| /* |
| * 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 <ztest.h> |
| #include <zephyr/zephyr.h> |
| #include <stdlib.h> |
| #include <arm_math.h> |
| #include "../../common/test_common.h" |
| |
| #include "f32.pat" |
| |
| #define SNR_ERROR_THRESH ((float32_t)120) |
| #define REL_ERROR_THRESH (1.0e-6) |
| #define ABS_ERROR_THRESH (1.0e-5) |
| |
| ZTEST_SUITE(fastmath_f32, NULL, NULL, NULL, NULL, NULL); |
| |
| ZTEST(fastmath_f32, test_arm_cos_f32) |
| { |
| size_t index; |
| size_t length = ARRAY_SIZE(in_angles); |
| float32_t *output; |
| |
| /* Allocate output buffer */ |
| output = malloc(length * sizeof(float32_t)); |
| zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED); |
| |
| /* Run test function */ |
| for (index = 0; index < length; index++) { |
| output[index] = arm_cos_f32(((float32_t *)in_angles)[index]); |
| } |
| |
| /* Validate output */ |
| zassert_true( |
| test_snr_error_f32(length, output, (float32_t *)ref_cos, |
| SNR_ERROR_THRESH), |
| ASSERT_MSG_SNR_LIMIT_EXCEED); |
| |
| zassert_true( |
| test_close_error_f32(length, output, (float32_t *)ref_cos, |
| ABS_ERROR_THRESH, REL_ERROR_THRESH), |
| ASSERT_MSG_ERROR_LIMIT_EXCEED); |
| |
| /* Free output buffer */ |
| free(output); |
| } |
| |
| ZTEST(fastmath_f32, test_arm_sin_f32) |
| { |
| size_t index; |
| size_t length = ARRAY_SIZE(in_angles); |
| float32_t *output; |
| |
| /* Allocate output buffer */ |
| output = malloc(length * sizeof(float32_t)); |
| zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED); |
| |
| /* Run test function */ |
| for (index = 0; index < length; index++) { |
| output[index] = arm_sin_f32(((float32_t *)in_angles)[index]); |
| } |
| |
| /* Validate output */ |
| zassert_true( |
| test_snr_error_f32(length, output, (float32_t *)ref_sin, |
| SNR_ERROR_THRESH), |
| ASSERT_MSG_SNR_LIMIT_EXCEED); |
| |
| zassert_true( |
| test_close_error_f32(length, output, (float32_t *)ref_sin, |
| ABS_ERROR_THRESH, REL_ERROR_THRESH), |
| ASSERT_MSG_ERROR_LIMIT_EXCEED); |
| |
| /* Free output buffer */ |
| free(output); |
| } |
| |
| ZTEST(fastmath_f32, test_arm_sqrt_f32) |
| { |
| size_t index; |
| size_t length = ARRAY_SIZE(in_sqrt); |
| arm_status status; |
| float32_t *output; |
| |
| /* Allocate output buffer */ |
| output = malloc(length * sizeof(float32_t)); |
| zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED); |
| |
| /* Run test function */ |
| for (index = 0; index < length; index++) { |
| status = arm_sqrt_f32( |
| ((float32_t *)in_sqrt)[index], &output[index]); |
| |
| /* Validate operation status */ |
| if (((float32_t *)in_sqrt)[index] < 0.0f) { |
| 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_f32(length, output, (float32_t *)ref_sqrt, |
| SNR_ERROR_THRESH), |
| ASSERT_MSG_SNR_LIMIT_EXCEED); |
| |
| zassert_true( |
| test_close_error_f32(length, output, (float32_t *)ref_sqrt, |
| ABS_ERROR_THRESH, REL_ERROR_THRESH), |
| ASSERT_MSG_ERROR_LIMIT_EXCEED); |
| |
| /* Free output buffer */ |
| free(output); |
| } |
| |
| static void test_arm_vlog_f32( |
| const uint32_t *input1, const uint32_t *ref, size_t length) |
| { |
| float32_t *output; |
| |
| /* Allocate output buffer */ |
| output = malloc(length * sizeof(float32_t)); |
| zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED); |
| |
| /* Run test function */ |
| arm_vlog_f32((float32_t *)input1, output, length); |
| |
| /* Validate output */ |
| zassert_true( |
| test_snr_error_f32(length, output, (float32_t *)ref, |
| SNR_ERROR_THRESH), |
| ASSERT_MSG_SNR_LIMIT_EXCEED); |
| |
| zassert_true( |
| test_close_error_f32(length, output, (float32_t *)ref, |
| ABS_ERROR_THRESH, REL_ERROR_THRESH), |
| ASSERT_MSG_ERROR_LIMIT_EXCEED); |
| |
| /* Free output buffer */ |
| free(output); |
| } |
| |
| DEFINE_TEST_VARIANT3(fastmath_f32, arm_vlog_f32, all, in_log, ref_log, 25); |
| DEFINE_TEST_VARIANT3(fastmath_f32, arm_vlog_f32, 3, in_log, ref_log, 3); |
| DEFINE_TEST_VARIANT3(fastmath_f32, arm_vlog_f32, 8, in_log, ref_log, 8); |
| DEFINE_TEST_VARIANT3(fastmath_f32, arm_vlog_f32, 11, in_log, ref_log, 11); |
| |
| static void test_arm_vexp_f32( |
| const uint32_t *input1, const uint32_t *ref, size_t length) |
| { |
| float32_t *output; |
| |
| /* Allocate output buffer */ |
| output = malloc(length * sizeof(float32_t)); |
| zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED); |
| |
| /* Run test function */ |
| arm_vexp_f32((float32_t *)input1, output, length); |
| |
| /* Validate output */ |
| zassert_true( |
| test_snr_error_f32(length, output, (float32_t *)ref, |
| SNR_ERROR_THRESH), |
| ASSERT_MSG_SNR_LIMIT_EXCEED); |
| |
| zassert_true( |
| test_close_error_f32(length, output, (float32_t *)ref, |
| ABS_ERROR_THRESH, REL_ERROR_THRESH), |
| ASSERT_MSG_ERROR_LIMIT_EXCEED); |
| |
| /* Free output buffer */ |
| free(output); |
| } |
| |
| DEFINE_TEST_VARIANT3(fastmath_f32, arm_vexp_f32, all, in_exp, ref_exp, 52); |
| DEFINE_TEST_VARIANT3(fastmath_f32, arm_vexp_f32, 3, in_exp, ref_exp, 3); |
| DEFINE_TEST_VARIANT3(fastmath_f32, arm_vexp_f32, 8, in_exp, ref_exp, 8); |
| DEFINE_TEST_VARIANT3(fastmath_f32, arm_vexp_f32, 11, in_exp, ref_exp, 11); |