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Don't constant prop public signals

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git-svn-id: file://localhost/svn/verilator/trunk/verilator@890 77ca24e4-aefa-0310-84f0-b9a241c72d87
This commit is contained in:
Wilson Snyder
2007-03-02 21:14:22 +00:00
parent 24c3424e51
commit f8680cf5c2
3 changed files with 10 additions and 7 deletions
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src/V3Const.cpp
+2 -1
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@@ -757,7 +757,8 @@ private:
nodep->varp()->initp()->iterateAndNext(*this);
if (operandConst(nodep->varp()->initp())
&& !nodep->lvalue()
&& ((v3Global.opt.oConst() && !m_params) // Can reduce constant wires into equations
&& ((v3Global.opt.oConst() && !m_params // Can reduce constant wires into equations
&& !nodep->varp()->isSigPublic())
|| nodep->varp()->isParam())) {
AstConst* constp = nodep->varp()->initp()->castConst();
const V3Number& num = constp->num();