linux-zen-server/arch/xtensa/lib/bswapdi2.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>
ENTRY(__bswapdi2)
abi_entry_default
ssai 8
srli a4, a2, 16
src a4, a4, a2
src a4, a4, a4
src a4, a2, a4
srli a2, a3, 16
src a2, a2, a3
src a2, a2, a2
src a2, a3, a2
mov a3, a4
abi_ret_default
ENDPROC(__bswapdi2)