1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _TOOLS_ASM_ALTERNATIVE_ASM_H
 3#define _TOOLS_ASM_ALTERNATIVE_ASM_H
 4
 5#if defined(__s390x__)
 6#ifdef __ASSEMBLY__
 7.macro ALTERNATIVE oldinstr, newinstr, feature
 8	\oldinstr
 9.endm
10#endif
11#else
12
13/* Just disable it so we can build arch/x86/lib/memcpy_64.S for perf bench: */
14
15#define ALTERNATIVE #
16
17#endif
18
19#endif