re PR target/43264 (Arithmetic expression error)

	PR target/43264
	* config/h8300/h8300.c (get_shift_alg): Fix ASHIFTRT by
	24 to 28 bits for the H8/300.

From-SVN: r220471

gcc/ChangeLog

+2015-02-05  Jeff Law  <law@redhat.com>
+
+	PR target/43264
+	* config/h8300/h8300.c (get_shift_alg): Fix ASHIFTRT by
+	24 to 28 bits for the H8/300.
+
 2015-02-06  Alan Modra  <amodra@gmail.com>
 
 	PR target/64876

gcc/config/h8300/h8300.c

@@ -4384,7 +4384,7 @@ get_shift_alg (enum shift_type shift_type, enum shift_mode shift_mode,
 	      info->cc_inline = CC_SET_ZNV;
 	      goto end;
 	    case SHIFT_ASHIFTRT:
-	      info->special = "mov.b\t%z0,%w0\n\tbld\t#7,%w0\n\tsubx\t%x0,%x0\n\tsubx\t%x0,%x0\n\tsubx\t%x0,%x0";
+	      info->special = "mov.b\t%z0,%w0\n\tbld\t#7,%w0\n\tsubx\t%x0,%x0\n\tsubx\t%y0,%y0\n\tsubx\t%z0,%z0";
 	      info->shift1  = "shar.b\t%w0";
 	      info->cc_inline = CC_SET_ZNV;
 	      goto end;