xref: /linux/arch/xtensa/lib/bswapdi2.S (revision eb01fe7abbe2d0b38824d2a93fdb4cc3eaf2ccc1)
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