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Remove PSL support

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This commit is contained in:
Wilson Snyder
2014-11-22 10:14:14 -05:00
parent c682f1c16a
commit 87a47a5ca0
24 changed files with 47 additions and 826 deletions
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src/V3Assert.cpp
+1 -21
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@@ -131,19 +131,13 @@ private:
if (message!="") covincp->declp()->comment(message);
bodysp = covincp;
}
} else if (nodep->castPslAssert()) {
bodysp = newFireAssert(nodep,message);
// We assert the property is always true... so report when it fails
// (Note this is opposite the behavior of coverage statements.)
// Need: 'never' operator: not hold in current or any future cycle
propp = new AstLogNot (nodep->fileline(), propp);
} else {
nodep->v3fatalSrc("Unknown node type");
}
if (stmtsp) bodysp = bodysp->addNext(stmtsp);
AstIf* ifp = new AstIf (nodep->fileline(), propp, bodysp, NULL);
bodysp = ifp;
if (nodep->castPslAssert()) ifp->branchPred(AstBranchPred::BP_UNLIKELY);
if (nodep->castVAssert()) ifp->branchPred(AstBranchPred::BP_UNLIKELY);
//
AstNode* newp = new AstAlways (nodep->fileline(),
VAlwaysKwd::ALWAYS,
@@ -309,12 +303,6 @@ private:
nodep->stmtsp(), nodep->name()); nodep=NULL;
++m_statAsCover;
}
virtual void visit(AstPslAssert* nodep, AstNUser*) {
nodep->iterateChildren(*this);
newPslAssertion(nodep, nodep->propp(), nodep->sentreep(),
NULL, nodep->name()); nodep=NULL;
++m_statAsPsl;
}
virtual void visit(AstVAssert* nodep, AstNUser*) {
nodep->iterateChildren(*this);
newVAssertion(nodep, nodep->propp()); nodep=NULL;
@@ -339,14 +327,6 @@ private:
m_beginp = lastp;
}
// VISITORS //========== Temporal Layer
// VISITORS //========== Boolean Layer
virtual void visit(AstPslBool* nodep, AstNUser*) {
nodep->replaceWith(nodep->exprp()->unlinkFrBack());
pushDeletep(nodep); nodep=NULL;
}
virtual void visit(AstNode* nodep, AstNUser*) {
nodep->iterateChildren(*this);
}