Imported gcc-4.4.3

[msp430-gcc.git] / gcc / config / i386 / netbsd64.h

diff --git a/gcc/config/i386/netbsd64.h b/gcc/config/i386/netbsd64.h
index 051f33b81f684ab1d011fb71591d13361ab49d9e..5add1032cb46573dd54f23bd4f517d9860618f1a 100644 (file)
--- a/gcc/config/i386/netbsd64.h
+++ b/gcc/config/i386/netbsd64.h
@@ -1,69 +1,56 @@
-/* Definitions of target machine for GNU compiler,
+/* Definitions of target machine for GCC,
    for x86-64/ELF NetBSD systems.
-   Copyright (C) 2002 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2004, 2007 Free Software Foundation, Inc.
    Contributed by Wasabi Systems, Inc.
 
-This file is part of GNU CC.
+This file is part of GCC.
 
-GNU CC is free software; you can redistribute it and/or modify
+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 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
 any later version.
 
-GNU CC is distributed in the hope that it will be useful,
+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 GNU CC; see the file COPYING.  If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.  */
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
 
+#define TARGET_OS_CPP_BUILTINS()               \
+  do                                           \
+    {                                          \
+      NETBSD_OS_CPP_BUILTINS_ELF();            \
+    }                                          \
+  while (0)
 
-/* Provide a LINK_SPEC appropriate for a NetBSD/x86-64 ELF target.
-   This is a copy of LINK_SPEC from <netbsd-elf.h> tweaked for
-   the x86-64 target.  */
 
-#undef LINK_SPEC
-#define LINK_SPEC                                                      \
-  "%{!m32:-m elf_x86_64}                                               \
-   %{m32:-m elf_i386}                                                  \
-   %{assert*} %{R*}                                                    \
-   %{shared:-shared}                                                   \
-   %{!shared:                                                          \
-     -dc -dp                                                           \
-     %{!nostdlib:                                                      \
-       %{!r*:                                                          \
-         %{!e*:-e _start}}}                                            \
-     %{!static:                                                                \
-       %{rdynamic:-export-dynamic}                                     \
-       %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}}      \
-     %{static:-static}}"
-
-
-/* Names to predefine in the preprocessor for this target machine.  */
+/* Extra specs needed for NetBSD/x86-64 ELF.  */
 
-#define CPP_PREDEFINES                                                 \
-  "-D__NetBSD__ -D__ELF__ -Asystem=unix -Asystem=NetBSD"
+#undef SUBTARGET_EXTRA_SPECS
+#define SUBTARGET_EXTRA_SPECS                  \
+  { "netbsd_cpp_spec", NETBSD_CPP_SPEC },      \
+  { "netbsd_link_spec", NETBSD_LINK_SPEC_ELF },        \
+  { "netbsd_entry_point", NETBSD_ENTRY_POINT },
 
 
-/* Provide some extra CPP specs needed by NetBSD/x86_64.  */
-#define CPP_LP64_SPEC "%{!m32:-D_LP64}"
+/* Provide a LINK_SPEC appropriate for a NetBSD/x86-64 ELF target.  */
 
-#define CPP_SUBTARGET_SPEC "%(cpp_lp64)"
+#undef LINK_SPEC
+#define LINK_SPEC \
+  "%{m32:-m elf_i386} \
+   %{m64:-m elf_x86_64} \
+   %(netbsd_link_spec)"
 
-#undef SUBTARGET_EXTRA_SPECS
-#define SUBTARGET_EXTRA_SPECS                                          \
-  { "cpp_lp64", CPP_LP64_SPEC },                                       \
-  { "cpp_subtarget", CPP_SUBTARGET_SPEC },
+#define NETBSD_ENTRY_POINT "_start"
 
 
-/* Provide a CPP_SPEC appropriate for NetBSD.  Currently we deal with
-   our subtarget specs and the GCC option `-posix'.  */
+/* Provide a CPP_SPEC appropriate for NetBSD.  */
 
 #undef CPP_SPEC
-#define CPP_SPEC "%(cpp_cpu) %(cpp_subtarget) %{posix:-D_POSIX_SOURCE}"
+#define CPP_SPEC "%(netbsd_cpp_spec)"
 
 
 /* Output assembler code to FILE to call the profiler.  */
@@ -79,6 +66,7 @@ Boston, MA 02111-1307, USA.  */
     fprintf (FILE, "\tcall __mcount\n");                               \
 }
 
+/* Attempt to enable execute permissions on the stack.  */
+#define ENABLE_EXECUTE_STACK NETBSD_ENABLE_EXECUTE_STACK
 
-#undef TARGET_VERSION
 #define TARGET_VERSION fprintf (stderr, " (NetBSD/x86_64 ELF)");