Wrapper helper (#1799)

* [WRAPPERHELPER] Added wrapperhelper v0.1, tested on libc

* [WRAPPED] Removed updates to libc from this branch

* [WRAPPERHELPER] Removed GPL header and added modified LGPL header, added notes about licensing issues

1 files changed, 0 insertions, 458 deletions

diff --git a/LLVMprivateGenerator/main.cpp b/LLVMprivateGenerator/main.cpp
deleted file mode 100644
index fe070cb0..00000000
--- a/LLVMprivateGenerator/main.cpp
+++ /dev/null
@@ -1,458 +0,0 @@
-#include <algorithm>
-#include <fstream>
-#include <iostream>
-#include <numeric>
-#include <unordered_map>
-#include <utility>
-#include <vector>
-
-#include <llvm/Support/raw_ostream.h>
-#include <clang/AST/ASTConsumer.h>
-#include <clang/AST/Decl.h>
-#include <clang/AST/Mangle.h>
-#include <clang/AST/PrettyPrinter.h>
-#include <clang/AST/RecursiveASTVisitor.h>
-#include <clang/Frontend/CompilerInstance.h>
-#include <clang/Frontend/FrontendActions.h>
-#include <clang/Tooling/CommonOptionsParser.h>
-#include <clang/Tooling/Tooling.h>
-
-clang::MangleContext *mangler = nullptr;
-
-std::unordered_map<std::string, std::pair<std::string, bool>> funMap;
-std::vector<std::string> funList;
-
-bool isTypeTrivial(const clang::QualType &q, const clang::QualType *qorig);
-clang::QualType getPointedType(const clang::QualType q) {
-	if (const clang::PointerType *p = q->getAs<clang::PointerType>())
-		return getPointedType(p->getPointeeType());
-	else if (const clang::ReferenceType *r = q->getAs<clang::ReferenceType>())
-		return getPointedType(r->getPointeeType());
-	else
-		return q;
-}
-
-std::string record2name(const clang::RecordDecl &q, const clang::QualType *qorig) {
-	std::string s = q.getNameAsString();
-	if (s == "") {
-		if (!qorig) return "????.!";
-		if (const clang::TypedefType *tt = (*qorig)->getAs<clang::TypedefType>()) {
-			// Typedef
-			if (clang::TypedefNameDecl *td = tt->getDecl()) {
-				return td->getNameAsString();
-			} else {
-				return "<typedef with no declaration>";
-			}
-		} else {
-			return std::string("<unknown type ") + (*qorig)->getTypeClassName() + ">";
-		}
-	} else {
-		return s;
-	}
-}
-
-char ptr2char(const std::string &str) __attribute__((const));
-const char *ptr2str(const std::string &str) __attribute__((const));
-char type2char(const clang::QualType &qual /* Canonical */, const clang::QualType *qorig) {
-	if (qual->isBuiltinType()) {
-		switch (static_cast<const clang::BuiltinType&>(*qual).getKind()) {
-		case clang::BuiltinType::Kind::Void:
-			return 'v';
-		case clang::BuiltinType::Kind::Bool:
-			return 'i';
-		case clang::BuiltinType::Kind::Char_U:
-			return 'C';
-		case clang::BuiltinType::Kind::Char_S:
-			return 'c';
-		case clang::BuiltinType::Kind::Char8:
-			return 'c';
-		case clang::BuiltinType::Kind::UChar:
-			return 'C';
-		case clang::BuiltinType::Kind::SChar:
-			return 'c';
-		case clang::BuiltinType::Kind::WChar_U:
-			return 'W';
-		case clang::BuiltinType::Kind::UShort:
-			return 'W';
-		case clang::BuiltinType::Kind::WChar_S:
-			return 'w';
-		case clang::BuiltinType::Kind::Char16:
-			return 'w';
-		case clang::BuiltinType::Kind::Short:
-			return 'w';
-		case clang::BuiltinType::Kind::UInt:
-			return 'u';
-		case clang::BuiltinType::Kind::Char32:
-			return 'i';
-		case clang::BuiltinType::Kind::Int:
-			return 'i';
-		case clang::BuiltinType::Kind::ULong:
-			return 'L';
