mpir/mpn/x86_64w/core2/addmul_2.asm
gladman 1485e3dc1b 1. Add Jason's new assembler code to the Windows builds
2. Tidy up assembler to prepare for Windows nehalem build
2009-12-02 16:24:00 +00:00

214 lines
4.6 KiB
NASM

; Copyright 2008 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 2.2 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_addmul_2(mp_ptr, mp_ptr, mp_size_t, mp_ptr)
; rax rdi rsi rdx rcx
; rax rcx rdx r8d r9
%include "..\yasm_mac.inc"
CPU Athlon64
BITS 64
%define reg_save_list rbx, rsi, rdi, r12
FRAME_PROC mpn_addmul_2, 0, reg_save_list
mov rdi, rcx
mov rsi, rdx
movsxd rax, r8d
mov rcx, [r9]
mov r8, [r9+8]
mov rbx, 4
sub rbx, rax
lea rsi, [rsi+rax*8-32]
lea rdi, [rdi+rax*8-32]
mov r10, 0
mov rax, [rsi+rbx*8]
mul rcx
mov r12, rax
mov r9, rdx
cmp rbx, 0
jge .2
xalign 16
.1:
mov rax, [rsi+rbx*8]
mul r8
add r9, rax
mov rax, [rsi+rbx*8+8]
adc r10, rdx
mov r11, 0
mul rcx
add [rdi+rbx*8], r12
adc r9, rax
mov r12, 0
adc r10, rdx
mov rax, [rsi+rbx*8+8]
adc r11, 0
mul r8
add [rdi+rbx*8+8], r9
adc r10, rax
adc r11, rdx
mov rax, [rsi+rbx*8+16]
mul rcx
add r10, rax
mov rax, [rsi+rbx*8+16]
adc r11, rdx
adc r12, 0
mul r8
add [rdi+rbx*8+16], r10
mov r9, 0
adc r11, rax
mov r10, 0
mov rax, [rsi+rbx*8+24]
adc r12, rdx
mov r15, r15
mul rcx
add r11, rax
mov rax, [rsi+rbx*8+24]
adc r12, rdx
adc r9, 0
mul r8
add [rdi+rbx*8+24], r11
adc r12, rax
adc r9, rdx
mov rax, [rsi+rbx*8+32]
mul rcx
add r12, rax
adc r9, rdx
adc r10, 0
add rbx, 4
jnc .1
.2:
mov rax, [rsi+rbx*8]
mul r8
cmp rbx, 2
ja .6
jz .5
jp .4
.3:
add r9, rax
mov rax, [rsi+rbx*8+8]
adc r10, rdx
mov r11, 0
mul rcx
add [rdi+rbx*8], r12
adc r9, rax
mov r12, 0
adc r10, rdx
mov rax, [rsi+rbx*8+8]
adc r11, 0
mul r8
add [rdi+rbx*8+8], r9
adc r10, rax
adc r11, rdx
mov rax, [rsi+rbx*8+16]
mul rcx
add r10, rax
mov rax, [rsi+rbx*8+16]
adc r11, rdx
adc r12, 0
mul r8
add [rdi+rbx*8+16], r10
mov r9, 0
adc r11, rax
; padding
mov r10, 0
mov rax, [rsi+rbx*8+24]
adc r12, rdx
; padding
mov r15, r15
mul rcx
add r11, rax
mov rax, [rsi+rbx*8+24]
adc r12, rdx
adc r9, 0
mul r8
add [rdi+rbx*8+24], r11
adc r12, rax
adc r9, rdx
mov [rdi+rbx*8+32], r12
mov rax, r9
jmp .7
xalign 16
.4:
add r9, rax
mov rax, [rsi+rbx*8+8]
adc r10, rdx
mov r11, 0
mul rcx
add [rdi+rbx*8], r12
adc r9, rax
mov r12, 0
adc r10, rdx
mov rax, [rsi+rbx*8+8]
adc r11, 0
mul r8
add [rdi+rbx*8+8], r9
adc r10, rax
adc r11, rdx
mov rax, [rsi+rbx*8+16]
mul rcx
add r10, rax
mov rax, [rsi+rbx*8+16]
adc r11, rdx
adc r12, 0
mul r8
add [rdi+rbx*8+16], r10
adc r11, rax
adc r12, rdx
mov [rdi+rbx*8+24], r11
mov rax, r12
jmp .7
xalign 16
.5:
add r9, rax
mov rax, [rsi+rbx*8+8]
adc r10, rdx
mov r11, 0
mul rcx
add [rdi+rbx*8], r12
adc r9, rax
mov r12, 0
adc r10, rdx
mov rax, [rsi+rbx*8+8]
adc r11, 0
mul r8
add [rdi+rbx*8+8], r9
adc r10, rax
adc r11, rdx
mov [rdi+rbx*8+16], r10
mov rax, r11
jmp .7
xalign 16
.6:
add [rdi+rbx*8], r12
adc r9, rax
adc r10, rdx
mov [rdi+rbx*8+8], r9
mov rax, r10
.7:
END_PROC reg_save_list
end