From 77b7020d69af8b789bb0fde6cad0551917671f7e Mon Sep 17 00:00:00 2001 From: Xianyi Zhang Date: Sat, 29 Jan 2011 03:03:34 +0800 Subject: [PATCH] changed prefetch order. --- kernel/mips64/axpy_loongson3a.S | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/kernel/mips64/axpy_loongson3a.S b/kernel/mips64/axpy_loongson3a.S index faa233319..2e9361241 100644 --- a/kernel/mips64/axpy_loongson3a.S +++ b/kernel/mips64/axpy_loongson3a.S @@ -159,7 +159,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. .L12: PREFETCHD(PREFETCH_DISTANCE*SIZE(X)) - PREFETCHD(PREFETCH_DISTANCE*SIZE(Y)) + PREFETCHD((PREFETCH_DISTANCE+4)*SIZE(X)) MADD t1, b1, ALPHA, a1 MADD t2, b2, ALPHA, a2 @@ -182,7 +182,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ST t3, 2 * SIZE(Y) ST t4, 3 * SIZE(Y) - PREFETCHD((PREFETCH_DISTANCE+4)*SIZE(X)) + + PREFETCHD(PREFETCH_DISTANCE*SIZE(Y)) PREFETCHD((PREFETCH_DISTANCE+4)*SIZE(Y)) MADD t1, b5, ALPHA, a5