/*
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/*
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Copyright 2018 Embedded Microprocessor Benchmark Consortium (EEMBC)
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Copyright 2018 Embedded Microprocessor Benchmark Consortium (EEMBC)
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Licensed under the Apache License, Version 2.0 (the "License");
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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 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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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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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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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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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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See the License for the specific language governing permissions and
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limitations under the License.
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limitations under the License.
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Original Author: Shay Gal-on
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Original Author: Shay Gal-on
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*/
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*/
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/* Modified for the NEORV32 Processor - by Stephan Nolting */
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/* Modified for the NEORV32 Processor - by Stephan Nolting */
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#include "coremark.h"
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#include "coremark.h"
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#include "core_portme.h"
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#include "core_portme.h"
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#if VALIDATION_RUN
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#if VALIDATION_RUN
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volatile ee_s32 seed1_volatile = 0x3415;
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volatile ee_s32 seed1_volatile = 0x3415;
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volatile ee_s32 seed2_volatile = 0x3415;
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volatile ee_s32 seed2_volatile = 0x3415;
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volatile ee_s32 seed3_volatile = 0x66;
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volatile ee_s32 seed3_volatile = 0x66;
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#endif
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#endif
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#if PERFORMANCE_RUN
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#if PERFORMANCE_RUN
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volatile ee_s32 seed1_volatile = 0x0;
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volatile ee_s32 seed1_volatile = 0x0;
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volatile ee_s32 seed2_volatile = 0x0;
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volatile ee_s32 seed2_volatile = 0x0;
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volatile ee_s32 seed3_volatile = 0x66;
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volatile ee_s32 seed3_volatile = 0x66;
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#endif
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#endif
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#if PROFILE_RUN
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#if PROFILE_RUN
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volatile ee_s32 seed1_volatile = 0x8;
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volatile ee_s32 seed1_volatile = 0x8;
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volatile ee_s32 seed2_volatile = 0x8;
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volatile ee_s32 seed2_volatile = 0x8;
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volatile ee_s32 seed3_volatile = 0x8;
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volatile ee_s32 seed3_volatile = 0x8;
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#endif
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#endif
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volatile ee_s32 seed4_volatile = ITERATIONS;
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volatile ee_s32 seed4_volatile = ITERATIONS;
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volatile ee_s32 seed5_volatile = 0;
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volatile ee_s32 seed5_volatile = 0;
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/* Porting : Timing functions
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/* Porting : Timing functions
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How to capture time and convert to seconds must be ported to whatever is
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How to capture time and convert to seconds must be ported to whatever is
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supported by the platform. e.g. Read value from on board RTC, read value from
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supported by the platform. e.g. Read value from on board RTC, read value from
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cpu clock cycles performance counter etc. Sample implementation for standard
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cpu clock cycles performance counter etc. Sample implementation for standard
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time.h and windows.h definitions included.
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time.h and windows.h definitions included.
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*/
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*/
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CORETIMETYPE
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CORETIMETYPE
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barebones_clock()
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barebones_clock()
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{
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{
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/*
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/*
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#error \
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#error \
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"You must implement a method to measure time in barebones_clock()! This function should return current time.\n"
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"You must implement a method to measure time in barebones_clock()! This function should return current time.\n"
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*/
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*/
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return 1;
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return 1;
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}
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}
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/* Define : TIMER_RES_DIVIDER
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/* Define : TIMER_RES_DIVIDER
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Divider to trade off timer resolution and total time that can be
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Divider to trade off timer resolution and total time that can be
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measured.
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measured.
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Use lower values to increase resolution, but make sure that overflow
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Use lower values to increase resolution, but make sure that overflow
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does not occur. If there are issues with the return value overflowing,
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does not occur. If there are issues with the return value overflowing,
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increase this value.
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increase this value.
