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  1. //===- GVMaterializer.h - Interface for GV materializers --------*- C++ -*-===//
  2. //
  3. // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  4. // See https://llvm.org/LICENSE.txt for license information.
  5. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  6. //
  7. //===----------------------------------------------------------------------===//
  8. //
  9. // This file provides an abstract interface for loading a module from some
  10. // place.  This interface allows incremental or random access loading of
  11. // functions from the file.  This is useful for applications like JIT compilers
  12. // or interprocedural optimizers that do not need the entire program in memory
  13. // at the same time.
  14. //
  15. //===----------------------------------------------------------------------===//
  16.  
  17. #ifndef LLVM_IR_GVMATERIALIZER_H
  18. #define LLVM_IR_GVMATERIALIZER_H
  19.  
  20. #include <vector>
  21.  
  22. namespace llvm {
  23.  
  24. class Error;
  25. class GlobalValue;
  26. class StructType;
  27.  
  28. class GVMaterializer {
  29. protected:
  30.   GVMaterializer() = default;
  31.  
  32. public:
  33.   virtual ~GVMaterializer();
  34.  
  35.   /// Make sure the given GlobalValue is fully read.
  36.   ///
  37.   virtual Error materialize(GlobalValue *GV) = 0;
  38.  
  39.   /// Make sure the entire Module has been completely read.
  40.   ///
  41.   virtual Error materializeModule() = 0;
  42.  
  43.   virtual Error materializeMetadata() = 0;
  44.   virtual void setStripDebugInfo() = 0;
  45.  
  46.   virtual std::vector<StructType *> getIdentifiedStructTypes() const = 0;
  47. };
  48.  
  49. } // end namespace llvm
  50.  
  51. #endif // LLVM_IR_GVMATERIALIZER_H
  52.