97 lines
3.4 KiB
C
97 lines
3.4 KiB
C
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/* Common VxWorks AE target definitions for GNU compiler.
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Copyright (C) 2004-2021 Free Software Foundation, Inc.
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Contributed by CodeSourcery, LLC.
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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 under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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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/* This header should be included after including vx-common.h. */
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/* Most of the definitions below this point are versions of the
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vxworks.h definitions, without the -mrtp bits. */
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/* Resolve subdirectory of VxWorks AE target headers. */
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#define VXWORKSAE_TARGET_DIR(SUBDIR) "%:getenv(WIND_BASE /target" SUBDIR ")"
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/* Include target/vThreads/h or target/h (depending on the compilation
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mode), and then target/val/h (in either mode). The macros defined
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are in the user's namespace, but the VxWorks headers require
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them. */
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#undef VXWORKS_ADDITIONAL_CPP_SPEC
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#define VXWORKS_ADDITIONAL_CPP_SPEC " \
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%{!nostdinc:%{isystem*}} \
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%{mvthreads:-DVTHREADS=1 \
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%{!nostdinc:-isystem " VXWORKSAE_TARGET_DIR("/vThreads/h") "}} \
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%{!mvthreads:-DAE653_BUILD=1 \
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%{!nostdinc:-isystem " VXWORKSAE_TARGET_DIR("/h") "}} \
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%{!nostdinc:-isystem " VXWORKSAE_TARGET_DIR("/val/h") "}"
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#undef VXWORKS_LIB_SPEC
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#define VXWORKS_LIB_SPEC ""
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#undef VXWORKS_LINK_SPEC
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#define VXWORKS_LINK_SPEC \
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"-r %{v:-V}"
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#undef VXWORKS_LIBGCC_SPEC
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#define VXWORKS_LIBGCC_SPEC \
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"-lgcc"
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/* The VxWorks AE ports features are restricted on purpose. No RTPs,
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for example. */
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#undef TARGET_VXWORKS_HAVE_CTORS_DTORS
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#define TARGET_VXWORKS_HAVE_CTORS_DTORS 0
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#undef VXWORKS_STARTFILE_SPEC
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#define VXWORKS_STARTFILE_SPEC ""
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#define VXWORKS_KIND VXWORKS_KIND_AE
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/* Both kernels and RTPs have the facilities required by this macro. */
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#define TARGET_POSIX_IO
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/* The AE/653 system headers all predate the introduction of _VX_ prefixes
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ahead of CPU families of macros. */
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#define VX_CPU_PREFIX ""
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/* A VxWorks 653 implementation of TARGET_OS_CPP_BUILTINS. */
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#define VXWORKS_OS_CPP_BUILTINS() \
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do \
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{ \
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builtin_define ("__vxworks"); \
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builtin_define ("__VXWORKS__"); \
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} \
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while (0)
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/* Do VxWorks-specific parts of TARGET_OPTION_OVERRIDE. */
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/* None of the VxWorks AE/653/MILS ports to date has native TLS support. */
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#define VXWORKS_HAVE_TLS 0
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#undef VXWORKS_OVERRIDE_OPTIONS
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#define VXWORKS_OVERRIDE_OPTIONS vxworks_override_options ()
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extern void vxworks_override_options (void);
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/* Default dwarf control values, for non-gdb debuggers that come with
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VxWorks. */
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#undef VXWORKS_DWARF_VERSION_DEFAULT
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#define VXWORKS_DWARF_VERSION_DEFAULT 2
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#undef DWARF_GNAT_ENCODINGS_DEFAULT
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#define DWARF_GNAT_ENCODINGS_DEFAULT DWARF_GNAT_ENCODINGS_ALL
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