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Run base and head measurements in parallel in perfrunner #23567

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Merged
thewilsonator merged 1 commit into from
Aug 10, 2026
+5 −1
Merged

Run base and head measurements in parallel in perfrunner #23567

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6 changes: 5 additions & 1 deletion tools/perfrunner/source/app.d
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@ module app;

import std.file : mkdirRecurse, tempDir, write;
import std.getopt : getopt;
import std.parallelism : task;
import std.path : buildPath, dirName;
import std.stdio : stderr, writeln;

Expand Down Expand Up @@ -59,8 +60,11 @@ int main(string[] args)
// Resolved once so both refs compile vibe.d with the same flags.
auto vibedFlags = describeFlags(vibedDir, baseDmd);

auto base = measure(baseDmd, workload, basePhobos, vibedRoot, vibedFlags, tmp, "base");
// measure base in a second thread while this one does head
auto baseTask = task!measure(baseDmd, workload, basePhobos, vibedRoot, vibedFlags, tmp, "base");
baseTask.executeInNewThread();
auto head = measure(headDmd, workload, headPhobos, vibedRoot, vibedFlags, tmp, "head");
auto base = baseTask.yieldForce;

MetricResult[] metrics;
foreach (def; initials)
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