/*
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/*
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File : core_portme.c
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File : core_portme.c
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*/
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*/
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/*
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/*
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Author : Shay Gal-On, EEMBC
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Author : Shay Gal-On, EEMBC
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Legal : TODO!
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Legal : TODO!
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*/
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*/
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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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#include "spr-defs.h"
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#include "spr-defs.h"
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#include "board.h"
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#include "board.h"
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#include "support.h"
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#include "support.h"
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#include "common.h"
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#include "common.h"
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/*
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/*
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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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*/
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*/
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volatile ee_s32 seed1_volatile;
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volatile ee_s32 seed1_volatile;
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volatile ee_s32 seed2_volatile;
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volatile ee_s32 seed2_volatile;
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volatile ee_s32 seed3_volatile;
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volatile ee_s32 seed3_volatile;
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volatile ee_s32 seed4_volatile = 0; // Iterations defaults to 0
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volatile ee_s32 seed4_volatile = 0; // Iterations defaults to 0
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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
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supported by the platform. e.g. Read value from on board RTC, read value
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from cpu clock cycles performance counter etc. Sample implementation for
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from cpu clock cycles performance counter etc. Sample implementation for
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standard time.h and windows.h definitions included.
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standard time.h and windows.h definitions included.
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*/
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*/
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CORETIMETYPE barebones_clock()
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CORETIMETYPE barebones_clock()
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{
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{
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//#error "You must implement a method to measure time in
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//#error "You must implement a method to measure time in
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//barebones_clock()! This function should return current time.\n"
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//barebones_clock()! This function should return current time.\n"
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return timestamp;
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return timestamp;
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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 measured.
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Divider to trade off timer resolution and total time that can be measured.
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Use lower values to increase resolution, but make sure that overflow does
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Use lower values to increase resolution, but make sure that overflow does
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not occur. If there are issues with the return value overflowing, increase
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not occur. If there are issues with the return value overflowing, increase
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this value.
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this value.
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*/
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*/
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#define GETMYTIME(_t) (*_t=barebones_clock())
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#define GETMYTIME(_t) (*_t=barebones_clock())
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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 /* Unused */
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#define TIMER_RES_DIVIDER 1 /* Unused */
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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 TICKS_PER_SEC
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#define EE_TICKS_PER_SEC TICKS_PER_SEC
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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 the
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This function will be called right before starting 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 zeroing some system parameters - e.g. setting the cpu
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example code) or zeroing some system parameters - e.g. setting the cpu
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clocks cycles to 0.
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clocks cycles to 0.
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*/
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*/
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void start_time(void)
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void start_time(void)
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{
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{
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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 stop_time(void)
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void stop_time(void)
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{
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{
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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 value,
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Actual value returned may be cpu cycles, milliseconds or any other value,
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as long as it can be converted to seconds by <time_in_secs>.
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as long as it can be converted to seconds by <time_in_secs>.
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This methodology is taken to accomodate any hardware or simulated platform.
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This methodology is taken to accomodate any hardware or simulated platform.
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The sample implementation returns millisecs by default,
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The sample implementation returns millisecs by default,
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and the resolution is controlled by <TIMER_RES_DIVIDER>
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and the resolution is controlled by <TIMER_RES_DIVIDER>
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*/
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*/
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CORE_TICKS get_time(void)
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CORE_TICKS 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 time_in_secs(CORE_TICKS ticks)
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secs_ret time_in_secs(CORE_TICKS ticks)
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{
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{
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secs_ret retval = ((secs_ret) ticks) / (secs_ret) EE_TICKS_PER_SEC;
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secs_ret retval = ((secs_ret) ticks) / (secs_ret) EE_TICKS_PER_SEC;
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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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/* 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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void portable_init(core_portable * p, int *argc, char *argv[])
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void portable_init(core_portable * p, int *argc, char *argv[])
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{
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{
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// In ORPmon - UART already initialised: uart_init(DEFAULT_UART);
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// In ORPmon - UART already initialised: uart_init(DEFAULT_UART);
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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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ee_printf
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ee_printf
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("ERROR! Please define ee_ptr_int to a type that holds a pointer!\n");
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("ERROR! Please define ee_ptr_int to a type that holds a pointer!\n");
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while (1) ; // FINISH
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while (1) ; // FINISH
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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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ee_printf
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ee_printf
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("ERROR! Please define ee_u32 to a 32b unsigned type!\n");
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("ERROR! Please define ee_u32 to a 32b unsigned type!\n");
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while (1) ; // FINISH
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while (1) ; // FINISH
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}
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}
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// In ORPmon - things already initialised
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// In ORPmon - things already initialised
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// Clear timer variable
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// Clear timer variable
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//clear_timer_ticks();
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//clear_timer_ticks();
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// init timer
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// init timer
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//enable_timer();
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//enable_timer();
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//
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//
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// Parse argv and figure out what kind of run we do
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// Parse argv and figure out what kind of run we do
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if (argc > 0)
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if (argc > 0) {
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{
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switch ((char)argv[0][0]) {
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switch((char) argv[0][0])
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{
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case 'p':
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case 'p':
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//PERFORMANCE_RUN
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//PERFORMANCE_RUN
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seed1_volatile = 0x0;
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seed1_volatile = 0x0;
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seed2_volatile = 0x0;
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seed2_volatile = 0x0;
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seed3_volatile = 0x66;
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seed3_volatile = 0x66;
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break;
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break;
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case 'o':
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case 'o':
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//PROFILE_RUN
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//PROFILE_RUN
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seed1_volatile = 0x8;
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seed1_volatile = 0x8;
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seed2_volatile = 0x8;
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seed2_volatile = 0x8;
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seed3_volatile = 0x8;
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seed3_volatile = 0x8;
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break;
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break;
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default:
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default:
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//VALIDATION_RUN
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//VALIDATION_RUN
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seed1_volatile = 0x3415;
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seed1_volatile = 0x3415;
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seed2_volatile = 0x3415;
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seed2_volatile = 0x3415;
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seed3_volatile = 0x66;
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seed3_volatile = 0x66;
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break;
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break;
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}
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}
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}
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}
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if (argc > 1)
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if (argc > 1)
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seed4_volatile = strtoul(argv[1],0,0); // Iterations as second argument
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seed4_volatile = strtoul(argv[1], 0, 0); // Iterations as second argument
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else
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else
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seed4_volatile = 0; // Zero (test runs a minimum amount of time)
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seed4_volatile = 0; // Zero (test runs a minimum amount of time)
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seed5_volatile = 0;
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seed5_volatile = 0;
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p->portable_id = 1;
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p->portable_id = 1;
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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
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Target specific final code
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*/
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*/
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void portable_fini(core_portable * p)
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void portable_fini(core_portable * p)
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{
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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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}
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