mirror of
https://github.com/GorgonMeducer/perf_counter.git
synced 2025-01-24 19:23:03 +08:00
136 lines
7.8 KiB
C
136 lines
7.8 KiB
C
/****************************************************************************
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* Copyright 2024 Gorgon Meducer (Email:embedded_zhuoran@hotmail.com) *
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* *
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* Licensed under the Apache License, Version 2.0 (the "License"); *
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* you may not use this file except in compliance with the License. *
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* You may obtain a copy of the License at *
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* *
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* http://www.apache.org/licenses/LICENSE-2.0 *
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* *
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* Unless required by applicable law or agreed to in writing, software *
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* distributed under the License is distributed on an "AS IS" BASIS, *
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
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* See the License for the specific language governing permissions and *
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* limitations under the License. *
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* *
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****************************************************************************/
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/*============================ INCLUDES ======================================*/
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#if __PERFC_USE_PMU_PORTING__
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#include "cmsis_compiler.h"
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/*============================ MACROS ========================================*/
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/*============================ MACROFIED FUNCTIONS ===========================*/
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#ifndef __perfc_sync_barrier__
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# define __perfc_sync_barrier__(...) do {__DSB();__ISB();} while(0)
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#endif
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#define __cpu_perf__(__str, ...) \
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using( \
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struct { \
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uint64_t dwNoInstr; \
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uint64_t dwNoMemAccess; \
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uint64_t dwNoL1DCacheRefill; \
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int64_t lCycles; \
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uint32_t wInstrCalib; \
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uint32_t wMemAccessCalib; \
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float fCPI; \
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float fDCacheMissRate; \
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} __PERF_INFO__ = {0}, \
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({ \
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__PERF_INFO__.dwNoInstr = perfc_pmu_get_instruction_count(); \
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__PERF_INFO__.dwNoMemAccess = perfc_pmu_get_memory_access_count(); \
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__PERF_INFO__.wInstrCalib = perfc_pmu_get_instruction_count() \
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- __PERF_INFO__.dwNoInstr; \
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__PERF_INFO__.wMemAccessCalib = perfc_pmu_get_memory_access_count() \
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- __PERF_INFO__.dwNoMemAccess; \
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__PERF_INFO__.dwNoL1DCacheRefill \
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= perfc_pmu_get_L1_dcache_refill_count(); \
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__PERF_INFO__.dwNoInstr = perfc_pmu_get_instruction_count(); \
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__PERF_INFO__.dwNoMemAccess = perfc_pmu_get_memory_access_count(); \
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}), \
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({ \
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__PERF_INFO__.dwNoInstr = perfc_pmu_get_instruction_count() \
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- __PERF_INFO__.dwNoInstr \
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- __PERF_INFO__.wInstrCalib; \
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__PERF_INFO__.dwNoMemAccess = perfc_pmu_get_memory_access_count() \
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- __PERF_INFO__.dwNoMemAccess \
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- __PERF_INFO__.wMemAccessCalib; \
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__PERF_INFO__.dwNoL1DCacheRefill \
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= perfc_pmu_get_L1_dcache_refill_count() \
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- __PERF_INFO__.dwNoL1DCacheRefill; \
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\
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__PERF_INFO__.fDCacheMissRate \
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= (float)( (double)__PERF_INFO__.dwNoL1DCacheRefill \
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/ (double)__PERF_INFO__.dwNoMemAccess) \
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* 100.0f; \
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\
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__PERF_INFO__.fCPI = (float)( (double)__PERF_INFO__.lCycles \
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/ (double)__PERF_INFO__.dwNoInstr); \
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if (__PLOOC_VA_NUM_ARGS(__VA_ARGS__) == 0) { \
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__perf_counter_printf__( "\r\n" \
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"[Report for " __str "]\r\n" \
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"-----------------------------------------\r\n" \
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"Instruction executed: %lld\r\n" \
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"Cycle Used: %lld\r\n" \
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"Cycles per Instructions: %3.3f \r\n\r\n" \
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"Memory Access Count: %lld\r\n" \
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"L1 DCache Refill Count: %lld\r\n" \
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"L1 DCache Miss Rate: %3.4f %% \r\n" \
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, \
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__PERF_INFO__.dwNoInstr, \
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__PERF_INFO__.lCycles, \
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(double)__PERF_INFO__.fCPI, \
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__PERF_INFO__.dwNoMemAccess, \
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__PERF_INFO__.dwNoL1DCacheRefill, \
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(double)__PERF_INFO__.fDCacheMissRate \
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); \
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} else { \
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__VA_ARGS__ \
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} \
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})) \
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__cycleof__("", { __PERF_INFO__.lCycles = __cycle_count__; })
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/*============================ TYPES =========================================*/
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typedef uint32_t perfc_global_interrupt_status_t;
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/*============================ GLOBAL VARIABLES ==============================*/
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/*============================ LOCAL VARIABLES ===============================*/
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/*============================ PROTOTYPES ====================================*/
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extern
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void perfc_port_pmu_insert_to_debug_monitor_handler(void);
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extern
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uint64_t perfc_pmu_get_instruction_count(void);
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extern
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uint64_t perfc_pmu_get_memory_access_count(void);
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extern
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uint64_t perfc_pmu_get_L1_dcache_refill_count(void);
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/*============================ IMPLEMENTATION ================================*/
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__STATIC_INLINE
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perfc_global_interrupt_status_t perfc_port_disable_global_interrupt(void)
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{
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perfc_global_interrupt_status_t tStatus = __get_PRIMASK();
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__disable_irq();
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return tStatus;
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}
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__STATIC_INLINE
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void perfc_port_resume_global_interrupt(perfc_global_interrupt_status_t tStatus)
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{
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__set_PRIMASK(tStatus);
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}
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#endif |