Imported gcc-4.4.3

[msp430-gcc.git] / gcc / config / i386 / vxworks.h

diff --git a/gcc/config/i386/vxworks.h b/gcc/config/i386/vxworks.h
new file mode 100644 (file)
index 0000000..fe56300
--- /dev/null
+++ b/gcc/config/i386/vxworks.h
@@ -0,0 +1,78 @@
+/* IA32 VxWorks target definitions for GNU compiler.
+   Copyright (C) 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
+   Updated 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/>.  */
+
+#define HANDLE_SYSV_PRAGMA 1
+
+#undef  TARGET_VERSION
+#define TARGET_VERSION fprintf (stderr, " (80586, VxWorks syntax)");
+
+#undef  ASM_SPEC
+#define ASM_SPEC "%{v:-v} %{Qy:} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}"
+
+#define TARGET_OS_CPP_BUILTINS()                       \
+  do                                                   \
+    {                                                  \
+      VXWORKS_OS_CPP_BUILTINS ();                      \
+      if (TARGET_386)                                  \
+        builtin_define ("CPU=I80386");                 \
+      else if (TARGET_486)                             \
+        builtin_define ("CPU=I80486");                 \
+      else if (TARGET_PENTIUM)                         \
+        {                                              \
+          builtin_define ("CPU=PENTIUM");              \
+          builtin_define ("CPU_VARIANT=PENTIUM");      \
+        }                                              \
+      else if (TARGET_PENTIUMPRO)                      \
+        {                                              \
+          builtin_define ("CPU=PENTIUM2");             \
+          builtin_define ("CPU_VARIANT=PENTIUMPRO");   \
+        }                                              \
+      else if (TARGET_PENTIUM4)                                \
+        {                                              \
+          builtin_define ("CPU=PENTIUM4");             \
+          builtin_define ("CPU_VARIANT=PENTIUM4");     \
+        }                                              \
+    }                                                  \
+  while (0)
+
+#undef  CPP_SPEC
+#define CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
+#undef  LIB_SPEC
+#define LIB_SPEC VXWORKS_LIB_SPEC
+#undef  STARTFILE_SPEC
+#define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
+#undef  ENDFILE_SPEC
+#define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
+#undef  LINK_SPEC
+#define LINK_SPEC VXWORKS_LINK_SPEC
+
+#undef  SUBTARGET_SWITCHES
+#define SUBTARGET_SWITCHES EXTRA_SUBTARGET_SWITCHES
+
+#undef SUBTARGET_OVERRIDE_OPTIONS
+#define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS
+
+/* No _mcount profiling on VxWorks.  */
+#undef FUNCTION_PROFILER
+#define FUNCTION_PROFILER(FILE,LABELNO) VXWORKS_FUNCTION_PROFILER(FILE,LABELNO)
+
+/* We cannot use PC-relative accesses for VxWorks PIC because there is no
+   fixed gap between segments.  */
+#undef ASM_PREFERRED_EH_DATA_FORMAT