blob: 073d0a426f31487dc6ed0e5f95fc8ed43bdbd0e7 [file] [log] [blame]
/*
* SPDX-License-Identifier: GPL-2.0-or-later
* Host specific cpu indentification for x86.
*/
#ifndef HOST_CPUINFO_H
#define HOST_CPUINFO_H
/* Digested version of <cpuid.h> */
#define CPUINFO_ALWAYS (1u << 0) /* so cpuinfo is nonzero */
#define CPUINFO_CMOV (1u << 1)
#define CPUINFO_MOVBE (1u << 2)
#define CPUINFO_LZCNT (1u << 3)
#define CPUINFO_POPCNT (1u << 4)
#define CPUINFO_BMI1 (1u << 5)
#define CPUINFO_BMI2 (1u << 6)
#define CPUINFO_SSE2 (1u << 7)
#define CPUINFO_SSE4 (1u << 8)
#define CPUINFO_AVX1 (1u << 9)
#define CPUINFO_AVX2 (1u << 10)
#define CPUINFO_AVX512F (1u << 11)
#define CPUINFO_AVX512VL (1u << 12)
#define CPUINFO_AVX512BW (1u << 13)
#define CPUINFO_AVX512DQ (1u << 14)
#define CPUINFO_AVX512VBMI2 (1u << 15)
#define CPUINFO_ATOMIC_VMOVDQA (1u << 16)
#define CPUINFO_ATOMIC_VMOVDQU (1u << 17)
#define CPUINFO_AES (1u << 18)
/* Initialized with a constructor. */
extern unsigned cpuinfo;
/*
* We cannot rely on constructor ordering, so other constructors must
* use the function interface rather than the variable above.
*/
unsigned cpuinfo_init(void);
#endif /* HOST_CPUINFO_H */