tests: lib: cmsis_dsp: interpolation: Add Q7 tests for 1.9.0

This commit adds the interpolation Q7 test patterns and implementations
for the CMSIS-DSP 1.9.0.

Signed-off-by: Stephanos Ioannidis <root@stephanos.io>
This commit is contained in:
Stephanos Ioannidis 2021-08-22 18:30:47 +09:00 committed by Carles Cufí
commit c93a089288
6 changed files with 296 additions and 0 deletions

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# SPDX-License-Identifier: Apache-2.0
cmake_minimum_required(VERSION 3.20.0)
find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
project(cmsis_dsp_interpolation)
target_sources(app PRIVATE
src/q7.c
src/main.c
)

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CONFIG_ZTEST=y
CONFIG_NEWLIB_LIBC=y
CONFIG_CMSIS_DSP=y
CONFIG_CMSIS_DSP_INTERPOLATION=y

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/*
* Copyright (c) 2021 Stephanos Ioannidis <root@stephanos.io>
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <ztest.h>
#include <zephyr.h>
extern void test_interpolation_q7(void);
void test_main(void)
{
test_interpolation_q7();
}

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/*
* Copyright (c) 2021 Stephanos Ioannidis <root@stephanos.io>
* Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <ztest.h>
#include <zephyr.h>
#include <stdlib.h>
#include <arm_math.h>
#include "../../common/test_common.h"
#include "q7.pat"
#define SNR_ERROR_THRESH ((float32_t)20)
#define ABS_ERROR_THRESH ((q7_t)2)
void test_arm_linear_interp_q7(void)
{
size_t index;
size_t length = ARRAY_SIZE(ref_linear);
q7_t *output;
/* Allocate output buffer */
output = malloc(length * sizeof(q7_t));
zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED);
/* Run test function */
for (index = 0; index < length; index++) {
/*
* FIXME: Remove the cast below once the upstream CMSIS is
* fixed to specify the const qualifier.
*/
output[index] = arm_linear_interp_q7((q7_t *)in_linear_y,
in_linear_x[index],
ARRAY_SIZE(in_linear_y));
}
/* Validate output */
zassert_true(
test_snr_error_q7(length, output, ref_linear,
SNR_ERROR_THRESH),
ASSERT_MSG_SNR_LIMIT_EXCEED);
zassert_true(
test_near_equal_q7(length, output, ref_linear,
ABS_ERROR_THRESH),
ASSERT_MSG_ABS_ERROR_LIMIT_EXCEED);
/* Free output buffer */
free(output);
}
void test_arm_bilinear_interp_q7(void)
{
arm_bilinear_interp_instance_q7 inst;
size_t index;
size_t length = ARRAY_SIZE(ref_bilinear);
q7_t *output;
/* Initialise instance */
inst.numRows = in_bilinear_config[1];
inst.numCols = in_bilinear_config[0];
inst.pData = (q7_t *)in_bilinear_y;
/* Allocate output buffer */
output = malloc(length * sizeof(q7_t));
zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED);
/* Run test function */
for (index = 0; index < length; index++) {
output[index] = arm_bilinear_interp_q7(
&inst,
in_bilinear_x[2 * index],
in_bilinear_x[2 * index + 1]
);
}
/* Validate output */
zassert_true(
test_snr_error_q7(length, output, ref_bilinear,
SNR_ERROR_THRESH),
ASSERT_MSG_SNR_LIMIT_EXCEED);
zassert_true(
test_near_equal_q7(length, output, ref_bilinear,
ABS_ERROR_THRESH),
ASSERT_MSG_ABS_ERROR_LIMIT_EXCEED);
/* Free output buffer */
free(output);
}
void test_interpolation_q7(void)
{
ztest_test_suite(interpolation_q7,
ztest_unit_test(test_arm_linear_interp_q7),
ztest_unit_test(test_arm_bilinear_interp_q7)
);
ztest_run_test_suite(interpolation_q7);
}

