mpir/mpn/x86_64/k8/umul.as

46 lines
1.3 KiB
ActionScript

; Copyright 1999, 2000, 2002 Free Software Foundation, Inc.
;
; Copyright 2008 Brian Gladman, William Hart
;
; This file is part of the MPIR Library.
;
; The MPIR Library is free software; you can redistribute it and/or
; modify it under the terms of the GNU Lesser General Public License as
; published by the Free Software Foundation; either version 2.1 of the
; License, or (at your option) any later version.
;
; The MPIR Library is distributed in the hope that it will be useful,
; but WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
; Lesser General Public License for more details.
;
; You should have received a copy of the GNU Lesser General Public
; License along with the MPIR Library; see the file COPYING.LIB. If
; not, write to the Free Software Foundation, Inc., 51 Franklin Street,
; Fifth Floor, Boston, MA 02110-1301, USA.
; mpn_umul_ppmm -- 1x1->2 limb multiplication
;
; Calling interface:
;
; mp_limb_t mpn_umul_ppmm (
; mp_limb_t *lowptr, rdi
; mp_limb_t m1, rsi
; mp_limb_t m2 rdx
; );
%include 'yasm_mac.inc'
%define low rdi
%define m1 rsi
%define m2 rdx
BITS 64
GLOBAL_FUNC mpn_umul_ppmm
mov rax,m1
mul m2
mov [low],rax
mov rax,m1
ret