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Generate AstNode accessors via astgen

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Introduce the @astgen directives parsed by astgen, currently used for
the generation child node (operand) accessors. Please see the updated
internal documentation for details.
This commit is contained in:
Geza Lore
2022-09-21 13:56:03 +01:00
parent 0a8cfb8d2c
commit ce03293128
70 changed files with 1386 additions and 1530 deletions
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src/V3Clock.cpp
+8 -8
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@@ -102,10 +102,10 @@ private:
AstVar* const newvarp = new AstVar(vscp->fileline(), VVarType::MODULETEMP, newvarname,
VFlagLogicPacked{}, 1);
newvarp->noReset(true); // Reset by below assign
m_modp->addStmtp(newvarp);
m_modp->addStmtsp(newvarp);
AstVarScope* const newvscp = new AstVarScope(vscp->fileline(), m_scopep, newvarp);
vscp->user1p(newvscp);
m_scopep->addVarp(newvscp);
m_scopep->addVarsp(newvscp);
// Add init
AstNode* fromp = new AstVarRef(newvarp->fileline(), vscp, VAccess::READ);
if (v3Global.opt.xInitialEdge()) fromp = new AstNot(fromp->fileline(), fromp);
@@ -202,7 +202,7 @@ private:
funcp->slow(slow);
funcp->isConst(false);
funcp->declPrivate(true);
m_topScopep->scopep()->addActivep(funcp);
m_topScopep->scopep()->addBlocksp(funcp);
return funcp;
}
void splitCheck(AstCFunc* ofuncp) {
@@ -229,7 +229,7 @@ private:
funcp->isStatic(false);
funcp->isLoose(true);
funcp->slow(ofuncp->slow());
m_topScopep->scopep()->addActivep(funcp);
m_topScopep->scopep()->addBlocksp(funcp);
//
AstCCall* const callp = new AstCCall{funcp->fileline(), funcp};
ofuncp->addStmtsp(callp);
@@ -297,7 +297,7 @@ private:
m_scopep = nullptr;
}
void visit(AstNodeProcedure* nodep) override {
if (AstNode* const stmtsp = nodep->bodysp()) {
if (AstNode* const stmtsp = nodep->stmtsp()) {
stmtsp->unlinkFrBackWithNext();
nodep->addNextHere(stmtsp);
}
@@ -316,7 +316,7 @@ private:
// We could add another IF to detect posedges, and only increment if so.
// It's another whole branch though versus a potential memory miss.
// We'll go with the miss.
newp->addIfsp(new AstAssign(nodep->fileline(), changeWrp, origp->cloneTree(false)));
newp->addThensp(new AstAssign(nodep->fileline(), changeWrp, origp->cloneTree(false)));
nodep->replaceWith(newp);
VL_DO_DANGLING(nodep->deleteTree(), nodep);
}
@@ -367,7 +367,7 @@ private:
m_mtaskBodyp->addStmtsp(m_lastIfp);
}
// Move statements to if
m_lastIfp->addIfsp(stmtsp);
m_lastIfp->addThensp(stmtsp);
} else if (nodep->hasInitial() || nodep->hasSettle()) {
nodep->v3fatalSrc("MTask should not include initial/settle logic.");
} else {
@@ -393,7 +393,7 @@ private:
addToEvalLoop(m_lastIfp);
}
// Move statements to if
m_lastIfp->addIfsp(stmtsp);
m_lastIfp->addThensp(stmtsp);
} else if (nodep->hasInitial()) {
// Don't need to: clearLastSen();, as we're adding it to different cfunc
// Move statements to function