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#ifndef _ISQRT_H |
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#define _ISQRT_H |
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#include <inttypes.h> |
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// coded in assembler file |
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extern uint16_t isqrt32(uint32_t n); |
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extern uint8_t isqrt16(uint16_t n); |
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extern uint16_t ihypot(int16_t x, int16_t y); |
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#endif // _ISQRT_H |