contrib/compiler-rt/lib/builtins/hexagon/umodsi3.S

   1 //===----------------------Hexagon builtin routine ------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10
  11         .macro FUNCTION_BEGIN name
  12         .text
  13         .p2align 5
  14         .globl \name
  15         .type  \name, @function
  16 \name:
  17         .endm
  18
  19         .macro FUNCTION_END name
  20         .size  \name, . - \name
  21         .endm
  22
  23
  24 FUNCTION_BEGIN __hexagon_umodsi3
  25         {
  26                 r2 = cl0(r0)
  27                 r3 = cl0(r1)
  28                 p0 = cmp.gtu(r1,r0)
  29         }
  30         {
  31                 r2 = sub(r3,r2)
  32                 if (p0) jumpr r31
  33         }
  34         {
  35                 loop0(1f,r2)
  36                 p1 = cmp.eq(r2,#0)
  37                 r2 = lsl(r1,r2)
  38         }
  39         .falign
  40 1:
  41         {
  42                 p0 = cmp.gtu(r2,r0)
  43                 if (!p0.new) r0 = sub(r0,r2)
  44                 r2 = lsr(r2,#1)
  45                 if (p1) r1 = #0
  46         }:endloop0
  47         {
  48                 p0 = cmp.gtu(r2,r0)
  49                 if (!p0.new) r0 = sub(r0,r1)
  50                 jumpr r31
  51         }
  52 FUNCTION_END __hexagon_umodsi3
  53
  54   .globl __qdsp_umodsi3
  55   .set   __qdsp_umodsi3, __hexagon_umodsi3