//===- llvm/Analysis/FindUsedTypes.h - Find all Types in use ----*- C++ -*-===//
//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
// This pass is used to seek out all of the types in use by the program.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_ANALYSIS_FINDUSEDTYPES_H
#define LLVM_ANALYSIS_FINDUSEDTYPES_H
+#include "llvm/ADT/SetVector.h"
#include "llvm/Pass.h"
-#include <set>
-class SymbolTable;
+
+namespace llvm {
+
class Type;
+class Value;
-class FindUsedTypes : public Pass {
- std::set<const Type *> UsedTypes;
+class FindUsedTypes : public ModulePass {
+ SetVector<Type *> UsedTypes;
public:
+ static char ID; // Pass identification, replacement for typeid
+ FindUsedTypes() : ModulePass(ID) {
+ initializeFindUsedTypesPass(*PassRegistry::getPassRegistry());
+ }
+
/// getTypes - After the pass has been run, return the set containing all of
/// the types used in the module.
///
- const std::set<const Type *> &getTypes() const { return UsedTypes; }
+ const SetVector<Type *> &getTypes() const { return UsedTypes; }
/// Print the types found in the module. If the optional Module parameter is
/// passed in, then the types are printed symbolically if possible, using the
/// symbol table from the module.
///
- void print(std::ostream &o, const Module *M) const;
+ void print(raw_ostream &o, const Module *M) const override;
private:
/// IncorporateType - Incorporate one type and all of its subtypes into the
/// collection of used types.
///
- void IncorporateType(const Type *Ty);
+ void IncorporateType(Type *Ty);
+
+ /// IncorporateValue - Incorporate all of the types used by this value.
+ ///
+ void IncorporateValue(const Value *V);
public:
/// run - This incorporates all types used by the specified module
- bool run(Module &M);
+ bool runOnModule(Module &M) override;
/// getAnalysisUsage - We do not modify anything.
- virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+ void getAnalysisUsage(AnalysisUsage &AU) const override {
AU.setPreservesAll();
}
-
- // stub - dummy function, just ignore it
- static void stub();
};
-// Make sure that any clients of this file link in PostDominators.cpp
-static IncludeFile
-FIND_USED_TYPES_INCLUDE_FILE((void*)&FindUsedTypes::stub);
+} // End llvm namespace
#endif