2004-04-27 Wu Yongwei <adah@sh163.net>

[pf3gnuchains/gcc-fork.git] / gcc / config / i386 / scodbx.h

diff --git a/gcc/config/i386/scodbx.h b/gcc/config/i386/scodbx.h
index 58df99b..7da9305 100644 (file)
--- a/gcc/config/i386/scodbx.h
+++ b/gcc/config/i386/scodbx.h
@@ -1,6 +1,6 @@
 /* Definitions for Intel 386 running SCO Unix System V,
    using dbx-in-coff encapsulation.
-   Copyright (C) 1992 Free Software Foundation, Inc.
+   Copyright (C) 1992, 1995, 1996, 1999 Free Software Foundation, Inc.
 
 This file is part of GNU CC.
 
@@ -16,7 +16,8 @@ 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, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
 
 #include "i386/svr3dbx.h"
 
@@ -30,8 +31,8 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
    opcode.  fucomp is only used when generating IEEE compliant code.
    So don't make TARGET_IEEE_FP default for SCO. */
 
-#undef TARGET_DEFAULT
-#define TARGET_DEFAULT 0201
+#undef TARGET_SUBTARGET_DEFAULT
+#define TARGET_SUBTARGET_DEFAULT (MASK_80387 | MASK_FLOAT_RETURNS)
 
 /* Use crt1.o as a startup file and crtn.o as a closing file.  */
 
@@ -49,10 +50,10 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 /* Specify predefined symbols in preprocessor.  */
 
 #undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-Dunix -Di386 -DM_UNIX -DM_I386 -DM_COFF -DM_WORDSWAP"
+#define CPP_PREDEFINES "-Dunix -DM_UNIX -DM_I386 -DM_COFF -DM_WORDSWAP -Asystem=svr3"
 
 #undef CPP_SPEC
-#define CPP_SPEC "%{scointl:-DM_INTERNAT}"
+#define CPP_SPEC "%(cpp_cpu) %{scointl:-DM_INTERNAT}"
 
 /* This spec is used for telling cpp whether char is signed or not.  */
 
@@ -65,24 +66,19 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  "%{!fsigned-char:-D__CHAR_UNSIGNED__ -D_CHAR_UNSIGNED}"
 #endif
 
-/* Use atexit for static destructors, instead of defining
-   our own exit function.  */
-#define HAVE_ATEXIT
-
 /* caller has to pop the extra argument passed to functions that return
    structures. */
 
 #undef RETURN_POPS_ARGS
-#define RETURN_POPS_ARGS(FUNTYPE,SIZE)   \
-  (TREE_CODE (FUNTYPE) == IDENTIFIER_NODE ? 0                  \
+#define RETURN_POPS_ARGS(FUNDECL,FUNTYPE,SIZE)   \
+  ((FUNDECL) && TREE_CODE (FUNDECL) == IDENTIFIER_NODE ? 0     \
    : (TARGET_RTD                                               \
       && (TYPE_ARG_TYPES (FUNTYPE) == 0                                \
          || (TREE_VALUE (tree_last (TYPE_ARG_TYPES (FUNTYPE))) \
              == void_type_node))) ? (SIZE)                     \
    : 0)
 /* On other 386 systems, the last line looks like this:
-   : (aggregate_value_p (FUNTYPE)) ? GET_MODE_SIZE (Pmode) : 0)  */
-
-/* Use periods rather than dollar signs in special g++ assembler names.  */
+   : (aggregate_value_p (TREE_TYPE (FUNTYPE))) ? GET_MODE_SIZE (Pmode) : 0)  */
 
-#define NO_DOLLAR_IN_LABEL
+/* Handle #pragma pack. */
+#define HANDLE_SYSV_PRAGMA