https://github.com/jurahul updated
https://github.com/llvm/llvm-project/pull/108209
>From df228c650d4816eacc5b20771d8be294ab8ee134 Mon Sep 17 00:00:00 2001
From: Rahul Joshi <rjo...@nvidia.com>
Date: Wed, 11 Sep 2024 05:28:22 -0700
Subject: [PATCH] [clangl[TableGen] Change Diagnostic Emitter to use const
RecordKeeper
---
.../TableGen/ClangDiagnosticsEmitter.cpp | 98 ++++++++++---------
clang/utils/TableGen/TableGenBackends.h | 12 ++-
2 files changed, 59 insertions(+), 51 deletions(-)
diff --git a/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp
b/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp
index 6ca24a8c74b2ff..773668caa75747 100644
--- a/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp
+++ b/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp
@@ -39,12 +39,13 @@ using namespace llvm;
namespace {
class DiagGroupParentMap {
- RecordKeeper &Records;
- std::map<const Record*, std::vector<Record*> > Mapping;
+ const RecordKeeper &Records;
+ std::map<const Record *, std::vector<const Record *>> Mapping;
+
public:
- DiagGroupParentMap(RecordKeeper &records) : Records(records) {
- std::vector<Record*> DiagGroups
- = Records.getAllDerivedDefinitions("DiagGroup");
+ DiagGroupParentMap(const RecordKeeper &records) : Records(records) {
+ ArrayRef<const Record *> DiagGroups =
+ Records.getAllDerivedDefinitions("DiagGroup");
for (unsigned i = 0, e = DiagGroups.size(); i != e; ++i) {
std::vector<Record*> SubGroups =
DiagGroups[i]->getValueAsListOfDefs("SubGroups");
@@ -53,7 +54,7 @@ class DiagGroupParentMap {
}
}
- const std::vector<Record*> &getParents(const Record *Group) {
+ const std::vector<const Record *> &getParents(const Record *Group) {
return Mapping[Group];
}
};
@@ -68,7 +69,8 @@ getCategoryFromDiagGroup(const Record *Group,
// The diag group may the subgroup of one or more other diagnostic groups,
// check these for a category as well.
- const std::vector<Record*> &Parents = DiagGroupParents.getParents(Group);
+ const std::vector<const Record *> &Parents =
+ DiagGroupParents.getParents(Group);
for (unsigned i = 0, e = Parents.size(); i != e; ++i) {
CatName = getCategoryFromDiagGroup(Parents[i], DiagGroupParents);
if (!CatName.empty()) return CatName;
@@ -94,19 +96,19 @@ static std::string getDiagnosticCategory(const Record *R,
namespace {
class DiagCategoryIDMap {
- RecordKeeper &Records;
+ const RecordKeeper &Records;
StringMap<unsigned> CategoryIDs;
std::vector<std::string> CategoryStrings;
public:
- DiagCategoryIDMap(RecordKeeper &records) : Records(records) {
+ DiagCategoryIDMap(const RecordKeeper &records) : Records(records) {
DiagGroupParentMap ParentInfo(Records);
// The zero'th category is "".
CategoryStrings.push_back("");
CategoryIDs[""] = 0;
- std::vector<Record*> Diags =
- Records.getAllDerivedDefinitions("Diagnostic");
+ ArrayRef<const Record *> Diags =
+ Records.getAllDerivedDefinitions("Diagnostic");
for (unsigned i = 0, e = Diags.size(); i != e; ++i) {
std::string Category = getDiagnosticCategory(Diags[i], ParentInfo);
if (Category.empty()) continue; // Skip diags with no category.
@@ -153,8 +155,8 @@ static bool diagGroupBeforeByName(const Record *LHS, const
Record *RHS) {
/// Invert the 1-[0/1] mapping of diags to group into a one to many
/// mapping of groups to diags in the group.
