hwmuldiv.s revision 4eb5116a772d340fe75c795059e1566c07b9994c
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
.file "%M%"
#include <sys/asm_linkage.h>
/*
* Versions of .mul .umul .div .udiv .rem .urem written using
* appropriate SPARC V8 instructions.
*/
bvs,a 1f
1: retl
bvs,a 1f
/*
* v8plus versions of __{u,}{mul,div,rem}64 compiler support routines
*/
/*
* Convert 32-bit arg pairs in %o0:o1 and %o2:%o3 to 64-bit args in %o1 and %o2
*/
#define ARGS_TO_64 \
!
! division, signed
!
!
! division, unsigned
!
!
! multiplication, signed and unsigned
!
!
! unsigned remainder
!
!
! signed remainder
!