1 //===-- llvm/Assembly/CachedWriter.h - Printer Accellerator -----*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by the LLVM research group and is distributed under
6 // the University of Illinois Open Source License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines a 'CachedWriter' class that is used to accelerate printing
11 // chunks of LLVM. This is used when a module is not being changed, but random
12 // parts of it need to be printed. This can greatly speed up printing of LLVM
15 //===----------------------------------------------------------------------===//
17 #ifndef LLVM_ASSEMBLY_CACHEDWRITER_H
18 #define LLVM_ASSEMBLY_CACHEDWRITER_H
20 #include "llvm/Value.h"
28 class AssemblyWriter; // Internal private class
36 CachedWriter(std::ostream &O = std::cout) : AW(0), SC(0), Out(O) { }
37 CachedWriter(const Module *M, std::ostream &O = std::cout)
38 : AW(0), SC(0), Out(O) {
43 // setModule - Invalidate internal state, use the new module instead.
44 void setModule(const Module *M);
46 CachedWriter &operator<<(const Value *V);
48 inline CachedWriter &operator<<(Value *X) {
49 return *this << (const Value*)X;
51 inline CachedWriter &operator<<(const GlobalVariable *X) {
52 return *this << (const Value*)X;
54 inline CachedWriter &operator<<(const Function *X) {
55 return *this << (const Value*)X;
57 inline CachedWriter &operator<<(const Argument *X) {
58 return *this << (const Value*)X;
60 inline CachedWriter &operator<<(const BasicBlock *X) {
61 return *this << (const Value*)X;
63 inline CachedWriter &operator<<(const Instruction *X) {
64 return *this << (const Value*)X;
66 inline CachedWriter &operator<<(const Constant *X) {
67 return *this << (const Value*)X;
69 inline CachedWriter &operator<<(const Type *X) {
70 return *this << (const Value*)X;
72 inline CachedWriter &operator<<(const PointerType *X) {
73 return *this << (const Value*)X;
76 inline CachedWriter &operator<<(std::ostream &(&Manip)(std::ostream &)) {
77 Out << Manip; return *this;
81 inline CachedWriter &operator<<(const X &v) {
87 } // End llvm namespace