-		case clang::BuiltinType::Kind::Long:
-			return 'l';
-		case clang::BuiltinType::Kind::ULongLong:
-			return 'U';
-		case clang::BuiltinType::Kind::LongLong:
-			return 'I';
-		case clang::BuiltinType::Kind::UInt128:
-			return 'H';
-		case clang::BuiltinType::Kind::Int128:
-			return 'H';
-		case clang::BuiltinType::Kind::Float:
-			return 'f';
-		case clang::BuiltinType::Kind::Double:
-			return 'd';
-		case clang::BuiltinType::Kind::LongDouble:
-			return 'D';
-		case clang::BuiltinType::Kind::NullPtr:
-			return 'p'; // nullptr_t
-		
-		case clang::BuiltinType::Kind::Half:
-		case clang::BuiltinType::Kind::BFloat16:
-		case clang::BuiltinType::Kind::ShortAccum:
-		case clang::BuiltinType::Kind::Accum:
-		case clang::BuiltinType::Kind::LongAccum:
-		case clang::BuiltinType::Kind::UShortAccum:
-		case clang::BuiltinType::Kind::UAccum:
-		case clang::BuiltinType::Kind::ULongAccum:
-		case clang::BuiltinType::Kind::ShortFract:
-		case clang::BuiltinType::Kind::Fract:
-		case clang::BuiltinType::Kind::LongFract:
-		case clang::BuiltinType::Kind::UShortFract:
-		case clang::BuiltinType::Kind::UFract:
-		case clang::BuiltinType::Kind::ULongFract:
-		case clang::BuiltinType::Kind::SatShortAccum:
-		case clang::BuiltinType::Kind::SatAccum:
-		case clang::BuiltinType::Kind::SatLongAccum:
-		case clang::BuiltinType::Kind::SatUShortAccum:
-		case clang::BuiltinType::Kind::SatUAccum:
-		case clang::BuiltinType::Kind::SatULongAccum:
-		case clang::BuiltinType::Kind::SatShortFract:
-		case clang::BuiltinType::Kind::SatFract:
-		case clang::BuiltinType::Kind::SatLongFract:
-		case clang::BuiltinType::Kind::SatUShortFract:
-		case clang::BuiltinType::Kind::SatUFract:
-		case clang::BuiltinType::Kind::SatULongFract:
-		case clang::BuiltinType::Kind::Float16:
-		case clang::BuiltinType::Kind::Float128:
-		case clang::BuiltinType::Kind::Overload:
-		case clang::BuiltinType::Kind::BoundMember:
-		case clang::BuiltinType::Kind::PseudoObject:
-		case clang::BuiltinType::Kind::Dependent:
-		case clang::BuiltinType::Kind::UnknownAny:
-		case clang::BuiltinType::Kind::ARCUnbridgedCast:
-		case clang::BuiltinType::Kind::BuiltinFn:
-		case clang::BuiltinType::Kind::ObjCId:
-		case clang::BuiltinType::Kind::ObjCClass:
-		case clang::BuiltinType::Kind::ObjCSel:
-#define IMAGE_TYPE(it, id, si, a, s) case clang::BuiltinType::Kind::id:
-#include <clang/Basic/OpenCLImageTypes.def>
-#undef IMAGE_TYPE
-		case clang::BuiltinType::Kind::OCLSampler:
-		case clang::BuiltinType::Kind::OCLEvent:
-		case clang::BuiltinType::Kind::OCLClkEvent:
-		case clang::BuiltinType::Kind::OCLQueue:
-		case clang::BuiltinType::Kind::OCLReserveID:
-		case clang::BuiltinType::Kind::IncompleteMatrixIdx:
-		case clang::BuiltinType::Kind::OMPArraySection:
-		case clang::BuiltinType::Kind::OMPArrayShaping:
-		case clang::BuiltinType::Kind::OMPIterator:
-#define EXT_OPAQUE_TYPE(et, id, e) case clang::BuiltinType::Kind::id:
-#include <clang/Basic/OpenCLExtensionTypes.def>
-#define SVE_TYPE(n, id, si) case clang::BuiltinType::Kind::id:
-#include <clang/Basic/AArch64SVEACLETypes.def>
-#define PPC_VECTOR_TYPE(n, id, s) case clang::BuiltinType::Kind::id:
-#include <clang/Basic/PPCTypes.def>
-#undef EXT_OPAQUE_TYPE
-#undef SVE_TYPE
-#undef PPC_VECTOR_TYPE
-			return '!';
-		default:
-			return ':';
-		}
-	} else if (qual->isEnumeralType()) {
