mirror of https://github.com/ArduPilot/ardupilot
259 lines
8.0 KiB
C++
259 lines
8.0 KiB
C++
/*
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test CPU speed
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Andrew Tridgell September 2011
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*/
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#define ALLOW_DOUBLE_MATH_FUNCTIONS
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#include <cmath>
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#include <AP_HAL/AP_HAL.h>
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#include <AP_Common/AP_Common.h>
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#include <AP_Math/AP_Math.h>
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#include <AP_Math/div1000.h>
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#include <AP_ESC_Telem/AP_ESC_Telem.h>
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#include "EKF_Maths.h"
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#if CONFIG_HAL_BOARD == HAL_BOARD_CHIBIOS
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#if HAL_WITH_DSP
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#include <arm_math.h>
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#endif
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#include <hrt.h>
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#include <ch.h>
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#endif // HAL_BOARD_CHIBIOS
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void setup();
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void loop();
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const AP_HAL::HAL& hal = AP_HAL::get_HAL();
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// On H750 we want to measure external flash to ram performance
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#if defined(EXT_FLASH_SIZE_MB) && EXT_FLASH_SIZE_MB>0 && defined(STM32H7)
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#include "ch.h"
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#define DISABLE_CACHES
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#endif
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#ifdef STM32_SYS_CK
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static uint32_t sysclk = STM32_SYS_CK;
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#elif defined(STM32_SYSCLK)
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static uint32_t sysclk = STM32_SYSCLK;
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#else
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static uint32_t sysclk = 0;
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#endif
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static EKF_Maths ekf;
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HAL_Semaphore sem;
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#if HAL_WITH_ESC_TELEM
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AP_ESC_Telem telem;
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#endif
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void setup() {
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#ifdef DISABLE_CACHES
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#if !HAL_XIP_ENABLED // can't disable DCache in memory-mapped mode
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SCB_DisableDCache();
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#endif
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SCB_DisableICache();
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#endif
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ekf.init();
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}
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static void show_sizes(void)
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{
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hal.console->printf("SYSCLK %uMHz\n", unsigned(sysclk/1000000U));
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hal.console->printf("Type sizes:\n");
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hal.console->printf("char : %lu\n", (unsigned long)sizeof(char));
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hal.console->printf("short : %lu\n", (unsigned long)sizeof(short));
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hal.console->printf("int : %lu\n", (unsigned long)sizeof(int));
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hal.console->printf("long : %lu\n", (unsigned long)sizeof(long));
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hal.console->printf("long long : %lu\n", (unsigned long)sizeof(long long));
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hal.console->printf("bool : %lu\n", (unsigned long)sizeof(bool));
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hal.console->printf("void* : %lu\n", (unsigned long)sizeof(void *));
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hal.console->printf("printing NaN: %f\n", (double)sqrtf(-1.0f));
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hal.console->printf("printing +Inf: %f\n", (double)(1.0f/0.0f));
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hal.console->printf("printing -Inf: %f\n", (double)(-1.0f/0.0f));
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}
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#define TENTIMES(x) do { x; x; x; x; x; x; x; x; x; x; } while (0)
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#define FIFTYTIMES(x) do { TENTIMES(x); TENTIMES(x); TENTIMES(x); TENTIMES(x); TENTIMES(x); } while (0)
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#define TIMEIT(name, op, count) do { \
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uint16_t us_end, us_start; \
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us_start = AP_HAL::micros16(); \
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for (uint8_t i = 0; i < count; i++) { \
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FIFTYTIMES(op); \
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} \
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us_end = AP_HAL::micros16(); \
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uint16_t dt_us = us_end - us_start; \
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hal.console->printf("%-10s %7.4f usec/call\n", name, double(dt_us) / double(count * 50.0)); \
