| /* 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_RISCV_HWCAP_H |
| #define _UAPI_ASM_RISCV_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, userspace |
| * 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 /* _UAPI_ASM_RISCV_HWCAP_H */ |
