Zephyr API Documentation 4.0.0
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basicmath.h
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1/* Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
2 * SPDX-License-Identifier: Apache-2.0
3 */
4
11#ifndef ZEPHYR_INCLUDE_DSP_BASICMATH_H_
12#define ZEPHYR_INCLUDE_DSP_BASICMATH_H_
13
14#include <zephyr/dsp/dsp.h>
15
16#ifdef __cplusplus
17extern "C" {
18#endif
19
49DSP_FUNC_SCOPE void zdsp_mult_q7(const DSP_DATA q7_t *src_a, const DSP_DATA q7_t *src_b,
50 DSP_DATA q7_t *dst, uint32_t block_size);
51
64DSP_FUNC_SCOPE void zdsp_mult_q15(const DSP_DATA q15_t *src_a, const DSP_DATA q15_t *src_b,
65 DSP_DATA q15_t *dst, uint32_t block_size);
66
79DSP_FUNC_SCOPE void zdsp_mult_q31(const DSP_DATA q31_t *src_a, const DSP_DATA q31_t *src_b,
80 DSP_DATA q31_t *dst, uint32_t block_size);
81
89DSP_FUNC_SCOPE void zdsp_mult_f32(const DSP_DATA float32_t *src_a, const DSP_DATA float32_t *src_b,
90 DSP_DATA float32_t *dst, uint32_t block_size);
91
115DSP_FUNC_SCOPE void zdsp_add_f32(const DSP_DATA float32_t *src_a, const DSP_DATA float32_t *src_b,
116 DSP_DATA float32_t *dst, uint32_t block_size);
117
130DSP_FUNC_SCOPE void zdsp_add_q7(const DSP_DATA q7_t *src_a, const DSP_DATA q7_t *src_b,
131 DSP_DATA q7_t *dst, uint32_t block_size);
132
145DSP_FUNC_SCOPE void zdsp_add_q15(const DSP_DATA q15_t *src_a, const DSP_DATA q15_t *src_b,
146 DSP_DATA q15_t *dst, uint32_t block_size);
147
160DSP_FUNC_SCOPE void zdsp_add_q31(const DSP_DATA q31_t *src_a, const DSP_DATA q31_t *src_b,
161 DSP_DATA q31_t *dst, uint32_t block_size);
162
186DSP_FUNC_SCOPE void zdsp_sub_f32(const DSP_DATA float32_t *src_a, const DSP_DATA float32_t *src_b,
187 DSP_DATA float32_t *dst, uint32_t block_size);
188
201DSP_FUNC_SCOPE void zdsp_sub_q7(const DSP_DATA q7_t *src_a, const DSP_DATA q7_t *src_b,
202 DSP_DATA q7_t *dst, uint32_t block_size);
203
216DSP_FUNC_SCOPE void zdsp_sub_q15(const DSP_DATA q15_t *src_a, const DSP_DATA q15_t *src_b,
217 DSP_DATA q15_t *dst, uint32_t block_size);
218
231DSP_FUNC_SCOPE void zdsp_sub_q31(const DSP_DATA q31_t *src_a, const DSP_DATA q31_t *src_b,
232 DSP_DATA q31_t *dst, uint32_t block_size);
233
271DSP_FUNC_SCOPE void zdsp_scale_f32(const DSP_DATA float32_t *src, float32_t scale,
272 DSP_DATA float32_t *dst, uint32_t block_size);
273
288DSP_FUNC_SCOPE void zdsp_scale_q7(const DSP_DATA q7_t *src, q7_t scale_fract, int8_t shift,
289 DSP_DATA q7_t *dst, uint32_t block_size);
290
305DSP_FUNC_SCOPE void zdsp_scale_q15(const DSP_DATA q15_t *src, q15_t scale_fract, int8_t shift,
306 DSP_DATA q15_t *dst, uint32_t block_size);
307
322DSP_FUNC_SCOPE void zdsp_scale_q31(const DSP_DATA q31_t *src, q31_t scale_fract, int8_t shift,
323 DSP_DATA q31_t *dst, uint32_t block_size);
324
349DSP_FUNC_SCOPE void zdsp_abs_f32(const DSP_DATA float32_t *src, DSP_DATA float32_t *dst,
350 uint32_t block_size);
351
363DSP_FUNC_SCOPE void zdsp_abs_q7(const DSP_DATA q7_t *src, DSP_DATA q7_t *dst, uint32_t block_size);
364
376DSP_FUNC_SCOPE void zdsp_abs_q15(const DSP_DATA q15_t *src, DSP_DATA q15_t *dst,
