chromium/third_party/cpuinfo/src/src/x86/cpuid.h

#pragma once
#include <stdint.h>

#if defined(__GNUC__)
#include <cpuid.h>
#elif defined(_MSC_VER)
#include <intrin.h>
#endif

#if CPUINFO_MOCK
#include <cpuinfo-mock.h>
#endif
#include <x86/api.h>

#if defined(__GNUC__) || defined(_MSC_VER)
static inline struct cpuid_regs cpuid(uint32_t eax) { … }

static inline struct cpuid_regs cpuidex(uint32_t eax, uint32_t ecx) { … }
#endif

static inline uint64_t xgetbv(uint32_t ext_ctrl_reg) { … }