-		const clang::EnumDecl *ed = qual->getAs<clang::EnumType>()->getDecl();
-		if (!ed) {
-			return 'i';
-		} else {
-			return type2char(ed->getIntegerType().getCanonicalType(), qorig);
-		}
-	} else if (qual->isFunctionPointerType()) {
-		return '@';
-	} else if (qual->isAnyPointerType() || qual->isReferenceType()) {
-		const clang::QualType &pointed = getPointedType(qual);
-		if (isTypeTrivial(pointed, qorig)) {
-			return 'p';
-		} else if (const clang::RecordType *rct = pointed->getAs<clang::RecordType>()) {
-			clang::RecordDecl *rc = rct->getDecl();
-			if (!rc) {
-				return '!';
-			} else if (!rc->isCompleteDefinition()) {
-				return 'p';
-			} else {
-				std::string str;
-				if (qorig) {
-					const clang::QualType qpted = getPointedType(*qorig);
-					str = record2name(*rc, &qpted);
-				} else {
-					str = record2name(*rc, nullptr);
-				}
-				char ret = ptr2char(str);
-				if (ret) return ret;
-				else {
-					return '!';
-				}
-			}
-		} else {
-			return '!';
-		}
-	} else if (const clang::RecordType *rct = qual->getAs<clang::RecordType>()) {
-		clang::RecordDecl *rc = rct->getDecl();
-		if (!rc) {
-			return '?';
-		} else if (rc->getNameAsString() == "__builtin_va_list") {
-			// va_list
-			return 'A';
-		} else {
-			return '?';
-		}
-	} else {
-		return '?';
-	}
-}
-bool isTypeTrivial(const clang::QualType &q, const clang::QualType *qorig) {
-	const char c = type2char(q, qorig);
-#define GO(chr) || (c == chr)
-	return (c == 'v')
-		GO('i') GO('u')
-		GO('I') GO('U')
-		GO('l') GO('L')
-		GO('f') GO('d')
-		GO('D') GO('K')
-		GO('0') GO('1')
-		GO('C') GO('c')
-		GO('W') GO('w')
-		GO('H')
-		GO('p');
-#undef GO
-}
-bool isTypeValid(const clang::QualType &q, const clang::QualType *qorig) {
-	const char c = type2char(q, qorig);
-	if (c == 'A') return false;
-	if (c == 'V') return false;
-	return ((c >= '0') && (c <= '9')) || ((c >= 'A') && (c <= 'Z')) || ((c >= 'a') && (c <= 'z'));
-}
-
-const std::string type2string(const clang::QualType &qual, const clang::QualType *qorig) {
-	if (qual->isBuiltinType()) {
-		return std::string("(builtin) ") + static_cast<const clang::BuiltinType&>(*qual).getName(clang::PrintingPolicy{{}}).data();
-	} else if (qual->isFunctionPointerType()) {
-		return "Callback (function pointer)";
-	} else if (qual->isAnyPointerType() || qual->isReferenceType()) {
-		std::string prefix = qual->isAnyPointerType() ? "Pointer to " : "Reference to ";
-		const clang::QualType &pointed = getPointedType(qual);
-		if (isTypeTrivial(pointed, qorig)) {
-			return prefix + "trivial object " + type2string(pointed, qorig) + " (" + type2char(pointed, qorig) + ")";
-		} else if (const clang::RecordType *rct = pointed->getAs<clang::RecordType>()) {
-			clang::RecordDecl *rc = rct->getDecl();
-			if (!rc) {
-				return prefix + "unknown record";
-			} else if (!rc->isCompleteDefinition()) {
-				return prefix + "incomplete record " + rc->getNameAsString();
-			} else {
-				std::string str;
-				if (qorig) {
-					const clang::QualType qpted = getPointedType(*qorig);
-					str = record2name(*rc, &qpted);
-				} else {
-					str = record2name(*rc, nullptr);
-				}
-				const char *ret = ptr2str(str);
-				if (ret[0] != '\0') {
-					return prefix + ret;
-				} else {
-					if (mangler && mangler->shouldMangleDeclName(rc)) {
-						std::string mangled;
-						{
-							llvm::raw_string_ostream strstr{mangled};
