mpir/mpn/x86_64w/add_err1_n.asm

104 lines
3.1 KiB
NASM

; Copyright (C) 2009, David Harvey
;
; Windows Conversion Copyright 2008 Brian Gladman
;
; All rights reserved.
;
; Redistribution and use in source and binary forms, with or without
; modification, are permitted provided that the following conditions are
; met:
; 1. Redistributions of source code must retain the above copyright notice,
; this list of conditions and the following disclaimer.
;
; 2. Redistributions in binary form must reproduce the above copyright
; notice, this list of conditions and the following disclaimer in the
; documentation and/or other materials provided with the distribution.
;
; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
; ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
; LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
; PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
; HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
; SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
; TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
; PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
; LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
; NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
;
; mp_limb_t mpn_add_err1_n(mp_ptr, mp_ptr, mp_ptr, mp_ptr, mp_ptr, mp_size_t, mp_limb_t)
; mp_limb_t mpn_sub_err1_n(mp_ptr, mp_ptr, mp_ptr, mp_ptr, mp_ptr, mp_size_t, mp_limb_t)
; rax rdi rsi rdx rcx r8 r9 8(rsp)
; rax rcx rdx r8 r9 [rsp+40] [rsp+48] [rsp+56]
%include "yasm_mac.inc"
%define reg_save_list rbx, rsi, rdi, rbp, r12
%macro fun 2
xalign 16
FRAME_PROC %1, 0, reg_save_list
mov rax, qword [rsp+stack_use+48]
lea rdi, [rcx+rax*8]
lea rsi, [rdx+rax*8]
lea rdx, [r8+rax*8]
mov rcx, r9
mov r9, rax
mov r8, [rsp+stack_use+40]
mov rax, [rsp+stack_use+56]
xor rbx, rbx
xor rbp, rbp
test r9, 1
jnz %%2
%%1:lea r8, [r8+r9*8-8]
neg r9
jmp %%3
xalign 16
%%2:lea r8, [r8+r9*8-16]
neg r9
shr rax, 1
mov r12, [rsi+r9*8]
%2 r12, [rdx+r9*8]
cmovc rbx, [r8+8]
mov [rdi+r9*8], r12
setc al
inc r9
jz %%4
xalign 16
%%3:mov r12, [rsi+r9*8]
shr rax, 1
%2 r12, [rdx+r9*8]
mov r11, 0
mov [rdi+r9*8], r12
mov r10, 0
mov r12, [rsi+r9*8+8]
cmovc r10, [r8]
%2 r12, [rdx+r9*8+8]
cmovc r11, [r8-8]
setc al
add rbx, r10
adc rbp, 0
add rbx, r11
mov [rdi+r9*8+8], r12
adc rbp, 0
add r9, 2
lea r8, [r8-16]
jnz %%3
%%4:mov [rcx], rbx
mov [rcx+8], rbp
END_PROC reg_save_list
%endmacro
CPU Athlon64
BITS 64
; global __gmpn_add_err1_n
fun mpn_add_err1_n, adc
end