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static const q31_t in_linear_x[40] = {
0x00080000, 0x00180000, 0x00280000, 0x00380000,
0x00480000, 0x00580000, 0x00680000, 0x00780000,
0x00880000, 0x00980000, 0x00A80000, 0x00B80000,
0x00C80000, 0x00D80000, 0x00E80000, 0x00F80000,
0x01080000, 0x01180000, 0x01280000, 0x01380000,
0x01480000, 0x01580000, 0x01680000, 0x01780000,
0x01880000, 0x01980000, 0x01A80000, 0x01B80000,
0x01C80000, 0x01D80000, 0x01E80000, 0x01F80000,
0x02080000, 0x02180000, 0x02280000, 0x02380000,
0x02480000, 0x02580000, 0x02680000, 0x02780000
};
static const q7_t in_linear_y[41] = {
0x7F, 0x7F, 0x7F, 0x7D, 0x75, 0x67, 0x4D, 0x28,
0xF7, 0xC2, 0x95, 0x80, 0x93, 0xD1, 0x27, 0x6F,
0x7B, 0x37, 0xC8, 0x82, 0xAA, 0x27, 0x7E, 0x45,
0xB4, 0x86, 0x07, 0x7E, 0x28, 0x8B, 0xC4, 0x71,
0x37, 0x88, 0xE6, 0x7F, 0xE1, 0x93, 0x64, 0x22,
0x82
};
static const q7_t ref_linear[40] = {
0x7F, 0x7F, 0x7E, 0x79, 0x6E, 0x5A, 0x3A, 0x0F,
0xDC, 0xAB, 0x8A, 0x8A, 0xB2, 0xFC, 0x4B, 0x75,
0x59, 0xFF, 0xA5, 0x96, 0xE9, 0x53, 0x62, 0xFD,
0x9D, 0xC7, 0x43, 0x53, 0xDA, 0xA8, 0x1B, 0x54,
0xE0, 0xB7, 0x33, 0x31, 0xBA, 0xFB, 0x43, 0xD2
};
static const q31_t in_bilinear_x[300] = {
0x00080000, 0x00080000, 0x000F1C72, 0x00080000,
0x001638E4, 0x00080000, 0x001D5555, 0x00080000,
0x002471C7, 0x00080000, 0x002B8E39, 0x00080000,
0x0032AAAB, 0x00080000, 0x0039C71C, 0x00080000,
0x0040E38E, 0x00080000, 0x00480000, 0x00080000,
0x00080000, 0x000DB6DB, 0x000F1C72, 0x000DB6DB,
0x001638E4, 0x000DB6DB, 0x001D5555, 0x000DB6DB,
0x002471C7, 0x000DB6DB, 0x002B8E39, 0x000DB6DB,
0x0032AAAB, 0x000DB6DB, 0x0039C71C, 0x000DB6DB,
0x0040E38E, 0x000DB6DB, 0x00480000, 0x000DB6DB,
0x00080000, 0x00136DB7, 0x000F1C72, 0x00136DB7,
0x001638E4, 0x00136DB7, 0x001D5555, 0x00136DB7,
0x002471C7, 0x00136DB7, 0x002B8E39, 0x00136DB7,
0x0032AAAB, 0x00136DB7, 0x0039C71C, 0x00136DB7,
0x0040E38E, 0x00136DB7, 0x00480000, 0x00136DB7,
0x00080000, 0x00192492, 0x000F1C72, 0x00192492,
0x001638E4, 0x00192492, 0x001D5555, 0x00192492,
0x002471C7, 0x00192492, 0x002B8E39, 0x00192492,
0x0032AAAB, 0x00192492, 0x0039C71C, 0x00192492,
0x0040E38E, 0x00192492, 0x00480000, 0x00192492,
0x00080000, 0x001EDB6E, 0x000F1C72, 0x001EDB6E,
0x001638E4, 0x001EDB6E, 0x001D5555, 0x001EDB6E,
