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//===-- llvm/IR/AsmWriter.h - Printing LLVM IR as an assembly file - C++ --===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This files defines the interface for the AssemblyWriter class used to print
// LLVM IR and various helper classes that are used in printing.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_IR_ASSEMBLYWRITER_H
#define LLVM_IR_ASSEMBLYWRITER_H
#include "llvm/ADT/DenseMap.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/TypeFinder.h"
#include "llvm/Support/FormattedStream.h"
namespace llvm {
class BasicBlock;
class Function;
class GlobalValue;
class Module;
class NamedMDNode;
class Value;
class SlotTracker;
/// Create a new SlotTracker for a Module
SlotTracker *createSlotTracker(const Module *M);
//===----------------------------------------------------------------------===//
// TypePrinting Class: Type printing machinery
//===----------------------------------------------------------------------===//
class TypePrinting {
TypePrinting(const TypePrinting &) LLVM_DELETED_FUNCTION;
void operator=(const TypePrinting&) LLVM_DELETED_FUNCTION;
public:
/// NamedTypes - The named types that are used by the current module.
TypeFinder NamedTypes;
/// NumberedTypes - The numbered types, along with their value.
DenseMap<StructType*, unsigned> NumberedTypes;
TypePrinting() {}
~TypePrinting() {}
void incorporateTypes(const Module &M);
void print(Type *Ty, raw_ostream &OS);
void printStructBody(StructType *Ty, raw_ostream &OS);
};
class AssemblyWriter {
protected:
formatted_raw_ostream &Out;
const Module *TheModule;
private:
std::unique_ptr<SlotTracker> ModuleSlotTracker;
SlotTracker &Machine;
TypePrinting TypePrinter;
AssemblyAnnotationWriter *AnnotationWriter;
public:
/// Construct an AssemblyWriter with an external SlotTracker
AssemblyWriter(formatted_raw_ostream &o, SlotTracker &Mac,
const Module *M, AssemblyAnnotationWriter *AAW);
/// Construct an AssemblyWriter with an internally allocated SlotTracker
AssemblyWriter(formatted_raw_ostream &o, const Module *M,
AssemblyAnnotationWriter *AAW);
virtual ~AssemblyWriter();
void printMDNodeBody(const MDNode *MD);
void printNamedMDNode(const NamedMDNode *NMD);
void printModule(const Module *M);
void writeOperand(const Value *Op, bool PrintType);
void writeParamOperand(const Value *Operand, AttributeSet Attrs,unsigned Idx);
void writeAtomic(AtomicOrdering Ordering, SynchronizationScope SynchScope);
void writeAllMDNodes();
void writeMDNode(unsigned Slot, const MDNode *Node);
void writeAllAttributeGroups();
void printTypeIdentities();
void printGlobal(const GlobalVariable *GV);
void printAlias(const GlobalAlias *GV);
void printFunction(const Function *F);
void printArgument(const Argument *FA, AttributeSet Attrs, unsigned Idx);
void printBasicBlock(const BasicBlock *BB);
void printInstructionLine(const Instruction &I);
void printInstruction(const Instruction &I);
private:
void init();
// printInfoComment - Print a little comment after the instruction indicating
// which slot it occupies.
void printInfoComment(const Value &V);
};
} // namespace llvm
#endif //LLVM_IR_ASMWRITER_H
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