Imported gcc-4.4.3

[msp430-gcc.git] / gcc / config / xtensa / linux.h

diff --git a/gcc/config/xtensa/linux.h b/gcc/config/xtensa/linux.h
index 9f63b7034499c092d5ff36032a76ad484684782c..69ab626b20114e319e5b0e0124a524d797fe460b 100644 (file)
--- a/gcc/config/xtensa/linux.h
+++ b/gcc/config/xtensa/linux.h
@@ -1,12 +1,13 @@
 /* Xtensa Linux configuration.
    Derived from the configuration for GCC for Intel i386 running Linux.
 /* Xtensa Linux configuration.
    Derived from the configuration for GCC for Intel i386 running Linux.

-   Copyright (C) 2001, 2002 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2002, 2003, 2006, 2007, 2008
+   Free Software Foundation, Inc.

 
 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
 
 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 2, or (at your option) any later
+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
 version.
 
 GCC is distributed in the hope that it will be useful, but WITHOUT ANY


@@ -15,29 +16,34 @@ 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
 for more details.
 
 You should have received a copy of the GNU General Public License

-along with GCC; 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() LINUX_TARGET_OS_CPP_BUILTINS()
+
+#undef SUBTARGET_CPP_SPEC
+#define SUBTARGET_CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"

 
 #undef TARGET_VERSION
 #define TARGET_VERSION fputs (" (Xtensa GNU/Linux with ELF)", stderr);
 
 
 #undef TARGET_VERSION
 #define TARGET_VERSION fputs (" (Xtensa GNU/Linux with ELF)", stderr);
 

+#undef WCHAR_TYPE
+#define WCHAR_TYPE "long int"
+
+#undef WCHAR_TYPE_SIZE
+#define WCHAR_TYPE_SIZE 32
+

 #undef ASM_SPEC
 #undef ASM_SPEC

-#define ASM_SPEC "%{v} %{mno-density:--no-density} \
-                  %{mtext-section-literals:--text-section-literals} \
-                  %{mno-text-section-literals:--no-text-section-literals} \
-                 %{mtarget-align:--target-align} \
-                 %{mno-target-align:--no-target-align} \
-                 %{mlongcalls:--longcalls} \
-                 %{mno-longcalls:--no-longcalls}"
-
-#undef ASM_FINAL_SPEC
-
-#undef LIB_SPEC
-#define LIB_SPEC \
-  "%{shared: -lc} \
-   %{!shared: %{pthread:-lpthread} \
-   %{profile:-lc_p} %{!profile: -lc}}"
+#define ASM_SPEC \
+ "%{v} \
+  %{mtext-section-literals:--text-section-literals} \
+  %{mno-text-section-literals:--no-text-section-literals} \
+  %{mtarget-align:--target-align} \
+  %{mno-target-align:--no-target-align} \
+  %{mlongcalls:--longcalls} \
+  %{mno-longcalls:--no-longcalls}"
+
+#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"

 
 #undef LINK_SPEC
 #define LINK_SPEC \
 
 #undef LINK_SPEC
 #define LINK_SPEC \


@@ -46,49 +52,14 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
     %{!ibcs: \
       %{!static: \
         %{rdynamic:-export-dynamic} \
     %{!ibcs: \
       %{!static: \
         %{rdynamic:-export-dynamic} \

-        %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
+        %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \

       %{static:-static}}}"
 
       %{static:-static}}}"
 

-#undef CPP_PREDEFINES
-#define CPP_PREDEFINES \
- "-D__XTENSA__ -D__ELF__ -Acpu=xtensa -Amachine=xtensa \
-  -Dunix -D__gnu_linux__ -Dlinux -Asystem=posix"
-

 #undef LOCAL_LABEL_PREFIX
 #define LOCAL_LABEL_PREFIX     "."
 
 #undef LOCAL_LABEL_PREFIX
 #define LOCAL_LABEL_PREFIX     "."
 

-/* Don't switch sections in the middle of a literal pool! */
-#undef SELECT_RTX_SECTION
-#define SELECT_RTX_SECTION(MODE,RTX,ALIGN)
-

 /* Always enable "-fpic" for Xtensa Linux.  */
 #define XTENSA_ALWAYS_PIC 1
 
 /* Always enable "-fpic" for Xtensa Linux.  */
 #define XTENSA_ALWAYS_PIC 1
 

-/* Redefine the standard ELF version of ASM_DECLARE_FUNCTION_SIZE to
-   allow adding the ".end literal_prefix" directive at the end of the
-   function.  */
-#undef ASM_DECLARE_FUNCTION_SIZE
-#define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL)           \
-  do                                                           \
-    {                                                          \
-      if (!flag_inhibit_size_directive)                                \
-       {                                                       \
-         char label[256];                                      \
-         static int labelno;                                   \
-                                                               \
-         labelno++;                                            \
-                                                               \
-         ASM_GENERATE_INTERNAL_LABEL (label, "Lfe", labelno);  \
-         ASM_OUTPUT_INTERNAL_LABEL (FILE, "Lfe", labelno);     \
-                                                               \
-         fprintf (FILE, "%s", SIZE_ASM_OP);                    \
-         assemble_name (FILE, (FNAME));                        \
-         fprintf (FILE, ",");                                  \
-         assemble_name (FILE, label);                          \
-         fprintf (FILE, "-");                                  \
-         assemble_name (FILE, (FNAME));                        \
-         putc ('\n', FILE);                                    \
-       }                                                       \
-      XTENSA_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL);         \
-    }                                                          \
-  while (0)
+#define MD_UNWIND_SUPPORT "config/xtensa/linux-unwind.h"
+