0x002471C7, 0x001EDB6E, 0x002B8E39, 0x001EDB6E,
0x0032AAAB, 0x001EDB6E, 0x0039C71C, 0x001EDB6E,
0x0040E38E, 0x001EDB6E, 0x00480000, 0x001EDB6E,
0x00080000, 0x00249249, 0x000F1C72, 0x00249249,
0x001638E4, 0x00249249, 0x001D5555, 0x00249249,
0x002471C7, 0x00249249, 0x002B8E39, 0x00249249,
0x0032AAAB, 0x00249249, 0x0039C71C, 0x00249249,
0x0040E38E, 0x00249249, 0x00480000, 0x00249249,
0x00080000, 0x002A4925, 0x000F1C72, 0x002A4925,
0x001638E4, 0x002A4925, 0x001D5555, 0x002A4925,
0x002471C7, 0x002A4925, 0x002B8E39, 0x002A4925,
0x0032AAAB, 0x002A4925, 0x0039C71C, 0x002A4925,
0x0040E38E, 0x002A4925, 0x00480000, 0x002A4925,
0x00080000, 0x00300000, 0x000F1C72, 0x00300000,
0x001638E4, 0x00300000, 0x001D5555, 0x00300000,
0x002471C7, 0x00300000, 0x002B8E39, 0x00300000,
0x0032AAAB, 0x00300000, 0x0039C71C, 0x00300000,
0x0040E38E, 0x00300000, 0x00480000, 0x00300000,
0x00080000, 0x0035B6DB, 0x000F1C72, 0x0035B6DB,
0x001638E4, 0x0035B6DB, 0x001D5555, 0x0035B6DB,
0x002471C7, 0x0035B6DB, 0x002B8E39, 0x0035B6DB,
0x0032AAAB, 0x0035B6DB, 0x0039C71C, 0x0035B6DB,
0x0040E38E, 0x0035B6DB, 0x00480000, 0x0035B6DB,
0x00080000, 0x003B6DB7, 0x000F1C72, 0x003B6DB7,
0x001638E4, 0x003B6DB7, 0x001D5555, 0x003B6DB7,
0x002471C7, 0x003B6DB7, 0x002B8E39, 0x003B6DB7,
0x0032AAAB, 0x003B6DB7, 0x0039C71C, 0x003B6DB7,
0x0040E38E, 0x003B6DB7, 0x00480000, 0x003B6DB7,
0x00080000, 0x00412492, 0x000F1C72, 0x00412492,
0x001638E4, 0x00412492, 0x001D5555, 0x00412492,
0x002471C7, 0x00412492, 0x002B8E39, 0x00412492,
0x0032AAAB, 0x00412492, 0x0039C71C, 0x00412492,
0x0040E38E, 0x00412492, 0x00480000, 0x00412492,
0x00080000, 0x0046DB6E, 0x000F1C72, 0x0046DB6E,
0x001638E4, 0x0046DB6E, 0x001D5555, 0x0046DB6E,
0x002471C7, 0x0046DB6E, 0x002B8E39, 0x0046DB6E,
0x0032AAAB, 0x0046DB6E, 0x0039C71C, 0x0046DB6E,
0x0040E38E, 0x0046DB6E, 0x00480000, 0x0046DB6E,
0x00080000, 0x004C9249, 0x000F1C72, 0x004C9249,
0x001638E4, 0x004C9249, 0x001D5555, 0x004C9249,
0x002471C7, 0x004C9249, 0x002B8E39, 0x004C9249,
0x0032AAAB, 0x004C9249, 0x0039C71C, 0x004C9249,
0x0040E38E, 0x004C9249, 0x00480000, 0x004C9249,
0x00080000, 0x00524925, 0x000F1C72, 0x00524925,
0x001638E4, 0x00524925, 0x001D5555, 0x00524925,
0x002471C7, 0x00524925, 0x002B8E39, 0x00524925,
0x0032AAAB, 0x00524925, 0x0039C71C, 0x00524925,
0x0040E38E, 0x00524925, 0x00480000, 0x00524925,
