SmallPtrSet<Instruction *, 16> InstsInThisBlock;
/// \brief Keep track of the metadata nodes that have been checked already.
- SmallPtrSet<Metadata *, 32> MDNodes;
+ SmallPtrSet<const Metadata *, 32> MDNodes;
/// \brief The personality function referenced by the LandingPadInsts.
/// All LandingPadInsts within the same function must use the same
void visitAliaseeSubExpr(SmallPtrSetImpl<const GlobalAlias *> &Visited,
const GlobalAlias &A, const Constant &C);
void visitNamedMDNode(const NamedMDNode &NMD);
- void visitMDNode(MDNode &MD);
- void visitMetadataAsValue(MetadataAsValue &MD, Function *F);
- void visitValueAsMetadata(ValueAsMetadata &MD, Function *F);
+ void visitMDNode(const MDNode &MD);
+ void visitMetadataAsValue(const MetadataAsValue &MD, Function *F);
+ void visitValueAsMetadata(const ValueAsMetadata &MD, Function *F);
void visitComdat(const Comdat &C);
void visitModuleIdents(const Module &M);
void visitModuleFlags(const Module &M);
void visitBasicBlock(BasicBlock &BB);
void visitRangeMetadata(Instruction& I, MDNode* Range, Type* Ty);
+#define HANDLE_SPECIALIZED_MDNODE_LEAF(CLASS) void visit##CLASS(const CLASS &N);
+#include "llvm/IR/Metadata.def"
// InstVisitor overrides...
using InstVisitor<Verifier>::visit;
}
}
-void Verifier::visitMDNode(MDNode &MD) {
+void Verifier::visitMDNode(const MDNode &MD) {
// Only visit each node once. Metadata can be mutually recursive, so this
// avoids infinite recursion here, as well as being an optimization.
if (!MDNodes.insert(&MD).second)
return;
+ switch (MD.getMetadataID()) {
+ default:
+ llvm_unreachable("Invalid MDNode subclass");
+ case Metadata::MDTupleKind:
+ break;
+#define HANDLE_SPECIALIZED_MDNODE_LEAF(CLASS) \
+ case Metadata::CLASS##Kind: \
+ visit##CLASS(cast<CLASS>(MD)); \
+ break;
+#include "llvm/IR/Metadata.def"
+ }
+
for (unsigned i = 0, e = MD.getNumOperands(); i != e; ++i) {
Metadata *Op = MD.getOperand(i);
if (!Op)
Assert1(MD.isResolved(), "All nodes should be resolved!", &MD);
}
-void Verifier::visitValueAsMetadata(ValueAsMetadata &MD, Function *F) {
+void Verifier::visitValueAsMetadata(const ValueAsMetadata &MD, Function *F) {
Assert1(MD.getValue(), "Expected valid value", &MD);
Assert2(!MD.getValue()->getType()->isMetadataTy(),
"Unexpected metadata round-trip through values", &MD, MD.getValue());
Assert1(ActualF == F, "function-local metadata used in wrong function", L);
}
-void Verifier::visitMetadataAsValue(MetadataAsValue &MDV, Function *F) {
+void Verifier::visitMetadataAsValue(const MetadataAsValue &MDV, Function *F) {
Metadata *MD = MDV.getMetadata();
if (auto *N = dyn_cast<MDNode>(MD)) {
visitMDNode(*N);
visitValueAsMetadata(*V, F);
}
+void Verifier::visitMDLocation(const MDLocation &N) {
+ Assert1(N.getScope(), "location requires a valid scope", &N);
+ if (auto *IA = N.getInlinedAt())
+ Assert2(isa<MDLocation>(IA), "inlined-at should be a location", &N, IA);
+}
+
+void Verifier::visitGenericDebugNode(const GenericDebugNode &N) {
+ Assert1(N.getTag(), "invalid tag", &N);
+}
+
+void Verifier::visitMDSubrange(const MDSubrange &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_subrange_type, "invalid tag", &N);
+}
+
+void Verifier::visitMDEnumerator(const MDEnumerator &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_enumerator, "invalid tag", &N);
+}
+
+void Verifier::visitMDBasicType(const MDBasicType &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_base_type ||
+ N.getTag() == dwarf::DW_TAG_unspecified_type,
+ "invalid tag", &N);
+}
+
+void Verifier::visitMDDerivedType(const MDDerivedType &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_typedef ||
+ N.getTag() == dwarf::DW_TAG_pointer_type ||
+ N.getTag() == dwarf::DW_TAG_ptr_to_member_type ||
+ N.getTag() == dwarf::DW_TAG_reference_type ||
+ N.getTag() == dwarf::DW_TAG_rvalue_reference_type ||
+ N.getTag() == dwarf::DW_TAG_const_type ||
+ N.getTag() == dwarf::DW_TAG_volatile_type ||
