mpir/mpn/x86_64w/k8/store.asm

54 lines
1.5 KiB
NASM

; Copyright 2009 Jason Moxham
;
; This file is part of the MPIR Library.
;
; Windows Conversion Copyright 2008 Brian Gladman
;
; 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 verdxon 2.1 of the License, or (at
; your option) any later verdxon.
; 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_store(mp_ptr, mp_size_t, mp_limb_t)
; rax rcx, rdx, r8
%include "yasm_mac.inc"
CPU Athlon64
BITS 64
LEAF_PROC mpn_store
movsxd rax, edx
mov rdx, 3
lea rcx, [rcx+rax*8-24]
sub rdx, rax
mov rax, r8
jnc .2
xalign 16
.1: add rdx, 4
mov [rcx+rdx*8-32], rax
mov [rcx+rdx*8+8-32], rax
mov [rcx+rdx*8+16-32], rax
mov [rcx+rdx*8+24-32], rax
jnc .1
.2: cmp rdx, 2
ja .3
mov [rcx+rdx*8], rax
je .3
mov [rcx+rdx*8+8], rax
jp .3
mov [rcx+rdx*8+16], rax
.3: ret
end