diff options
author | Roman Divacky <rdivacky@FreeBSD.org> | 2009-10-14 17:57:32 +0000 |
---|---|---|
committer | Roman Divacky <rdivacky@FreeBSD.org> | 2009-10-14 17:57:32 +0000 |
commit | 59850d0874429601812bc13408cb1f776649027c (patch) | |
tree | b21f6de4e08b89bb7931806bab798fc2a5e3a686 /tools/opt | |
parent | 18f153bdb9db52e7089a2d5293b96c45a3124a26 (diff) | |
download | src-59850d0874429601812bc13408cb1f776649027c.tar.gz src-59850d0874429601812bc13408cb1f776649027c.zip |
Update llvm to r84119.vendor/llvm/llvm-r84119
Notes
Notes:
svn path=/vendor/llvm/dist/; revision=198090
svn path=/vendor/llvm/llvm-84119/; revision=198091; tag=vendor/llvm/llvm-r84119
Diffstat (limited to 'tools/opt')
-rw-r--r-- | tools/opt/AnalysisWrappers.cpp | 45 | ||||
-rw-r--r-- | tools/opt/CMakeLists.txt | 2 | ||||
-rw-r--r-- | tools/opt/GraphPrinters.cpp | 8 | ||||
-rw-r--r-- | tools/opt/Makefile | 2 | ||||
-rw-r--r-- | tools/opt/PrintSCC.cpp | 28 | ||||
-rw-r--r-- | tools/opt/opt.cpp | 201 |
6 files changed, 159 insertions, 127 deletions
diff --git a/tools/opt/AnalysisWrappers.cpp b/tools/opt/AnalysisWrappers.cpp index 631a0ddbfb19..18360f837e93 100644 --- a/tools/opt/AnalysisWrappers.cpp +++ b/tools/opt/AnalysisWrappers.cpp @@ -21,6 +21,7 @@ #include "llvm/Pass.h" #include "llvm/Support/CallSite.h" #include "llvm/Analysis/CallGraph.h" +#include "llvm/Support/raw_ostream.h" #include <iostream> using namespace llvm; @@ -33,27 +34,31 @@ namespace { static char ID; // Pass ID, replacement for typeid ExternalFunctionsPassedConstants() : ModulePass(&ID) {} virtual bool runOnModule(Module &M) { - for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I) - if (I->isDeclaration()) { - bool PrintedFn = false; - for (Value::use_iterator UI = I->use_begin(), E = I->use_end(); - UI != E; ++UI) - if (Instruction *User = dyn_cast<Instruction>(*UI)) { - CallSite CS = CallSite::get(User); - if (CS.getInstruction()) { - for (CallSite::arg_iterator AI = CS.arg_begin(), - E = CS.arg_end(); AI != E; ++AI) - if (isa<Constant>(*AI)) { - if (!PrintedFn) { - std::cerr << "Function '" << I->getName() << "':\n"; - PrintedFn = true; - } - std::cerr << *User; - break; - } - } + for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I) { + if (!I->isDeclaration()) continue; + + bool PrintedFn = false; + for (Value::use_iterator UI = I->use_begin(), E = I->use_end(); + UI != E; ++UI) { + Instruction *User = dyn_cast<Instruction>(*UI); + if (!User) continue; + + CallSite CS = CallSite::get(User); + if (!CS.getInstruction()) continue; + + for (CallSite::arg_iterator AI = CS.arg_begin(), + E = CS.arg_end(); AI != E; ++AI) { + if (!isa<Constant>(*AI)) continue; + + if (!PrintedFn) { + errs() << "Function '" << I->getName() << "':\n"; + PrintedFn = true; } + errs() << *User; + break; + } } + } return false; } @@ -77,7 +82,7 @@ namespace { AU.addRequiredTransitive<CallGraph>(); } virtual bool runOnModule(Module &M) { - getAnalysis<CallGraph>().print(std::cerr, &M); + getAnalysis<CallGraph>().print(errs(), &M); return false; } }; diff --git a/tools/opt/CMakeLists.txt b/tools/opt/CMakeLists.txt index efcca80ddfc2..b75cda0e128b 100644 --- a/tools/opt/CMakeLists.txt +++ b/tools/opt/CMakeLists.txt @@ -1,5 +1,5 @@ set(LLVM_REQUIRES_EH 1) -set(LLVM_LINK_COMPONENTS bitreader bitwriter instrumentation scalaropts ipo) +set(LLVM_LINK_COMPONENTS bitreader asmparser bitwriter instrumentation scalaropts ipo) add_llvm_tool(opt AnalysisWrappers.cpp diff --git a/tools/opt/GraphPrinters.cpp b/tools/opt/GraphPrinters.cpp index 5d581e4af0a2..1ae6be253f78 100644 --- a/tools/opt/GraphPrinters.cpp +++ b/tools/opt/GraphPrinters.cpp @@ -28,9 +28,10 @@ static void WriteGraphToFile(std::ostream &O, const std::string &GraphName, const GraphType >) { std::string Filename = GraphName + ".dot"; O << "Writing '" << Filename << "'..."; - std::ofstream F(Filename.c_str()); + std::string ErrInfo; + raw_fd_ostream F(Filename.c_str(), ErrInfo); - if (F.good()) + if (ErrInfo.empty()) WriteGraph(F, GT); else O << " error opening file for writing!"; @@ -70,8 +71,7 @@ namespace { return false; } - void print(std::ostream &OS) const {} - void print(std::ostream &OS, const llvm::Module*) const {} + void print(raw_ostream &OS, const llvm::Module*) const {} virtual void getAnalysisUsage(AnalysisUsage &AU) const { AU.addRequired<CallGraph>(); diff --git a/tools/opt/Makefile b/tools/opt/Makefile index 0afb00217574..b17be343a45a 100644 --- a/tools/opt/Makefile +++ b/tools/opt/Makefile @@ -10,6 +10,6 @@ LEVEL = ../.. TOOLNAME = opt REQUIRES_EH := 1 -LINK_COMPONENTS := bitreader bitwriter instrumentation scalaropts ipo +LINK_COMPONENTS := bitreader bitwriter asmparser instrumentation scalaropts ipo include $(LEVEL)/Makefile.common diff --git a/tools/opt/PrintSCC.cpp b/tools/opt/PrintSCC.cpp index be652644a6b5..66709ffa196a 100644 --- a/tools/opt/PrintSCC.cpp +++ b/tools/opt/PrintSCC.cpp @@ -29,8 +29,8 @@ #include "llvm/Module.h" #include "llvm/Analysis/CallGraph.h" #include "llvm/Support/CFG.h" +#include "llvm/Support/raw_ostream.h" #include "llvm/ADT/SCCIterator.h" -#include <iostream> using namespace llvm; namespace { @@ -39,7 +39,7 @@ namespace { CFGSCC() : FunctionPass(&ID) {} bool runOnFunction(Function& func); - void print(std::ostream &O, const Module* = 0) const { } + void print(raw_ostream &O, const Module* = 0) const { } virtual void getAnalysisUsage(AnalysisUsage &AU) const { AU.setPreservesAll(); @@ -53,7 +53,7 @@ namespace { // run - Print out SCCs in the call graph for the specified module. bool runOnModule(Module &M); - void print(std::ostream &O, const Module* = 0) const { } + void print(raw_ostream &O, const Module* = 0) const { } // getAnalysisUsage - This pass requires the CallGraph. virtual void getAnalysisUsage(AnalysisUsage &AU) const { @@ -73,18 +73,18 @@ namespace { bool CFGSCC::runOnFunction(Function &F) { unsigned sccNum = 0; - std::cout << "SCCs for Function " << F.getName() << " in PostOrder:"; + outs() << "SCCs for Function " << F.getName() << " in PostOrder:"; for (scc_iterator<Function*> SCCI = scc_begin(&F), E = scc_end(&F); SCCI != E; ++SCCI) { std::vector<BasicBlock*> &nextSCC = *SCCI; - std::cout << "\nSCC #" << ++sccNum << " : "; + outs() << "\nSCC #" << ++sccNum << " : "; for (std::vector<BasicBlock*>::const_iterator I = nextSCC.begin(), E = nextSCC.end(); I != E; ++I) - std::cout << (*I)->getName() << ", "; + outs() << (*I)->getName() << ", "; if (nextSCC.size() == 1 && SCCI.hasLoop()) - std::cout << " (Has self-loop)."; + outs() << " (Has self-loop)."; } - std::cout << "\n"; + outs() << "\n"; return true; } @@ -94,19 +94,19 @@ bool CFGSCC::runOnFunction(Function &F) { bool CallGraphSCC::runOnModule(Module &M) { CallGraphNode* rootNode = getAnalysis<CallGraph>().getRoot(); unsigned sccNum = 0; - std::cout << "SCCs for the program in PostOrder:"; + outs() << "SCCs for the program in PostOrder:"; for (scc_iterator<CallGraphNode*> SCCI = scc_begin(rootNode), E = scc_end(rootNode); SCCI != E; ++SCCI) { const std::vector<CallGraphNode*> &nextSCC = *SCCI; - std::cout << "\nSCC #" << ++sccNum << " : "; + outs() << "\nSCC #" << ++sccNum << " : "; for (std::vector<CallGraphNode*>::const_iterator I = nextSCC.begin(), E = nextSCC.end(); I != E; ++I) - std::cout << ((*I)->getFunction() ? (*I)->getFunction()->getName() - : std::string("Indirect CallGraph node")) << ", "; + outs() << ((*I)->getFunction() ? (*I)->getFunction()->getNameStr() + : std::string("Indirect CallGraph node")) << ", "; if (nextSCC.size() == 1 && SCCI.hasLoop()) - std::cout << " (Has self-loop)."; + outs() << " (Has self-loop)."; } - std::cout << "\n"; + outs() << "\n"; return true; } diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp index 689161940240..fe0e03649ddc 100644 --- a/tools/opt/opt.cpp +++ b/tools/opt/opt.cpp @@ -26,17 +26,15 @@ #include "llvm/Target/TargetMachine.h" #include "llvm/Support/PassNameParser.h" #include "llvm/System/Signals.h" +#include "llvm/Support/IRReader.h" #include "llvm/Support/ManagedStatic.h" #include "llvm/Support/MemoryBuffer.h" #include "llvm/Support/PluginLoader.h" #include "llvm/Support/StandardPasses.h" -#include "llvm/Support/Streams.h" #include "llvm/Support/SystemUtils.h" #include "llvm/Support/raw_ostream.h" #include "llvm/LinkAllPasses.h" #include "llvm/LinkAllVMCore.h" -#include <iostream> -#include <fstream> #include <memory> #include <algorithm> using namespace llvm; @@ -50,7 +48,7 @@ PassList(cl::desc("Optimizations available:")); // Other command line options... // static cl::opt<std::string> -InputFilename(cl::Positional, cl::desc("<input bitcode file>"), +InputFilename(cl::Positional, cl::desc("<input bitcode file>"), cl::init("-"), cl::value_desc("filename")); static cl::opt<std::string> @@ -58,7 +56,7 @@ OutputFilename("o", cl::desc("Override output filename"), cl::value_desc("filename"), cl::init("-")); static cl::opt<bool> -Force("f", cl::desc("Overwrite output files")); +Force("f", cl::desc("Enable binary output on terminals")); static cl::opt<bool> PrintEachXForm("p", cl::desc("Print module after each transformation")); @@ -68,6 +66,10 @@ NoOutput("disable-output", cl::desc("Do not write result bitcode file"), cl::Hidden); static cl::opt<bool> +OutputAssembly("S", + cl::desc("Write output as LLVM assembly"), cl::Hidden); + +static cl::opt<bool> NoVerify("disable-verify", cl::desc("Do not verify result module"), cl::Hidden); static cl::opt<bool> @@ -80,15 +82,23 @@ StripDebug("strip-debug", static cl::opt<bool> DisableInline("disable-inlining", cl::desc("Do not run the inliner pass")); -static cl::opt<bool> -DisableOptimizations("disable-opt", +static cl::opt<bool> +DisableOptimizations("disable-opt", cl::desc("Do not run any optimization passes")); static cl::opt<bool> -StandardCompileOpts("std-compile-opts", +DisableInternalize("disable-internalize", + cl::desc("Do not mark all symbols as internal")); + +static cl::opt<bool> +StandardCompileOpts("std-compile-opts", cl::desc("Include the standard compile time optimizations")); static cl::opt<bool> +StandardLinkOpts("std-link-opts", + cl::desc("Include the standard link time optimizations")); + +static cl::opt<bool> OptLevelO1("O1", cl::desc("Optimization level 1. Similar to llvm-gcc -O1")); @@ -102,7 +112,8 @@ OptLevelO3("O3", static cl::opt<bool> UnitAtATime("funit-at-a-time", - cl::desc("Enable IPO. This is same as llvm-gcc's -funit-at-a-time")); + cl::desc("Enable IPO. This is same as llvm-gcc's -funit-at-a-time"), + cl::init(true)); static cl::opt<bool> DisableSimplifyLibCalls("disable-simplify-libcalls", @@ -123,23 +134,24 @@ namespace { struct CallGraphSCCPassPrinter : public CallGraphSCCPass { static char ID; const PassInfo *PassToPrint; - CallGraphSCCPassPrinter(const PassInfo *PI) : + CallGraphSCCPassPrinter(const PassInfo *PI) : CallGraphSCCPass(&ID), PassToPrint(PI) {} - virtual bool runOnSCC(const std::vector<CallGraphNode *>&SCC) { + virtual bool runOnSCC(std::vector<CallGraphNode *>&SCC) { if (!Quiet) { - cout << "Printing analysis '" << PassToPrint->getPassName() << "':\n"; + outs() << "Printing analysis '" << PassToPrint->getPassName() << "':\n"; for (unsigned i = 0, e = SCC.size(); i != e; ++i) { Function *F = SCC[i]->getFunction(); - if (F) - getAnalysisID<Pass>(PassToPrint).print(cout, F->getParent()); + if (F) { + getAnalysisID<Pass>(PassToPrint).print(outs(), F->getParent()); + } } } // Get and print pass... return false; } - + virtual const char *getPassName() const { return "'Pass' Printer"; } virtual void getAnalysisUsage(AnalysisUsage &AU) const { @@ -158,8 +170,8 @@ struct ModulePassPrinter : public ModulePass { virtual bool runOnModule(Module &M) { if (!Quiet) { - cout << "Printing analysis '" << PassToPrint->getPassName() << "':\n"; - getAnalysisID<Pass>(PassToPrint).print(cout, &M); + outs() << "Printing analysis '" << PassToPrint->getPassName() << "':\n"; + getAnalysisID<Pass>(PassToPrint).print(outs(), &M); } // Get and print pass... @@ -182,12 +194,12 @@ struct FunctionPassPrinter : public FunctionPass { PassToPrint(PI) {} virtual bool runOnFunction(Function &F) { - if (!Quiet) { - cout << "Printing analysis '" << PassToPrint->getPassName() - << "' for function '" << F.getName() << "':\n"; + if (!Quiet) { + outs() << "Printing analysis '" << PassToPrint->getPassName() + << "' for function '" << F.getName() << "':\n"; } // Get and print pass... - getAnalysisID<Pass>(PassToPrint).print(cout, F.getParent()); + getAnalysisID<Pass>(PassToPrint).print(outs(), F.getParent()); return false; } @@ -204,19 +216,19 @@ char FunctionPassPrinter::ID = 0; struct LoopPassPrinter : public LoopPass { static char ID; const PassInfo *PassToPrint; - LoopPassPrinter(const PassInfo *PI) : + LoopPassPrinter(const PassInfo *PI) : LoopPass(&ID), PassToPrint(PI) {} virtual bool runOnLoop(Loop *L, LPPassManager &LPM) { if (!Quiet) { - cout << "Printing analysis '" << PassToPrint->getPassName() << "':\n"; - getAnalysisID<Pass>(PassToPrint).print(cout, + outs() << "Printing analysis '" << PassToPrint->getPassName() << "':\n"; + getAnalysisID<Pass>(PassToPrint).print(outs(), L->getHeader()->getParent()->getParent()); } // Get and print pass... return false; } - + virtual const char *getPassName() const { return "'Pass' Printer"; } virtual void getAnalysisUsage(AnalysisUsage &AU) const { @@ -230,17 +242,17 @@ char LoopPassPrinter::ID = 0; struct BasicBlockPassPrinter : public BasicBlockPass { const PassInfo *PassToPrint; static char ID; - BasicBlockPassPrinter(const PassInfo *PI) + BasicBlockPassPrinter(const PassInfo *PI) : BasicBlockPass(&ID), PassToPrint(PI) {} virtual bool runOnBasicBlock(BasicBlock &BB) { if (!Quiet) { - cout << "Printing Analysis info for BasicBlock '" << BB.getName() - << "': Pass " << PassToPrint->getPassName() << ":\n"; + outs() << "Printing Analysis info for BasicBlock '" << BB.getName() + << "': Pass " << PassToPrint->getPassName() << ":\n"; } // Get and print pass... - getAnalysisID<Pass>(PassToPrint).print(cout, BB.getParent()->getParent()); + getAnalysisID<Pass>(PassToPrint).print(outs(), BB.getParent()->getParent()); return false; } @@ -261,8 +273,8 @@ inline void addPass(PassManager &PM, Pass *P) { if (VerifyEach) PM.add(createVerifierPass()); } -/// AddOptimizationPasses - This routine adds optimization passes -/// based on selected optimization level, OptLevel. This routine +/// AddOptimizationPasses - This routine adds