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-rw-r--r--llvm/utils/TableGen/Basic/DirectiveEmitter.cpp6
-rw-r--r--llvm/utils/TableGen/Basic/RISCVTargetDefEmitter.cpp28
-rw-r--r--llvm/utils/TableGen/Basic/RuntimeLibcallsEmitter.cpp31
3 files changed, 48 insertions, 17 deletions
diff --git a/llvm/utils/TableGen/Basic/DirectiveEmitter.cpp b/llvm/utils/TableGen/Basic/DirectiveEmitter.cpp
index b4d816e..3c6ff11 100644
--- a/llvm/utils/TableGen/Basic/DirectiveEmitter.cpp
+++ b/llvm/utils/TableGen/Basic/DirectiveEmitter.cpp
@@ -266,10 +266,9 @@ static void emitDirectivesDecl(const RecordKeeper &Records, raw_ostream &OS) {
return;
StringRef Lang = DirLang.getName();
+ IncludeGuardEmitter IncGuard(OS, (Twine("LLVM_") + Lang + "_INC").str());
- OS << "#ifndef LLVM_" << Lang << "_INC\n";
- OS << "#define LLVM_" << Lang << "_INC\n";
- OS << "\n#include \"llvm/ADT/ArrayRef.h\"\n";
+ OS << "#include \"llvm/ADT/ArrayRef.h\"\n";
if (DirLang.hasEnableBitmaskEnumInNamespace())
OS << "#include \"llvm/ADT/BitmaskEnum.h\"\n";
@@ -370,7 +369,6 @@ static void emitDirectivesDecl(const RecordKeeper &Records, raw_ostream &OS) {
OS << "};\n";
}
LlvmNS.close();
- OS << "#endif // LLVM_" << Lang << "_INC\n";
}
// Given a list of spellings (for a given clause/directive), order them
diff --git a/llvm/utils/TableGen/Basic/RISCVTargetDefEmitter.cpp b/llvm/utils/TableGen/Basic/RISCVTargetDefEmitter.cpp
index df14c77..f795937 100644
--- a/llvm/utils/TableGen/Basic/RISCVTargetDefEmitter.cpp
+++ b/llvm/utils/TableGen/Basic/RISCVTargetDefEmitter.cpp
@@ -68,13 +68,14 @@ static void emitRISCVExtensions(const RecordKeeper &Records, raw_ostream &OS) {
if (!Extensions.empty()) {
OS << "\nstatic constexpr ImpliedExtsEntry ImpliedExts[] = {\n";
for (const Record *Ext : Extensions) {
- auto ImpliesList = Ext->getValueAsListOfDefs("Implies");
+ std::vector<const Record *> ImpliesList =
+ Ext->getValueAsListOfDefs("Implies");
if (ImpliesList.empty())
continue;
StringRef Name = getExtensionName(Ext);
- for (auto *ImpliedExt : ImpliesList) {
+ for (const Record *ImpliedExt : ImpliesList) {
if (!ImpliedExt->isSubClassOf("RISCVExtension"))
continue;
@@ -150,11 +151,12 @@ static void emitRISCVProfiles(const RecordKeeper &Records, raw_ostream &OS) {
OS << "#ifdef GET_SUPPORTED_PROFILES\n";
OS << "#undef GET_SUPPORTED_PROFILES\n\n";
- auto Profiles = Records.getAllDerivedDefinitionsIfDefined("RISCVProfile");
+ ArrayRef<const Record *> Profiles =
+ Records.getAllDerivedDefinitionsIfDefined("RISCVProfile");
if (!Profiles.empty()) {
printProfileTable(OS, Profiles, /*Experimental=*/false);
- bool HasExperimentalProfiles = any_of(Profiles, [&](auto &Rec) {
+ bool HasExperimentalProfiles = any_of(Profiles, [&](const Record *Rec) {
return Rec->getValueAsBit("Experimental");
});
if (HasExperimentalProfiles)
@@ -173,15 +175,17 @@ static void emitRISCVProcs(const RecordKeeper &RK, raw_ostream &OS) {
// Iterate on all definition records.