377 uint32_t block_size);
378
391DSP_FUNC_SCOPE void zdsp_abs_q31(const DSP_DATA q31_t *src, DSP_DATA q31_t *dst,
392 uint32_t block_size);
393
418DSP_FUNC_SCOPE void zdsp_dot_prod_f32(const DSP_DATA float32_t *src_a,
419 const DSP_DATA float32_t *src_b, uint32_t block_size,
420 DSP_DATA float32_t *result);
421
436DSP_FUNC_SCOPE void zdsp_dot_prod_q7(const DSP_DATA q7_t *src_a, const DSP_DATA q7_t *src_b,
437 uint32_t block_size, DSP_DATA q31_t *result);
438
453DSP_FUNC_SCOPE void zdsp_dot_prod_q15(const DSP_DATA q15_t *src_a, const DSP_DATA q15_t *src_b,
454 uint32_t block_size, DSP_DATA q63_t *result);
455
471DSP_FUNC_SCOPE void zdsp_dot_prod_q31(const DSP_DATA q31_t *src_a, const DSP_DATA q31_t *src_b,
472 uint32_t block_size, DSP_DATA q63_t *result);
473
508DSP_FUNC_SCOPE void zdsp_shift_q7(const DSP_DATA q7_t *src, int8_t shift_bits, DSP_DATA q7_t *dst,
509 uint32_t block_size);
510
524DSP_FUNC_SCOPE void zdsp_shift_q15(const DSP_DATA q15_t *src, int8_t shift_bits,
525 DSP_DATA q15_t *dst, uint32_t block_size);
526
540DSP_FUNC_SCOPE void zdsp_shift_q31(const DSP_DATA q31_t *src, int8_t shift_bits,
541 DSP_DATA q31_t *dst, uint32_t block_size);
542
569DSP_FUNC_SCOPE void zdsp_offset_f32(const DSP_DATA float32_t *src, float32_t offset,
570 DSP_DATA float32_t *dst, uint32_t block_size);
571
584DSP_FUNC_SCOPE void zdsp_offset_q7(const DSP_DATA q7_t *src, q7_t offset, DSP_DATA q7_t *dst,
585 uint32_t block_size);
586
599DSP_FUNC_SCOPE void zdsp_offset_q15(const DSP_DATA q15_t *src, q15_t offset, DSP_DATA q15_t *dst,
600 uint32_t block_size);
601
614DSP_FUNC_SCOPE void zdsp_offset_q31(const DSP_DATA q31_t *src, q31_t offset, DSP_DATA q31_t *dst,
615 uint32_t block_size);
616
642DSP_FUNC_SCOPE void zdsp_negate_f32(const DSP_DATA float32_t *src, DSP_DATA float32_t *dst,
643 uint32_t block_size);
644
656DSP_FUNC_SCOPE void zdsp_negate_q7(const DSP_DATA q7_t *src, DSP_DATA q7_t *dst,
657 uint32_t block_size);
658
670DSP_FUNC_SCOPE void zdsp_negate_q15(const DSP_DATA q15_t *src, DSP_DATA q15_t *dst,
671 uint32_t block_size);
672
684DSP_FUNC_SCOPE void zdsp_negate_q31(const DSP_DATA q31_t *src, DSP_DATA q31_t *dst,
685 uint32_t block_size);
686
708DSP_FUNC_SCOPE void zdsp_and_u8(const DSP_DATA uint8_t *src_a, const DSP_DATA uint8_t *src_b,
709 DSP_DATA uint8_t *dst, uint32_t block_size);
710
718DSP_FUNC_SCOPE void zdsp_and_u16(const DSP_DATA uint16_t *src_a, const DSP_DATA uint16_t *src_b,
719 DSP_DATA uint16_t *dst, uint32_t block_size);
720
728DSP_FUNC_SCOPE void zdsp_and_u32(const DSP_DATA uint32_t *src_a, const DSP_DATA uint32_t *src_b,
729 DSP_DATA uint32_t *dst, uint32_t block_size);
730
752DSP_FUNC_SCOPE void zdsp_or_u8(const DSP_DATA uint8_t *src_a, const DSP_DATA uint8_t *src_b,
753 DSP_DATA uint8_t *dst, uint32_t block_size);
754
762DSP_FUNC_SCOPE void zdsp_or_u16(const DSP_DATA uint16_t *src_a, const DSP_DATA uint16_t *src_b,
763 DSP_DATA uint16_t *dst, uint32_t block_size);
764
772DSP_FUNC_SCOPE void zdsp_or_u32(const DSP_DATA uint32_t *src_a, const DSP_DATA uint32_t *src_b,
