sh.c (sh_option_override): Make static.

	* config/sh/sh.c (sh_option_override): Make static.
	Adjust comments.  Declare.
	(sh_function_value_regno_p): Likewise. 
	(sh_register_move_cost): Modify the arguments, make static.
	Adjust comments.  Declare.
	(TARGET_OPTION_OVERRIDE, TARGET_REGISTER_MOVE_COST
	TARGET_FUNCTION_VALUE_REGNO_P): Define.
	* config/sh/sh.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P
	REGISTER_MOVE_COST): Delete.
	* config/sh/sh-protos.h (sh_override_options): Delete.
	(sh_register_move_cost): Delete.
	(sh_function_value_regno_p): Delete.

From-SVN: r163873

gcc/ChangeLog

+2010-09-05  Naveen H.S  <naveen.S@kpitcummins.com>
+
+	* config/sh/sh.c (sh_option_override): Make static.
+	Adjust comments.  Declare.
+	(sh_function_value_regno_p): Likewise. 
+	(sh_register_move_cost): Modify the arguments, make static.
+	Adjust comments.  Declare.
+	(TARGET_OPTION_OVERRIDE, TARGET_REGISTER_MOVE_COST
+	TARGET_FUNCTION_VALUE_REGNO_P): Define.
+	* config/sh/sh.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P
+	REGISTER_MOVE_COST): Delete.
+	* config/sh/sh-protos.h (sh_override_options): Delete.
+	(sh_register_move_cost): Delete.
+	(sh_function_value_regno_p): Delete.
+
 2010-09-04  Anatoly Sokolov  <aesok@post.ru>
 
 	* config/m32r/m32r.c (m32r_function_value, m32r_libcall_value,

gcc/config/sh/sh-protos.h

@@ -125,7 +125,6 @@ extern bool sh_vector_mode_supported_p (enum machine_mode);
 #endif /* RTX_CODE */
 
 extern void sh_optimization_options (int, int);
-extern void sh_override_options (void);
 extern const char *output_jump_label_table (void);
 extern int sh_handle_pragma (int (*)(void), void (*)(int), const char *);
 extern struct rtx_def *get_fpscr_rtx (void);
@@ -145,8 +144,6 @@ extern bool sh_cannot_change_mode_class
 	      (enum machine_mode, enum machine_mode, enum reg_class);
 extern bool sh_small_register_classes_for_mode_p (enum machine_mode);
 extern void sh_mark_label (rtx, int);
-extern int sh_register_move_cost
-  (enum machine_mode mode, enum reg_class, enum reg_class);
 extern int check_use_sfunc_addr (rtx, rtx);
 
 #ifdef HARD_CONST
@@ -161,7 +158,6 @@ extern rtx sh_get_pr_initial_val (void);
 
 extern int sh_pass_in_reg_p (CUMULATIVE_ARGS *, enum machine_mode, tree);
 extern void sh_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree, signed int, enum machine_mode);
-extern bool sh_function_value_regno_p (const unsigned int);
 extern rtx sh_dwarf_register_span (rtx);
 
 extern rtx replace_n_hard_rtx (rtx, rtx *, int , int);

gcc/config/sh/sh.c

@@ -182,6 +182,7 @@ static rtx find_barrier (int, rtx, rtx);
 static int noncall_uses_reg (rtx, rtx, rtx *);
 static rtx gen_block_redirect (rtx, int, int);
 static void sh_reorg (void);
+static void sh_option_override (void);
 static void output_stack_adjust (int, rtx, int, HARD_REG_SET *, bool);
 static rtx frame_insn (rtx);
 static rtx push (int);
@@ -205,6 +206,7 @@ static bool sh_print_operand_punct_valid_p (unsigned char code);
 static void sh_output_function_epilogue (FILE *, HOST_WIDE_INT);
 static void sh_insert_attributes (tree, tree *);
 static const char *sh_check_pch_target_flags (int);
+static int sh_register_move_cost (enum machine_mode, reg_class_t, reg_class_t);
 static int sh_adjust_cost (rtx, rtx, rtx, int);
 static int sh_issue_rate (void);
 static int sh_dfa_new_cycle (FILE *, int, rtx, int, int, int *sort_p);
@@ -261,6 +263,7 @@ static struct save_entry_s *sh5_schedule_saves (HARD_REG_SET *,
 
 static rtx sh_struct_value_rtx (tree, int);
 static rtx sh_function_value (const_tree, const_tree, bool);
+static bool sh_function_value_regno_p (const unsigned int);
 static rtx sh_libcall_value (enum machine_mode, const_rtx);
 static bool sh_return_in_memory (const_tree, const_tree);
 static rtx sh_builtin_saveregs (void);
@@ -334,6 +337,9 @@ static const struct attribute_spec sh_attribute_table[] =
 #undef TARGET_ASM_ALIGNED_DI_OP
 #define TARGET_ASM_ALIGNED_DI_OP "\t.quad\t"
 
