re PR target/60039 (sh3 optimisation bug with -O2)

	PR target/60039
	* config/sh/sh.md (udivsi3_i1): Clobber R1 register

From-SVN: r208688

gcc/ChangeLog

+2014-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR target/60039
+	* config/sh/sh.md (udivsi3_i1): Clobber R1 register.
+
 2014-03-19  James Greenhalgh  <james.greenhalgh@arm.com>
 
 	* config/arm/aarch-common-protos.h

gcc/config/sh/sh.md

@@ -2314,6 +2314,7 @@
 	(udiv:SI (reg:SI R4_REG) (reg:SI R5_REG)))
    (clobber (reg:SI T_REG))
    (clobber (reg:SI PR_REG))
+   (clobber (reg:SI R1_REG))
    (clobber (reg:SI R4_REG))
    (use (match_operand:SI 1 "arith_reg_operand" "r"))]
   "TARGET_SH1 && TARGET_DIVIDE_CALL_DIV1"