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[patch] h8300.md: Simplify the conditions of some peephole2's.

From: Kazu Hirata <kazu at cs dot umass dot edu>
To: gcc-patches at gcc dot gnu dot org
Date: Wed, 18 Feb 2004 16:55:12 -0500 (EST)
Subject: [patch] h8300.md: Simplify the conditions of some peephole2's.

Hi,

Attached is a patch to simplify the conditions of some peephole2's
using h8300_regs_ok_for_stm().

Built on h8300-elf.  Committed.

Kazu Hirata

2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>

	* config/h8300/h8300.md (four define_peephole2's): Use
	h8300_regs_ok_for_stm().

Index: h8300.md
===================================================================
RCS file: /cvs/gcc/gcc/gcc/config/h8300/h8300.md,v
retrieving revision 1.272
diff -u -r1.272 h8300.md
--- h8300.md	18 Feb 2004 19:42:22 -0000	1.272
+++ h8300.md	18 Feb 2004 19:49:16 -0000
@@ -3770,10 +3770,7 @@
    (set (mem:SI (pre_dec:SI (reg:SI SP_REG)))
 	(match_operand:SI 3 "register_operand" ""))]
   "TARGET_H8300S && !TARGET_NORMAL_MODE
-   && REGNO (operands[0]) == 0
-   && REGNO (operands[1]) == 1
-   && REGNO (operands[2]) == 2
-   && REGNO (operands[3]) == 3"
+   && h8300_regs_ok_for_stm (4, operands)"
   [(parallel [(set (reg:SI SP_REG)
 		   (plus:SI (reg:SI SP_REG)
 			    (const_int -16)))
@@ -3797,10 +3794,7 @@
    (set (mem:SI (pre_dec:HI (reg:HI SP_REG)))
 	(match_operand:SI 3 "register_operand" ""))]
   "TARGET_H8300S && TARGET_NORMAL_MODE
-   && REGNO (operands[0]) == 0
-   && REGNO (operands[1]) == 1
-   && REGNO (operands[2]) == 2
-   && REGNO (operands[3]) == 3"
+   && h8300_regs_ok_for_stm (4, operands)"
   [(parallel [(set (reg:HI SP_REG)
 		   (plus:HI (reg:HI SP_REG)
 			    (const_int -16)))
@@ -3824,12 +3818,7 @@
    (set (mem:SI (pre_dec:SI (reg:SI SP_REG)))
 	(match_operand:SI 2 "register_operand" ""))]
   "TARGET_H8300S && !TARGET_NORMAL_MODE
-   && ((REGNO (operands[0]) == 0
-	&& REGNO (operands[1]) == 1
-	&& REGNO (operands[2]) == 2)
-       || (REGNO (operands[0]) == 4
-	   && REGNO (operands[1]) == 5
-	   && REGNO (operands[2]) == 6))"
+   && h8300_regs_ok_for_stm (3, operands)"
   [(parallel [(set (reg:SI SP_REG)
 		   (plus:SI (reg:SI SP_REG)
 			    (const_int -12)))
@@ -3849,12 +3838,7 @@
    (set (mem:SI (pre_dec:HI (reg:HI SP_REG)))
 	(match_operand:SI 2 "register_operand" ""))]
   "TARGET_H8300S && TARGET_NORMAL_MODE
-   && ((REGNO (operands[0]) == 0
-	&& REGNO (operands[1]) == 1
-	&& REGNO (operands[2]) == 2)
-       || (REGNO (operands[0]) == 4
-	   && REGNO (operands[1]) == 5
-	   && REGNO (operands[2]) == 6))"
+   && h8300_regs_ok_for_stm (3, operands)"
   [(parallel [(set (reg:HI SP_REG)
 		   (plus:HI (reg:HI SP_REG)
 			    (const_int -12)))
@@ -3874,9 +3858,7 @@
    (set (mem:SI (pre_dec:SI (reg:SI SP_REG)))
 	(match_operand:SI 1 "register_operand" ""))]
   "TARGET_H8300S && !TARGET_NORMAL_MODE
-   && ((REGNO (operands[0]) == 0 && REGNO (operands[1]) == 1)
-       || (REGNO (operands[0]) == 2 && REGNO (operands[1]) == 3)
-       || (REGNO (operands[0]) == 4 && REGNO (operands[1]) == 5))"
+   && h8300_regs_ok_for_stm (2, operands)"
   [(parallel [(set (reg:SI SP_REG)
 		   (plus:SI (reg:SI SP_REG)
 			    (const_int -8)))
@@ -3892,9 +3874,7 @@
    (set (mem:SI (pre_dec:HI (reg:HI SP_REG)))
 	(match_operand:SI 1 "register_operand" ""))]
   "TARGET_H8300S && TARGET_NORMAL_MODE
-   && ((REGNO (operands[0]) == 0 && REGNO (operands[1]) == 1)
-       || (REGNO (operands[0]) == 2 && REGNO (operands[1]) == 3)
-       || (REGNO (operands[0]) == 4 && REGNO (operands[1]) == 5))"
+   && h8300_regs_ok_for_stm (2, operands)"
   [(parallel [(set (reg:HI SP_REG)
 		   (plus:HI (reg:HI SP_REG)
 			    (const_int -8)))

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