mpir/mpn/x86_64w/k8/divrem_hensel_qr_1_2.asm
gladman 9bf78f0866 1. Update Windows k10 build to match Linux
2. Remove the now redundant 32 to 64 register mapping for mp_size_t inputs in Windows assembler
2010-07-02 11:52:24 +00:00

153 lines
3.3 KiB
NASM

; Copyright 2008 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 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_qr_1_2(mp_ptr, mp_ptr, mp_size_t, mp_limb_t)
; rax rdi rsi rdx rcx
; rax rcx rdx r8 r9
%include "..\yasm_mac.inc"
%define reg_save_list rsi, rdi, r12, r13, r14
CPU Athlon64
BITS 64
FRAME_PROC mpn_divrem_hensel_qr_1_2, 0, reg_save_list
mov rax, r8
lea rdi, [rcx+rax*8-8]
lea rsi, [rdx+rax*8-8]
mov rcx, r9
mov rdx, r9
mov r9, 1
sub r9, rax
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
mov rax, r11
mov r12, r11
mul rcx
neg rdx
imul r12, rdx
mov r13, r11
mov r14, r12
mov r11, [rsi+r9*8]
mov r12, [rsi+r9*8+8]
mov r10, 0
add r9, 2
jc .2
xalign 16
.1:
mov r8, r12
mov rax, r13
mul r11
mov [rdi+r9*8-16], rax
imul r11, r14
imul r12, r13
add rdx, r11
add rdx, r12
mov r11, [rsi+r9*8]
mov r12, [rsi+r9*8+8]
mov [rdi+r9*8-8], rdx
mov rax, rcx
mul rdx
add r10, r10
sbb r11, 0
sbb r12, 0
sbb r10, r10
cmp r8, rax
sbb r11, rdx
sbb r12, 0
sbb r10, 0
add r9, 2
jnc .1
.2:
mov r8, r12
mov rax, r13
mul r11
mov [rdi+r9*8-16], rax
imul r11, r14
imul r12, r13
add rdx, r11
add rdx, r12
cmp r9, 0
jne .4
.3:
mov r11, [rsi+r9*8]
mov [rdi+r9*8-8], rdx
mov rax, rcx
mul rdx
add r10, r10
sbb r11, 0
sbb r10, r10
cmp r8, rax
sbb r11, rdx
sbb r10, 0
mov rax, r11
imul rax, r13
mov [rdi+r9*8], rax
mul rcx
add r10, r10
mov rax, 0
adc rax, rdx
jmp .5
.4:
mov [rdi+r9*8-8], rdx
mov rax, rcx
mul rdx
cmp r8, rax
mov rax, 0
adc rax, rdx
sub rax, r10
.5:
END_PROC reg_save_list
end