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Support s_eventually (#7291) (#7508)

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This commit is contained in:
Bartłomiej Chmiel
2026-05-04 09:57:03 -04:00
committed by GitHub
parent bc1acc8aa3
commit 4e349971d3
44 changed files with 717 additions and 261 deletions
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src/V3LinkJump.cpp
+18 -23
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@@ -161,12 +161,6 @@ class LinkJumpVisitor final : public VNVisitor {
if (AstNode* const refp = nodep->op4p()) addPrefixToBlocksRecurse(prefix, refp);
if (AstNode* const refp = nodep->nextp()) addPrefixToBlocksRecurse(prefix, refp);
}
static AstNode* getMemberp(const AstNodeModule* const nodep, const std::string& name) {
for (AstNode* itemp = nodep->stmtsp(); itemp; itemp = itemp->nextp()) {
if (itemp->name() == name) return itemp;
}
return nullptr;
}
bool existsBlockAbove(const std::string& name) const {
for (const AstNodeBlock* const stackp : vlstd::reverse_view(m_blockStack)) {
if (stackp->name() == name) return true;
@@ -175,14 +169,11 @@ class LinkJumpVisitor final : public VNVisitor {
}
static AstStmtExpr* getQueuePushProcessSelfp(AstVarRef* const queueRefp) {
// Constructs queue.push_back(std::process::self()) statement
FileLine* const fl = queueRefp->fileline();
AstClass* const processClassp
= VN_AS(getMemberp(v3Global.rootp()->stdPackagep(), "process"), Class);
AstFunc* const selfMethodp = VN_AS(getMemberp(processClassp, "self"), Func);
AstFuncRef* const processSelfp = new AstFuncRef{fl, selfMethodp};
processSelfp->classOrPackagep(processClassp);
FileLine* const flp = queueRefp->fileline();
return new AstStmtExpr{
fl, new AstMethodCall{fl, queueRefp, "push_back", new AstArg{fl, "", processSelfp}}};
flp,
new AstMethodCall{flp, queueRefp, "push_back",
new AstArg{flp, "", v3Global.rootp()->stdPackageProcessSelfp(flp)}}};
}
static AstStmtExpr* getQueuePushProcessSelfp(FileLine* const fl, AstVar* const processQueuep) {
AstPackage* const topPkgp = v3Global.rootp()->dollarUnitPkgAddp();
@@ -192,13 +183,18 @@ class LinkJumpVisitor final : public VNVisitor {
}
static AstStmtExpr* getQueueKillStmtp(FileLine* const fl, AstVar* const processQueuep) {
AstPackage* const topPkgp = v3Global.rootp()->dollarUnitPkgAddp();
AstClass* const processClassp
= VN_AS(getMemberp(v3Global.rootp()->stdPackagep(), "process"), Class);
AstVarRef* const queueRefp = new AstVarRef{fl, topPkgp, processQueuep, VAccess::READWRITE};
AstTaskRef* const killQueueCall
= new AstTaskRef{fl, VN_AS(getMemberp(processClassp, "killQueue"), Task),
new AstArg{fl, "", queueRefp}};
killQueueCall->classOrPackagep(processClassp);
AstTaskRef* killQueueCall = nullptr;
for (AstNode* itemp = v3Global.rootp()->stdPackageClassp()->stmtsp(); itemp;
itemp = itemp->nextp()) {
if (itemp->name() == "killQueue") {
killQueueCall
= new AstTaskRef{fl, VN_AS(itemp, Task), new AstArg{fl, "", queueRefp}};
break;
}
}
UASSERT(killQueueCall, "Should be found");
killQueueCall->classOrPackagep(v3Global.rootp()->stdPackageClassp());
return new AstStmtExpr{fl, killQueueCall};
}
static void prependStmtsp(AstNodeFTask* const nodep, AstNode* const stmtp) {
@@ -238,12 +234,11 @@ class LinkJumpVisitor final : public VNVisitor {
}
AstVar* getProcessQueuep(AstNode* const nodep, FileLine* const fl) {
AstPackage* const topPkgp = v3Global.rootp()->dollarUnitPkgAddp();
AstClass* const processClassp
= VN_AS(getMemberp(v3Global.rootp()->stdPackagep(), "process"), Class);
AstVar* const processQueuep = new AstVar{
fl, VVarType::VAR, m_queueNames.get(nodep->name()), VFlagChildDType{},
new AstQueueDType{fl, VFlagChildDType{},
new AstClassRefDType{fl, processClassp, nullptr}, nullptr}};
new AstQueueDType{
fl, VFlagChildDType{},
new AstClassRefDType{fl, v3Global.rootp()->stdPackageClassp(), nullptr}, nullptr}};
processQueuep->lifetime(VLifetime::STATIC_EXPLICIT);
processQueuep->processQueue(true);
topPkgp->addStmtsp(processQueuep);