773 DSP_DATA uint32_t *dst, uint32_t block_size);
774
795DSP_FUNC_SCOPE void zdsp_not_u8(const DSP_DATA uint8_t *src, DSP_DATA uint8_t *dst,
796 uint32_t block_size);
797
804DSP_FUNC_SCOPE void zdsp_not_u16(const DSP_DATA uint16_t *src, DSP_DATA uint16_t *dst,
805 uint32_t block_size);
806
813DSP_FUNC_SCOPE void zdsp_not_u32(const DSP_DATA uint32_t *src, DSP_DATA uint32_t *dst,
814 uint32_t block_size);
815
837DSP_FUNC_SCOPE void zdsp_xor_u8(const DSP_DATA uint8_t *src_a, const DSP_DATA uint8_t *src_b,
838 DSP_DATA uint8_t *dst, uint32_t block_size);
839
847DSP_FUNC_SCOPE void zdsp_xor_u16(const DSP_DATA uint16_t *src_a, const DSP_DATA uint16_t *src_b,
848 DSP_DATA uint16_t *dst, uint32_t block_size);
849
857DSP_FUNC_SCOPE void zdsp_xor_u32(const DSP_DATA uint32_t *src_a, const DSP_DATA uint32_t *src_b,
858 DSP_DATA uint32_t *dst, uint32_t block_size);
859
884DSP_FUNC_SCOPE void zdsp_clip_f32(const DSP_DATA float32_t *src, DSP_DATA float32_t *dst,
885 float32_t low, float32_t high, uint32_t num_samples);
886
895DSP_FUNC_SCOPE void zdsp_clip_q31(const DSP_DATA q31_t *src, DSP_DATA q31_t *dst, q31_t low,
896 q31_t high, uint32_t num_samples);
897
906DSP_FUNC_SCOPE void zdsp_clip_q15(const DSP_DATA q15_t *src, DSP_DATA q15_t *dst, q15_t low,
907 q15_t high, uint32_t num_samples);
908
917DSP_FUNC_SCOPE void zdsp_clip_q7(const DSP_DATA q7_t *src, DSP_DATA q7_t *dst, q7_t low, q7_t high,
918 uint32_t num_samples);
919
924#ifdef __cplusplus
925}
926#endif
927
928#ifdef CONFIG_FP16
929#include <zephyr/dsp/basicmath_f16.h>
930#endif /* CONFIG_FP16 */
931
932#endif /* ZEPHYR_INCLUDE_DSP_BASICMATH_H_ */
basicmath_f16.h
Public APIs for DSP basicmath for 16 bit floating point.
dsp.h
Public APIs for Digital Signal Processing (DSP) math.
DSP_DATA
#define DSP_DATA
Definition dsp.h:23
DSP_FUNC_SCOPE
#define DSP_FUNC_SCOPE
Definition dsp.h:17
zdsp_abs_q15
void zdsp_abs_q15(const q15_t *src, q15_t *dst, uint32_t block_size)
Q15 vector absolute value.
zdsp_abs_f32
void zdsp_abs_f32(const float32_t *src, float32_t *dst, uint32_t block_size)
Floating-point vector absolute value.
zdsp_abs_q7
void zdsp_abs_q7(const q7_t *src, q7_t *dst, uint32_t block_size)
Q7 vector absolute value.
zdsp_abs_q31
void zdsp_abs_q31(const q31_t *src, q31_t *dst, uint32_t block_size)
Q31 vector absolute value.
zdsp_add_q15
void zdsp_add_q15(const q15_t *src_a, const q15_t *src_b, q15_t *dst, uint32_t block_size)
Q15 vector addition.
zdsp_add_q31
void zdsp_add_q31(const q31_t *src_a, const q31_t *src_b, q31_t *dst, uint32_t block_size)
Q31 vector addition.
zdsp_add_q7
void zdsp_add_q7(const q7_t *src_a, const q7_t *src_b, q7_t *dst, uint32_t block_size)
Q7 vector addition.
zdsp_add_f32
void zdsp_add_f32(const float32_t *src_a, const float32_t *src_b, float32_t *dst, uint32_t block_size)
Floating-point vector addition.
zdsp_and_u8
void zdsp_and_u8(const uint8_t *src_a, const uint8_t *src_b, uint8_t *dst, uint32_t block_size)
Compute the logical bitwise AND of two fixed-point vectors.