+ N.getTag() == dwarf::DW_TAG_restrict_type ||
+ N.getTag() == dwarf::DW_TAG_member ||
+ N.getTag() == dwarf::DW_TAG_inheritance ||
+ N.getTag() == dwarf::DW_TAG_friend,
+ "invalid tag", &N);
+}
+
+void Verifier::visitMDCompositeType(const MDCompositeType &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_array_type ||
+ N.getTag() == dwarf::DW_TAG_structure_type ||
+ N.getTag() == dwarf::DW_TAG_union_type ||
+ N.getTag() == dwarf::DW_TAG_enumeration_type ||
+ N.getTag() == dwarf::DW_TAG_subroutine_type ||
+ N.getTag() == dwarf::DW_TAG_class_type,
+ "invalid tag", &N);
+}
+
+void Verifier::visitMDSubroutineType(const MDSubroutineType &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_subroutine_type, "invalid tag", &N);
+}
+
+void Verifier::visitMDFile(const MDFile &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_file_type, "invalid tag", &N);
+}
+
+void Verifier::visitMDCompileUnit(const MDCompileUnit &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_compile_unit, "invalid tag", &N);
+}
+
+void Verifier::visitMDSubprogram(const MDSubprogram &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_subprogram, "invalid tag", &N);
+}
+
+void Verifier::visitMDLexicalBlock(const MDLexicalBlock &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_lexical_block, "invalid tag", &N);
+}
+
+void Verifier::visitMDLexicalBlockFile(const MDLexicalBlockFile &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_lexical_block, "invalid tag", &N);
+}
+
+void Verifier::visitMDNamespace(const MDNamespace &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_namespace, "invalid tag", &N);
+}
+
+void Verifier::visitMDTemplateTypeParameter(const MDTemplateTypeParameter &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_template_type_parameter, "invalid tag",
+ &N);
+}
+
+void Verifier::visitMDTemplateValueParameter(
+ const MDTemplateValueParameter &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_template_value_parameter ||
+ N.getTag() == dwarf::DW_TAG_GNU_template_template_param ||
+ N.getTag() == dwarf::DW_TAG_GNU_template_parameter_pack,
+ "invalid tag", &N);
+}
+
+void Verifier::visitMDGlobalVariable(const MDGlobalVariable &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_variable, "invalid tag", &N);
+}
+
+void Verifier::visitMDLocalVariable(const MDLocalVariable &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_auto_variable ||
+ N.getTag() == dwarf::DW_TAG_arg_variable,
+ "invalid tag", &N);
+}
+
+void Verifier::visitMDExpression(const MDExpression &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_expression, "invalid tag", &N);
+}
+
+void Verifier::visitMDObjCProperty(const MDObjCProperty &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_APPLE_property, "invalid tag", &N);
+}
+
+void Verifier::visitMDImportedEntity(const MDImportedEntity &N) {
+ Assert1(N.getTag() == dwarf::DW_TAG_imported_module ||
+ N.getTag() == dwarf::DW_TAG_imported_declaration,
+ "invalid tag", &N);
+}
+
void Verifier::visitComdat(const Comdat &C) {
// All Comdat::SelectionKind values other than Comdat::Any require a
// GlobalValue with the same name as the Comdat.
const MDNode *N = Idents->getOperand(i);
Assert1(N->getNumOperands() == 1,
"incorrect number of operands in llvm.ident metadata", N);
- Assert1(isa<MDString>(N->getOperand(0)),
+ Assert1(dyn_cast_or_null<MDString>(N->getOperand(0)),
("invalid value for llvm.ident metadata entry operand"
"(the operand should be a string)"),
N->getOperand(0));
Module::ModFlagBehavior MFB;
if (!Module::isValidModFlagBehavior(Op->getOperand(0), MFB)) {
Assert1(
- mdconst::dyn_extract<ConstantInt>(Op->getOperand(0)),
+ mdconst::dyn_extract_or_null<ConstantInt>(Op->getOperand(0)),
"invalid behavior operand in module flag (expected constant integer)",
Op->getOperand(0));
Assert1(false,
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