From: Jim Wilson <wilson@gcc.gnu.org>
Date: Tue, 8 Nov 1994 00:31:46 +0000 (-0800)
Subject: (try_combine): Update split_code after converting MULT
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1dc8a823f9d3191869cf4e3d61ca6429ab177ef3;p=gcc.git

(try_combine): Update split_code after converting MULT
to ASHIFT.

From-SVN: r8403
---

diff --git a/gcc/combine.c b/gcc/combine.c
index 4399bb0863e..8ab15473e43 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -1835,8 +1835,13 @@ try_combine (i3, i2, i1)
 	  if (split_code == MULT
 	      && GET_CODE (XEXP (*split, 1)) == CONST_INT
 	      && (i = exact_log2 (INTVAL (XEXP (*split, 1)))) >= 0)
-	    SUBST (*split, gen_rtx_combine (ASHIFT, split_mode,
-					    XEXP (*split, 0), GEN_INT (i)));
+	    {
+	      SUBST (*split, gen_rtx_combine (ASHIFT, split_mode,
+					      XEXP (*split, 0), GEN_INT (i)));
+	      /* Update split_code because we may not have a multiply
+		 anymore.  */
+	      split_code = GET_CODE (*split);
+	    }
 
 #ifdef INSN_SCHEDULING
 	  /* If *SPLIT is a paradoxical SUBREG, when we split it, it should