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24 lines
499 B
C++
24 lines
499 B
C++
#include <mach/mach_time.h>
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#include <string>
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#include <stdio.h>
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#define LAPS 10000000
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std::wstring s = L"siebenhundertsiebenundsiebzigtausendsiebenhundertsiebenundsiebzig";
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int
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main(void) {
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uint64_t count = 0;
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uint64_t start = mach_absolute_time();
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for (auto i = 0; i < LAPS; i++) {
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for (auto c : s) {
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count++;
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asm volatile("" : "+r" (count));
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}
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}
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uint64_t delta = mach_absolute_time() - start;
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printf("%f ns/lap\n", (double)delta / (double)LAPS);
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return 0;
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}
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