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      1 //===- GVMaterializer.h - Interface for GV materializers --------*- C++ -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file provides an abstract interface for loading a module from some
     11 // place.  This interface allows incremental or random access loading of
     12 // functions from the file.  This is useful for applications like JIT compilers
     13 // or interprocedural optimizers that do not need the entire program in memory
     14 // at the same time.
     15 //
     16 //===----------------------------------------------------------------------===//
     17 
     18 #ifndef LLVM_IR_GVMATERIALIZER_H
     19 #define LLVM_IR_GVMATERIALIZER_H
     20 
     21 #include <vector>
     22 
     23 namespace llvm {
     24 
     25 class Error;
     26 class GlobalValue;
     27 class StructType;
     28 
     29 class GVMaterializer {
     30 protected:
     31   GVMaterializer() = default;
     32 
     33 public:
     34   virtual ~GVMaterializer();
     35 
     36   /// Make sure the given GlobalValue is fully read.
     37   ///
     38   virtual Error materialize(GlobalValue *GV) = 0;
     39 
     40   /// Make sure the entire Module has been completely read.
     41   ///
     42   virtual Error materializeModule() = 0;
     43 
     44   virtual Error materializeMetadata() = 0;
     45   virtual void setStripDebugInfo() = 0;
     46 
     47   virtual std::vector<StructType *> getIdentifiedStructTypes() const = 0;
     48 };
     49 
     50 } // end namespace llvm
     51 
     52 #endif // LLVM_IR_GVMATERIALIZER_H
     53