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*/
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*/
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#define GETMYTIME(_t) (*_t = (CORETIMETYPE)neorv32_cpu_get_cycle())
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#define GETMYTIME(_t) (*_t = (CORETIMETYPE)neorv32_cpu_get_cycle())
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#define MYTIMEDIFF(fin, ini) ((fin) - (ini))
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#define MYTIMEDIFF(fin, ini) ((fin) - (ini))
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#define TIMER_RES_DIVIDER 1
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#define TIMER_RES_DIVIDER 1
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#define SAMPLE_TIME_IMPLEMENTATION 1
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#define SAMPLE_TIME_IMPLEMENTATION 1
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#define EE_TICKS_PER_SEC (CLOCKS_PER_SEC / TIMER_RES_DIVIDER)
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#define EE_TICKS_PER_SEC (CLOCKS_PER_SEC / TIMER_RES_DIVIDER)
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/** Define Host specific (POSIX), or target specific global time variables. */
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/** Define Host specific (POSIX), or target specific global time variables. */
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static CORETIMETYPE start_time_val, stop_time_val;
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static CORETIMETYPE start_time_val, stop_time_val;
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/* Function : start_time
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/* Function : start_time
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This function will be called right before starting the timed portion of
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This function will be called right before starting the timed portion of
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the benchmark.
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the benchmark.
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Implementation may be capturing a system timer (as implemented in the
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Implementation may be capturing a system timer (as implemented in the
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example code) or zeroing some system parameters - e.g. setting the cpu clocks
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example code) or zeroing some system parameters - e.g. setting the cpu clocks
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cycles to 0.
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cycles to 0.
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*/
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*/
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void
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void
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start_time(void)
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start_time(void)
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{
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{
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neorv32_cpu_csr_write(CSR_MCOUNTINHIBIT, 0); // start all counters
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neorv32_cpu_csr_write(CSR_MCOUNTINHIBIT, 0); // start all counters
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GETMYTIME(&start_time_val);
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GETMYTIME(&start_time_val);
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}
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}
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/* Function : stop_time
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/* Function : stop_time
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This function will be called right after ending the timed portion of the
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This function will be called right after ending the timed portion of the
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benchmark.
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benchmark.
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Implementation may be capturing a system timer (as implemented in the
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Implementation may be capturing a system timer (as implemented in the
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example code) or other system parameters - e.g. reading the current value of
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example code) or other system parameters - e.g. reading the current value of
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cpu cycles counter.
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cpu cycles counter.
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*/
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*/
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void
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void
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stop_time(void)
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stop_time(void)
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{
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{
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neorv32_cpu_csr_write(CSR_MCOUNTINHIBIT, -1); // stop all counters
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neorv32_cpu_csr_write(CSR_MCOUNTINHIBIT, -1); // stop all counters
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GETMYTIME(&stop_time_val);
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GETMYTIME(&stop_time_val);
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}
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}
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/* Function : get_time
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/* Function : get_time
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Return an abstract "ticks" number that signifies time on the system.
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Return an abstract "ticks" number that signifies time on the system.
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Actual value returned may be cpu cycles, milliseconds or any other
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Actual value returned may be cpu cycles, milliseconds or any other
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value, as long as it can be converted to seconds by <time_in_secs>. This
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value, as long as it can be converted to seconds by <time_in_secs>. This
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methodology is taken to accomodate any hardware or simulated platform. The
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methodology is taken to accomodate any hardware or simulated platform. The
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sample implementation returns millisecs by default, and the resolution is
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sample implementation returns millisecs by default, and the resolution is
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controlled by <TIMER_RES_DIVIDER>
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controlled by <TIMER_RES_DIVIDER>
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*/
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*/
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CORE_TICKS
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CORE_TICKS
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get_time(void)
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get_time(void)
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{
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{
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CORE_TICKS elapsed
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CORE_TICKS elapsed
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= (CORE_TICKS)(MYTIMEDIFF(stop_time_val, start_time_val));
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= (CORE_TICKS)(MYTIMEDIFF(stop_time_val, start_time_val));
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return elapsed;
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return elapsed;
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}
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}
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/* Function : time_in_secs
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/* Function : time_in_secs
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Convert the value returned by get_time to seconds.
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Convert the value returned by get_time to seconds.
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The <secs_ret> type is used to accomodate systems with no support for
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The <secs_ret> type is used to accomodate systems with no support for
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floating point. Default implementation implemented by the EE_TICKS_PER_SEC
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floating point. Default implementation implemented by the EE_TICKS_PER_SEC
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macro above.
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macro above.
