42 lines
1.2 KiB
C
42 lines
1.2 KiB
C
#include "repetition_tester.c"
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int main() {
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struct repetitor repetitor = {};
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repetitor_init(&repetitor);
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printf("CPU Frequency: %ldHz (~%.2fGHz)\n", repetitor.cpu_freq, (float)repetitor.cpu_freq/(1000*1000*1000));
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uint64_t byte_count = 4096 * (1024 * 8);
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while (repeat_cycle_times(&repetitor, 3)) {
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repetitor_clear(&repetitor);
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while (repetitor_repeat(&repetitor, 2)) {
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repetitor_start(&repetitor);
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uint8_t *buffer = malloc(sizeof(uint8_t) * byte_count);
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repetitor_measure_start(&repetitor);
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for (int i = 0; i < byte_count; i++) {
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buffer[i] = (uint8_t)i;
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}
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repetitor_measure_stop(&repetitor, byte_count);
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free(buffer);
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repetitor_stop(&repetitor);
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}
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repetitor_print_results_label(&repetitor, "write forward");
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repetitor_clear(&repetitor);
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while (repetitor_repeat(&repetitor, 2)) {
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repetitor_start(&repetitor);
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uint8_t *buffer = malloc(sizeof(uint8_t) * byte_count);
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repetitor_measure_start(&repetitor);
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for (int i = 0; i < byte_count; i++) {
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buffer[byte_count - i - 1] = (uint8_t)i;
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}
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repetitor_measure_stop(&repetitor, byte_count);
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free(buffer);
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repetitor_stop(&repetitor);
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}
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repetitor_print_results_label(&repetitor, "write backward");
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}
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return 0;
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}
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