-static void groupDiagnostics(const std::vector<Record*> &Diags,
- const std::vector<Record*> &DiagGroups,
+static void groupDiagnostics(ArrayRef<const Record *> Diags,
+ ArrayRef<const Record *> DiagGroups,
std::map<std::string, GroupInfo> &DiagsInGroup) {
for (unsigned i = 0, e = Diags.size(); i != e; ++i) {
@@ -172,7 +174,7 @@ static void groupDiagnostics(const std::vector<Record*>
&Diags,
// Add all DiagGroup's to the DiagsInGroup list to make sure we pick up empty
// groups (these are warnings that GCC supports that clang never produces).
for (unsigned i = 0, e = DiagGroups.size(); i != e; ++i) {
- Record *Group = DiagGroups[i];
+ const Record *Group = DiagGroups[i];
GroupInfo &GI =
DiagsInGroup[std::string(Group->getValueAsString("GroupName"))];
GI.GroupName = Group->getName();
@@ -255,20 +257,18 @@ class InferPedantic {
GMap;
DiagGroupParentMap &DiagGroupParents;
- const std::vector<Record*> &Diags;
- const std::vector<Record*> DiagGroups;
+ ArrayRef<const Record *> Diags;
+ const std::vector<const Record *> DiagGroups;
std::map<std::string, GroupInfo> &DiagsInGroup;
llvm::DenseSet<const Record*> DiagsSet;
GMap GroupCount;
public:
InferPedantic(DiagGroupParentMap &DiagGroupParents,
- const std::vector<Record*> &Diags,
- const std::vector<Record*> &DiagGroups,
+ ArrayRef<const Record *> Diags,
+ ArrayRef<const Record *> DiagGroups,
std::map<std::string, GroupInfo> &DiagsInGroup)
- : DiagGroupParents(DiagGroupParents),
- Diags(Diags),
- DiagGroups(DiagGroups),
- DiagsInGroup(DiagsInGroup) {}
+ : DiagGroupParents(DiagGroupParents), Diags(Diags),
+ DiagGroups(DiagGroups), DiagsInGroup(DiagsInGroup) {}
/// Compute the set of diagnostics and groups that are immediately
/// in -Wpedantic.
@@ -302,7 +302,8 @@ bool InferPedantic::isSubGroupOfGroup(const Record *Group,
if (GName == GroupName)
return true;
- const std::vector<Record*> &Parents = DiagGroupParents.getParents(Group);
+ const std::vector<const Record *> &Parents =
+ DiagGroupParents.getParents(Group);
for (unsigned i = 0, e = Parents.size(); i != e; ++i)
if (isSubGroupOfGroup(Parents[i], GName))
return true;
@@ -347,7 +348,8 @@ void InferPedantic::markGroup(const Record *Group) {
// group's count is equal to the number of subgroups and diagnostics in
// that group, we can safely add this group to -Wpedantic.
if (groupInPedantic(Group, /* increment */ true)) {
- const std::vector<Record*> &Parents = DiagGroupParents.getParents(Group);
+ const std::vector<const Record *> &Parents =
+ DiagGroupParents.getParents(Group);
for (unsigned i = 0, e = Parents.size(); i != e; ++i)
markGroup(Parents[i]);
}
@@ -359,7 +361,7 @@ void InferPedantic::compute(VecOrSet DiagsInPedantic,
// "pedantic" group. For those that aren't explicitly included in
-Wpedantic,
// mark them for consideration to be included in -Wpedantic directly.
for (unsigned i = 0, e = Diags.size(); i != e; ++i) {
- Record *R = Diags[i];
+ const Record *R = Diags[i];
if (isExtension(R) && isOffByDefault(R)) {
DiagsSet.insert(R);
if (DefInit *Group = dyn_cast<DefInit>(R->getValueInit("Group"))) {
@@ -375,7 +377,7 @@ void InferPedantic::compute(VecOrSet DiagsInPedantic,
// march through Diags a second time to ensure the results are emitted
// in deterministic order.
for (unsigned i = 0, e = Diags.size(); i != e; ++i) {
- Record *R = Diags[i];
+ const Record *R = Diags[i];
if (!DiagsSet.count(R))
continue;
// Check if the group is implicitly in -Wpedantic. If so,
@@ -401,13 +403,14 @@ void InferPedantic::compute(VecOrSet DiagsInPedantic,
// march through the groups to ensure the results are emitted
/// in a deterministc order.
