mpir/mpn/x86_64/amd64/ior_n.asm

72 lines
1.6 KiB
NASM

dnl AMD64 mpn_ior_n
dnl Copyright 2009 Jason Moxham
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')
C (rdi,rcx)=(rsi,rcx)|(rdx,rcx)
ASM_START()
PROLOGUE(mpn_ior_n)
# Version 1.0.4
mov %rcx,%rax
and $3,%rax
shr $2,%rcx
jz skiploop
ALIGN(8)
loop:
mov (%rsi),%r11
mov 8(%rsi),%r8
lea 32(%rsi),%rsi
or (%rdx),%r11
or 8(%rdx),%r8
lea 32(%rdx),%rdx
mov %r11,(%rdi)
mov %r8,8(%rdi)
lea 32(%rdi),%rdi
mov -16(%rsi),%r9
mov -8(%rsi),%r10
or -16(%rdx),%r9
or -8(%rdx),%r10
mov %r9,-16(%rdi)
dec %rcx
mov %r10,-8(%rdi)
jnz loop
skiploop:
inc %rax
dec %rax
jz end
mov (%rsi),%r11
or (%rdx),%r11
mov %r11,(%rdi)
dec %rax
jz end
mov 8(%rsi),%r11
or 8(%rdx),%r11
mov %r11,8(%rdi)
dec %rax
jz end
mov 16(%rsi),%r11
or 16(%rdx),%r11
mov %r11,16(%rdi)
end:
ret
EPILOGUE()