linux/arch/sparc/lib/muldi3.S

77 lines
1.9 KiB
ArmAsm

/* Copyright (C) 1989, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU CC 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
.text
.align 4
.globl __muldi3
__muldi3:
save %sp, -104, %sp
wr %g0, %i1, %y
sra %i3, 0x1f, %g2
and %i1, %g2, %g2
andcc %g0, 0, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, %i3, %g1
mulscc %g1, 0, %g1
add %g1, %g2, %l2
rd %y, %o1
mov %o1, %l3
mov %i1, %o0
call .umul
mov %i2, %o1
mov %o0, %l0
mov %i0, %o0
call .umul
mov %i3, %o1
add %l0, %o0, %l0
mov %l2, %i0
add %l2, %l0, %i0
ret
restore %g0, %l3, %o1