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/* Common VxWorks AE target definitions for GNU compiler.
Copyright (C) 2004-2021 Free Software Foundation, Inc.
Contributed by CodeSourcery, LLC.
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
<http://www.gnu.org/licenses/>. */
/* This header should be included after including vx-common.h. */
/* Most of the definitions below this point are versions of the
vxworks.h definitions, without the -mrtp bits. */
/* Resolve subdirectory of VxWorks AE target headers. */
#define VXWORKSAE_TARGET_DIR(SUBDIR) "%:getenv(WIND_BASE /target" SUBDIR ")"
/* Include target/vThreads/h or target/h (depending on the compilation
mode), and then target/val/h (in either mode). The macros defined
are in the user's namespace, but the VxWorks headers require
them. */
#undef VXWORKS_ADDITIONAL_CPP_SPEC
#define VXWORKS_ADDITIONAL_CPP_SPEC " \
%{!nostdinc:%{isystem*}} \
%{mvthreads:-DVTHREADS=1 \
%{!nostdinc:-isystem " VXWORKSAE_TARGET_DIR("/vThreads/h") "}} \
%{!mvthreads:-DAE653_BUILD=1 \
%{!nostdinc:-isystem " VXWORKSAE_TARGET_DIR("/h") "}} \
%{!nostdinc:-isystem " VXWORKSAE_TARGET_DIR("/val/h") "}"
#undef VXWORKS_LIB_SPEC
#define VXWORKS_LIB_SPEC ""
#undef VXWORKS_LINK_SPEC
#define VXWORKS_LINK_SPEC \
"-r %{v:-V}"
#undef VXWORKS_LIBGCC_SPEC
#define VXWORKS_LIBGCC_SPEC \
"-lgcc"
/* The VxWorks AE ports features are restricted on purpose. No RTPs,
for example. */
#undef TARGET_VXWORKS_HAVE_CTORS_DTORS
#define TARGET_VXWORKS_HAVE_CTORS_DTORS 0
#undef VXWORKS_STARTFILE_SPEC
#define VXWORKS_STARTFILE_SPEC ""
#define VXWORKS_KIND VXWORKS_KIND_AE
/* Both kernels and RTPs have the facilities required by this macro. */
#define TARGET_POSIX_IO
/* The AE/653 system headers all predate the introduction of _VX_ prefixes
ahead of CPU families of macros. */
#define VX_CPU_PREFIX ""
/* A VxWorks 653 implementation of TARGET_OS_CPP_BUILTINS. */
#define VXWORKS_OS_CPP_BUILTINS() \
do \
{ \
builtin_define ("__vxworks"); \
builtin_define ("__VXWORKS__"); \
} \
while (0)
/* Do VxWorks-specific parts of TARGET_OPTION_OVERRIDE. */
/* None of the VxWorks AE/653/MILS ports to date has native TLS support. */
#define VXWORKS_HAVE_TLS 0
#undef VXWORKS_OVERRIDE_OPTIONS
#define VXWORKS_OVERRIDE_OPTIONS vxworks_override_options ()
extern void vxworks_override_options (void);
/* Default dwarf control values, for non-gdb debuggers that come with
VxWorks. */
#undef VXWORKS_DWARF_VERSION_DEFAULT
#define VXWORKS_DWARF_VERSION_DEFAULT 2
#undef DWARF_GNAT_ENCODINGS_DEFAULT
#define DWARF_GNAT_ENCODINGS_DEFAULT DWARF_GNAT_ENCODINGS_ALL