xref: /linux/arch/xtensa/lib/bswapdi2.S (revision 159a8bb06f7bb298da1aacc99975e9817e2cf02c)
1/* SPDX-License-Identifier: GPL-2.0-or-later WITH GCC-exception-2.0 */
2#include <linux/linkage.h>
3#include <asm/asmmacro.h>
4#include <asm/core.h>
5
6ENTRY(__bswapdi2)
7
8	abi_entry_default
9	ssai	8
10	srli	a4, a2, 16
11	src	a4, a4, a2
12	src	a4, a4, a4
13	src	a4, a2, a4
14	srli	a2, a3, 16
15	src	a2, a2, a3
16	src	a2, a2, a2
17	src	a2, a3, a2
18	mov	a3, a4
19	abi_ret_default
20
21ENDPROC(__bswapdi2)
22EXPORT_SYMBOL(__bswapdi2)
23