+#undef TARGET_OPTION_OVERRIDE
+#define TARGET_OPTION_OVERRIDE sh_option_override
+
 #undef TARGET_PRINT_OPERAND
 #define TARGET_PRINT_OPERAND sh_print_operand
 #undef TARGET_PRINT_OPERAND_ADDRESS
@@ -360,6 +366,9 @@ static const struct attribute_spec sh_attribute_table[] =
 #undef TARGET_HANDLE_OPTION
 #define TARGET_HANDLE_OPTION sh_handle_option
 
+#undef TARGET_REGISTER_MOVE_COST
+#define TARGET_REGISTER_MOVE_COST sh_register_move_cost
+
 #undef TARGET_INSERT_ATTRIBUTES
 #define TARGET_INSERT_ATTRIBUTES sh_insert_attributes
 
@@ -476,6 +485,8 @@ static const struct attribute_spec sh_attribute_table[] =
 
 #undef TARGET_FUNCTION_VALUE
 #define TARGET_FUNCTION_VALUE sh_function_value
+#undef TARGET_FUNCTION_VALUE_REGNO_P
+#define TARGET_FUNCTION_VALUE_REGNO_P sh_function_value_regno_p
 #undef TARGET_LIBCALL_VALUE
 #define TARGET_LIBCALL_VALUE sh_libcall_value
 #undef TARGET_STRUCT_VALUE_RTX
@@ -721,10 +732,10 @@ sh_optimization_options (int level ATTRIBUTE_UNUSED, int size ATTRIBUTE_UNUSED)
   set_param_value ("simultaneous-prefetches", 2);
 }
 
-/* Implement OVERRIDE_OPTIONS macro.  Validate and override various
-   options, and do some machine dependent initialization.  */
-void
-sh_override_options (void)
+/* Implement TARGET_OPTION_OVERRIDE macro.  Validate and override 
+   various options, and do some machine dependent initialization.  */
+static void
+sh_option_override (void)
 {
   int regno;
 
@@ -8524,9 +8535,9 @@ sh_libcall_value (enum machine_mode mode, const_rtx fun ATTRIBUTE_UNUSED)
   return gen_rtx_REG (mode, BASE_RETURN_VALUE_REG (mode));
 }
 
-/* Worker function for FUNCTION_VALUE_REGNO_P.  */
+/* Return true if N is a possible register number of function value.  */
 
-bool
+static bool
 sh_function_value_regno_p (const unsigned int regno)
 {
   return ((regno) == FIRST_RET_REG 
@@ -11387,9 +11398,9 @@ sh_mark_label (rtx address, int nuses)
    uses this information.  Hence, the general register <-> floating point
    register information here is not used for SFmode.  */
 
-int
+static int
 sh_register_move_cost (enum machine_mode mode,
-		       enum reg_class srcclass, enum reg_class dstclass)
+		       reg_class_t srcclass, reg_class_t dstclass)
 {
   if (dstclass == T_REGS || dstclass == PR_REGS)
     return 10;

gcc/config/sh/sh.h

@@ -507,8 +507,6 @@ extern enum sh_divide_strategy_e sh_div_strategy;
 
 extern const char *sh_fixed_range_str;
 
-#define OVERRIDE_OPTIONS sh_override_options ()
-
 
 /* Target machine storage layout.  */
 
@@ -1451,8 +1449,6 @@ extern enum reg_class regno_reg_class[FIRST_PSEUDO_REGISTER];
    ? FIRST_FP_PARM_REG					\
    : FIRST_PARM_REG)
 
-#define FUNCTION_VALUE_REGNO_P(REGNO) sh_function_value_regno_p (REGNO)
-
 /* 1 if N is a possible register number for function argument passing.  */
 /* ??? There are some callers that pass REGNO as int, and others that pass
    it as unsigned.  We get warnings unless we do casts everywhere.  */
@@ -2174,9 +2170,6 @@ struct sh_args {
   ((CLASS) == FP0_REGS || (CLASS) == FP_REGS \
    || (CLASS) == DF_REGS || (CLASS) == DF_HI_REGS)
 
-#define REGISTER_MOVE_COST(MODE, SRCCLASS, DSTCLASS) \
-  sh_register_move_cost ((MODE), (SRCCLASS), (DSTCLASS))
-
 /* ??? Perhaps make MEMORY_MOVE_COST depend on compiler option?  This
    would be so that people with slow memory systems could generate
    different code that does fewer memory accesses.  */