PrintModulePass.cpp [plain text]
#include "llvm/Assembly/PrintModulePass.h"
#include "llvm/Function.h"
#include "llvm/Module.h"
#include "llvm/Pass.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
namespace {
class PrintModulePass : public ModulePass {
std::string Banner;
raw_ostream *Out; bool DeleteStream; public:
static char ID;
PrintModulePass() : ModulePass(ID), Out(&dbgs()),
DeleteStream(false) {}
PrintModulePass(const std::string &B, raw_ostream *o, bool DS)
: ModulePass(ID), Banner(B), Out(o), DeleteStream(DS) {}
~PrintModulePass() {
if (DeleteStream) delete Out;
}
bool runOnModule(Module &M) {
(*Out) << Banner << M;
return false;
}
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.setPreservesAll();
}
};
class PrintFunctionPass : public FunctionPass {
std::string Banner; raw_ostream *Out; bool DeleteStream; public:
static char ID;
PrintFunctionPass() : FunctionPass(ID), Banner(""), Out(&dbgs()),
DeleteStream(false) {}
PrintFunctionPass(const std::string &B, raw_ostream *o, bool DS)
: FunctionPass(ID), Banner(B), Out(o), DeleteStream(DS) {}
~PrintFunctionPass() {
if (DeleteStream) delete Out;
}
bool runOnFunction(Function &F) {
(*Out) << Banner << static_cast<Value&>(F);
return false;
}
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.setPreservesAll();
}
};
}
char PrintModulePass::ID = 0;
INITIALIZE_PASS(PrintModulePass, "print-module",
"Print module to stderr", false, false)
char PrintFunctionPass::ID = 0;
INITIALIZE_PASS(PrintFunctionPass, "print-function",
"Print function to stderr", false, false)
ModulePass *llvm::createPrintModulePass(llvm::raw_ostream *OS,
bool DeleteStream,
const std::string &Banner) {
return new PrintModulePass(Banner, OS, DeleteStream);
}
FunctionPass *llvm::createPrintFunctionPass(const std::string &Banner,
llvm::raw_ostream *OS,
bool DeleteStream) {
return new PrintFunctionPass(Banner, OS, DeleteStream);
}