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Internals: Add more const. No functional change intended.

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This commit is contained in:
Wilson Snyder
2021-11-13 13:50:44 -05:00
parent 4cb5c1e1db
commit 37e3c6da70
85 changed files with 1172 additions and 1115 deletions
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src/V3Clock.cpp
+12 -12
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@@ -92,30 +92,30 @@ private:
AstVarScope* getCreateLastClk(AstVarScope* vscp) {
if (vscp->user1p()) return static_cast<AstVarScope*>(vscp->user1p());
AstVar* varp = vscp->varp();
const AstVar* const varp = vscp->varp();
if (!varp->width1()) {
varp->v3warn(E_UNSUPPORTED, "Unsupported: Clock edge on non-single bit signal: "
<< varp->prettyNameQ());
}
string newvarname
= (string("__Vclklast__") + vscp->scopep()->nameDotless() + "__" + varp->name());
AstVar* newvarp = new AstVar(vscp->fileline(), AstVarType::MODULETEMP, newvarname,
VFlagLogicPacked(), 1);
AstVar* const newvarp = new AstVar(vscp->fileline(), AstVarType::MODULETEMP, newvarname,
VFlagLogicPacked(), 1);
newvarp->noReset(true); // Reset by below assign
m_modp->addStmtp(newvarp);
AstVarScope* newvscp = new AstVarScope(vscp->fileline(), m_scopep, newvarp);
AstVarScope* const newvscp = new AstVarScope(vscp->fileline(), m_scopep, newvarp);
vscp->user1p(newvscp);
m_scopep->addVarp(newvscp);
// Add init
AstNode* fromp = new AstVarRef(newvarp->fileline(), vscp, VAccess::READ);
if (v3Global.opt.xInitialEdge()) fromp = new AstNot(fromp->fileline(), fromp);
AstNode* newinitp = new AstAssign(
AstNode* const newinitp = new AstAssign(
vscp->fileline(), new AstVarRef(newvarp->fileline(), newvscp, VAccess::WRITE), fromp);
addToInitial(newinitp);
// At bottom, assign them
AstAssign* finalp = new AstAssign(vscp->fileline(),
new AstVarRef(vscp->fileline(), newvscp, VAccess::WRITE),
new AstVarRef(vscp->fileline(), vscp, VAccess::READ));
AstAssign* const finalp = new AstAssign(
vscp->fileline(), new AstVarRef(vscp->fileline(), newvscp, VAccess::WRITE),
new AstVarRef(vscp->fileline(), vscp, VAccess::READ));
m_evalFuncp->addFinalsp(finalp);
//
UINFO(4, "New Last: " << newvscp << endl);
@@ -137,16 +137,16 @@ private:
return nullptr;
}
UASSERT_OBJ(nodep->varrefp(), nodep, "No clock found on sense item");
AstVarScope* clkvscp = nodep->varrefp()->varScopep();
AstVarScope* const clkvscp = nodep->varrefp()->varScopep();
if (nodep->edgeType() == VEdgeType::ET_POSEDGE) {
AstVarScope* lastVscp = getCreateLastClk(clkvscp);
AstVarScope* const lastVscp = getCreateLastClk(clkvscp);
newp = new AstAnd(
nodep->fileline(),
new AstVarRef(nodep->fileline(), nodep->varrefp()->varScopep(), VAccess::READ),
new AstNot(nodep->fileline(),
new AstVarRef(nodep->fileline(), lastVscp, VAccess::READ)));
} else if (nodep->edgeType() == VEdgeType::ET_NEGEDGE) {
AstVarScope* lastVscp = getCreateLastClk(clkvscp);
AstVarScope* const lastVscp = getCreateLastClk(clkvscp);
newp = new AstAnd(
nodep->fileline(),
new AstNot(nodep->fileline(),
@@ -154,7 +154,7 @@ private:
VAccess::READ)),
new AstVarRef(nodep->fileline(), lastVscp, VAccess::READ));
} else if (nodep->edgeType() == VEdgeType::ET_BOTHEDGE) {
AstVarScope* lastVscp = getCreateLastClk(clkvscp);
AstVarScope* const lastVscp = getCreateLastClk(clkvscp);
newp = new AstXor(
nodep->fileline(),
new AstVarRef(nodep->fileline(), nodep->varrefp()->varScopep(), VAccess::READ),