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*/
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*/
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secs_ret
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secs_ret
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time_in_secs(CORE_TICKS ticks)
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time_in_secs(CORE_TICKS ticks)
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{
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{
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/* NEORV32-specific */
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/* NEORV32-specific */
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secs_ret retval = (secs_ret)(((CORE_TICKS)ticks) / ((CORE_TICKS)NEORV32_SYSINFO.CLK));
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secs_ret retval = (secs_ret)(((CORE_TICKS)ticks) / ((CORE_TICKS)NEORV32_SYSINFO.CLK));
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return retval;
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return retval;
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}
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}
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ee_u32 default_num_contexts = 1;
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ee_u32 default_num_contexts = 1;
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/* Number of available hardware performance monitors */
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/* Number of available hardware performance monitors */
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uint32_t num_hpm_cnts_global = 0;
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uint32_t num_hpm_cnts_global = 0;
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/* Function : portable_init
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/* Function : portable_init
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Target specific initialization code
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Target specific initialization code
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Test for some common mistakes.
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Test for some common mistakes.
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*/
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*/
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#ifndef RUN_COREMARK
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#ifndef RUN_COREMARK
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void
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void
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__attribute__((__noreturn__))
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__attribute__((__noreturn__))
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portable_init(core_portable *p, int *argc, char *argv[])
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portable_init(core_portable *p, int *argc, char *argv[])
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#else
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#else
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void
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void
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portable_init(core_portable *p, int *argc, char *argv[])
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portable_init(core_portable *p, int *argc, char *argv[])
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#endif
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#endif
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{
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{
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/* NEORV32-specific */
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/* NEORV32-specific */
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neorv32_cpu_dint(); // no interrupt, thanks
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neorv32_cpu_dint(); // no interrupt, thanks
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neorv32_rte_setup(); // capture all exceptions and give debug information, ho hw flow control
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neorv32_rte_setup(); // capture all exceptions and give debug information, ho hw flow control
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neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
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neorv32_uart0_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
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// Disable coremark compilation by default
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// Disable coremark compilation by default
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#ifndef RUN_COREMARK
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#ifndef RUN_COREMARK
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#warning COREMARK HAS NOT BEEN COMPILED! Use >>make USER_FLAGS+=-DRUN_COREMARK clean_all exe<< to compile it.
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#warning COREMARK HAS NOT BEEN COMPILED! Use >>make USER_FLAGS+=-DRUN_COREMARK clean_all exe<< to compile it.
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// inform the user if you are actually executing this
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// inform the user if you are actually executing this
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neorv32_uart_printf("ERROR! CoreMark has not been compiled. Use >>make USER_FLAGS+=-DRUN_COREMARK clean_all exe<< to compile it.\n");
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neorv32_uart0_printf("ERROR! CoreMark has not been compiled. Use >>make USER_FLAGS+=-DRUN_COREMARK clean_all exe<< to compile it.\n");
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while(1);
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while(1);
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#endif
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#endif
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// check available hardware extensions and compare with compiler flags
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// check available hardware extensions and compare with compiler flags
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neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch
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neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch
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num_hpm_cnts_global = neorv32_cpu_hpm_get_counters();
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num_hpm_cnts_global = neorv32_cpu_hpm_get_counters();
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// try to setup as many HPMs as possible
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// try to setup as many HPMs as possible
