CMSIS-DSP
Version 1.10.0
CMSIS DSP Software Library
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Macros | |
#define | INDEX_MASK |
Macros required for reciprocal calculation in Normalized LMS. More... | |
#define | SQ(x) |
#define | ROUND_UP(N, S) |
Functions | |
__STATIC_FORCEINLINE uint32_t | arm_recip_q31 (q31_t in, q31_t *dst, const q31_t *pRecipTable) |
Function to Calculates 1/in (reciprocal) value of Q31 Data type. More... | |
__STATIC_FORCEINLINE uint32_t | arm_recip_q15 (q15_t in, q15_t *dst, const q15_t *pRecipTable) |
Function to Calculates 1/in (reciprocal) value of Q15 Data type. More... | |
__STATIC_INLINE void | arm_norm_64_to_32u (uint64_t in, int32_t *normalized, int32_t *norm) |
64-bit to 32-bit unsigned normalization More... | |
__STATIC_INLINE q31_t | arm_div_q63_to_q31 (q63_t num, q31_t den) |
#define INDEX_MASK |
#define ROUND_UP | ( | N, | |
S | |||
) |
#define SQ | ( | x | ) |
__STATIC_INLINE void arm_norm_64_to_32u | ( | uint64_t | in, |
int32_t * | normalized, | ||
int32_t * | norm | ||
) |
[in] | in | is input unsigned long long value |
[out] | normalized | is the 32-bit normalized value |
[out] | norm | is norm scale |