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Use profiling functions to time the haversine processor

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Abdelrahman Said 2023-07-03 22:46:24 +01:00
parent f0380ce638
commit 2e9c2dc6d5
2 changed files with 66 additions and 0 deletions
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5
haversine_02/compile
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@ -10,6 +10,10 @@ else
CFLAGS+="-g"
fi
# profiler
PROFSRC="./src/profiler/timer.c"
PROFFLAGS="-c"
# generator
GENSRC="./src/generator/gen_argparser.cpp ./src/generator/generator.cpp ./src/haversine.cpp ./src/point_types.cpp ./src/generator/main.cpp"
GENOUT=genhavr
@ -22,6 +26,7 @@ JSONFLAGS="-c"
PROCSRC="./*.o ./src/haversine.cpp ./src/point_types.cpp ./src/processor/proc_argparser.cpp ./src/processor/main.cpp"
PROCOUT=prochavr
(set -x ; $CC $CFLAGS $PROFFLAGS $PROFSRC)
(set -x ; $CC $CFLAGS $JSONFLAGS $JSONSRC)
(set -x ; $CXX $CFLAGS $PROCSRC -o $PROCOUT)

61
haversine_02/src/processor/main.cpp
View File

@ -1,6 +1,7 @@
#include "haversine.h"
#include "point_types.h"
#include "processor/proc_argparser.h"
#include "profiler/timer.h"
#include "json/dstring.h"
#include "json/json_entities.h"
#include "json/parser.h"
@ -13,12 +14,20 @@
#include <string.h>
int main(int argc, char *argv[]) {
u64 cpu_freq = get_cpu_freq(500);
u64 cli_parse_start = read_cpu_timer();
ProcessorArgs args = parse_args(argc, argv);
u64 json_parse_start = read_cpu_timer();
jentity_t *root = load_json(args.filepath);
assert(root->type == JENTITY_SINGLE && root->value.type == JVAL_COLLECTION);
u64 load_pairs_json_start = read_cpu_timer();
jentity_t *pairs = root->value.collection->begin;
assert(pairs->type == JENTITY_PAIR &&
@ -50,6 +59,8 @@ int main(int argc, char *argv[]) {
point_pairs[index++] = p;
}
u64 binary_file_read_start = read_cpu_timer();
const char *filename = "count_and_distances";
FILE *fp = fopen(filename, "r");
@ -60,6 +71,8 @@ int main(int argc, char *argv[]) {
fseek(fp, sizeof(u64), SEEK_SET);
}
u64 haversine_sum_start = read_cpu_timer();
f64 sum = 0.0;
f64 distance = 0.0;
f64 saved_distance = 0.0;
@ -77,13 +90,61 @@ int main(int argc, char *argv[]) {
sum += distance;
}
u64 haversine_average_start = read_cpu_timer();
printf("\nAVERAGE DISTANCE: %f\n", sum / pair_count);
u64 tear_down_start = read_cpu_timer();
if (fp) {
fclose(fp);
}
free(point_pairs);
u64 end = read_cpu_timer();
if (cpu_freq) {
u16 time_precision = 16;
u16 time_char_count = 20;
u16 percentage_precision = 8;
u16 percentage_char_count = 12;
f64 total = (f64)end - (f64)cli_parse_start;
f64 cli_parse = (f64)json_parse_start - (f64)cli_parse_start;
f64 json_parse = (f64)load_pairs_json_start - (f64)json_parse_start;
f64 json_load = (f64)binary_file_read_start - (f64)load_pairs_json_start;
f64 binary_open = (f64)haversine_sum_start - (f64)binary_file_read_start;
f64 haversine_sum = (f64)haversine_average_start - (f64)haversine_sum_start;
f64 haversine_average = (f64)tear_down_start - (f64)haversine_average_start;
f64 tear_down = (f64)end - (f64)tear_down_start;
printf("\n==========================PROFILING==========================\n");
printf("Total: %*.*f seconds (CPU frequency: %llu)\n\n", time_char_count,
time_precision, total / cpu_freq, (unsigned long long)cpu_freq);
printf(" CLI PARSING: %*.*f seconds (%*.*f %%)\n", time_char_count,
time_precision, cli_parse / cpu_freq, percentage_char_count,
percentage_precision, cli_parse / total * 100.0);
printf(" JSON PARSING: %*.*f seconds (%*.*f %%)\n", time_char_count,
time_precision, json_parse / cpu_freq, percentage_char_count,
percentage_precision, json_parse / total * 100.0);
printf(" JSON LOADING: %*.*f seconds (%*.*f %%)\n", time_char_count,
time_precision, json_load / cpu_freq, percentage_char_count,
percentage_precision, json_load / total * 100.0);
printf(" BINARY OPEN: %*.*f seconds (%*.*f %%)\n", time_char_count,
time_precision, binary_open / cpu_freq, percentage_char_count,
percentage_precision, binary_open / total * 100.0);
printf("HAVERSINE SUM: %*.*f seconds (%*.*f %%)\n", time_char_count,
time_precision, haversine_sum / cpu_freq, percentage_char_count,
percentage_precision, haversine_sum / total * 100.0);
printf("HAVERSINE AVG: %*.*f seconds (%*.*f %%)\n", time_char_count,
time_precision, haversine_average / cpu_freq, percentage_char_count,
percentage_precision, haversine_average / total * 100.0);
printf(" TEARDOWN: %*.*f seconds (%*.*f %%)\n", time_char_count,
time_precision, tear_down / cpu_freq, percentage_char_count,
percentage_precision, tear_down / total * 100.0);
}
return 0;
}