source/libs/gmp/gmp-src/mpn/mips64/sqr_diagonal.asm

   1 dnl  MIPS64 mpn_sqr_diagonal.
   2
   3 dnl  Copyright 2001, 2002 Free Software Foundation, Inc.
   4
   5 dnl  This file is part of the GNU MP Library.
   6 dnl
   7 dnl  The GNU MP Library is free software; you can redistribute it and/or modify
   8 dnl  it under the terms of either:
   9 dnl
  10 dnl    * the GNU Lesser General Public License as published by the Free
  11 dnl      Software Foundation; either version 3 of the License, or (at your
  12 dnl      option) any later version.
  13 dnl
  14 dnl  or
  15 dnl
  16 dnl    * the GNU General Public License as published by the Free Software
  17 dnl      Foundation; either version 2 of the License, or (at your option) any
  18 dnl      later version.
  19 dnl
  20 dnl  or both in parallel, as here.
  21 dnl
  22 dnl  The GNU MP Library is distributed in the hope that it will be useful, but
  23 dnl  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  24 dnl  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  25 dnl  for more details.
  26 dnl
  27 dnl  You should have received copies of the GNU General Public License and the
  28 dnl  GNU Lesser General Public License along with the GNU MP Library.  If not,
  29 dnl  see https://www.gnu.org/licenses/.
  30
  31
  32 dnl  INPUT PARAMETERS
  33 dnl  rp         $4
  34 dnl  up         $5
  35 dnl  n          $6
  36
  37 include(`../config.m4')
  38
  39 ASM_START()
  40 PROLOGUE(mpn_sqr_diagonal)
  41         ld      r8,0(r5)
  42         daddiu  r6,r6,-2
  43         dmultu  r8,r8
  44         bltz    r6,$Lend1
  45         nop
  46         ld      r8,8(r5)
  47         beq     r6,r0,$Lend2
  48         nop
  49
  50 $Loop:  mflo    r10
  51         mfhi    r9
  52         daddiu  r6,r6,-1
  53         sd      r10,0(r4)
  54         sd      r9,8(r4)
  55         dmultu  r8,r8
  56         ld      r8,16(r5)
  57         daddiu  r5,r5,8
  58         bne     r6,r0,$Loop
  59         daddiu  r4,r4,16
  60
  61 $Lend2: mflo    r10
  62         mfhi    r9
  63         sd      r10,0(r4)
  64         sd      r9,8(r4)
  65         dmultu  r8,r8
  66         mflo    r10
  67         mfhi    r9
  68         sd      r10,16(r4)
  69         j       r31
  70         sd      r9,24(r4)
  71
  72 $Lend1: mflo    r10
  73         mfhi    r9
  74         sd      r10,0(r4)
  75         j       r31
  76         sd      r9,8(r4)
  77 EPILOGUE(mpn_sqr_diagonal)