mpir/mpn/x86_64w/nehalem/addadd_n.asm

128 lines
3.8 KiB
NASM

; PROLOGUE(addadd_n)
;
; 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_addadd_n(mp_ptr, mp_ptr, mp_ptr, mp_ptr, mp_size_t)
; rax rdi rsi rdx rcx r8
; rax rcx rdx r8 r9 [rsp+40]
%include "yasm_mac.inc"
%define reg_save_list rbx, rbp, rsi, rdi
CPU Nehalem
BITS 64
FRAME_PROC mpn_addadd_n, 0, reg_save_list
mov rbx, [rsp+stack_use+40]
xor rax, rax
mov r10d, 3
sub r10, rbx
lea rdi, [rcx+rbx*8-24]
lea rsi, [rdx+rbx*8-24]
lea rdx, [r8+rbx*8-24]
lea rcx, [r9+rbx*8-24]
mov r9, rax
jnc .2
align 16
.1: sahf
mov r8, [rdx+r10*8]
adc r8, [rcx+r10*8]
mov rbx, [rdx+r10*8+8]
adc rbx, [rcx+r10*8+8]
mov r11, [rdx+r10*8+24]
mov rbp, [rdx+r10*8+16]
adc rbp, [rcx+r10*8+16]
adc r11, [rcx+r10*8+24]
lahf
add r9b, 255
adc r8, [rsi+r10*8]
adc rbx, [rsi+r10*8+8]
mov [rdi+r10*8], r8
adc rbp, [rsi+r10*8+16]
adc r11, [rsi+r10*8+24]
setc r9b
mov [rdi+r10*8+24], r11
mov [rdi+r10*8+16], rbp
mov [rdi+r10*8+8], rbx
add r10, 4
jnc .1
.2: cmp r10, 2
jg .6
je .5
jp .4
.3: sahf
mov r8, [rdx]
adc r8, [rcx]
mov rbx, [rdx+8]
adc rbx, [rcx+8]
mov rbp, [rdx+16]
adc rbp, [rcx+16]
lahf
add r9b, 255
adc r8, [rsi]
adc rbx, [rsi+8]
mov [rdi], r8
adc rbp, [rsi+16]
setc r9b
mov [rdi+16], rbp
mov [rdi+8], rbx
sahf
mov eax, 0
adc rax, 0
add r9b, 255
adc rax, 0
EXIT_PROC reg_save_list
.4: sahf
mov r8, [rdx+8]
adc r8, [rcx+8]
mov rbx, [rdx+16]
adc rbx, [rcx+16]
lahf
add r9b, 255
adc r8, [rsi+8]
adc rbx, [rsi+16]
mov [rdi+8], r8
setc r9b
mov [rdi+16], rbx
sahf
mov eax, 0
adc rax, 0
add r9b, 255
adc rax, 0
EXIT_PROC reg_save_list
.5: sahf
mov r8, [rdx+16]
adc r8, [rcx+16]
lahf
add r9b, 255
adc r8, [rsi+16]
mov [rdi+16], r8
setc r9b
.6: sahf
mov eax, 0
adc rax, 0
add r9b, 255
adc rax, 0
END_PROC reg_save_list
end