tools/include/asm/alternative.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_ASM_ALTERNATIVE_ASM_H
#define _TOOLS_ASM_ALTERNATIVE_ASM_H

#if defined(__s390x__)
#ifdef __ASSEMBLY__
.macro ALTERNATIVE oldinstr, newinstr, feature
	\oldinstr
.endm
#endif
#else

/* Just disable it so we can build arch/x86/lib/memcpy_64.S for perf bench: */

#define ALTERNATIVE #

#endif

#endif
License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-01 15:07:57 +01:00			`/* SPDX-License-Identifier: GPL-2.0 */`
perf bench: Copy kernel files needed to build mem{cpy,set} x86_64 benchmarks 2016-07-11 12:36:41 -03:00			`#ifndef _TOOLS_ASM_ALTERNATIVE_ASM_H`
			`#define _TOOLS_ASM_ALTERNATIVE_ASM_H`
perf bench, x86: Add alternatives-asm.h wrapper 2011-05-18 21:00:44 +02:00
selftests: vDSO: check cpu caps before running chacha test 2024-09-15 01:07:27 +02:00			`#if defined(__s390x__)`
			`#ifdef __ASSEMBLY__`
			`.macro ALTERNATIVE oldinstr, newinstr, feature`
			`\oldinstr`
			`.endm`
			`#endif`
			`#else`

perf bench, x86: Add alternatives-asm.h wrapper 2011-05-18 21:00:44 +02:00			`/* Just disable it so we can build arch/x86/lib/memcpy_64.S for perf bench: */`

tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench' 2023-05-17 10:34:59 -03:00			`#define ALTERNATIVE #`
perf bench, x86: Add alternatives-asm.h wrapper 2011-05-18 21:00:44 +02:00
			`#endif`
selftests: vDSO: check cpu caps before running chacha test 2024-09-15 01:07:27 +02:00
			`#endif`