From fca66262c4896a4dc92f93470f14e80b3c1e3648 Mon Sep 17 00:00:00 2001
From: Aleksey Kuleshov <rndfax@yandex.ru>
Date: Mon, 23 May 2016 13:24:15 +0300
Subject: [PATCH] mips64/axpy: fix error when INCY == 0

---
 kernel/mips64/axpy.S | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/kernel/mips64/axpy.S b/kernel/mips64/axpy.S
index 32694a99d..5d9728a48 100644
--- a/kernel/mips64/axpy.S
+++ b/kernel/mips64/axpy.S
@@ -225,7 +225,9 @@
 	.align 3
 
 .L20:
+	beqz	INCY, .L27
 	dsra	I, N, 3
+
 	move	YY, Y
 
 	blez	I, .L25
@@ -405,5 +407,19 @@
 
 	j	$31
 	NOP
+	.align 3
+
+.L27:
+	LD	b1,  0 * SIZE(Y)
+
+.L28:
+	daddiu	N, N, -1
+	LD	a1,  0 * SIZE(X)
+	daddu	X, X, INCX
+	bgtz	N, .L28
+	MADD	b1, b1, ALPHA, a1
+
+	j	.L999
+	ST	b1,  0 * SIZE(Y)
 
 	EPILOGUE