146 lines
2.7 KiB
NASM
146 lines
2.7 KiB
NASM
dnl mpn_addmul_1
|
|
|
|
dnl Copyright 2011 The Code Cavern
|
|
|
|
dnl This file is part of the MPIR Library.
|
|
|
|
dnl The MPIR Library is free software; you can redistribute it and/or modify
|
|
dnl it under the terms of the GNU Lesser General Public License as published
|
|
dnl by the Free Software Foundation; either version 2.1 of the License, or (at
|
|
dnl your option) any later version.
|
|
|
|
dnl The MPIR Library is distributed in the hope that it will be useful, but
|
|
dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
|
dnl License for more details.
|
|
|
|
dnl You should have received a copy of the GNU Lesser General Public License
|
|
dnl along with the MPIR Library; see the file COPYING.LIB. If not, write
|
|
dnl to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
dnl Boston, MA 02110-1301, USA.
|
|
|
|
include(`../config.m4')
|
|
|
|
ASM_START()
|
|
PROLOGUE(mpn_addmul_1)
|
|
mov (%rsi),%rax
|
|
cmp $1,%rdx
|
|
je one
|
|
mov $5,%r11
|
|
lea -40(%rsi,%rdx,8),%rsi
|
|
lea -40(%rdi,%rdx,8),%rdi
|
|
sub %rdx,%r11
|
|
mul %rcx
|
|
.byte 0x26
|
|
mov %rax,%r8
|
|
.byte 0x26
|
|
mov 8(%rsi,%r11,8),%rax
|
|
.byte 0x26
|
|
mov %rdx,%r9
|
|
.byte 0x26
|
|
cmp $0,%r11
|
|
.byte 0x26
|
|
mov %r12,-8(%rsp)
|
|
.byte 0x26
|
|
jge skiplp
|
|
lp: xor %r10,%r10
|
|
mul %rcx
|
|
add %r8,(%rdi,%r11,8)
|
|
adc %rax,%r9
|
|
adc %rdx,%r10
|
|
mov 16(%rsi,%r11,8),%rax
|
|
mul %rcx
|
|
add %r9,8(%rdi,%r11,8)
|
|
adc %rax,%r10
|
|
mov $0,%r12d
|
|
adc %rdx,%r12
|
|
mov 24(%rsi,%r11,8),%rax
|
|
xor %r8,%r8
|
|
xor %r9,%r9
|
|
mul %rcx
|
|
add %r10,16(%rdi,%r11,8)
|
|
adc %rax,%r12
|
|
adc %rdx,%r8
|
|
mov 32(%rsi,%r11,8),%rax
|
|
mul %rcx
|
|
add %r12,24(%rdi,%r11,8)
|
|
adc %rax,%r8
|
|
adc %rdx,%r9
|
|
add $4,%r11
|
|
mov 8(%rsi,%r11,8),%rax
|
|
jnc lp
|
|
skiplp:
|
|
xor %r10,%r10
|
|
mul %rcx
|
|
add %r8,(%rdi,%r11,8)
|
|
adc %rax,%r9
|
|
adc %rdx,%r10
|
|
cmp $2,%r11
|
|
ja case0
|
|
jz case1
|
|
jp case2
|
|
case3: mov 16(%rsi),%rax
|
|
mul %rcx
|
|
add %r9,8(%rdi)
|
|
adc %rax,%r10
|
|
mov $0,%r12d
|
|
adc %rdx,%r12
|
|
mov 24(%rsi),%rax
|
|
xor %r8,%r8
|
|
xor %r9,%r9
|
|
mul %rcx
|
|
add %r10,16(%rdi)
|
|
adc %rax,%r12
|
|
adc %rdx,%r8
|
|
mov 32(%rsi),%rax
|
|
mul %rcx
|
|
add %r12,24(%rdi)
|
|
adc %rax,%r8
|
|
adc %rdx,%r9
|
|
add %r8,32(%rdi)
|
|
adc $0,%r9
|
|
mov -8(%rsp),%r12
|
|
mov %r9,%rax
|
|
ret
|
|
case2: mov 24(%rsi),%rax
|
|
mul %rcx
|
|
add %r9,16(%rdi)
|
|
adc %rax,%r10
|
|
mov $0,%r12d
|
|
adc %rdx,%r12
|
|
mov 32(%rsi),%rax
|
|
xor %r8,%r8
|
|
#xor %r9,%r9
|
|
mul %rcx
|
|
add %r10,24(%rdi)
|
|
adc %rax,%r12
|
|
adc %rdx,%r8
|
|
add %r12,32(%rdi)
|
|
adc $0,%r8
|
|
mov -8(%rsp),%r12
|
|
mov %r8,%rax
|
|
ret
|
|
ALIGN(16)
|
|
case1: mov 32(%rsi),%rax
|
|
mul %rcx
|
|
add %r9,24(%rdi)
|
|
adc %rax,%r10
|
|
mov $0,%r12d
|
|
adc %rdx,%r12
|
|
add %r10,32(%rdi)
|
|
adc $0,%r12
|
|
mov %r12,%rax
|
|
mov -8(%rsp),%r12
|
|
ret
|
|
one: mul %rcx
|
|
add %rax,(%rdi)
|
|
adc $0,%rdx
|
|
mov %rdx,%rax
|
|
ret
|
|
case0: add %r9,32(%rdi)
|
|
adc $0,%r10
|
|
mov -8(%rsp),%r12
|
|
mov %r10,%rax
|
|
ret
|
|
EPILOGUE()
|