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julius |
/* Target-independent configuration for VxWorks and VxWorks AE.
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Copyright (C) 2005, 2007 Free Software Foundation, Inc.
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Contributed by 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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/* VxWorks headers are C++-aware. */
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#undef NO_IMPLICIT_EXTERN_C
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#define NO_IMPLICIT_EXTERN_C
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/* Most of these will probably be overridden by subsequent headers. We
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undefine them here just in case, and define VXWORKS_ versions of each,
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to be used in port-specific vxworks.h. */
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#undef LIB_SPEC
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#undef LINK_SPEC
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#undef LIBGCC_SPEC
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#define LIBGCC_SPEC VXWORKS_LIBGCC_SPEC
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#undef STARTFILE_SPEC
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#undef ENDFILE_SPEC
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/* Most of these macros are overridden in "config/vxworks.h" or
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"config/vxworksae.h" and are here merely for documentation
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purposes. */
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#define VXWORKS_ADDITIONAL_CPP_SPEC ""
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#define VXWORKS_LIB_SPEC ""
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#define VXWORKS_LINK_SPEC ""
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#define VXWORKS_LIBGCC_SPEC ""
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#define VXWORKS_STARTFILE_SPEC ""
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#define VXWORKS_ENDFILE_SPEC ""
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/* VxWorks cannot have dots in constructor labels, because it uses a
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mutant variation of collect2 that generates C code instead of
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assembly. Thus each constructor label must be a legitimate C
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symbol. FIXME: Have VxWorks use real collect2 instead. */
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#undef NO_DOLLAR_IN_LABEL
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#define NO_DOT_IN_LABEL
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/* VxWorks uses wchar_t == unsigned short (UCS2) on all architectures. */
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "short unsigned int"
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE 16
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/* Dwarf2 unwind info is not supported. */
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#define DWARF2_UNWIND_INFO 0
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/* VxWorks uses DWARF2. */
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#define DWARF2_DEBUGGING_INFO 1
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#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
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/* None of these other formats is supported. */
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#undef DWARF_DEBUGGING_INFO
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#undef DBX_DEBUGGING_INFO
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#undef SDB_DEBUGGING_INFO
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#undef XCOFF_DEBUGGING_INFO
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#undef VMS_DEBUGGING_INFO
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/* Kernel mode doesn't have ctors/dtors, but RTP mode does. */
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#define TARGET_HAVE_CTORS_DTORS false
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#define VXWORKS_OVERRIDE_OPTIONS /* empty */
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/* No math library needed. */
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#define MATH_LIBRARY ""
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/* No profiling. */
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#define VXWORKS_FUNCTION_PROFILER(FILE, LABELNO) do \
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{ \
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sorry ("profiler support for VxWorks"); \
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} while (0)
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/* We occasionally need to distinguish between the VxWorks variants. */
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#define VXWORKS_KIND_NORMAL 1
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#define VXWORKS_KIND_AE 2
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