in apps/coremark/src/core_main.c [93:354]
MAIN_RETURN_TYPE coremark_main(int argc, char *argv[]) {
#endif
ee_u16 i,j=0,num_algorithms=0;
ee_s16 known_id=-1,total_errors=0;
ee_u16 seedcrc=0;
CORE_TICKS total_time;
core_results results[MULTITHREAD];
#if (MEM_METHOD==MEM_STACK)
ee_u8 stack_memblock[TOTAL_DATA_SIZE*MULTITHREAD];
#endif
/* first call any initializations needed */
portable_init(&(results[0].port), &argc, argv);
/* First some checks to make sure benchmark will run ok */
if (sizeof(struct list_head_s)>128) {
ee_printf("list_head structure too big for comparable data!\n");
return MAIN_RETURN_VAL;
}
results[0].seed1=get_seed(1);
results[0].seed2=get_seed(2);
results[0].seed3=get_seed(3);
results[0].iterations=get_seed_32(4);
#if CORE_DEBUG
results[0].iterations=1;
#endif
results[0].execs=get_seed_32(5);
if (results[0].execs==0) { /* if not supplied, execute all algorithms */
results[0].execs=ALL_ALGORITHMS_MASK;
}
/* put in some default values based on one seed only for easy testing */
if ((results[0].seed1==0) && (results[0].seed2==0) && (results[0].seed3==0)) { /* validation run */
results[0].seed1=0;
results[0].seed2=0;
results[0].seed3=0x66;
}
if ((results[0].seed1==1) && (results[0].seed2==0) && (results[0].seed3==0)) { /* perfromance run */
results[0].seed1=0x3415;
results[0].seed2=0x3415;
results[0].seed3=0x66;
}
#if (MEM_METHOD==MEM_STATIC)
results[0].memblock[0]=(void *)static_memblk;
results[0].size=TOTAL_DATA_SIZE;
results[0].err=0;
#if (MULTITHREAD>1)
#error "Cannot use a static data area with multiple contexts!"
#endif
#elif (MEM_METHOD==MEM_MALLOC)
for (i=0 ; i<MULTITHREAD; i++) {
ee_s32 malloc_override=get_seed(7);
if (malloc_override != 0)
results[i].size=malloc_override;
else
results[i].size=TOTAL_DATA_SIZE;
results[i].memblock[0]=portable_malloc(results[i].size);
results[i].seed1=results[0].seed1;
results[i].seed2=results[0].seed2;
results[i].seed3=results[0].seed3;
results[i].err=0;
results[i].execs=results[0].execs;
}
#elif (MEM_METHOD==MEM_STACK)
for (i=0 ; i<MULTITHREAD; i++) {
results[i].memblock[0]=stack_memblock+i*TOTAL_DATA_SIZE;
results[i].size=TOTAL_DATA_SIZE;
results[i].seed1=results[0].seed1;
results[i].seed2=results[0].seed2;
results[i].seed3=results[0].seed3;
results[i].err=0;
results[i].execs=results[0].execs;
}
#else
#error "Please define a way to initialize a memory block."
#endif
/* Data init */
/* Find out how space much we have based on number of algorithms */
for (i=0; i<NUM_ALGORITHMS; i++) {
if ((1<<(ee_u32)i) & results[0].execs)
num_algorithms++;
}
for (i=0 ; i<MULTITHREAD; i++)
results[i].size=results[i].size/num_algorithms;
/* Assign pointers */
for (i=0; i<NUM_ALGORITHMS; i++) {
ee_u32 ctx;
if ((1<<(ee_u32)i) & results[0].execs) {
for (ctx=0 ; ctx<MULTITHREAD; ctx++)
results[ctx].memblock[i+1]=(char *)(results[ctx].memblock[0])+results[0].size*j;
j++;
}
}
/* call inits */
for (i=0 ; i<MULTITHREAD; i++) {
if (results[i].execs & ID_LIST) {
results[i].list=core_list_init(results[0].size,results[i].memblock[1],results[i].seed1);
}
if (results[i].execs & ID_MATRIX) {
core_init_matrix(results[0].size, results[i].memblock[2], (ee_s32)results[i].seed1 | (((ee_s32)results[i].seed2) << 16), &(results[i].mat) );
}
if (results[i].execs & ID_STATE) {
core_init_state(results[0].size,results[i].seed1,results[i].memblock[3]);
}
}
/* 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;
while (secs_passed < (secs_ret)1) {
results[0].iterations*=10;
start_time();
iterate(&results[0]);
stop_time();
secs_passed=time_in_secs(get_time());
}
/* now we know it executes for at least 1 sec, set actual run time at about 10 secs */
divisor=(ee_u32)secs_passed;
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;
}
/* perform actual benchmark */
start_time();
#if (MULTITHREAD>1)
if (default_num_contexts>MULTITHREAD) {
default_num_contexts=MULTITHREAD;
}
for (i=0 ; i<default_num_contexts; i++) {
results[i].iterations=results[0].iterations;
results[i].execs=results[0].execs;
core_start_parallel(&results[i]);
}
for (i=0 ; i<default_num_contexts; i++) {
core_stop_parallel(&results[i]);
}
#else
iterate(&results[0]);
#endif
stop_time();
