| /* |
| * Copyright (c) 2020 Stephanos Ioannidis <root@stephanos.io> |
| * Copyright (C) 2010-2020 ARM Limited or its affiliates. All rights reserved. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr/ztest.h> |
| #include <zephyr/kernel.h> |
| #include <stdlib.h> |
| #include <arm_math.h> |
| #include "../../common/test_common.h" |
| |
| #include "q31.pat" |
| |
| #define SNR_ERROR_THRESH ((float32_t)100) |
| #define ABS_ERROR_THRESH ((q31_t)2200) |
| |
| ZTEST_SUITE(fastmath_q31, NULL, NULL, NULL, NULL, NULL); |
| |
| ZTEST(fastmath_q31, test_arm_cos_q31) |
| { |
| size_t index; |
| size_t length = ARRAY_SIZE(in_angles); |
| q31_t *output; |
| |
| /* Allocate output buffer */ |
| output = malloc(length * sizeof(q31_t)); |
| zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED); |
| |
| /* Run test function */ |
| for (index = 0; index < length; index++) { |
| output[index] = arm_cos_q31(in_angles[index]); |
| } |
| |
| /* Validate output */ |
| zassert_true( |
| test_snr_error_q31(length, output, ref_cos, SNR_ERROR_THRESH), |
| ASSERT_MSG_SNR_LIMIT_EXCEED); |
| |
| zassert_true( |
| test_near_equal_q31(length, output, ref_cos, ABS_ERROR_THRESH), |
| ASSERT_MSG_ABS_ERROR_LIMIT_EXCEED); |
| |
| /* Free output buffer */ |
| free(output); |
| } |
| |
| ZTEST(fastmath_q31, test_arm_sin_q31) |
| { |
| size_t index; |
| size_t length = ARRAY_SIZE(in_angles); |
| q31_t *output; |
| |
| /* Allocate output buffer */ |
| output = malloc(length * sizeof(q31_t)); |
| zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED); |
| |
| /* Run test function */ |
| for (index = 0; index < length; index++) { |
| output[index] = arm_sin_q31(in_angles[index]); |
| } |
| |
| /* Validate output */ |
| zassert_true( |
| test_snr_error_q31(length, output, ref_sin, SNR_ERROR_THRESH), |
| ASSERT_MSG_SNR_LIMIT_EXCEED); |
| |
| zassert_true( |
| test_near_equal_q31(length, output, ref_sin, ABS_ERROR_THRESH), |
| ASSERT_MSG_ABS_ERROR_LIMIT_EXCEED); |
| |
| /* Free output buffer */ |
| free(output); |
| } |
| |
| ZTEST(fastmath_q31, test_arm_sqrt_q31) |
| { |
| size_t index; |
| size_t length = ARRAY_SIZE(in_sqrt); |
| arm_status status; |
| q31_t *output; |
| |
| /* Allocate output buffer */ |
| output = malloc(length * sizeof(q31_t)); |
| zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED); |
| |
| /* Run test function */ |
| for (index = 0; index < length; index++) { |
| status = arm_sqrt_q31(in_sqrt[index], &output[index]); |
| |
| /* Validate operation status */ |
| if (in_sqrt[index] <= 0) { |
| zassert_equal(status, ARM_MATH_ARGUMENT_ERROR, |
| "square root did fail with an input value " |
| "of '0'"); |
| } else { |
| zassert_equal(status, ARM_MATH_SUCCESS, |
| "square root operation did not succeed"); |
| } |
| } |
| |
| /* Validate output */ |
| zassert_true( |
| test_snr_error_q31(length, output, ref_sqrt, SNR_ERROR_THRESH), |
| ASSERT_MSG_SNR_LIMIT_EXCEED); |
| |
| zassert_true( |
| test_near_equal_q31(length, output, ref_sqrt, |
| ABS_ERROR_THRESH), |
| ASSERT_MSG_ABS_ERROR_LIMIT_EXCEED); |
| |
| /* Free output buffer */ |
| free(output); |
| } |