linux/tools/testing/selftests/x86/helpers.h

26 lines
516 B
C

// SPDX-License-Identifier: GPL-2.0-only
#ifndef __SELFTESTS_X86_HELPERS_H
#define __SELFTESTS_X86_HELPERS_H
#include <asm/processor-flags.h>
static inline unsigned long get_eflags(void)
{
#ifdef __x86_64__
return __builtin_ia32_readeflags_u64();
#else
return __builtin_ia32_readeflags_u32();
#endif
}
static inline void set_eflags(unsigned long eflags)
{
#ifdef __x86_64__
__builtin_ia32_writeeflags_u64(eflags);
#else
__builtin_ia32_writeeflags_u32(eflags);
#endif
}
#endif /* __SELFTESTS_X86_HELPERS_H */