for (unsigned i = 0, ei = DiagGroups.size(); i != ei; ++i) {
- Record *Group = DiagGroups[i];
+ const Record *Group = DiagGroups[i];
if (!groupInPedantic(Group))
continue;
- const std::vector<Record*> &Parents = DiagGroupParents.getParents(Group);
- bool AllParentsInPedantic =
- llvm::all_of(Parents, [&](Record *R) { return groupInPedantic(R); });
+ const std::vector<const Record *> &Parents =
+ DiagGroupParents.getParents(Group);
+ bool AllParentsInPedantic = llvm::all_of(
+ Parents, [&](const Record *R) { return groupInPedantic(R); });
// If all the parents are in -Wpedantic, this means that this diagnostic
// group will be indirectly included by -Wpedantic already. In that
// case, do not add it directly to -Wpedantic. If the group has no
@@ -583,7 +586,7 @@ struct DiagnosticTextBuilder {
DiagnosticTextBuilder(DiagnosticTextBuilder const &) = delete;
DiagnosticTextBuilder &operator=(DiagnosticTextBuilder const &) = delete;
- DiagnosticTextBuilder(RecordKeeper &Records) {
+ DiagnosticTextBuilder(const RecordKeeper &Records) {
// Build up the list of substitution records.
for (auto *S : Records.getAllDerivedDefinitions("TextSubstitution")) {
EvaluatingRecordGuard Guard(&EvaluatingRecord, S);
@@ -593,7 +596,7 @@ struct DiagnosticTextBuilder {
// Check that no diagnostic definitions have the same name as a
// substitution.
- for (Record *Diag : Records.getAllDerivedDefinitions("Diagnostic")) {
+ for (const Record *Diag : Records.getAllDerivedDefinitions("Diagnostic")) {
StringRef Name = Diag->getName();
if (Substitutions.count(Name))
llvm::PrintFatalError(
@@ -1407,7 +1410,7 @@ static void verifyDiagnosticWording(const Record &Diag) {
/// ClangDiagsDefsEmitter - The top-level class emits .def files containing
/// declarations of Clang diagnostics.
-void clang::EmitClangDiagsDefs(RecordKeeper &Records, raw_ostream &OS,
+void clang::EmitClangDiagsDefs(const RecordKeeper &Records, raw_ostream &OS,
const std::string &Component) {
// Write the #if guard
if (!Component.empty()) {
@@ -1421,10 +1424,11 @@ void clang::EmitClangDiagsDefs(RecordKeeper &Records,
raw_ostream &OS,
DiagnosticTextBuilder DiagTextBuilder(Records);
- std::vector<Record *> Diags = Records.getAllDerivedDefinitions("Diagnostic");
+ ArrayRef<const Record *> Diags =
+ Records.getAllDerivedDefinitions("Diagnostic");
- std::vector<Record*> DiagGroups
- = Records.getAllDerivedDefinitions("DiagGroup");
+ ArrayRef<const Record *> DiagGroups =
+ Records.getAllDerivedDefinitions("DiagGroup");
std::map<std::string, GroupInfo> DiagsInGroup;
groupDiagnostics(Diags, DiagGroups, DiagsInGroup);
@@ -1764,7 +1768,7 @@ static void emitDiagTable(std::map<std::string,
GroupInfo> &DiagsInGroup,
/// CATEGORY("Lambda Issue", DiagCat_Lambda_Issue)
/// #endif
/// \endcode
-static void emitCategoryTable(RecordKeeper &Records, raw_ostream &OS) {
+static void emitCategoryTable(const RecordKeeper &Records, raw_ostream &OS) {
DiagCategoryIDMap CategoriesByID(Records);
OS << "\n#ifdef GET_CATEGORY_TABLE\n";
for (auto const &C : CategoriesByID)
@@ -1772,13 +1776,14 @@ static void emitCategoryTable(RecordKeeper &Records,
raw_ostream &OS) {
OS << "#endif // GET_CATEGORY_TABLE\n\n";
}
-void clang::EmitClangDiagGroups(RecordKeeper &Records, raw_ostream &OS) {
+void clang::EmitClangDiagGroups(const RecordKeeper &Records, raw_ostream &OS) {
// Compute a mapping from a DiagGroup to all of its parents.
