[patch] v850: Hookize some target macros.

[Kazu Hirata <kazu at cs dot umass dot edu>]

Hi,

Attached is a patch to hookize some target macros.

Built cc1 of v850-unknown-elf.  OK to apply?

Kazu Hirata

2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>

	* config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
	(TARGET_STRUCT_VALUE_RTX): Likewise.
	(TARGET_RETURN_IN_MEMORY): Likewise.
	(TARGET_SETUP_INCOMING_VARARGS): Likewise.
	(v850_return_in_memory): Likewise.
	(v850_setup_incoming_varargs): Likewise.
	* config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
	(SETUP_INCOMING_VARARGS): Likewise.
	(RETURN_IN_MEMORY): Likewise.
	(STRUCT_VALUE): Likewise.

Index: v850.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/config/v850/v850.c,v
retrieving revision 1.83
diff -u -r1.83 v850.c
--- v850.c	31 Dec 2003 17:22:33 -0000	1.83
+++ v850.c	25 Jan 2004 19:48:11 -0000
@@ -1,5 +1,5 @@
 /* Subroutines for insn-output.c for NEC V850 series
-   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
+   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
    Free Software Foundation, Inc.
    Contributed by Jeff Law (law@cygnus.com).
 
@@ -64,6 +64,9 @@
 static void v850_select_section (tree, int, unsigned HOST_WIDE_INT);
 static void v850_encode_data_area    (tree, rtx);
 static void v850_encode_section_info (tree, rtx, int);
+static bool v850_return_in_memory    (tree, tree);
+static void v850_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode,
+					 tree, int *, int);
 
 /* Information about the various small memory areas.  */
 struct small_memory_info small_memory[ (int)SMALL_MEMORY_max ] =
@@ -116,6 +119,17 @@
 #undef TARGET_MACHINE_DEPENDENT_REORG
 #define TARGET_MACHINE_DEPENDENT_REORG v850_reorg
 
+#undef TARGET_PROMOTE_PROTOTYPES
+#define TARGET_PROMOTE_PROTOTYPES hook_bool_tree_true
+
+#undef TARGET_STRUCT_VALUE_RTX
+#define TARGET_STRUCT_VALUE_RTX hook_rtx_tree_int_null
+#undef TARGET_RETURN_IN_MEMORY
+#define TARGET_RETURN_IN_MEMORY v850_return_in_memory
+
+#undef TARGET_SETUP_INCOMING_VARARGS
+#define TARGET_SETUP_INCOMING_VARARGS v850_setup_incoming_varargs
+
 struct gcc_target targetm = TARGET_INITIALIZER;
 
 /* Sometimes certain combinations of command options do not make
@@ -3396,4 +3410,21 @@
     }
   else
     readonly_data_section ();
+}
+
+static bool
+v850_return_in_memory (tree type, tree fntype ATTRIBUTE_UNUSED)
+{
+  /* Return values > 8 bytes in length in memory.  */
+  return int_size_in_bytes (type) > 8 || TYPE_MODE (type) == BLKmode;
+}
+
+static void
+v850_setup_incoming_varargs (CUMULATIVE_ARGS *ca,
+			     enum machine_mode mode ATTRIBUTE_UNUSED,
+			     tree type ATTRIBUTE_UNUSED,
+			     int *pretend_arg_size ATTRIBUTE_UNUSED,
+			     int second_time ATTRIBUTE_UNUSED)
+{
+  ca->anonymous_args = (!TARGET_GHS ? 1 : 0);
 }
Index: v850.h
===================================================================
RCS file: /cvs/gcc/gcc/gcc/config/v850/v850.h,v
retrieving revision 1.92
diff -u -r1.92 v850.h
--- v850.h	31 Dec 2003 17:22:33 -0000	1.92
+++ v850.h	25 Jan 2004 19:48:12 -0000
@@ -1,5 +1,5 @@
 /* Definitions of target machine for GNU compiler. NEC V850 series
-   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
+   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
    Free Software Foundation, Inc.
    Contributed by Jeff Law (law@cygnus.com).
 
@@ -124,7 +124,7 @@
      as GHS.  We don't have enough documentation on their conventions
      to be compatible.
 
-     * Tests of SETUP_INCOMING_VARARGS need to be made runtime checks
+     * Tests of TARGET_SETUP_INCOMING_VARARGS need to be made runtime checks
      since it depends on TARGET_GHS.  */
 #define TARGET_GHS (target_flags & MASK_GHS)
  
@@ -707,9 +707,6 @@
     abort ();								\
 }
 
-/* A guess for the V850.  */
-#define PROMOTE_PROTOTYPES 1
-
 /* Keep the stack pointer constant throughout the function.  */
 #define ACCUMULATE_OUTGOING_ARGS 1
 
@@ -776,10 +773,6 @@
    space allocated by the caller.  */
 #define OUTGOING_REG_PARM_STACK_SPACE
 
-/* Do any setup necessary for varargs/stdargs functions.  */
-#define SETUP_INCOMING_VARARGS(CUM, MODE, TYPE, PAS, SECOND) \
-  (CUM).anonymous_args = (!TARGET_GHS ? 1 : 0);
-
 /* Implement `va_arg'.  */
 #define EXPAND_BUILTIN_VA_ARG(valist, type) \
   v850_va_arg (valist, type)
@@ -812,16 +805,7 @@
 
 #define FUNCTION_VALUE_REGNO_P(N) ((N) == 10)
 
-/* Return values > 8 bytes in length in memory.  */
 #define DEFAULT_PCC_STRUCT_RETURN 0
-#define RETURN_IN_MEMORY(TYPE)  \
-  (int_size_in_bytes (TYPE) > 8 || TYPE_MODE (TYPE) == BLKmode)
-
-/* Register in which address to store a structure value
-   is passed to a function.  On the V850 it's passed as
-   the first parameter.  */
-
-#define STRUCT_VALUE 0
 
 /* EXIT_IGNORE_STACK should be nonzero if, when returning from a function,
    the stack pointer does not matter.  The value is tested only in