arch/hexagon/lib/umodsi3.S

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (c) 2021, The Linux Foundation. All rights reserved.
   4  */
   5
   6 #include <linux/linkage.h>
   7
   8 SYM_FUNC_START(__hexagon_umodsi3)
   9         {
  10                 r2 = cl0(r0)
  11                 r3 = cl0(r1)
  12                 p0 = cmp.gtu(r1,r0)
  13         }
  14         {
  15                 r2 = sub(r3,r2)
  16                 if (p0) jumpr r31
  17         }
  18         {
  19                 loop0(1f,r2)
  20                 p1 = cmp.eq(r2,#0)
  21                 r2 = lsl(r1,r2)
  22         }
  23         .falign
  24 1:
  25         {
  26                 p0 = cmp.gtu(r2,r0)
  27                 if (!p0.new) r0 = sub(r0,r2)
  28                 r2 = lsr(r2,#1)
  29                 if (p1) r1 = #0
  30         }:endloop0
  31         {
  32                 p0 = cmp.gtu(r2,r0)
  33                 if (!p0.new) r0 = sub(r0,r1)
  34                 jumpr r31
  35         }
  36 SYM_FUNC_END(__hexagon_umodsi3)