DiagGroupParentMap DGParentMap(Records);
- std::vector<Record *> Diags = Records.getAllDerivedDefinitions("Diagnostic");
+ ArrayRef<const Record *> Diags =
+ Records.getAllDerivedDefinitions("Diagnostic");
- std::vector<Record *> DiagGroups =
+ ArrayRef<const Record *> DiagGroups =
Records.getAllDerivedDefinitions("DiagGroup");
std::map<std::string, GroupInfo> DiagsInGroup;
@@ -1824,9 +1829,10 @@ struct RecordIndexElement
};
} // end anonymous namespace.
-void clang::EmitClangDiagsIndexName(RecordKeeper &Records, raw_ostream &OS) {
- const std::vector<Record*> &Diags =
- Records.getAllDerivedDefinitions("Diagnostic");
+void clang::EmitClangDiagsIndexName(const RecordKeeper &Records,
+ raw_ostream &OS) {
+ ArrayRef<const Record *> Diags =
+ Records.getAllDerivedDefinitions("Diagnostic");
std::vector<RecordIndexElement> Index;
Index.reserve(Diags.size());
@@ -1915,7 +1921,7 @@ void writeDiagnosticText(DiagnosticTextBuilder &Builder,
const Record *R,
} // namespace
} // namespace docs
-void clang::EmitClangDiagDocs(RecordKeeper &Records, raw_ostream &OS) {
+void clang::EmitClangDiagDocs(const RecordKeeper &Records, raw_ostream &OS) {
using namespace docs;
// Get the documentation introduction paragraph.
@@ -1930,10 +1936,10 @@ void clang::EmitClangDiagDocs(RecordKeeper &Records,
raw_ostream &OS) {
DiagnosticTextBuilder Builder(Records);
- std::vector<Record*> Diags =
+ ArrayRef<const Record *> Diags =
Records.getAllDerivedDefinitions("Diagnostic");
- std::vector<Record*> DiagGroups =
+ std::vector<const Record *> DiagGroups =
Records.getAllDerivedDefinitions("DiagGroup");
llvm::sort(DiagGroups, diagGroupBeforeByName);
diff --git a/clang/utils/TableGen/TableGenBackends.h
b/clang/utils/TableGen/TableGenBackends.h
index fe55ef2f423afe..6b8d7f82ec9845 100644
--- a/clang/utils/TableGen/TableGenBackends.h
+++ b/clang/utils/TableGen/TableGenBackends.h
@@ -76,10 +76,11 @@ void EmitClangAttrDocTable(llvm::RecordKeeper &Records,
llvm::raw_ostream &OS);
void EmitClangBuiltins(const llvm::RecordKeeper &Records,
llvm::raw_ostream &OS);
-void EmitClangDiagsDefs(llvm::RecordKeeper &Records, llvm::raw_ostream &OS,
- const std::string &Component);
-void EmitClangDiagGroups(llvm::RecordKeeper &Records, llvm::raw_ostream &OS);
-void EmitClangDiagsIndexName(llvm::RecordKeeper &Records,
+void EmitClangDiagsDefs(const llvm::RecordKeeper &Records,
+ llvm::raw_ostream &OS, const std::string &Component);
+void EmitClangDiagGroups(const llvm::RecordKeeper &Records,
+ llvm::raw_ostream &OS);
+void EmitClangDiagsIndexName(const llvm::RecordKeeper &Records,
llvm::raw_ostream &OS);
void EmitClangSACheckers(llvm::RecordKeeper &Records, llvm::raw_ostream &OS);
@@ -142,7 +143,8 @@ void EmitCdeBuiltinCG(llvm::RecordKeeper &Records,
llvm::raw_ostream &OS);
void EmitCdeBuiltinAliases(llvm::RecordKeeper &Records, llvm::raw_ostream &OS);
void EmitClangAttrDocs(llvm::RecordKeeper &Records, llvm::raw_ostream &OS);
-void EmitClangDiagDocs(llvm::RecordKeeper &Records, llvm::raw_ostream &OS);
+void EmitClangDiagDocs(const llvm::RecordKeeper &Records,
+ llvm::raw_ostream &OS);
void EmitClangOptDocs(const llvm::RecordKeeper &Records, llvm::raw_ostream
&OS);
void EmitClangOpenCLBuiltins(const llvm::RecordKeeper &Records,
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