-							mangler->mangleName(rc, strstr);
-						}
-						return prefix + "unknown record " + str + " (=== " + mangled + ")";
-					} else {
-						return prefix + "unknown record " + str;
-					}
-				}
-			}
-		} else {
-			return prefix + "non-trivial or typedef'ed object " + type2string(pointed, qorig) + " (" + type2char(pointed, qorig) + ")";
-			//return "Pointer (maybe to callback)";
-		}
-	} else if (qual->isEnumeralType()) {
-		const clang::EnumDecl *ed = qual->getAs<clang::EnumType>()->getDecl();
-		if (!ed) {
-			return "Enumeration with unknown underlying integer type (assuming int)";
-		} else {
-			return "Enumeration with underlying type " + type2string(ed->getIntegerType().getCanonicalType(), nullptr);
-		}
-	} else if (const clang::RecordType *rct = qual->getAs<clang::RecordType>()) {
-		clang::RecordDecl *rc = rct->getDecl();
-		if (!rc) {
-			return "Unknown record";
-		} else if (rc->getNameAsString() == "__builtin_va_list") {
-			return "va_list";
-		} else {
-			return "Unknown record " + std::string(rc->getName().data());
-		}
-	} else {
-		return std::string("??? ") + qual->getTypeClassName();
-	}
-}
-
-class Visitor : public clang::RecursiveASTVisitor<Visitor> {
-public:
-	clang::ASTContext &context;
-	
-	bool shouldVisitTemplateInstantiations() const /* override */ { return true; }
-	
-	Visitor(clang::CompilerInstance &ci) : context(ci.getASTContext()) {
-		if (!mangler) {
-			mangler = clang::ItaniumMangleContext::create(context, ci.getDiagnostics());
-		}
-	}
-	
-	~Visitor() {
-		if (mangler) {
-			delete mangler;
-			mangler = nullptr;
-		}
-	}
-	
-	bool VisitDecl(clang::Decl *decl) /* override */ {
-		std::cerr << std::flush;
-		if (!decl) return true;
-		
-		if ((decl->getKind() >= clang::Decl::Kind::firstFunction) && (decl->getKind() <= clang::Decl::Kind::lastFunction)) {
-			clang::DeclaratorDecl *ddecl = static_cast<clang::DeclaratorDecl*>(decl);
-			std::cout << "Function detected!\n";
-			
-			std::string funName{ddecl->getName()};
-			
-			auto niceprint = [](const std::string &infotype, const auto &dat){ std::cout << "    " << infotype << ": " << dat << "\n"; };
-			niceprint("Function name", funName);
-			if (mangler && mangler->shouldMangleDeclName(ddecl)) {
-				std::string mangled;
-				{
-					llvm::raw_string_ostream strstr{mangled};
-					mangler->mangleName(ddecl, strstr);
-				}
-				niceprint("Function mangled name", mangled);
-				funName = std::move(mangled);
-			}
-			
-			bool valid;
-			std::string funTypeStr{""};
-			if (ddecl->getFunctionType()->isFunctionNoProtoType()) {
-				const clang::FunctionNoProtoType *funType = static_cast<const clang::FunctionNoProtoType*>(ddecl->getFunctionType());
-				const auto &retType = funType->getReturnType();
-				
-				niceprint("Function return type", type2string(retType, &retType));
-				niceprint("Canonical function return type",
-					type2string(retType.getCanonicalType(), &retType) +
-					" (" + type2char(retType.getCanonicalType(), &retType) + ")");
-				niceprint("Is sugared", funType->isSugared());
-				if (funType->isSugared()) {
-					clang::QualType qft{funType, 0};
-					niceprint("Desugared", type2string(funType->desugar(), &qft));
-				}
-				
-				funTypeStr = type2char(retType.getCanonicalType(), &retType) + std::string("Fv");
-				valid = isTypeValid(retType.getCanonicalType(), &retType);
-			} else {