zdsp_and_u16
void zdsp_and_u16(const uint16_t *src_a, const uint16_t *src_b, uint16_t *dst, uint32_t block_size)
Compute the logical bitwise AND of two fixed-point vectors.
zdsp_and_u32
void zdsp_and_u32(const uint32_t *src_a, const uint32_t *src_b, uint32_t *dst, uint32_t block_size)
Compute the logical bitwise AND of two fixed-point vectors.
zdsp_clip_q31
void zdsp_clip_q31(const q31_t *src, q31_t *dst, q31_t low, q31_t high, uint32_t num_samples)
Elementwise fixed-point clipping.
zdsp_clip_q7
void zdsp_clip_q7(const q7_t *src, q7_t *dst, q7_t low, q7_t high, uint32_t num_samples)
Elementwise fixed-point clipping.
zdsp_clip_q15
void zdsp_clip_q15(const q15_t *src, q15_t *dst, q15_t low, q15_t high, uint32_t num_samples)
Elementwise fixed-point clipping.
zdsp_clip_f32
void zdsp_clip_f32(const float32_t *src, float32_t *dst, float32_t low, float32_t high, uint32_t num_samples)
Elementwise floating-point clipping.
zdsp_dot_prod_q15
void zdsp_dot_prod_q15(const q15_t *src_a, const q15_t *src_b, uint32_t block_size, q63_t *result)
Dot product of Q15 vectors.
zdsp_dot_prod_f32
void zdsp_dot_prod_f32(const float32_t *src_a, const float32_t *src_b, uint32_t block_size, float32_t *result)
Dot product of floating-point vectors.
zdsp_dot_prod_q7
void zdsp_dot_prod_q7(const q7_t *src_a, const q7_t *src_b, uint32_t block_size, q31_t *result)
Dot product of Q7 vectors.
zdsp_dot_prod_q31
void zdsp_dot_prod_q31(const q31_t *src_a, const q31_t *src_b, uint32_t block_size, q63_t *result)
Dot product of Q31 vectors.
zdsp_mult_q31
void zdsp_mult_q31(const q31_t *src_a, const q31_t *src_b, q31_t *dst, uint32_t block_size)
Q31 vector multiplication.
zdsp_mult_f32
void zdsp_mult_f32(const float32_t *src_a, const float32_t *src_b, float32_t *dst, uint32_t block_size)
Floating-point vector multiplication.
zdsp_mult_q7
void zdsp_mult_q7(const q7_t *src_a, const q7_t *src_b, q7_t *dst, uint32_t block_size)
Q7 vector multiplication.
zdsp_mult_q15
void zdsp_mult_q15(const q15_t *src_a, const q15_t *src_b, q15_t *dst, uint32_t block_size)
Q15 vector multiplication.
zdsp_negate_q31
void zdsp_negate_q31(const q31_t *src, q31_t *dst, uint32_t block_size)
Negates the elements of a Q31 vector.
zdsp_negate_q15
void zdsp_negate_q15(const q15_t *src, q15_t *dst, uint32_t block_size)
Negates the elements of a Q15 vector.
zdsp_negate_q7
void zdsp_negate_q7(const q7_t *src, q7_t *dst, uint32_t block_size)
Negates the elements of a Q7 vector.
zdsp_negate_f32
void zdsp_negate_f32(const float32_t *src, float32_t *dst, uint32_t block_size)
Negates the elements of a floating-point vector.
zdsp_not_u16
void zdsp_not_u16(const uint16_t *src, uint16_t *dst, uint32_t block_size)
Compute the logical bitwise NOT of a fixed-point vector.
zdsp_not_u8
void zdsp_not_u8(const uint8_t *src, uint8_t *dst, uint32_t block_size)
Compute the logical bitwise NOT of a fixed-point vector.
zdsp_not_u32
void zdsp_not_u32(const uint32_t *src, uint32_t *dst, uint32_t block_size)
Compute the logical bitwise NOT of a fixed-point vector.
zdsp_offset_q15
void zdsp_offset_q15(const q15_t *src, q15_t offset, q15_t *dst, uint32_t block_size)
Adds a constant offset to a Q15 vector.
zdsp_offset_f32
void zdsp_offset_f32(const float32_t *src, float32_t offset, float32_t *dst, uint32_t block_size)
Adds a constant offset to a floating-point vector.
zdsp_offset_q31
void zdsp_offset_q31(const q31_t *src, q31_t offset, q31_t *dst, uint32_t block_size)
Adds a constant offset to a Q31 vector.
