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#include <stdint.h> |
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#if CPUINFO_MOCK |
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extern uint32_t cpuinfo_arm_fpsid; |
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extern uint32_t cpuinfo_arm_mvfr0; |
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extern uint32_t cpuinfo_arm_wcid; |
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static inline uint32_t read_fpsid(void) { |
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return cpuinfo_arm_fpsid; |
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} |
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static inline uint32_t read_mvfr0(void) { |
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return cpuinfo_arm_mvfr0; |
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} |
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static inline uint32_t read_wcid(void) { |
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return cpuinfo_arm_wcid; |
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} |
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#else |
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#if !defined(__ARM_ARCH_7A__) && !defined(__ARM_ARCH_8A__) && !(defined(__ARM_ARCH) && (__ARM_ARCH >= 7)) |
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static inline uint32_t read_fpsid(void) { |
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uint32_t fpsid; |
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__asm__ __volatile__("MRC p10, 0x7, %[fpsid], cr0, cr0, 0" : [fpsid] "=r" (fpsid)); |
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return fpsid; |
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} |
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static inline uint32_t read_mvfr0(void) { |
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uint32_t mvfr0; |
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__asm__ __volatile__("MRC p10, 0x7, %[mvfr0], cr7, cr0, 0" : [mvfr0] "=r" (mvfr0)); |
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return mvfr0; |
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} |
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#endif |
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#if !defined(__ARM_ARCH_8A__) && !(defined(__ARM_ARCH) && (__ARM_ARCH >= 8)) |
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static inline uint32_t read_wcid(void) { |
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uint32_t wcid; |
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__asm__ __volatile__("MRC p1, 0, %[wcid], c0, c0" : [wcid] "=r" (wcid)); |
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return wcid; |
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} |
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#endif |
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#endif |
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