xref: /linux/arch/xtensa/lib/bswapdi2.S (revision b30d7a77c53ec04a6d94683d7680ec406b7f3ac8)
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