cris-protos.h (cris_legitimate_address_p): Declare.

	* config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
	* config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
	CONSTANT_P and cris_legitimate_address_p.
	* config/cris/cris.c (cris_legitimate_address_p): Make non-static.

From-SVN: r189507

gcc/ChangeLog

 2012-07-16  Hans-Peter Nilsson  <hp@axis.com>
 
-	* config/cris/cris.c (cris_preferred_reload_class):
-	Don't return GENERAL_REGS as preferred to MOF_SRP_REGS.
+	* config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
+	* config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
+	CONSTANT_P and cris_legitimate_address_p.
+	* config/cris/cris.c (cris_legitimate_address_p): Make non-static.
+	(cris_preferred_reload_class): Don't return GENERAL_REGS as
+	preferred to MOF_SRP_REGS.
 
 	* config/cris/cris.c (cris_init_libfuncs): Handle initialization
 	of library functions for basic atomic compare-and-swap.

gcc/config/cris/cris-protos.h

@@ -40,6 +40,7 @@ extern bool cris_base_p (const_rtx, bool);
 extern bool cris_base_or_autoincr_p (const_rtx, bool);
 extern bool cris_bdap_index_p (const_rtx, bool);
 extern bool cris_biap_index_p (const_rtx, bool);
+extern bool cris_legitimate_address_p (enum machine_mode, rtx, bool);
 extern bool cris_store_multiple_op_p (rtx);
 extern bool cris_movem_load_rest_p (rtx, int);
 extern void cris_asm_output_symbol_ref (FILE *, rtx);

gcc/config/cris/cris.c

@@ -127,8 +127,6 @@ static void cris_init_libfuncs (void);
 
 static reg_class_t cris_preferred_reload_class (rtx, reg_class_t);
 
-static bool cris_legitimate_address_p (enum machine_mode, rtx, bool);
-
 static int cris_register_move_cost (enum machine_mode, reg_class_t, reg_class_t);
 static int cris_memory_move_cost (enum machine_mode, reg_class_t, bool);
 static bool cris_rtx_costs (rtx, int, int, int, int *, bool);
@@ -1414,7 +1412,7 @@ cris_biap_index_p (const_rtx x, bool strict)
    here (but is thankfully a general_operand in itself).  A local PIC
    symbol is valid for the plain "symbol + offset" case.  */
 
-static bool
+bool
 cris_legitimate_address_p (enum machine_mode mode, rtx x, bool strict)
 {
   const_rtx x1, x2;

gcc/config/cris/cris.h

@@ -778,6 +778,9 @@ struct cum_args {int regs;};
 
 #define HAVE_POST_INCREMENT 1
 
+#define CONSTANT_ADDRESS_P(X) \
+  (CONSTANT_P (X) && cris_legitimate_address_p (QImode, X, false))
+
 /* Must be a compile-time constant, so we go with the highest value
    among all CRIS variants.  */
 #define MAX_REGS_PER_ADDRESS 2