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-rw-r--r--arch/hexagon/lib/umodsi3.S36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/hexagon/lib/umodsi3.S b/arch/hexagon/lib/umodsi3.S
new file mode 100644
index 0000000000..280bf06a55
--- /dev/null
+++ b/arch/hexagon/lib/umodsi3.S
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2021, The Linux Foundation. All rights reserved.
+ */
+
+#include <linux/linkage.h>
+
+SYM_FUNC_START(__hexagon_umodsi3)
+ {
+ r2 = cl0(r0)
+ r3 = cl0(r1)
+ p0 = cmp.gtu(r1,r0)
+ }
+ {
+ r2 = sub(r3,r2)
+ if (p0) jumpr r31
+ }
+ {
+ loop0(1f,r2)
+ p1 = cmp.eq(r2,#0)
+ r2 = lsl(r1,r2)
+ }
+ .falign
+1:
+ {
+ p0 = cmp.gtu(r2,r0)
+ if (!p0.new) r0 = sub(r0,r2)
+ r2 = lsr(r2,#1)
+ if (p1) r1 = #0
+ }:endloop0
+ {
+ p0 = cmp.gtu(r2,r0)
+ if (!p0.new) r0 = sub(r0,r1)
+ jumpr r31
+ }
+SYM_FUNC_END(__hexagon_umodsi3)