| 1 | // SPDX-License-Identifier: GPL-2.0-only |
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| 2 | #ifndef __SELFTESTS_X86_HELPERS_H |
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| 3 | #define __SELFTESTS_X86_HELPERS_H |
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| 4 | |
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| 5 | #include <asm/processor-flags.h> |
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| 6 | |
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| 7 | static inline unsigned long get_eflags(void) |
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| 8 | { |
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| 9 | #ifdef __x86_64__ |
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| 10 | return __builtin_ia32_readeflags_u64(); |
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| 11 | #else |
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| 12 | return __builtin_ia32_readeflags_u32(); |
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| 13 | #endif |
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| 14 | } |
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| 15 | |
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| 16 | static inline void set_eflags(unsigned long eflags) |
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| 17 | { |
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| 18 | #ifdef __x86_64__ |
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| 19 | __builtin_ia32_writeeflags_u64(eflags); |
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| 20 | #else |
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| 21 | __builtin_ia32_writeeflags_u32(eflags); |
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| 22 | #endif |
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| 23 | } |
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| 24 | |
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| 25 | #endif /* __SELFTESTS_X86_HELPERS_H */ |
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| 26 | |
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