zdsp_offset_q7
void zdsp_offset_q7(const q7_t *src, q7_t offset, q7_t *dst, uint32_t block_size)
Adds a constant offset to a Q7 vector.
zdsp_or_u16
void zdsp_or_u16(const uint16_t *src_a, const uint16_t *src_b, uint16_t *dst, uint32_t block_size)
Compute the logical bitwise OR of two fixed-point vectors.
zdsp_or_u32
void zdsp_or_u32(const uint32_t *src_a, const uint32_t *src_b, uint32_t *dst, uint32_t block_size)
Compute the logical bitwise OR of two fixed-point vectors.
zdsp_or_u8
void zdsp_or_u8(const uint8_t *src_a, const uint8_t *src_b, uint8_t *dst, uint32_t block_size)
Compute the logical bitwise OR of two fixed-point vectors.
zdsp_scale_q7
void zdsp_scale_q7(const q7_t *src, q7_t scale_fract, int8_t shift, q7_t *dst, uint32_t block_size)
Multiplies a Q7 vector by a scalar.
zdsp_scale_f32
void zdsp_scale_f32(const float32_t *src, float32_t scale, float32_t *dst, uint32_t block_size)
Multiplies a floating-point vector by a scalar.
zdsp_scale_q31
void zdsp_scale_q31(const q31_t *src, q31_t scale_fract, int8_t shift, q31_t *dst, uint32_t block_size)
Multiplies a Q31 vector by a scalar.
zdsp_scale_q15
void zdsp_scale_q15(const q15_t *src, q15_t scale_fract, int8_t shift, q15_t *dst, uint32_t block_size)
Multiplies a Q15 vector by a scalar.
zdsp_shift_q15
void zdsp_shift_q15(const q15_t *src, int8_t shift_bits, q15_t *dst, uint32_t block_size)
Shifts the elements of a Q15 vector a specified number of bits.
zdsp_shift_q7
void zdsp_shift_q7(const q7_t *src, int8_t shift_bits, q7_t *dst, uint32_t block_size)
Shifts the elements of a Q7 vector a specified number of bits.
zdsp_shift_q31
void zdsp_shift_q31(const q31_t *src, int8_t shift_bits, q31_t *dst, uint32_t block_size)
Shifts the elements of a Q31 vector a specified number of bits.
zdsp_sub_q7
void zdsp_sub_q7(const q7_t *src_a, const q7_t *src_b, q7_t *dst, uint32_t block_size)
Q7 vector subtraction.
zdsp_sub_q31
void zdsp_sub_q31(const q31_t *src_a, const q31_t *src_b, q31_t *dst, uint32_t block_size)
Q31 vector subtraction.
zdsp_sub_q15
void zdsp_sub_q15(const q15_t *src_a, const q15_t *src_b, q15_t *dst, uint32_t block_size)
Q15 vector subtraction.
zdsp_sub_f32
void zdsp_sub_f32(const float32_t *src_a, const float32_t *src_b, float32_t *dst, uint32_t block_size)
Floating-point vector subtraction.
zdsp_xor_u8
void zdsp_xor_u8(const uint8_t *src_a, const uint8_t *src_b, uint8_t *dst, uint32_t block_size)
Compute the logical bitwise XOR of two fixed-point vectors.
zdsp_xor_u16
void zdsp_xor_u16(const uint16_t *src_a, const uint16_t *src_b, uint16_t *dst, uint32_t block_size)
Compute the logical bitwise XOR of two fixed-point vectors.
zdsp_xor_u32
void zdsp_xor_u32(const uint32_t *src_a, const uint32_t *src_b, uint32_t *dst, uint32_t block_size)
Compute the logical bitwise XOR of two fixed-point vectors.
float32_t
float float32_t
32-bit floating-point type definition.
Definition types.h:55
q63_t
int64_t q63_t
64-bit fractional data type in 1.63 format.
Definition types.h:41
q15_t
int16_t q15_t
16-bit fractional data type in 1.15 format.
Definition types.h:29
q31_t
int32_t q31_t
32-bit fractional data type in 1.31 format.
Definition types.h:35
q7_t
int8_t q7_t
8-bit fractional data type in 1.7 format.
Definition types.h:23
uint32_t
__UINT32_TYPE__ uint32_t
Definition stdint.h:90
uint8_t
__UINT8_TYPE__ uint8_t
Definition stdint.h:88
uint16_t
__UINT16_TYPE__ uint16_t
Definition stdint.h:89
int8_t
__INT8_TYPE__ int8_t
Definition stdint.h:72