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authorJing Yu <jingyu@google.com>2009-11-05 15:11:04 -0800
committerJing Yu <jingyu@google.com>2009-11-05 15:11:04 -0800
commitdf62c1c110e8532b995b23540b7e3695729c0779 (patch)
treedbbd4cbdb50ac38011e058a2533ee4c3168b0205 /gcc-4.3.1/gcc/config/vx-common.h
parent8d401cf711539af5a2f78d12447341d774892618 (diff)
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Check in gcc sources for prebuilt toolchains in Eclair.
Diffstat (limited to 'gcc-4.3.1/gcc/config/vx-common.h')
-rw-r--r--gcc-4.3.1/gcc/config/vx-common.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/gcc-4.3.1/gcc/config/vx-common.h b/gcc-4.3.1/gcc/config/vx-common.h
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+/* Target-independent configuration for VxWorks and VxWorks AE.
+ Copyright (C) 2005, 2007 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/>. */
+
+/* VxWorks headers are C++-aware. */
+#undef NO_IMPLICIT_EXTERN_C
+#define NO_IMPLICIT_EXTERN_C
+
+/* Most of these will probably be overridden by subsequent headers. We
+ undefine them here just in case, and define VXWORKS_ versions of each,
+ to be used in port-specific vxworks.h. */
+#undef LIB_SPEC
+#undef LINK_SPEC
+#undef LIBGCC_SPEC
+#define LIBGCC_SPEC VXWORKS_LIBGCC_SPEC
+#undef STARTFILE_SPEC
+#undef ENDFILE_SPEC
+
+/* Most of these macros are overridden in "config/vxworks.h" or
+ "config/vxworksae.h" and are here merely for documentation
+ purposes. */
+#define VXWORKS_ADDITIONAL_CPP_SPEC ""
+#define VXWORKS_LIB_SPEC ""
+#define VXWORKS_LINK_SPEC ""
+#define VXWORKS_LIBGCC_SPEC ""
+#define VXWORKS_STARTFILE_SPEC ""
+#define VXWORKS_ENDFILE_SPEC ""
+
+/* VxWorks cannot have dots in constructor labels, because it uses a
+ mutant variation of collect2 that generates C code instead of
+ assembly. Thus each constructor label must be a legitimate C
+ symbol. FIXME: Have VxWorks use real collect2 instead. */
+#undef NO_DOLLAR_IN_LABEL
+#define NO_DOT_IN_LABEL
+
+/* VxWorks uses wchar_t == unsigned short (UCS2) on all architectures. */
+#undef WCHAR_TYPE
+#define WCHAR_TYPE "short unsigned int"
+#undef WCHAR_TYPE_SIZE
+#define WCHAR_TYPE_SIZE 16
+
+/* Likewise wint_t. */
+#undef WINT_TYPE
+#define WINT_TYPE "short unsigned int"
+#undef WINT_TYPE_SIZE
+#define WINT_TYPE_SIZE 16
+
+/* Dwarf2 unwind info is not supported. */
+#undef DWARF2_UNWIND_INFO
+#define DWARF2_UNWIND_INFO 0
+
+/* VxWorks uses DWARF2. */
+#define DWARF2_DEBUGGING_INFO 1
+#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
+
+/* None of these other formats is supported. */
+#undef DWARF_DEBUGGING_INFO
+#undef DBX_DEBUGGING_INFO
+#undef SDB_DEBUGGING_INFO
+#undef XCOFF_DEBUGGING_INFO
+#undef VMS_DEBUGGING_INFO
+
+/* Kernel mode doesn't have ctors/dtors, but RTP mode does. */
+#define TARGET_HAVE_CTORS_DTORS false
+#define VXWORKS_OVERRIDE_OPTIONS /* empty */
+
+/* No math library needed. */
+#define MATH_LIBRARY ""
+
+/* No profiling. */
+#define VXWORKS_FUNCTION_PROFILER(FILE, LABELNO) do \
+{ \
+ sorry ("profiler support for VxWorks"); \
+} while (0)
+
+/* We occasionally need to distinguish between the VxWorks variants. */
+#define VXWORKS_KIND_NORMAL 1
+#define VXWORKS_KIND_AE 2