xref: /linux/arch/xtensa/lib/ashldi3.S (revision cdd5b5a9761fd66d17586e4f4ba6588c70e640ea)
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
6#ifdef __XTENSA_EB__
7#define uh a2
8#define ul a3
9#else
10#define uh a3
11#define ul a2
12#endif /* __XTENSA_EB__ */
13
14ENTRY(__ashldi3)
15
16	abi_entry_default
17	ssl	a4
18	bgei	a4, 32, .Llow_only
19	src	uh, uh, ul
20	sll	ul, ul
21	abi_ret_default
22
23.Llow_only:
24	sll	uh, ul
25	movi	ul, 0
26	abi_ret_default
27
28ENDPROC(__ashldi3)
29EXPORT_SYMBOL(__ashldi3)
30