total_time=get_time();
/* get a function of the input to report */
seedcrc=crc16(results[0].seed1,seedcrc);
seedcrc=crc16(results[0].seed2,seedcrc);
seedcrc=crc16(results[0].seed3,seedcrc);
seedcrc=crc16(results[0].size,seedcrc);
switch (seedcrc) { /* test known output for common seeds */
case 0x8a02: /* seed1=0, seed2=0, seed3=0x66, size 2000 per algorithm */
known_id=0;
ee_printf("6k performance run parameters for coremark.\n");
break;
case 0x7b05: /* seed1=0x3415, seed2=0x3415, seed3=0x66, size 2000 per algorithm */
known_id=1;
ee_printf("6k validation run parameters for coremark.\n");
break;
case 0x4eaf: /* seed1=0x8, seed2=0x8, seed3=0x8, size 400 per algorithm */
known_id=2;
ee_printf("Profile generation run parameters for coremark.\n");
break;
case 0xe9f5: /* seed1=0, seed2=0, seed3=0x66, size 666 per algorithm */
known_id=3;
ee_printf("2K performance run parameters for coremark.\n");
break;
case 0x18f2: /* seed1=0x3415, seed2=0x3415, seed3=0x66, size 666 per algorithm */
known_id=4;
ee_printf("2K validation run parameters for coremark.\n");
break;
default:
total_errors=-1;
break;
}
if (known_id>=0) {
for (i=0 ; i<default_num_contexts; i++) {
results[i].err=0;
if ((results[i].execs & ID_LIST) &&
(results[i].crclist!=list_known_crc[known_id])) {
ee_printf("[%u]ERROR! list crc 0x%04x - should be 0x%04x\n",i,results[i].crclist,list_known_crc[known_id]);
results[i].err++;
}
if ((results[i].execs & ID_MATRIX) &&
(results[i].crcmatrix!=matrix_known_crc[known_id])) {
ee_printf("[%u]ERROR! matrix crc 0x%04x - should be 0x%04x\n",i,results[i].crcmatrix,matrix_known_crc[known_id]);
results[i].err++;
}
if ((results[i].execs & ID_STATE) &&
(results[i].crcstate!=state_known_crc[known_id])) {
ee_printf("[%u]ERROR! state crc 0x%04x - should be 0x%04x\n",i,results[i].crcstate,state_known_crc[known_id]);
results[i].err++;
}
total_errors+=results[i].err;
}
}
total_errors+=check_data_types();
/* and report results */
ee_printf("CoreMark Size : %lu\n", (long unsigned) results[0].size);
ee_printf("Total ticks : %lu\n", (long unsigned) total_time);
#if HAS_FLOAT
ee_printf("Total time (secs): %f\n",time_in_secs(total_time));
if (time_in_secs(total_time) > 0)
ee_printf("Iterations/Sec : %f\n",default_num_contexts*results[0].iterations/time_in_secs(total_time));
#else
ee_printf("Total time (secs): %d\n",time_in_secs(total_time));
if (time_in_secs(total_time) > 0)
ee_printf("Iterations/Sec : %d\n",default_num_contexts*results[0].iterations/time_in_secs(total_time));
#endif
if (time_in_secs(total_time) < 10) {
ee_printf("ERROR! Must execute for at least 10 secs for a valid result!\n");
total_errors++;
}
ee_printf("Iterations : %lu\n", (long unsigned) default_num_contexts*results[0].iterations);
ee_printf("Compiler version : %s\n",COMPILER_VERSION);
ee_printf("Compiler flags : %s\n",COMPILER_FLAGS);
#if (MULTITHREAD>1)
ee_printf("Parallel %s : %d\n",PARALLEL_METHOD,default_num_contexts);
#endif
ee_printf("Memory location : %s\n",MEM_LOCATION);
/* output for verification */
ee_printf("seedcrc : 0x%04x\n",seedcrc);
if (results[0].execs & ID_LIST)
for (i=0 ; i<default_num_contexts; i++)
ee_printf("[%d]crclist : 0x%04x\n",i,results[i].crclist);
if (results[0].execs & ID_MATRIX)
for (i=0 ; i<default_num_contexts; i++)
ee_printf("[%d]crcmatrix : 0x%04x\n",i,results[i].crcmatrix);
if (results[0].execs & ID_STATE)
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);
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);
#if defined(MEM_LOCATION) && !defined(MEM_LOCATION_UNSPEC)
ee_printf(" / %s",MEM_LOCATION);
#else
ee_printf(" / %s",mem_name[MEM_METHOD]);
#endif
#if (MULTITHREAD>1)
ee_printf(" / %d:%s",default_num_contexts,PARALLEL_METHOD);
#endif
ee_printf("\n");
}
#endif
}
if (total_errors>0)
ee_printf("Errors detected\n");
if (total_errors<0)
ee_printf("Cannot validate operation for these seed values, please compare with results on a known platform.\n");
#if (MEM_METHOD==MEM_MALLOC)
for (i=0 ; i<MULTITHREAD; i++)
portable_free(results[i].memblock[0]);
#endif
/* And last call any target specific code for finalizing */
portable_fini(&(results[0].port));
return MAIN_RETURN_VAL;
}