-				const clang::FunctionProtoType *funType = static_cast<const clang::FunctionProtoType*>(ddecl->getFunctionType());
-				const auto &retType = funType->getReturnType();
-				
-				niceprint("Function return type", type2string(retType, &retType));
-				niceprint("Canonical function return type",
-					type2string(retType.getCanonicalType(), &retType)
-					+ " (" + type2char(retType.getCanonicalType(), &retType) + ")");
-				niceprint("Parameter count", funType->getNumParams());
-				for (const clang::QualType &type : funType->getParamTypes()) {
-					niceprint("  " + type2string(type, &type),
-						type2string(type.getCanonicalType(), &type) + " (" + type2char(type.getCanonicalType(), &type) + ")");
-				}
-				niceprint("Variadic function", funType->isVariadic() ? "yes" : "no");
-				
-				funTypeStr =
-					type2char(retType.getCanonicalType(), &retType) +
-					((funType->getNumParams() == 0)
-					 ? std::string("Fv") : std::accumulate(funType->getParamTypes().begin(), funType->getParamTypes().end(), std::string("F"),
-											[](const std::string &acc, const clang::QualType &qual){ return acc + type2char(qual.getCanonicalType(), &qual); }));
-				if (funType->isVariadic()) funTypeStr += "V";
-				valid = !funType->isVariadic() &&
-					std::accumulate(funType->getParamTypes().begin(), funType->getParamTypes().end(), isTypeValid(retType.getCanonicalType(), &retType),
-						[](bool acc, const clang::QualType &qual){ return acc && isTypeValid(qual.getCanonicalType(), &qual); });
-			}
-			
-			niceprint("Conclusion", "");
-			niceprint("Function final name", funName);
-			niceprint("Function type", funTypeStr);
-			niceprint("Valid function type", valid ? "yes" : "no");
-			std::cout << "\n";
-			
-			funMap[funName] = std::make_pair(funTypeStr, valid);
-			funList.push_back(funName);
-		}
-		
-		return true;
-	}
-};
-
-class Consumer : public clang::ASTConsumer {
-public:
-	Visitor visitor;
-	
-	Consumer(clang::CompilerInstance &ci) : visitor(ci) {
-	}
-	
-	void HandleTranslationUnit(clang::ASTContext &context) override {
-		visitor.TraverseDecl(context.getTranslationUnitDecl());
-	}
-};
-
-class Action : public clang::ASTFrontendAction {
-public:
-	virtual std::unique_ptr<clang::ASTConsumer> CreateASTConsumer(clang::CompilerInstance &ci, llvm::StringRef inFile) override {
-		return std::make_unique<Consumer>(ci);
-	}
-};
-
-int main(int argc, const char **argv) {
-	if (argc < 2) {
-		std::cerr << "Usage: " << argv[0] << " (filenames) -- [-I...]" << std::endl;
-		return 2;
-	}
-	
-	/*int fakeargc = argc + 1;
-	const char **fakeargv = new const char*[fakeargc];
-	memcpy(fakeargv, argv, argc * sizeof(char*));
-	fakeargv[fakeargc - 1] = "--";*/
-	llvm::cl::OptionCategory opcat{""};
-	clang::tooling::CommonOptionsParser op{argc, argv, opcat};
-	std::vector<std::string> paths; for (int i = 1; i < argc; ++i) paths.push_back(argv[i]);
-	
-	clang::tooling::ClangTool tool{op.getCompilations(), paths};
-	
-	tool.run(clang::tooling::newFrontendActionFactory<Action>().get());
-	
-	std::cout << "Done, outputing output.h" << std::endl;
-	std::sort(funList.begin(), funList.end());
-	std::fstream file{"output.h", std::ios_base::out};
-	for (const std::string &funName : funList) {
-		if (!funMap[funName].second) {
-			file << "//";
-		}
-		file << "GO(" << funName << ", " << funMap[funName].first << ")\n";
-	}
-	
-	return 0;
-}