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Diffstat (limited to 'contrib/llvm/lib/IR/AsmWriter.h')
-rw-r--r-- | contrib/llvm/lib/IR/AsmWriter.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/contrib/llvm/lib/IR/AsmWriter.h b/contrib/llvm/lib/IR/AsmWriter.h new file mode 100644 index 0000000..8f4a377 --- /dev/null +++ b/contrib/llvm/lib/IR/AsmWriter.h @@ -0,0 +1,118 @@ +//===-- 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/ADT/OwningPtr.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: + OwningPtr<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 |