From 4c72a1a9c2dd2a1e5268289c21a8df07428eda0d Mon Sep 17 00:00:00 2001
From: Bimba Shrestha <bimbashrestha@fb.com>
Date: Thu, 5 Mar 2020 09:55:38 -0800
Subject: [PATCH] adding vector to main loop

---
 lib/compress/zstd_fast.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/compress/zstd_fast.c b/lib/compress/zstd_fast.c
index 6dbefee6b..8d4c82b1f 100644
--- a/lib/compress/zstd_fast.c
+++ b/lib/compress/zstd_fast.c
@@ -80,6 +80,10 @@ ZSTD_compressBlock_fast_generic(
     }
 
     /* Main Search Loop */
+#ifdef __INTEL_COMPILER
+    #pragma vector always
+    #pragma ivdep
+#endif
     while (ip1 < ilimit) {   /* < instead of <=, because check at ip0+2 */
         size_t mLength;
         BYTE const* ip2 = ip0 + 2;