mpir/mpn/x86_64w/k8/divrem_hensel_r_1.asm

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; GLOBAL_FUNC(divrem_hensel_r_1)
; Copyright 2009 Jason Moxham
;
; Windows Conversion Copyright 2008 Brian Gladman
;
; 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.
;
; mp_limb_t mpn_divrem_hensel_r_1(mp_ptr, mp_size_t, mp_limb_t)
; rax rdi rsi rdx
; rax rcx rdx r8
%include "yasm_mac.inc"
CPU Athlon64
BITS 64
LEAF_PROC mpn_divrem_hensel_r_1
movsxd rax, edx
mov rdx, r8
lea r10, [rcx+rax*8]
mov r9, 0
sub r9, rax
mov rcx, rdx
mov rax, rdx
imul edx, ecx
mov r11, 2
sub r11, rdx
imul r11d, eax
mov rax, r11
imul r11d, ecx
mov rdx, 2
sub rdx, r11
imul edx, eax
mov rax, rdx
imul edx, ecx
mov r11, 2
sub r11, rdx
imul r11d, eax
mov rax, r11
imul r11d, ecx
mov rdx, 2
sub rdx, r11
imul edx, eax
mov rax, rdx
imul rdx, rcx
mov r11, 2
sub r11, rdx
imul r11, rax
xor rdx, rdx
xalign 16
.1: mov rax, [r10+r9*8]
sbb rax, rdx
sbb r8, r8
imul rax, r11
mul rcx
add r8, 1
inc r9
jnz .1
mov rax, 0
adc rax, rdx
ret
end