linux-zen-server/arch/xtensa/lib/ashldi3.S

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ArmAsm
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2023-08-30 17:53:23 +02:00
/* SPDX-License-Identifier: GPL-2.0-or-later WITH GCC-exception-2.0 */
#include <linux/linkage.h>
#include <asm/asmmacro.h>
#include <asm/core.h>
#ifdef __XTENSA_EB__
#define uh a2
#define ul a3
#else
#define uh a3
#define ul a2
#endif /* __XTENSA_EB__ */
ENTRY(__ashldi3)
abi_entry_default
ssl a4
bgei a4, 32, .Llow_only
src uh, uh, ul
sll ul, ul
abi_ret_default
.Llow_only:
sll uh, ul
movi ul, 0
abi_ret_default
ENDPROC(__ashldi3)