1 //===-- llvm/IR/AsmWriter.h - Printing LLVM IR as an assembly file - C++ --===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This files defines the interface for the AssemblyWriter class used to print
11 // LLVM IR and various helper classes that are used in printing.
13 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_IR_ASSEMBLYWRITER_H
16 #define LLVM_IR_ASSEMBLYWRITER_H
18 #include "llvm/ADT/DenseMap.h"
19 #include "llvm/ADT/OwningPtr.h"
20 #include "llvm/IR/Attributes.h"
21 #include "llvm/IR/Instructions.h"
22 #include "llvm/IR/TypeFinder.h"
23 #include "llvm/Support/FormattedStream.h"
35 /// Create a new SlotTracker for a Module
36 SlotTracker *createSlotTracker(const Module *M);
38 //===----------------------------------------------------------------------===//
39 // TypePrinting Class: Type printing machinery
40 //===----------------------------------------------------------------------===//
43 TypePrinting(const TypePrinting &) LLVM_DELETED_FUNCTION;
44 void operator=(const TypePrinting&) LLVM_DELETED_FUNCTION;
47 /// NamedTypes - The named types that are used by the current module.
48 TypeFinder NamedTypes;
50 /// NumberedTypes - The numbered types, along with their value.
51 DenseMap<StructType*, unsigned> NumberedTypes;
57 void incorporateTypes(const Module &M);
59 void print(Type *Ty, raw_ostream &OS);
61 void printStructBody(StructType *Ty, raw_ostream &OS);
64 class AssemblyWriter {
66 formatted_raw_ostream &Out;
67 const Module *TheModule;
70 OwningPtr<SlotTracker> ModuleSlotTracker;
72 TypePrinting TypePrinter;
73 AssemblyAnnotationWriter *AnnotationWriter;
76 /// Construct an AssemblyWriter with an external SlotTracker
77 AssemblyWriter(formatted_raw_ostream &o, SlotTracker &Mac,
78 const Module *M, AssemblyAnnotationWriter *AAW);
80 /// Construct an AssemblyWriter with an internally allocated SlotTracker
81 AssemblyWriter(formatted_raw_ostream &o, const Module *M,
82 AssemblyAnnotationWriter *AAW);
84 virtual ~AssemblyWriter();
86 void printMDNodeBody(const MDNode *MD);
87 void printNamedMDNode(const NamedMDNode *NMD);
89 void printModule(const Module *M);
91 void writeOperand(const Value *Op, bool PrintType);
92 void writeParamOperand(const Value *Operand, AttributeSet Attrs,unsigned Idx);
93 void writeAtomic(AtomicOrdering Ordering, SynchronizationScope SynchScope);
95 void writeAllMDNodes();
96 void writeMDNode(unsigned Slot, const MDNode *Node);
97 void writeAllAttributeGroups();
99 void printTypeIdentities();
100 void printGlobal(const GlobalVariable *GV);
101 void printAlias(const GlobalAlias *GV);
102 void printFunction(const Function *F);
103 void printArgument(const Argument *FA, AttributeSet Attrs, unsigned Idx);
104 void printBasicBlock(const BasicBlock *BB);
105 void printInstructionLine(const Instruction &I);
106 void printInstruction(const Instruction &I);
111 // printInfoComment - Print a little comment after the instruction indicating
112 // which slot it occupies.
113 void printInfoComment(const Value &V);
118 #endif //LLVM_IR_ASMWRITER_H