linux/arch/xtensa/lib/ashldi3.S
Max Filippov 338d915090 xtensa: add asm-prototypes.h
Move assembly source prototypes from xtensa_ksyms.c to
asm/asm-prototypes.h, move corresponding EXPORT_SYMBOLs to the assembly
sources and enable HAVE_ASM_MODVERSIONS for xtensa.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
2023-06-12 19:48:57 -07:00

30 lines
472 B
ArmAsm

/* 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)
EXPORT_SYMBOL(__ashldi3)