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Fix skipped genblocks in toggle coverage (#6010)

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Signed-off-by: Ryszard Rozak <[email protected]>
Co-authored-by: Tomasz Gorochowik <[email protected]>
This commit is contained in:
Ryszard Rozak
2025-05-16 08:24:57 -04:00
committed by GitHub
co-authored by Tomasz Gorochowik
parent 6b42d789af
commit 73b3648262
5 changed files with 155 additions and 6 deletions
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src/V3Coverage.cpp
+7 -5
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@@ -351,7 +351,7 @@ class CoverageVisitor final : public VNVisitor {
// We'll do this, and make the if(...) coverinc later.
// Add signal to hold the old value
const string newvarname = "__Vtogcov__"s + nodep->shortName();
const string newvarname = "__Vtogcov__"s + m_beginHier + nodep->shortName();
FileLine* const fl_nowarn = new FileLine{nodep->fileline()};
fl_nowarn->modifyWarnOff(V3ErrorCode::UNUSEDSIGNAL, true);
AstVar* const chgVarp
@@ -371,10 +371,12 @@ class CoverageVisitor final : public VNVisitor {
}
void toggleVarBottom(const ToggleEnt& above, const AstVar* varp) {
const std::string hierPrefix
= (m_beginHier != "") ? AstNode::prettyName(m_beginHier) + "." : "";
AstCoverToggle* const newp = new AstCoverToggle{
varp->fileline(),
newCoverInc(varp->fileline(), "", "v_toggle", varp->name() + above.m_comment, "", 0,
""),
newCoverInc(varp->fileline(), "", "v_toggle",
hierPrefix + varp->name() + above.m_comment, "", 0, ""),
above.m_varRefp->cloneTree(true), above.m_chgRefp->cloneTree(true)};
m_modp->addStmtsp(newp);
}
@@ -627,9 +629,9 @@ class CoverageVisitor final : public VNVisitor {
// covers the code in that line.)
VL_RESTORER(m_beginHier);
VL_RESTORER(m_inToggleOff);
m_inToggleOff = true;
if (!nodep->generate()) m_inToggleOff = true;
if (nodep->name() != "") {
m_beginHier = m_beginHier + (m_beginHier != "" ? "." : "") + nodep->name();
m_beginHier = m_beginHier + (m_beginHier != "" ? "__DOT__" : "") + nodep->name();
}
iterateChildren(nodep);
lineTrack(nodep);