tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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bug-1374797.js (742B)

      1 // |jit-test| skip-if: helperThreadCount() === 0
      2 
      3 // Exercise triggering GC of atoms zone while off-thread parsing is happening.
      4 
      5 gczeal(0);
      6 
      7 // Reduce some GC parameters so that we can trigger a GC more easily.
      8 gcparam('lowFrequencyHeapGrowth', 120);
      9 gcparam('highFrequencyLargeHeapGrowth', 120);
     10 gcparam('highFrequencySmallHeapGrowth', 120);
     11 gcparam('allocationThreshold', 1);
     12 gc();
     13 
     14 // Start an off-thread parse.
     15 offThreadCompileToStencil("print('Finished')");
     16 
     17 // Allocate lots of atoms, parsing occasionally.
     18 for (let i = 0; i < 10; i++) {
     19    print(i);
     20    for (let j = 0; j < 10000; j++)
     21        Symbol.for(i + 10 * j);
     22    eval(`${i}`);
     23 }
     24 
     25 // Finish the off-thread parse.
     26 var stencil = finishOffThreadStencil();
     27 evalStencil(stencil);