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umul.asm
Package: gmp-5.0.1.tar.gz [view]
Upload User: qaz666999
Upload Date: 2022-08-06
Package Size: 2570k
Code Size: 1k
Category:
Algorithm
Development Platform:
Unix_Linux
- dnl PowerPC-64 umul_ppmm -- support for longlong.h
- dnl Copyright 2000, 2001, 2005 Free Software Foundation, Inc.
- dnl
- dnl This file is part of the GNU MP Library.
- dnl
- dnl The GNU MP Library is free software; you can redistribute it and/or
- dnl modify it under the terms of the GNU Lesser General Public License as
- dnl published by the Free Software Foundation; either version 3 of the
- dnl License, or (at your option) any later version.
- dnl
- dnl The GNU MP Library is distributed in the hope that it will be useful,
- dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
- dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
- dnl General Public License for more details.
- dnl
- 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)
- C r3 lowptr
- C r4 m1
- C r5 m2
- mulld r0, r4, r5
- mulhdu r4, r4, r5
- std r0, 0(r3)
- ifdef(`HAVE_ABI_mode32',
- ` srdi r3, r4, 32
- ',` mr r3, r4
- ')
- blr
- EPILOGUE(mpn_umul_ppmm)