#undef TARGET_PROFILING_NEEDS_GP
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#define TARGET_PROFILING_NEEDS_GP 1
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/* Provide a CPP_SPEC appropriate for NetBSD/alpha. In addition to
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the standard NetBSD specs, we also handle Alpha FP mode indications. */
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#undef CPP_SPEC
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#define CPP_SPEC \
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"%{mieee:-D_IEEE_FP} \
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%{mieee-with-inexact:-D_IEEE_FP -D_IEEE_FP_INEXACT} \
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%(cpp_cpu) %(cpp_subtarget)"
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#undef CPP_SUBTARGET_SPEC
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#define CPP_SUBTARGET_SPEC \
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"%{posix:-D_POSIX_SOURCE}"
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/* Provide a LINK_SPEC appropriate for a NetBSD/alpha ELF target.
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This is a copy of LINK_SPEC from <netbsd-elf.h> tweaked for
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the alpha target. */
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#undef LINK_SPEC
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#define LINK_SPEC \
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"%{G*} %{relax:-relax} \
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%{O*:-O3} %{!O*:-O1} \
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%{assert*} %{R*} \
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%{shared:-shared} \
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%{!shared: \
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-dc -dp \
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%{!nostdlib: \
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%{!r*: \
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%{!e*:-e __start}}} \
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%{!static: \
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%{rdynamic:-export-dynamic} \
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%{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}} \
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%{static:-static}}"
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/* Provide an ENDFILE_SPEC appropriate for NetBSD/alpha ELF. Here we
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add crtend.o, which provides part of the support for getting
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C++ file-scope static objects deconstructed after exiting "main".
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We also need to handle the GCC option `-ffast-math'. */
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#undef ENDFILE_SPEC
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#define ENDFILE_SPEC \
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"%{ffast-math|funsafe-math-optimizations:crtfm%O%s} \
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%{!shared:crtend%O%s} %{shared:crtendS%O%s}"
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/* Make gcc agree with <machine/ansi.h> */
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "int"
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#undef WCHAR_UNSIGNED
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#define WCHAR_UNSIGNED 0
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE 32
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#undef WINT_TYPE
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#define WINT_TYPE "int"
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#undef TARGET_VERSION
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#define TARGET_VERSION fprintf (stderr, " (NetBSD/alpha ELF)");
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