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER3, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT3, 1 << HPMCNT_EVENT_CIR);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER3, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT3, 1 << HPMCNT_EVENT_CIR);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER4, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT4, 1 << HPMCNT_EVENT_WAIT_IF);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER4, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT4, 1 << HPMCNT_EVENT_WAIT_IF);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER5, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT5, 1 << HPMCNT_EVENT_WAIT_II);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER5, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT5, 1 << HPMCNT_EVENT_WAIT_II);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER6, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT6, 1 << HPMCNT_EVENT_WAIT_MC);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER6, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT6, 1 << HPMCNT_EVENT_WAIT_MC);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER7, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT7, 1 << HPMCNT_EVENT_LOAD);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER7, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT7, 1 << HPMCNT_EVENT_LOAD);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER8, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT8, 1 << HPMCNT_EVENT_STORE);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER8, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT8, 1 << HPMCNT_EVENT_STORE);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER9, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT9, 1 << HPMCNT_EVENT_WAIT_LS);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER9, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT9, 1 << HPMCNT_EVENT_WAIT_LS);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER10, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT10, 1 << HPMCNT_EVENT_JUMP);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER10, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT10, 1 << HPMCNT_EVENT_JUMP);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER11, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT11, 1 << HPMCNT_EVENT_BRANCH);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER11, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT11, 1 << HPMCNT_EVENT_BRANCH);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER12, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT12, 1 << HPMCNT_EVENT_TBRANCH);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER12, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT12, 1 << HPMCNT_EVENT_TBRANCH);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER13, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT13, 1 << HPMCNT_EVENT_TRAP);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER13, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT13, 1 << HPMCNT_EVENT_TRAP);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER14, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT14, 1 << HPMCNT_EVENT_ILLEGAL);
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neorv32_cpu_csr_write(CSR_MHPMCOUNTER14, 0); neorv32_cpu_csr_write(CSR_MHPMEVENT14, 1 << HPMCNT_EVENT_ILLEGAL);
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neorv32_uart_printf("NEORV32: Processor running at %u Hz\n", (uint32_t)NEORV32_SYSINFO.CLK);
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neorv32_uart0_printf("NEORV32: Processor running at %u Hz\n", (uint32_t)NEORV32_SYSINFO.CLK);
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neorv32_uart_printf("NEORV32: Executing coremark (%u iterations). This may take some time...\n\n", (uint32_t)ITERATIONS);
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neorv32_uart0_printf("NEORV32: Executing coremark (%u iterations). This may take some time...\n\n", (uint32_t)ITERATIONS);
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// clear cycle counter
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// clear cycle counter
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neorv32_cpu_set_mcycle(0);
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neorv32_cpu_set_mcycle(0);
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neorv32_cpu_csr_write(CSR_MCOUNTEREN, -1); // enable access to all counters
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neorv32_cpu_csr_write(CSR_MCOUNTEREN, -1); // enable access to all counters
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/*
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/*
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#error \
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#error \
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"Call board initialization routines in portable init (if needed), in particular initialize UART!\n"
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"Call board initialization routines in portable init (if needed), in particular initialize UART!\n"
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*/
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*/
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if (sizeof(ee_ptr_int) != sizeof(ee_u8 *))
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if (sizeof(ee_ptr_int) != sizeof(ee_u8 *))
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{
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{
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ee_printf(
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ee_printf(
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"ERROR! Please define ee_ptr_int to a type that holds a "
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"ERROR! Please define ee_ptr_int to a type that holds a "
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"pointer!\n");
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"pointer!\n");
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}
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}
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if (sizeof(ee_u32) != 4)
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if (sizeof(ee_u32) != 4)
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{
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{
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ee_printf("ERROR! Please define ee_u32 to a 32b unsigned type!\n");
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ee_printf("ERROR! Please define ee_u32 to a 32b unsigned type!\n");
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}
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}
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p->portable_id = 1;
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p->portable_id = 1;
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#ifndef RUN_COREMARK
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#ifndef RUN_COREMARK
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while(1);
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while(1);
|
#endif
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#endif
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}
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}
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/* Function : portable_fini
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/* Function : portable_fini
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Target specific final code
|
Target specific final code
|
*/
|
*/
|
void
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void
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portable_fini(core_portable *p)
|
portable_fini(core_portable *p)
|
{
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{
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p->portable_id = 0;
