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[Tools] Teach swiftdt how to retrieve ObjC class names.

Browse Source 
rdar://problem/55481578
This commit is contained in:
Mike Ash
2020-02-05 12:01:36 -05:00
committed by Ben Cohen
parent 98c2a35d77
commit 0ddbd84841
1 changed files with 25 additions and 14 deletions
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39
include/swift/Reflection/ReflectionContext.h
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@@ -802,28 +802,39 @@ public:
}
}
std::string getNameOfMetadataOrContextDescriptor(StoredPointer Ptr, Demangler &dem) {
auto TypeDemangled = readDemanglingForContextDescriptor(Ptr, dem);
if (TypeDemangled)
return mangleNode(TypeDemangled);
if (auto Metadata = readMetadata(Ptr)) {
if (auto ClassWrapper = dyn_cast<TargetObjCClassWrapperMetadata<Runtime>>(Metadata)) {
if (auto Class = ClassWrapper->Class) {
std::string Name;
bool success = readObjCClassName(Class, Name);
if (success)
return Name;
}
}
auto Desc = getTypeContextDescriptor(Metadata.getLocalBuffer());
TypeDemangled = readDemanglingForContextDescriptor(stripSignedPointer(Desc), dem);
if (TypeDemangled)
return mangleNode(TypeDemangled);
}
printf("Unable to get name of conformance type %#llx\n", Ptr);
return "";
}
void dumpConformanceNode(const struct ConformanceNode *Node) {
Demangler dem;
auto TypeDemangled = readDemanglingForContextDescriptor(Node->Type, dem);
if (!TypeDemangled) {
if (auto Metadata = readMetadata(Node->Type)) {
auto Desc = getTypeContextDescriptor(Metadata.getLocalBuffer());
TypeDemangled = readDemanglingForContextDescriptor(stripSignedPointer(Desc), dem);
}
}
auto TypeName = mangleNode(TypeDemangled);
auto TypeName = getNameOfMetadataOrContextDescriptor(Node->Type, dem);
auto ProtocolDemangled = readDemanglingForContextDescriptor(Node->Proto, dem);
auto ProtocolName = nodeToString(ProtocolDemangled);
if (!TypeDemangled) {
printf("Unable to dump a conformance to %s\n", ProtocolName.c_str());
} else {
printf("Conformance: %s: %s\n", TypeName.c_str(), ProtocolName.c_str());
}
printf("Conformance: %s: %s\n", TypeName.c_str(), ProtocolName.c_str());
}
void dumpConformanceTree(StoredPointer NodePtr) {