h8300.md (define_constants): New.

	* config/h8300/h8300.md (define_constants): New.
	(anonymous patterns) Use defined constants appropriately.

From-SVN: r49264

gcc/ChangeLog

 2002-01-27  Kazu Hirata  <kazu@hxi.com>
 
+	* config/h8300/h8300.md (define_constants): New.
+	(anonymous patterns) Use defined constants appropriately.
+
+2002-01-27  Kazu Hirata  <kazu@hxi.com>
+
 	* config/h8300/h8300.c (function_arg): Remove redundant code.
 
 2002-01-26  Richard Henderson  <rth@redhat.com>

gcc/config/h8300/h8300.md

@@ -47,6 +47,13 @@
 ;; ??? Implement remaining bit ops available on the h8300
 
 ;; ----------------------------------------------------------------------
+;; CONSTANTS
+;; ----------------------------------------------------------------------
+
+(define_constants
+  [(SP_REG	7)])
+
+;; ----------------------------------------------------------------------
 ;; ATTRIBUTES
 ;; ----------------------------------------------------------------------
 
@@ -101,9 +108,9 @@
 ;; movqi
 
 (define_insn "pushqi1_h8300"
-  [(parallel [(set (reg:HI 7)
-                   (plus:HI (reg:HI 7) (const_int -2)))
-              (set (mem:QI (plus:HI (reg:HI 7) (const_int -1)))
+  [(parallel [(set (reg:HI SP_REG)
+                   (plus:HI (reg:HI SP_REG) (const_int -2)))
+              (set (mem:QI (plus:HI (reg:HI SP_REG) (const_int -1)))
                    (match_operand:QI 0 "register_operand" "r"))])]
   "TARGET_H8300"
   "mov.w\\t%T0,@-r7"
@@ -111,9 +118,9 @@
    (set_attr "cc" "clobber")])
 
 (define_insn "pushqi1_h8300hs"
-  [(parallel [(set (reg:SI 7)
-                   (plus:SI (reg:SI 7) (const_int -4)))
-              (set (mem:QI (plus:SI (reg:SI 7) (const_int -3)))
+  [(parallel [(set (reg:SI SP_REG)
+                   (plus:SI (reg:SI SP_REG) (const_int -4)))
+              (set (mem:QI (plus:SI (reg:SI SP_REG) (const_int -3)))
                    (match_operand:QI 0 "register_operand" "r"))])]
   "TARGET_H8300H || TARGET_H8300S"
   "mov.l\\t%S0,@-er7"
@@ -195,15 +202,15 @@
 ;; movhi
 
 (define_expand "pushhi1_h8300"
-  [(set (mem:QI (pre_dec:HI (reg:HI 7)))
+  [(set (mem:QI (pre_dec:HI (reg:HI SP_REG)))
         (match_operand:QI 0 "register_operand" ""))]
   "TARGET_H8300"
   "")
 
 (define_insn "pushhi1_h8300hs"
-  [(parallel [(set (reg:SI 7)
-                   (plus:SI (reg:SI 7) (const_int -4)))
-              (set (mem:HI (plus:SI (reg:SI 7) (const_int -2)))
+  [(parallel [(set (reg:SI SP_REG)
+                   (plus:SI (reg:SI SP_REG) (const_int -4)))
+              (set (mem:HI (plus:SI (reg:SI SP_REG) (const_int -2)))
                    (match_operand:HI 0 "register_operand" "r"))])]
   "TARGET_H8300H || TARGET_H8300S"
   "mov.l\\t%S0,@-er7"