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v0.8.1
https://github.com/torvalds/linux
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Tip revision: da0c9ea146cbe92b832f1b0f694840ea8eb33cce authored by Linus Torvalds on 06 October 2019, 21:27:30 UTC
Linux 5.4-rc2
Tip revision: da0c9ea
hwcap.h
/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
/*
 * Copied from arch/arm64/include/asm/hwcap.h
 *
 * Copyright (C) 2012 ARM Ltd.
 * Copyright (C) 2017 SiFive
 */
#ifndef __UAPI_ASM_HWCAP_H
#define __UAPI_ASM_HWCAP_H

/*
 * Linux saves the floating-point registers according to the ISA Linux is
 * executing on, as opposed to the ISA the user program is compiled for.  This
 * is necessary for a handful of esoteric use cases: for example, userpsace
 * threading libraries must be able to examine the actual machine state in
 * order to fully reconstruct the state of a thread.
 */
#define COMPAT_HWCAP_ISA_I	(1 << ('I' - 'A'))
#define COMPAT_HWCAP_ISA_M	(1 << ('M' - 'A'))
#define COMPAT_HWCAP_ISA_A	(1 << ('A' - 'A'))
#define COMPAT_HWCAP_ISA_F	(1 << ('F' - 'A'))
#define COMPAT_HWCAP_ISA_D	(1 << ('D' - 'A'))
#define COMPAT_HWCAP_ISA_C	(1 << ('C' - 'A'))

#endif
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