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Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main

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This commit is contained in:
bbracker 2021-06-26 08:29:37 -04:00
commit c93b6abed2
2 changed files with 52 additions and 11 deletions
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45
riscv-coremark/coremark/core_main.c
View File

@ -211,26 +211,53 @@ MAIN_RETURN_TYPE main(int argc, char *argv[]) {
core_init_state(results[0].size,results[i].seed1,results[i].memblock[3]);
}
}
/*int foreverLoop = 1;
secs_ret timing = 0;
int timingInt;
ee_printf("\nENTERING FOREVER WHILE LOOP\n");
while(foreverLoop == 1)
{
start_time();
//filler
stop_time();
timing += time_in_secs(get_time());
timingInt = (int)timing;
ee_printf("Timing is %d\n", timingInt);
}/*
/* automatically determine number of iterations if not set */
if (results[0].iterations==0) {
secs_ret secs_passed=0;
ee_u32 divisor;
results[0].iterations=1;
int iterationInc = 0;
ee_printf("\n\nENTERING ITERATION WHILE LOOP\n");
while (secs_passed < (secs_ret)1) {
results[0].iterations*=10;
if(iterationInc != 0)
{
results[0].iterations++;
}
ee_printf("iterations is %d\n", results[0].iterations);
start_time();
iterate(&results[0]);
stop_time();
secs_passed=time_in_secs(get_time());
secs_passed = time_in_secs(get_time());
int secs_passed_int = (int)secs_passed;
ee_printf("secs passed is %d\n", secs_passed_int);
iterationInc++;
}
ee_printf("LEAVING ITERATION WHILE LOOP!\n\n");
/* now we know it executes for at least 1 sec, set actual run time at about 10 secs */
divisor=(ee_u32)secs_passed;
ee_printf("divisor is %lu\n", divisor);
if (divisor==0) /* some machines cast float to int as 0 since this conversion is not defined by ANSI, but we know at least one second passed */
divisor=1;
results[0].iterations*=1+10/divisor;
ee_printf("iterations is %d\n", results[0].iterations);
}
/* perform actual benchmark */
ee_printf("Starting benchmark\n");
start_time();
#if (MULTITHREAD>1)
if (default_num_contexts>MULTITHREAD) {
@ -249,7 +276,8 @@ MAIN_RETURN_TYPE main(int argc, char *argv[]) {
#endif
stop_time();
total_time=get_time();
ee_printf("ending benchmark");
ee_printf("total time is %u\n", total_time);
ee_printf("ending benchmark\n");
/* get a function of the input to report */
seedcrc=crc16(results[0].seed1,seedcrc);
seedcrc=crc16(results[0].seed2,seedcrc);
@ -340,12 +368,17 @@ MAIN_RETURN_TYPE main(int argc, char *argv[]) {
for (i=0 ; i<default_num_contexts; i++)
ee_printf("[%d]crcstate : 0x%04x\n",i,results[i].crcstate);
for (i=0 ; i<default_num_contexts; i++)
ee_printf("[%d]crcfinal : 0x%04x\"n",i,results[i].crc);
ee_printf("[%d]crcfinal : 0x%04x\n",i,results[i].crc);
if (total_errors==0) {
ee_printf("Correct operation validated. See README.md for run and reporting rules.\n");
#if HAS_FLOAT
if (known_id==3) {
ee_printf("CoreMark 1.0 : %f / %s %s",default_num_contexts*results[0].iterations/time_in_secs(total_time),COMPILER_VERSION,COMPILER_FLAGS);
unsigned long long tmp = (unsigned long long) 1000.0*default_num_contexts*results[0].iterations/time_in_secs(total_time);
secs_ret totalmsecs = time_in_secs(total_time);
int totalmint = (int) totalmsecs;
ee_printf("ELAPSED S: %d\n", totalmint);
ee_printf("CoreMark 1.0 : %d / %s %s\n",tmp,COMPILER_VERSION,COMPILER_FLAGS);
#if defined(MEM_LOCATION) && !defined(MEM_LOCATION_UNSPEC)
ee_printf(" / %s",MEM_LOCATION);
#else

18
riscv-coremark/riscv64-baremetal/core_portme.c
View File

@ -114,9 +114,10 @@ void portable_free(void *p) {
#define read_csr(reg) ({ unsigned long __tmp; \
asm volatile ("csrr %0, " #reg : "=r"(__tmp)); \
__tmp; })
#define GETMYTIME(_t) (*_t=read_csr(cycle))
#define GETMYTIME(_t) (_t = *(volatile unsigned long long*)0x0200BFF8)
#define MYTIMEDIFF(fin,ini) ((fin)-(ini))
#define TIMER_RES_DIVIDER 1
// Changing TIMER_RES_DIVIDER to 1000000 sets EE_TICKS_PER_SEC to 1000 (now counting ticks per ms)
#define TIMER_RES_DIVIDER 10000
#define SAMPLE_TIME_IMPLEMENTATION 1
#endif
#define EE_TICKS_PER_SEC (NSECS_PER_SEC / TIMER_RES_DIVIDER)
@ -132,7 +133,9 @@ static CORETIMETYPE start_time_val, stop_time_val;
or zeroing some system parameters - e.g. setting the cpu clocks cycles to 0.
*/
void start_time(void) {
GETMYTIME(&start_time_val );
GETMYTIME(start_time_val);
ee_printf("Timer started\n");
ee_printf(" MTIME: %u\n", start_time_val);
#if CALLGRIND_RUN
CALLGRIND_START_INSTRUMENTATION
#endif
@ -153,7 +156,9 @@ void stop_time(void) {
#if MICA
asm volatile("int3");/*1 */
#endif
GETMYTIME(&stop_time_val );
GETMYTIME(stop_time_val);
ee_printf("Timer stopped\n");
ee_printf(" MTIME: %u\n", stop_time_val);
}
/* Function: get_time
Return an abstract "ticks" number that signifies time on the system.
@ -166,6 +171,7 @@ void stop_time(void) {
*/
CORE_TICKS get_time(void) {
CORE_TICKS elapsed=(CORE_TICKS)(MYTIMEDIFF(stop_time_val, start_time_val));
ee_printf(" Elapsed MTIME: %u\n", elapsed);
return elapsed;
}
/* Function: time_in_secs
@ -176,13 +182,15 @@ CORE_TICKS get_time(void) {
*/
secs_ret time_in_secs(CORE_TICKS ticks) {
secs_ret retval=((secs_ret)ticks) / (secs_ret)EE_TICKS_PER_SEC;
int retvalint = (int)retval;
ee_printf(" RETURN VALUE FROM TIME IN SECS FUNCTION: %d\n", retvalint);
return retval;
}
#else
#error "Please implement timing functionality in core_portme.c"
#endif /* SAMPLE_TIME_IMPLEMENTATION */
ee_u32 default_num_contexts=MULTITHREAD;
ee_u32 default_num_contexts = MULTITHREAD;
/* Function: portable_init
Target specific initialization code