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hal.scheduler->delay(10); \
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} while (0)
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volatile float v_f = 1.0;
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volatile float v_out;
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volatile double v_d = 1.0;
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volatile double v_out_d;
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volatile uint32_t v_32 = 1;
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volatile uint32_t v_out_32 = 1;
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volatile uint16_t v_16 = 1;
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volatile uint16_t v_out_16 = 1;
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volatile uint8_t v_8 = 1;
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volatile uint8_t v_out_8 = 1;
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volatile uint8_t mbuf1[128], mbuf2[128];
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volatile uint64_t v_64 = 1;
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volatile uint64_t v_out_64 = 1;
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#pragma GCC diagnostic error "-Wframe-larger-than=2000"
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static void show_timings(void)
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{
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v_f = 1+(AP_HAL::micros() % 5);
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v_out = 1+(AP_HAL::micros() % 3);
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v_32 = AP_HAL::millis();
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v_32 = 1+(AP_HAL::micros() % 5);
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v_out_32 = 1+(AP_HAL::micros() % 3);
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v_16 = 1+(AP_HAL::micros() % 5);
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v_out_16 = 1+(AP_HAL::micros() % 3);
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v_8 = 1+(AP_HAL::micros() % 5);
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v_out_8 = 1+(AP_HAL::micros() % 3);
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hal.console->printf("Operation timings:\n");
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hal.console->printf("Note: timings for some operations are very data dependent\n");
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TIMEIT("nop", asm volatile("nop"::), 255);
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TIMEIT("micros()", AP_HAL::micros(), 200);
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TIMEIT("micros16()", AP_HAL::micros16(), 200);
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TIMEIT("millis()", AP_HAL::millis(), 200);
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TIMEIT("millis16()", AP_HAL::millis16(), 200);
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TIMEIT("micros64()", AP_HAL::micros64(), 200);
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#if CONFIG_HAL_BOARD == HAL_BOARD_CHIBIOS
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TIMEIT("hrt_micros32()", hrt_micros32(), 200);
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TIMEIT("hrt_micros64()", hrt_micros64(), 200);
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TIMEIT("hrt_millis32()", hrt_millis32(), 200);
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TIMEIT("hrt_millis64()", hrt_millis64(), 200);
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#endif
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TIMEIT("fadd", v_out += v_f, 100);
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TIMEIT("fsub", v_out -= v_f, 100);
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TIMEIT("fmul", v_out *= v_f, 100);
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TIMEIT("fdiv /=", v_out /= v_f, 100);
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TIMEIT("fdiv 2/x", v_out = 2.0f/v_f, 100);
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TIMEIT("dadd", v_out_d += v_d, 100);
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TIMEIT("dsub", v_out_d -= v_d, 100);
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TIMEIT("dmul", v_out_d *= v_d, 100);
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TIMEIT("ddiv", v_out_d /= v_d, 100);
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TIMEIT("sinf()", v_out = sinf(v_f), 100);
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TIMEIT("cosf()", v_out = cosf(v_f), 100);
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#if HAL_WITH_DSP && CONFIG_HAL_BOARD == HAL_BOARD_CHIBIOS
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TIMEIT("arm_sin_f32()", v_out = arm_sin_f32(v_f), 100);
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TIMEIT("arm_cos_f32()", v_out = arm_cos_f32(v_f), 100);
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#endif
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TIMEIT("tanf()", v_out = tanf(v_f), 100);
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TIMEIT("acosf()", v_out = acosf(v_f * 0.2), 100);
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TIMEIT("asinf()", v_out = asinf(v_f * 0.2), 100);
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TIMEIT("atan2f()", v_out = atan2f(v_f * 0.2, v_f * 0.3), 100);
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TIMEIT("sqrtf()",v_out = sqrtf(v_f), 100);
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TIMEIT("sin()", v_out = sin(v_f), 100);
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TIMEIT("cos()", v_out = cos(v_f), 100);
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TIMEIT("tan()", v_out = tan(v_f), 100);
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TIMEIT("acos()", v_out = acos(v_f * 0.2), 100);
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TIMEIT("asin()", v_out = asin(v_f * 0.2), 100);
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TIMEIT("atan2()", v_out = atan2(v_f * 0.2, v_f * 0.3), 100);
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TIMEIT("sqrt()",v_out = sqrt(v_f), 100);
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#if HAL_WITH_DSP && CONFIG_HAL_BOARD == HAL_BOARD_CHIBIOS
