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#ifndef _PARAMS_H_
#define _PARAMS_H_
#include "common.h"
typedef struct Params {
unsigned int input_size;
float repetitions;
int n_warmup;
int n_reps;
int exp;
}Params;
static void usage() {
fprintf(stderr,
"\nUsage: ./program [options]"
"\n"
"\nGeneral options:"
"\n -h help"
"\n -w <W> # of untimed warmup iterations (default=2)"
"\n -e <E> # of timed repetition iterations (default=5)"
"\n -x <X> Weak (0) or strong (1) scaling (default=0)"
"\n"
"\nBenchmark-specific options:"
"\n -i <I> input size (default=8K elements)"
"\n -p <P> # of compute repetitions (default=2)"
"\n");
}
struct Params input_params(int argc, char **argv) {
struct Params p;
p.input_size = 8 << 10;
p.repetitions = 1.0;
p.n_warmup = 2;
p.n_reps = 5;
p.exp = 0;
int opt;
while((opt = getopt(argc, argv, "hi:p:w:e:")) >= 0) {
switch(opt) {
case 'h':
usage();
exit(0);
break;
case 'i': p.input_size = atoi(optarg); break;
case 'p': p.repetitions = atof(optarg); break;
case 'w': p.n_warmup = atoi(optarg); break;
case 'e': p.n_reps = atoi(optarg); break;
case 'x': p.exp = atoi(optarg); break;
default:
fprintf(stderr, "\nUnrecognized option!\n");
usage();
exit(0);
}
}
assert(NR_DPUS > 0 && "Invalid # of dpus!");
return p;
}
#endif
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