From: Yaowu Xu <yaowu@google.com>
Date: Thu, 25 Sep 2014 15:58:57 +0000 (-0700)
Subject: Fix IOCs
X-Git-Tag: v1.4.0~721^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e6165041074bdf3f2bc2a3283ee58e72027164ba;p=libvpx

Fix IOCs

A left shift of negative value causes IOC runtime warnings, this
commit converts two such left shifts to multiply to avoid IOCs.

Change-Id: I8811428768d7135e6e16af4b3094d0341589a995
---

diff --git a/vp8/encoder/mcomp.c b/vp8/encoder/mcomp.c
index 54abe76ac..545f2c893 100644
--- a/vp8/encoder/mcomp.c
+++ b/vp8/encoder/mcomp.c
@@ -393,8 +393,8 @@ int vp8_find_best_sub_pixel_step(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
 #endif
 
     /* central mv */
-    bestmv->as_mv.row <<= 3;
-    bestmv->as_mv.col <<= 3;
+    bestmv->as_mv.row *= 8;
+    bestmv->as_mv.col *= 8;
     startmv = *bestmv;
 
     /* calculate central point error */