36 lines
752 B
JavaScript
36 lines
752 B
JavaScript
const runs = 10;
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function measureOneLine() {
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const LINE_SIZE = 16; // 128/sizeof(double) Note that js treats all numbers as double
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let result = [];
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// Fill with -1 to ensure allocation
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const M = new Array(runs * LINE_SIZE).fill(-1);
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for (let i = 0; i < runs; i++) {
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const start = performance.now();
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let val = M[i * LINE_SIZE];
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const end = performance.now();
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result.push(end - start);
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}
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return result;
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}
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function measureNLines() {
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let result = [];
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// TODO: Exercise 1-1
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return result;
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}
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document.getElementById(
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"exercise1-values"
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).innerText = `1 Cache Line: [${measureOneLine().join(", ")}]`;
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document.getElementById(
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"exercise2-values"
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).innerText = `N Cache Lines: [${measureNLines().join(", ")}]`;
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