umul.asm
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上传日期:2022-08-06
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- dnl mpn_umul_ppmm -- 1x1->2 limb multiplication
- dnl Copyright 1999, 2000, 2002 Free Software Foundation, Inc.
- dnl This file is part of the GNU MP Library.
- dnl The GNU MP Library is free software; you can redistribute it and/or modify
- dnl it under the terms of the GNU Lesser General Public License as published
- dnl by the Free Software Foundation; either version 3 of the License, or (at
- dnl your option) any later version.
- dnl The GNU MP Library is distributed in the hope that it will be useful, but
- dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
- dnl License for more details.
- dnl You should have received a copy of the GNU Lesser General Public License
- dnl along with the GNU MP Library. If not, see http://www.gnu.org/licenses/.
- include(`../config.m4')
- C mp_limb_t mpn_umul_ppmm (mp_limb_t *lowptr, mp_limb_t m1, mp_limb_t m2);
- C
- ASM_START()
- PROLOGUE(mpn_umul_ppmm)
- mulq r17, r18, r1
- umulh r17, r18, r0
- stq r1, 0(r16)
- ret r31, (r26), 1
- EPILOGUE()
- ASM_END()