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benchmark: avoid TurboFan deopt in arrays bench
Something unidentified at the moment is causing the arrays benchmarks to deopt when run with the TurboFan compiler. Refactor the test to use an inner function that can be correctly optimized by TurboFan and Crankshaft. PR-URL: #11894 Ref: #11851 (comment) Reviewed-By: James M Snell <[email protected]> Reviewed-By: Matteo Collina <[email protected]>
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-3
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+15
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benchmark/arrays/var-int.js

+5-1
Original file line numberDiff line numberDiff line change
@@ -27,9 +27,13 @@ function main(conf) {
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bench.start();
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var arr = new clazz(n * 1e6);
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for (var i = 0; i < 10; ++i) {
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run();
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}
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bench.end(n);
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function run() {
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for (var j = 0, k = arr.length; j < k; ++j) {
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arr[j] = (j ^ k) & 127;
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}
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}
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bench.end(n);
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}

benchmark/arrays/zero-float.js

+5-1
Original file line numberDiff line numberDiff line change
@@ -27,9 +27,13 @@ function main(conf) {
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bench.start();
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var arr = new clazz(n * 1e6);
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for (var i = 0; i < 10; ++i) {
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run();
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}
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bench.end(n);
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function run() {
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for (var j = 0, k = arr.length; j < k; ++j) {
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arr[j] = 0.0;
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}
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}
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bench.end(n);
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}

benchmark/arrays/zero-int.js

+5-1
Original file line numberDiff line numberDiff line change
@@ -27,9 +27,13 @@ function main(conf) {
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bench.start();
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var arr = new clazz(n * 1e6);
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for (var i = 0; i < 10; ++i) {
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run();
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}
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bench.end(n);
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function run() {
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for (var j = 0, k = arr.length; j < k; ++j) {
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arr[j] = 0;
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}
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}
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bench.end(n);
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}

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