mpir/mpn/x86_64w/bobcat/store.asm

56 lines
1.6 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)
; r10 rdi rsi rdx
; r10 rcx rdx r8
%include "yasm_mac.inc"
CPU Athlon64
BITS 64
LEAF_PROC mpn_store
mov rax, rdx
and rax, 7
mov r9, 8
sub r9, rax
mov rax, r8
lea r9, [r9+r9*4]
lea r10, [rel .0]
add r10, r9
and rdx, -8
add rcx, 48
jmp r10
xalign 16
.0: mov [rcx+rdx*8+8], rax
mov [byte rcx+rdx*8+0], rax
mov [rcx+rdx*8-8], rax
mov [rcx+rdx*8-16], rax
mov [rcx+rdx*8-24], rax
mov [rcx+rdx*8-32], rax
mov [rcx+rdx*8-40], rax
mov [rcx+rdx*8-48], rax
nop
sub rdx, 8
jnc .0
nop
ret
end