0x00080000, 0x00580000, 0x000F1C72, 0x00580000,
0x001638E4, 0x00580000, 0x001D5555, 0x00580000,
0x002471C7, 0x00580000, 0x002B8E39, 0x00580000,
0x0032AAAB, 0x00580000, 0x0039C71C, 0x00580000,
0x0040E38E, 0x00580000, 0x00480000, 0x00580000
};
static const q7_t in_bilinear_y[56] = {
0x62, 0x7A, 0x82, 0xC8, 0x8A, 0x58, 0xA3, 0x2F,
0xB5, 0x3C, 0xA5, 0xF7, 0x3C, 0x71, 0xD6, 0x4F,
0xBF, 0x57, 0x04, 0xC8, 0x8C, 0x96, 0x8B, 0x7B,
0x45, 0x7B, 0x9F, 0x52, 0xCA, 0x81, 0x7B, 0x03,
0x57, 0xD8, 0x79, 0x8A, 0x97, 0x72, 0x58, 0x7F,
0x90, 0x3E, 0x06, 0x6F, 0x9B, 0x2E, 0xD4, 0xF7,
0x80, 0xE6, 0x88, 0x70, 0xE5, 0x3E, 0xF5, 0x7F
};
static const uint16_t in_bilinear_config[2] = {
0x0007, 0x0008
};
static const q7_t ref_bilinear[150] = {
0x30, 0x1A, 0x01, 0xE8, 0xD4, 0xC2, 0xB8, 0xBD,
0xC8, 0x05, 0x03, 0xD6, 0xF0, 0x14, 0x01, 0xCB,
0xB4, 0xD0, 0xED, 0x14, 0xF9, 0xDA, 0xF3, 0x15,
0x0A, 0xE3, 0xD3, 0xE8, 0xFC, 0x0F, 0x04, 0x0C,
0x04, 0xF9, 0xFB, 0x05, 0x09, 0x03, 0xFE, 0xFC,
0x10, 0x3E, 0x14, 0xDD, 0xEC, 0x26, 0x3F, 0x1F,
0x00, 0xEA, 0xED, 0x13, 0x0A, 0xFB, 0x0F, 0x38,
0x4B, 0x37, 0x20, 0xF1, 0xBF, 0xCF, 0xF9, 0x27,
0x3D, 0x46, 0x4C, 0x4E, 0x47, 0xFF, 0x90, 0x8B,
0xE8, 0x53, 0x6C, 0x54, 0x4E, 0x66, 0x6F, 0x0D,
0x98, 0x89, 0xE6, 0x53, 0x66, 0x43, 0x38, 0x55,
0x64, 0x10, 0x9F, 0x87, 0xE4, 0x52, 0x5F, 0x32,
0x22, 0x44, 0x58, 0x14, 0xA4, 0x86, 0xE3, 0x51,
0x5B, 0x29, 0x16, 0x3A, 0x52, 0x16, 0x9C, 0x8C,
0xE7, 0x50, 0x61, 0x3E, 0x32, 0x4F, 0x5E, 0x11,
0x95, 0x92, 0xEA, 0x4F, 0x67, 0x53, 0x4E, 0x64,
0x6B, 0x0B, 0xA9, 0xB4, 0xF3, 0x39, 0x53, 0x52,
0x56, 0x5F, 0x5C, 0x03, 0xE6, 0x00, 0x04, 0x06,
0x17, 0x32, 0x3F, 0x33, 0x24, 0xF7
};

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tests:
libraries.cmsis_dsp.interpolation:
filter: ((CONFIG_CPU_CORTEX_R or CONFIG_CPU_CORTEX_M) and TOOLCHAIN_HAS_NEWLIB == 1) or CONFIG_ARCH_POSIX
integration_platforms:
- frdm_k64f
- sam_e70_xplained
- mps2_an521
- native_posix
tags: cmsis_dsp
min_flash: 128
min_ram: 64
libraries.cmsis_dsp.interpolation.fpu:
filter: ((CONFIG_CPU_CORTEX_R or CONFIG_CPU_CORTEX_M) and CONFIG_CPU_HAS_FPU and TOOLCHAIN_HAS_NEWLIB == 1) or CONFIG_ARCH_POSIX
integration_platforms:
- mps2_an521_remote
tags: cmsis_dsp fpu
extra_configs:
- CONFIG_FPU=y
min_flash: 128
min_ram: 64