135 lines
4.1 KiB
C
135 lines
4.1 KiB
C
//
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// Created by lujun on 19-6-28.
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//
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// This contains sin, cos and sqrt calculates
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// each one has it's own function.
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// All function can be found in main function.
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// If you don't want to use it, then comment it.
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#include "riscv_math.h"
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#include <stdint.h>
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#include <stdlib.h>
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#include "../common.h"
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#include "../HelperFunctions/math_helper.c"
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#include "../HelperFunctions/ref_helper.c"
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#include <stdio.h>
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#define DELTAF32 (0.05f)
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#define DELTAQ31 (63)
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#define DELTAQ15 (1)
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#define DELTAQ7 (1)
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int test_flag_error = 0;
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static int DSP_COS(void)
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{
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// f32_cos
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float32_t f32_cosoutput, f32_cosoutput_ref;
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uint16_t i;
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BENCH_START(riscv_cos_f32);
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for (int i = 0; i < 1000; i++)
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f32_cosoutput = riscv_cos_f32(PI);
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BENCH_END(riscv_cos_f32);
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f32_cosoutput_ref = ref_cos_f32(PI);
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if (fabs(f32_cosoutput - f32_cosoutput_ref) > DELTAF32) {
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BENCH_ERROR(riscv_cos_f32);
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printf("expect: %f, actual: %f\n", f32_cosoutput_ref, f32_cosoutput);
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test_flag_error = 1;
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}
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BENCH_STATUS(riscv_cos_f32);
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// q31_cos
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q31_t q31_cosoutput, q31_cosoutput_ref;
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BENCH_START(riscv_cos_q31);
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for (int i = 0; i < 1000; i++)
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q31_cosoutput = riscv_cos_q31(0x7ffffff0);
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BENCH_END(riscv_cos_q31);
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q31_cosoutput_ref = ref_cos_q31(0x7ffffff0);
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if (labs(q31_cosoutput - q31_cosoutput_ref) > DELTAQ31) {
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BENCH_ERROR(riscv_cos_q31);
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printf("expect: %x, actual: %x\n", q31_cosoutput_ref, q31_cosoutput);
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test_flag_error = 1;
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}
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BENCH_STATUS(riscv_cos_q31);
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// q15_cos
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q15_t q15_cosoutput, q15_cosoutput_ref;
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BENCH_START(riscv_cos_q15);
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for (int i = 0; i < 1000; i++)
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q15_cosoutput = riscv_cos_q15(0x7000);
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BENCH_END(riscv_cos_q15);
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q15_cosoutput_ref = ref_cos_q15(0x7000);
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if (abs(q15_cosoutput - q15_cosoutput_ref) > DELTAQ15) {
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BENCH_ERROR(riscv_cos_q15);
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printf("expect: %x, actual: %x\n", q15_cosoutput_ref, q15_cosoutput);
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test_flag_error = 1;
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}
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BENCH_STATUS(riscv_cos_q15);
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printf("all cos tests are passed,well done!\n");
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}
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/*
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*********************************************************************************************************
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* 函 数 名: DSP_Sine
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* 功能说明: 求sine函数
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* 形 参：无
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* 返 回 值: 无
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*********************************************************************************************************
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*/
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static int DSP_SIN(void)
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{
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// f32_sin
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float32_t f32_sinoutput, f32_sinoutput_ref;
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uint16_t i;
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BENCH_START(riscv_sin_f32);
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for (int i = 0; i < 1000; i++)
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f32_sinoutput = riscv_sin_f32(PI);
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BENCH_END(riscv_sin_f32);
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f32_sinoutput_ref = ref_sin_f32(PI);
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if (fabs(f32_sinoutput - f32_sinoutput_ref) > DELTAF32) {
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BENCH_ERROR(riscv_sin_f32);
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printf("expect: %f, actual: %f\n", f32_sinoutput_ref, f32_sinoutput);
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test_flag_error = 1;
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}
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BENCH_STATUS(riscv_sin_f32);
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// q31_sin
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q31_t q31_sinoutput, q31_sinoutput_ref;
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BENCH_START(riscv_sin_q31);
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for (int i = 0; i < 1000; i++)
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q31_sinoutput = riscv_sin_q31(PI);
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BENCH_END(riscv_sin_q31);
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q31_sinoutput_ref = ref_sin_q31(PI);
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if (labs(q31_sinoutput - q31_sinoutput_ref) > DELTAQ31) {
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BENCH_ERROR(riscv_sin_q31);
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printf("expect: %x, actual: %x\n", q31_sinoutput_ref, q31_sinoutput);
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test_flag_error = 1;
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}
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BENCH_STATUS(riscv_sin_q31);
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// q15_sin
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q15_t q15_sinoutput, q15_sinoutput_ref;
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BENCH_START(riscv_sin_q15);
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for (int i = 0; i < 1000; i++)
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q15_sinoutput = riscv_sin_q15(PI);
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BENCH_END(riscv_sin_q15);
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q15_sinoutput_ref = ref_sin_q15(PI);
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if (abs(q15_sinoutput - q15_sinoutput_ref) > DELTAQ15) {
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BENCH_ERROR(riscv_sin_q15);
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printf("expect: %x, actual: %x\n", q15_sinoutput_ref, q15_sinoutput);
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test_flag_error = 1;
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}
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BENCH_STATUS(riscv_sin_q15);
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printf("all sin tests are passed,well done!\n");
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}
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int main()
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{
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BENCH_INIT;
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DSP_COS();
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DSP_SIN();
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BENCH_FINISH;
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if (test_flag_error) {
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printf("test error apprears, please recheck.\n");
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return 1;
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} else {
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printf("all test are passed. Well done!\n");
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}
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return 0;
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}
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