linux/arch/xtensa/lib/bswapsi2.S
Max Filippov 034f4a7877 xtensa: add __bswap{si,di}2 helpers
gcc-13 may generate calls for __bswap{si,di}2. This breaks the kernel
build when optimization for size is selected. Add __bswap{si,di}2
helpers to fix that.

Cc: stable@vger.kernel.org
Fixes: 19c5699f9a ("xtensa: don't link with libgcc")
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
2023-05-12 09:44:12 -07:00

17 lines
296 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>
ENTRY(__bswapsi2)
abi_entry_default
ssai 8
srli a3, a2, 16
src a3, a3, a2
src a3, a3, a3
src a2, a2, a3
abi_ret_default
ENDPROC(__bswapsi2)