for (const Record *Rec :
RK.getAllDerivedDefinitionsIfDefined("RISCVProcessorModel")) {
- const std::vector<const Record *> &Features =
+ std::vector<const Record *> Features =
Rec->getValueAsListOfDefs("Features");
- bool FastScalarUnalignedAccess = any_of(Features, [&](auto &Feature) {
- return Feature->getValueAsString("Name") == "unaligned-scalar-mem";
- });
-
- bool FastVectorUnalignedAccess = any_of(Features, [&](auto &Feature) {
- return Feature->getValueAsString("Name") == "unaligned-vector-mem";
- });
+ bool FastScalarUnalignedAccess =
+ any_of(Features, [&](const Record *Feature) {
+ return Feature->getValueAsString("Name") == "unaligned-scalar-mem";
+ });
+
+ bool FastVectorUnalignedAccess =
+ any_of(Features, [&](const Record *Feature) {
+ return Feature->getValueAsString("Name") == "unaligned-vector-mem";
+ });
OS << "PROC(" << Rec->getName() << ", {\"" << Rec->getValueAsString("Name")
<< "\"}, {\"";
diff --git a/llvm/utils/TableGen/Basic/RuntimeLibcallsEmitter.cpp b/llvm/utils/TableGen/Basic/RuntimeLibcallsEmitter.cpp
index 10f0213..3938d39 100644
--- a/llvm/utils/TableGen/Basic/RuntimeLibcallsEmitter.cpp
+++ b/llvm/utils/TableGen/Basic/RuntimeLibcallsEmitter.cpp
@@ -588,7 +588,12 @@ void RuntimeLibcallEmitter::emitSystemRuntimeLibrarySetCalls(
PredicateSorter.insert(
PredicateWithCC()); // No predicate or CC override first.
+ constexpr unsigned BitsPerStorageElt = 64;
DenseMap<PredicateWithCC, LibcallsWithCC> Pred2Funcs;
+
+ SmallVector<uint64_t, 32> BitsetValues(
+ divideCeil(RuntimeLibcallImplDefList.size() + 1, BitsPerStorageElt));
+
for (const Record *Elt : *Elements) {
const RuntimeLibcallImpl *LibCallImpl = getRuntimeLibcallImpl(Elt);
if (!LibCallImpl) {
@@ -597,16 +602,24 @@ void RuntimeLibcallEmitter::emitSystemRuntimeLibrarySetCalls(
continue;
}
+ size_t BitIdx = LibCallImpl->getEnumVal();
+ uint64_t BitmaskVal = uint64_t(1) << (BitIdx % BitsPerStorageElt);
+ size_t BitsetIdx = BitIdx / BitsPerStorageElt;
+
auto It = Func2Preds.find(LibCallImpl);
if (It == Func2Preds.end()) {
+ BitsetValues[BitsetIdx] |= BitmaskVal;
Pred2Funcs[PredicateWithCC()].LibcallImpls.push_back(LibCallImpl);
continue;
}
for (const Record *Pred : It->second.first) {
const Record *CC = It->second.second;
- PredicateWithCC Key(Pred, CC);
+ AvailabilityPredicate SubsetPredicate(Pred);
+ if (SubsetPredicate.isAlwaysAvailable())
+ BitsetValues[BitsetIdx] |= BitmaskVal;
+ PredicateWithCC Key(Pred, CC);
auto &Entry = Pred2Funcs[Key];
Entry.LibcallImpls.push_back(LibCallImpl);
Entry.CallingConv = It->second.second;
@@ -614,6 +627,22 @@ void RuntimeLibcallEmitter::emitSystemRuntimeLibrarySetCalls(
}
}
+ OS << " static constexpr LibcallImplBitset SystemAvailableImpls({\n"
+ << indent(6);
+
+ ListSeparator LS;
+ unsigned EntryCount = 0;
+ for (uint64_t Bits : BitsetValues) {
+ if (EntryCount++ == 4) {
+ EntryCount = 1;
+ OS << ",\n" << indent(6);
+ } else
+ OS << LS;
+ OS << format_hex(Bits, 16);
+ }
+ OS << "\n });\n"
+ " AvailableLibcallImpls = SystemAvailableImpls;\n\n";
+
SmallVector<PredicateWithCC, 0> SortedPredicates =
PredicateSorter.takeVector();
generated by cgit v1.1 at 2025-10-18 22:04:46 +0000