157 lines
4.2 KiB
NASM
157 lines
4.2 KiB
NASM
; PROLOGUE(mpn_submul_1)
|
|
|
|
; Copyright 2011 The Code Cavern
|
|
;
|
|
; 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_submul_1(mp_ptr, mp_ptr, mp_size_t, mp_limb_t)
|
|
; mp_limb_t mpn_declsh_n(mp_ptr, mp_ptr, mp_size_t, mp_uint)
|
|
; rax rdi rsi rdx rcx
|
|
; rax rcx rdx r8 r9
|
|
|
|
%include "yasm_mac.inc"
|
|
|
|
CPU Athlon64
|
|
BITS 64
|
|
|
|
%define reg_save_list rsi, rdi, r12
|
|
|
|
|
|
xalign 16
|
|
LEAF_PROC mpn_submul_1
|
|
mov rax, [rdx]
|
|
cmp r8, 1
|
|
jnz .1
|
|
mul r9
|
|
sub [rcx], rax
|
|
adc rdx, 0
|
|
mov rax, rdx
|
|
ret
|
|
|
|
xalign 16
|
|
.1: FRAME_PROC ?mpn_sandybridge_submul, 0, reg_save_list
|
|
mov r11, 5
|
|
lea rsi, [rdx+r8*8-40]
|
|
lea rdi, [rcx+r8*8-40]
|
|
mov rcx, r9
|
|
sub r11, r8
|
|
mul rcx
|
|
db 0x26
|
|
mov r8, rax
|
|
db 0x26
|
|
mov rax, [rsi+r11*8+8]
|
|
db 0x26
|
|
mov r9, rdx
|
|
db 0x26
|
|
cmp r11, 0
|
|
db 0x26
|
|
mov [rsp-8], r12
|
|
db 0x26
|
|
jge .3
|
|
.2: xor r10, r10
|
|
mul rcx
|
|
sub [rdi+r11*8], r8
|
|
adc r9, rax
|
|
adc r10, rdx
|
|
mov rax, [rsi+r11*8+16]
|
|
mul rcx
|
|
sub [rdi+r11*8+8], r9
|
|
adc r10, rax
|
|
mov r12d, 0
|
|
adc r12, rdx
|
|
mov rax, [rsi+r11*8+24]
|
|
xor r8, r8
|
|
xor r9, r9
|
|
mul rcx
|
|
sub [rdi+r11*8+16], r10
|
|
adc r12, rax
|
|
adc r8, rdx
|
|
mov rax, [rsi+r11*8+32]
|
|
mul rcx
|
|
sub [rdi+r11*8+24], r12
|
|
adc r8, rax
|
|
adc r9, rdx
|
|
add r11, 4
|
|
mov rax, [rsi+r11*8+8]
|
|
jnc .2
|
|
.3: xor r10, r10
|
|
mul rcx
|
|
sub [rdi+r11*8], r8
|
|
adc r9, rax
|
|
adc r10, rdx
|
|
cmp r11, 2
|
|
ja .7
|
|
jz .6
|
|
jp .5
|
|
.4: mov rax, [rsi+16]
|
|
mul rcx
|
|
sub [rdi+8], r9
|
|
adc r10, rax
|
|
mov r12d, 0
|
|
adc r12, rdx
|
|
mov rax, [rsi+24]
|
|
xor r8, r8
|
|
xor r9, r9
|
|
mul rcx
|
|
sub [rdi+16], r10
|
|
adc r12, rax
|
|
adc r8, rdx
|
|
mov rax, [rsi+32]
|
|
mul rcx
|
|
sub [rdi+24], r12
|
|
adc r8, rax
|
|
adc r9, rdx
|
|
sub [rdi+32], r8
|
|
adc r9, 0
|
|
mov rax, r9
|
|
EXIT_PROC reg_save_list
|
|
.5: mov rax, [rsi+24]
|
|
mul rcx
|
|
sub [rdi+16], r9
|
|
adc r10, rax
|
|
mov r12d, 0
|
|
adc r12, rdx
|
|
mov rax, [rsi+32]
|
|
xor r8, r8
|
|
mul rcx
|
|
sub [rdi+24], r10
|
|
adc r12, rax
|
|
adc r8, rdx
|
|
sub [rdi+32], r12
|
|
adc r8, 0
|
|
mov rax, r8
|
|
EXIT_PROC reg_save_list
|
|
|
|
align 16
|
|
.6: mov rax, [rsi+32]
|
|
mul rcx
|
|
sub [rdi+24], r9
|
|
adc r10, rax
|
|
mov r12d, 0
|
|
adc r12, rdx
|
|
sub [rdi+32], r10
|
|
adc r12, 0
|
|
mov rax, r12
|
|
EXIT_PROC reg_save_list
|
|
.7: sub [rdi+32], r9
|
|
adc r10, 0
|
|
mov rax, r10
|
|
END_PROC reg_save_list
|
|
|
|
end
|