From: Yunsup Lee <yunsup@cs.berkeley.edu>
Date: Tue, 17 Mar 2015 21:38:04 +0000 (-0700)
Subject: need fence before scall for vector mm
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=211e4fcdc93654fc810cff0b6864fdc7097919dc;p=riscv-tests.git

need fence before scall for vector mm
---

diff --git a/benchmarks/mm/mm_main.c b/benchmarks/mm/mm_main.c
index 4fb1b1b..1f4e28b 100644
--- a/benchmarks/mm/mm_main.c
+++ b/benchmarks/mm/mm_main.c
@@ -55,6 +55,8 @@ void thread_entry(int cid, int nc)
     }
   }
 
+  asm volatile("fence");
+
   printf("C%d: reg block %dx%dx%d, cache block %dx%dx%d\n",
          cid, RBM, RBN, RBK, CBM, CBN, CBK);
   printf("C%d: %d instructions\n", cid, (int)(instret));