From: Torbjorn Granlund <tege@gnu.org>
Date: Wed, 6 Jul 1994 07:20:48 +0000 (+0000)
Subject: (expand_divmod): Clear out TARGET also if OP1 is a constant,
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=515dfc7a237bc1f02b23e12b004937800f21a5a3;p=platform%2Fupstream%2Fgcc.git

(expand_divmod): Clear out TARGET also if OP1 is a constant,

when TARGET == OP0.

From-SVN: r7661
---

diff --git a/gcc/expmed.c b/gcc/expmed.c
index f828e7f..e5ff61a 100644
--- a/gcc/expmed.c
+++ b/gcc/expmed.c
@@ -2605,7 +2605,7 @@ expand_divmod (rem_flag, code, mode, op0, op1, target, unsignedp)
 	 and function-inlining gets confused by this.  */
       && ((REG_P (target) && REG_FUNCTION_VALUE_P (target))
 	  /* Don't clobber an operand while doing a multi-step calculation.  */
-	  || (rem_flag
+	  || ((rem_flag || op1_is_constant)
 	      && (reg_mentioned_p (target, op0)
 		  || (GET_CODE (op0) == MEM && GET_CODE (target) == MEM)))
 	  || reg_mentioned_p (target, op1)