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p->portable_id = 0;
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|
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/* NEORV32-specific */
|
/* NEORV32-specific */
|
|
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// show executed instructions, required cycles and resulting average CPI
|
// show executed instructions, required cycles and resulting average CPI
|
union {
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union {
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uint64_t uint64;
|
uint64_t uint64;
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uint32_t uint32[sizeof(uint64_t)/2];
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uint32_t uint32[sizeof(uint64_t)/2];
|
} exe_instructions, exe_time;
|
} exe_instructions, exe_time;
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|
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exe_time.uint64 = (uint64_t)get_time();
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exe_time.uint64 = (uint64_t)get_time();
|
exe_instructions.uint64 = neorv32_cpu_get_instret();
|
exe_instructions.uint64 = neorv32_cpu_get_instret();
|
|
|
neorv32_uart_printf("\nNEORV32: All reported numbers only show the integer part.\n\n");
|
neorv32_uart0_printf("\nNEORV32: All reported numbers only show the integer part.\n\n");
|
|
|
neorv32_uart_printf("NEORV32: HPM results\n");
|
neorv32_uart0_printf("NEORV32: HPM results\n");
|
if (num_hpm_cnts_global == 0) {neorv32_uart_printf("no HPMs available\n"); }
|
if (num_hpm_cnts_global == 0) {neorv32_uart0_printf("no HPMs available\n"); }
|
if (num_hpm_cnts_global > 0) {neorv32_uart_printf("# Retired compr. instructions: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER3)); }
|
if (num_hpm_cnts_global > 0) {neorv32_uart0_printf("# Retired compr. instructions: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER3)); }
|
if (num_hpm_cnts_global > 1) {neorv32_uart_printf("# I-fetch wait cycles: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER4)); }
|
if (num_hpm_cnts_global > 1) {neorv32_uart0_printf("# I-fetch wait cycles: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER4)); }
|
if (num_hpm_cnts_global > 2) {neorv32_uart_printf("# I-issue wait cycles: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER5)); }
|
if (num_hpm_cnts_global > 2) {neorv32_uart0_printf("# I-issue wait cycles: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER5)); }
|
if (num_hpm_cnts_global > 3) {neorv32_uart_printf("# Multi-cycle ALU wait cycles: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER6)); }
|
if (num_hpm_cnts_global > 3) {neorv32_uart0_printf("# Multi-cycle ALU wait cycles: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER6)); }
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if (num_hpm_cnts_global > 4) {neorv32_uart_printf("# Load operations: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER7)); }
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if (num_hpm_cnts_global > 4) {neorv32_uart0_printf("# Load operations: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER7)); }
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if (num_hpm_cnts_global > 5) {neorv32_uart_printf("# Store operations: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER8)); }
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if (num_hpm_cnts_global > 5) {neorv32_uart0_printf("# Store operations: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER8)); }
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if (num_hpm_cnts_global > 6) {neorv32_uart_printf("# Load/store wait cycles: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER9)); }
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if (num_hpm_cnts_global > 6) {neorv32_uart0_printf("# Load/store wait cycles: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER9)); }
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if (num_hpm_cnts_global > 7) {neorv32_uart_printf("# Unconditional jumps: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER10)); }
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if (num_hpm_cnts_global > 7) {neorv32_uart0_printf("# Unconditional jumps: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER10)); }
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if (num_hpm_cnts_global > 8) {neorv32_uart_printf("# Conditional branches (all): %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER11)); }
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if (num_hpm_cnts_global > 8) {neorv32_uart0_printf("# Conditional branches (all): %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER11)); }
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if (num_hpm_cnts_global > 9) {neorv32_uart_printf("# Conditional branches (taken): %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER12)); }
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if (num_hpm_cnts_global > 9) {neorv32_uart0_printf("# Conditional branches (taken): %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER12)); }
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if (num_hpm_cnts_global > 10) {neorv32_uart_printf("# Entered traps: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER13)); }
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if (num_hpm_cnts_global > 10) {neorv32_uart0_printf("# Entered traps: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER13)); }
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if (num_hpm_cnts_global > 11) {neorv32_uart_printf("# Illegal operations: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER14)); }
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if (num_hpm_cnts_global > 11) {neorv32_uart0_printf("# Illegal operations: %u\n", (uint32_t)neorv32_cpu_csr_read(CSR_MHPMCOUNTER14)); }
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neorv32_uart_printf("\n");
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neorv32_uart0_printf("\n");
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neorv32_uart_printf("NEORV32: Executed instructions 0x%x_%x\n", (uint32_t)exe_instructions.uint32[1], (uint32_t)exe_instructions.uint32[0]);
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neorv32_uart0_printf("NEORV32: Executed instructions 0x%x_%x\n", (uint32_t)exe_instructions.uint32[1], (uint32_t)exe_instructions.uint32[0]);
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neorv32_uart_printf("NEORV32: CoreMark core clock cycles 0x%x_%x\n", (uint32_t)exe_time.uint32[1], (uint32_t)exe_time.uint32[0]);
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neorv32_uart0_printf("NEORV32: CoreMark core clock cycles 0x%x_%x\n", (uint32_t)exe_time.uint32[1], (uint32_t)exe_time.uint32[0]);
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uint64_t average_cpi_int = exe_time.uint64 / exe_instructions.uint64;
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uint64_t average_cpi_int = exe_time.uint64 / exe_instructions.uint64;
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neorv32_uart_printf("NEORV32: Average CPI (integer part only): %u cycles/instruction\n", (uint32_t)average_cpi_int);
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neorv32_uart0_printf("NEORV32: Average CPI (integer part only): %u cycles/instruction\n", (uint32_t)average_cpi_int);
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}
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}
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