xref: /linux/arch/xtensa/lib/bswapdi2.S (revision 6d2779ecaeb56f92d7105c56772346c71c88c278)
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