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Improve hierarchical DPI wrapper scheduling performance (#2583) (#5734)

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This commit is contained in:
Bartłomiej Chmiel
2025-01-20 14:24:09 -05:00
committed by GitHub
parent f4a01eb452
commit 0507fb4655
12 changed files with 456 additions and 9 deletions
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src/V3OrderParallel.cpp
+5 -1
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@@ -1710,7 +1710,11 @@ class DpiImportCallVisitor final : public VNVisitor {
if (nodep->dpiImportWrapper()) {
if (nodep->dpiPure() ? !v3Global.opt.threadsDpiPure()
: !v3Global.opt.threadsDpiUnpure()) {
m_hasDpiHazard = true;
// If hierarchical DPI wrapper cost is not found or is of a 0 cost,
// we have a normal DPI which induces DPI hazard by default.
m_hasDpiHazard = V3Config::getProfileData(nodep->cname()) == 0;
UINFO(9, "DPI wrapper '" << nodep->cname()
<< "' has dpi hazard = " << m_hasDpiHazard << endl);
}
}
iterateChildren(nodep);