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TIMEIT("arm_sqrt_f32()", arm_sqrt_f32(v_f, (float32_t*)&v_out), 100);
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#endif
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TIMEIT("sq()",v_out = sq(v_f), 100);
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TIMEIT("powf(v,2)",v_out = powf(v_f, 2), 100);
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TIMEIT("powf(v,3.1)",v_out = powf(v_f, 3.1), 100);
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TIMEIT("EKF",v_out = ekf.test(), 5);
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TIMEIT("iadd8", v_out_8 += v_8, 100);
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TIMEIT("isub8", v_out_8 -= v_8, 100);
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TIMEIT("imul8", v_out_8 *= v_8, 100);
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TIMEIT("idiv8", v_out_8 /= v_8, 100);
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TIMEIT("iadd16", v_out_16 += v_16, 100);
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TIMEIT("isub16", v_out_16 -= v_16, 100);
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TIMEIT("imul16", v_out_16 *= v_16, 100);
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TIMEIT("idiv16", v_out_16 /= v_16, 100);
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TIMEIT("iadd32", v_out_32 += v_32, 100);
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TIMEIT("isub32", v_out_32 -= v_32, 100);
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TIMEIT("imul32", v_out_32 *= v_32, 100);
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TIMEIT("idiv32", v_out_32 /= v_32, 100);
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TIMEIT("iadd64", v_out_64 += v_64, 100);
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TIMEIT("isub64", v_out_64 -= v_64, 100);
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TIMEIT("imul64", v_out_64 *= v_64, 100);
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TIMEIT("idiv64", v_out_64 /= v_64, 100);
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TIMEIT("memcpy128", memcpy((void*)mbuf1, (const void *)mbuf2, sizeof(mbuf1)); v_out_8 += mbuf1[0], 200);
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TIMEIT("memset128", memset((void*)mbuf1, 1, sizeof(mbuf1)); v_out_8 += mbuf1[0], 200);
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TIMEIT("delay(1)", hal.scheduler->delay(1), 5);
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TIMEIT("SEM", { WITH_SEMAPHORE(sem); v_out_32 += v_32;}, 100);
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}
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static void test_div1000(void)
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{
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hal.console->printf("Testing div1000\n");
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for (uint32_t i=0; i<2000000; i++) {
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uint64_t v = 0;
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if (!hal.util->get_random_vals((uint8_t*)&v, sizeof(v))) {
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AP_HAL::panic("ERROR: div1000 no random\n");
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break;
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}
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uint64_t v1 = v / 1000ULL;
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uint64_t v2 = uint64_div1000(v);
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if (v1 != v2) {
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AP_HAL::panic("ERROR: 0x%llx v1=0x%llx v2=0x%llx\n",
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(unsigned long long)v, (unsigned long long)v1, (unsigned long long)v2);
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return;
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}
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}
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#if CONFIG_HAL_BOARD == HAL_BOARD_CHIBIOS
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// test from locked context
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for (uint32_t i=0; i<2000000; i++) {
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uint64_t v = 0;
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if (!hal.util->get_random_vals((uint8_t*)&v, sizeof(v))) {
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AP_HAL::panic("ERROR: div1000 no random\n");
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break;
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}
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chSysLock();
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uint64_t v1 = v / 1000ULL;
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uint64_t v2 = uint64_div1000(v);
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chSysUnlock();
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if (v1 != v2) {
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AP_HAL::panic("ERROR: 0x%llx v1=0x%llx v2=0x%llx\n",
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(unsigned long long)v, (unsigned long long)v1, (unsigned long long)v2);
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return;
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}
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}
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#endif
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hal.console->printf("div1000 OK\n");
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}
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void loop()
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{
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show_sizes();
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hal.console->printf("\n");
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show_timings();
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test_div1000();
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hal.console->printf("\n");
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hal.scheduler->delay(3000);
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}
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AP_HAL_MAIN();
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