From: Matthew Barr <matthew.barr@intel.com>
Date: Tue, 7 Jun 2016 05:44:39 +0000 (+1000)
Subject: teddy: we only need the upper lane
X-Git-Tag: v4.3.0^2~86
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1b3e795fc908a4b804a0af6beed15843a4dc8a29;p=thirdparty%2Fvectorscan.git

teddy: we only need the upper lane

Just use an extract, no need to shuffle first.
---

diff --git a/src/fdr/teddy_avx2.c b/src/fdr/teddy_avx2.c
index f282c505..ef06813c 100644
--- a/src/fdr/teddy_avx2.c
+++ b/src/fdr/teddy_avx2.c
@@ -204,7 +204,7 @@ do {                                                                        \
     if (unlikely(isnonzero256(var))) {                                      \
         u32 arrCnt = 0;                                                     \
         m128 lo = cast256to128(var);                                        \
-        m128 hi = cast256to128(swap128in256(var));                          \
+        m128 hi = movdq_hi(var);                                            \
         bit_array_fast_teddy(lo, bitArr, &arrCnt, offset);                  \
         bit_array_fast_teddy(hi, bitArr, &arrCnt, offset + 2);              \
         for (u32 i = 0; i < arrCnt; i++) {                                  \