optimization passes +/// based on selected optimization level, OptLevel. This routine /// duplicates llvm-gcc behaviour. /// /// OptLevel - Optimization Level @@ -294,7 +306,7 @@ void AddStandardCompilePasses(PassManager &PM) { llvm::Pass *InliningPass = !DisableInline ? createFunctionInliningPass() : 0; // -std-compile-opts adds the same module passes as -O3. - createStandardModulePasses(&PM, 3, + createStandardModulePasses(&PM, 3, /*OptimizeSize=*/ false, /*UnitAtATime=*/ true, /*UnrollLoops=*/ true, @@ -303,6 +315,20 @@ void AddStandardCompilePasses(PassManager &PM) { InliningPass); } +void AddStandardLinkPasses(PassManager &PM) { + PM.add(createVerifierPass()); // Verify that input is correct + + // If the -strip-debug command line option was specified, do it. + if (StripDebug) + addPass(PM, createStripSymbolsPass(true)); + + if (DisableOptimizations) return; + + createStandardLTOPasses(&PM, /*Internalize=*/ !DisableInternalize, + /*RunInliner=*/ !DisableInline, + /*VerifyEach=*/ VerifyEach); +} + } // anonymous namespace @@ -311,7 +337,7 @@ void AddStandardCompilePasses(PassManager &PM) { // int main(int argc, char **argv) { llvm_shutdown_obj X; // Call llvm_shutdown() on exit. - LLVMContext Context; + LLVMContext &Context = getGlobalContext(); try { cl::ParseCommandLineOptions(argc, argv, "llvm .bc -> .bc modular optimizer and analysis printer\n"); @@ -321,56 +347,41 @@ int main(int argc, char **argv) { // FIXME: The choice of target should be controllable on the command line. std::auto_ptr<TargetMachine> target; - std::string ErrorMessage; + SMDiagnostic Err; // Load the input module... std::auto_ptr<Module> M; - if (MemoryBuffer *Buffer - = MemoryBuffer::getFileOrSTDIN(InputFilename, &ErrorMessage)) { - M.reset(ParseBitcodeFile(Buffer, Context, &ErrorMessage)); - delete Buffer; - } - + M.reset(ParseIRFile(InputFilename, Err, Context)); + if (M.get() == 0) { - cerr << argv[0] << ": "; - if (ErrorMessage.size()) - cerr << ErrorMessage << "\n"; - else - cerr << "bitcode didn't read correctly.\n"; + Err.Print(argv[0], errs()); return 1; } // Figure out what stream we are supposed to write to... - // FIXME: cout is not binary! - std::ostream *Out = &std::cout; // Default to printing to stdout... + // FIXME: outs() is not binary! + raw_ostream *Out = &outs(); // Default to printing to stdout... if (OutputFilename != "-") { - if (!Force && std::ifstream(OutputFilename.c_str())) { - // If force is not specified, make sure not to overwrite a file! - cerr << argv[0] << ": error opening '" << OutputFilename - << "': file exists!\n" - << "Use -f command line argument to force output\n"; - return 1; - } - std::ios::openmode io_mode = std::ios::out | std::ios::trunc | - std::ios::binary; - Out = new std::ofstream(OutputFilename.c_str(), io_mode); - - if (!Out->good()) { - cerr << argv[0] << ": error opening " << OutputFilename << "!\n"; - return 1; - } - // Make sure that the Output file gets unlinked from the disk if we get a // SIGINT sys::RemoveFileOnSignal(sys::Path(OutputFilename)); + + std::string ErrorInfo; + Out = new raw_fd_ostream(OutputFilename.c_str(), ErrorInfo, + raw_fd_ostream::F_Binary); + if (!ErrorInfo.empty()) { + errs() << ErrorInfo << '\n'; + delete Out; + return 1; + } } // If the output is set to be emitted to standard out, and standard out is a // console, print out a warning message and refuse to do it. We don't // impress anyone by spewing tons of binary goo to a terminal. - if (!Force && !NoOutput && CheckBitcodeOutputToConsole(Out,!Quiet)) { - NoOutput = true; - } + if (!Force && !NoOutput && !OutputAssembly) + if (CheckBitcodeOutputToConsole(*Out, !Quiet)) + NoOutput = true; // Create a PassManager to hold and optimize the collection of passes we are // about to build... @@ -385,7 +396,7 @@ int main(int argc, char **argv) { FPasses = new FunctionPassManager(new ExistingModuleProvider(M.get())); FPasses->add(new TargetData(M.get())); } - + // If the -strip-debug command line option was specified, add it. If // -std-compile-opts was also specified, it will handle StripDebug. if (StripDebug && !StandardCompileOpts) @@ -395,12 +406,18 @@ int main(int argc, char **argv) { for (unsigned i = 0; i < PassList.size(); ++i) { // Check to see if -std-compile-opts was specified before this option. If // so, handle it. - if (StandardCompileOpts && + if (StandardCompileOpts && StandardCompileOpts.getPosition() < PassList.getPosition(i)) { AddStandardCompilePasses(Passes); StandardCompileOpts = false; } - + + if (StandardLinkOpts && + StandardLinkOpts.getPosition() < PassList.getPosition(i)) { + AddStandardLinkPasses(Passes); + StandardLinkOpts = false; + } + if (OptLevelO1 && OptLevelO1.getPosition() < PassList.getPosition(i)) { AddOptimizationPasses(Passes, *FPasses, 1); OptLevelO1 = false; @@ -421,8 +438,8 @@ int main(int argc, char **argv) { if (PassInf->getNormalCtor()) P = PassInf->getNormalCtor()(); else - cerr << argv[0] << ": cannot create pass: " - << PassInf->getPassName() << "\n"; + errs() << argv[0] << ": cannot create pass: " + << PassInf->getPassName() << "\n"; if (P) { bool isBBPass = dynamic_cast<BasicBlockPass*>(P) != 0; bool isLPass = !isBBPass && dynamic_cast<LoopPass*>(P) != 0; @@ -444,30 +461,36 @@ int main(int argc, char **argv) { Passes.add(new ModulePassPrinter(PassInf)); } } - + if (PrintEachXForm) Passes.add(createPrintModulePass(&errs())); } - + // If -std-compile-opts was specified at the end of the pass list, add them. if (StandardCompileOpts) { AddStandardCompilePasses(Passes); StandardCompileOpts = false; - } + } + + if (StandardLinkOpts) { + AddStandardLinkPasses(Passes); + StandardLinkOpts = false; + } if (OptLevelO1) { - AddOptimizationPasses(Passes, *FPasses, 1); - } + AddOptimizationPasses(Passes, *FPasses, 1); + } if (OptLevelO2) { - AddOptimizationPasses(Passes, *FPasses, 2); - } + AddOptimizationPasses(Passes, *FPasses, 2); + } if (OptLevelO3) { - AddOptimizationPasses(Passes, *FPasses, 3); - } + AddOptimizationPasses(Passes, *FPasses, 3); + } if (OptLevelO1 || OptLevelO2 || OptLevelO3) { + FPasses->doInitialization(); for (Module::iterator I = M.get()->begin(), E = M.get()->end(); I != E; ++I) FPasses->run(*I); @@ -477,22 +500,26 @@ int main(int argc, char **argv) { if (!NoVerify && !VerifyEach) Passes.add(createVerifierPass()); - // Write bitcode out to disk or cout as the last step... - if (!NoOutput && !AnalyzeOnly) - Passes.add(CreateBitcodeWriterPass(*Out)); + // Write bitcode or assembly out to disk or outs() as the last step... + if (!NoOutput && !AnalyzeOnly) { + if (OutputAssembly) + Passes.add(createPrintModulePass(Out)); + else + Passes.add(createBitcodeWriterPass(*Out)); + } // Now that we have all of the passes ready, run them. Passes.run(*M.get()); - // Delete the ofstream. - if (Out != &std::cout) + // Delete the raw_fd_ostream. + if (Out != &outs()) delete Out; return 0; } catch (const std::string& msg) { - cerr << argv[0] << ": " << msg << "\n"; + errs() << argv[0] << ": " << msg << "\n"; } catch (...) { - cerr << argv[0] << ": Unexpected unknown exception occurred.\n"; + errs() << argv[0] << ": Unexpected unknown exception occurred.\n"; } llvm_shutdown(); return 1; |