X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=tools%2Fbugpoint%2FBugDriver.h;h=579781246c548615537db70dc5e64561a5a337a6;hb=cdc351d1c9f601f20dc3944bac28377bb9556da4;hp=c3c847f2a6bb334f3b0b2010e2db4d33b3c85128;hpb=22ff748712b348300e51248339b6e8cf9b59e2c6;p=oota-llvm.git diff --git a/tools/bugpoint/BugDriver.h b/tools/bugpoint/BugDriver.h index c3c847f2a6b..579781246c5 100644 --- a/tools/bugpoint/BugDriver.h +++ b/tools/bugpoint/BugDriver.h @@ -13,12 +13,14 @@ // //===----------------------------------------------------------------------===// -#ifndef BUGDRIVER_H -#define BUGDRIVER_H +#ifndef LLVM_TOOLS_BUGPOINT_BUGDRIVER_H +#define LLVM_TOOLS_BUGPOINT_BUGDRIVER_H -#include "llvm/ADT/DenseMap.h" -#include +#include "llvm/IR/ValueMap.h" +#include "llvm/Transforms/Utils/ValueMapper.h" +#include #include +#include namespace llvm { @@ -47,11 +49,10 @@ class BugDriver { const char *ToolName; // argv[0] of bugpoint std::string ReferenceOutputFile; // Name of `good' output file Module *Program; // The raw program, linked together - std::vector PassesToRun; + std::vector PassesToRun; AbstractInterpreter *Interpreter; // How to run the program AbstractInterpreter *SafeInterpreter; // To generate reference output, etc. GCC *gcc; - bool run_as_child; bool run_find_bugs; unsigned Timeout; unsigned MemoryLimit; @@ -62,25 +63,24 @@ class BugDriver { friend class ReduceMisCodegenFunctions; public: - BugDriver(const char *toolname, bool as_child, bool find_bugs, + BugDriver(const char *toolname, bool find_bugs, unsigned timeout, unsigned memlimit, bool use_valgrind, LLVMContext& ctxt); ~BugDriver(); const char *getToolName() const { return ToolName; } - LLVMContext& getContext() { return Context; } + LLVMContext& getContext() const { return Context; } // Set up methods... these methods are used to copy information about the // command line arguments into instance variables of BugDriver. // bool addSources(const std::vector &FileNames); - template - void addPasses(It I, It E) { PassesToRun.insert(PassesToRun.end(), I, E); } - void setPassesToRun(const std::vector &PTR) { + void addPass(std::string p) { PassesToRun.push_back(p); } + void setPassesToRun(const std::vector &PTR) { PassesToRun = PTR; } - const std::vector &getPassesToRun() const { + const std::vector &getPassesToRun() const { return PassesToRun; } @@ -132,12 +132,8 @@ public: /// runPasses - Run all of the passes in the "PassesToRun" list, discard the /// output, and return true if any of the passes crashed. - bool runPasses(Module *M = 0) { - if (M == 0) M = Program; - std::swap(M, Program); - bool Result = runPasses(PassesToRun); - std::swap(M, Program); - return Result; + bool runPasses(Module *M) const { + return runPasses(M, PassesToRun); } Module *getProgram() const { return Program; } @@ -169,25 +165,26 @@ public: /// setting Error if an error occurs. This is used for code generation /// crash testing. /// - void compileProgram(Module *M, std::string *Error); + void compileProgram(Module *M, std::string *Error) const; /// executeProgram - This method runs "Program", capturing the output of the - /// program to a file. The recommended filename will be filled in with the - /// name of the file with the captured output. If there is a problem with - /// the code generator (e.g., llc crashes), this will throw an exception. + /// program to a file. A recommended filename may be optionally specified. /// - std::string executeProgram(std::string OutputFilename, + std::string executeProgram(const Module *Program, + std::string OutputFilename, std::string Bitcode, const std::string &SharedObjects, AbstractInterpreter *AI, - std::string *Error); + std::string *Error) const; /// executeProgramSafely - Used to create reference output with the "safe" /// backend, if reference output is not provided. If there is a problem with /// the code generator (e.g., llc crashes), this will return false and set /// Error. /// - std::string executeProgramSafely(std::string OutputFile, std::string *Error); + std::string executeProgramSafely(const Module *Program, + std::string OutputFile, + std::string *Error) const; /// createReferenceFile - calls compileProgram and then records the output /// into ReferenceOutputFile. Returns true if reference file created, false @@ -195,59 +192,65 @@ public: /// this function. /// bool createReferenceFile(Module *M, const std::string &Filename - = "bugpoint.reference.out"); + = "bugpoint.reference.out-%%%%%%%"); /// diffProgram - This method executes the specified module and diffs the /// output against the file specified by ReferenceOutputFile. If the output /// is different, 1 is returned. If there is a problem with the code /// generator (e.g., llc crashes), this will return -1 and set Error. /// - bool diffProgram(const std::string &BitcodeFile = "", + bool diffProgram(const Module *Program, + const std::string &BitcodeFile = "", const std::string &SharedObj = "", bool RemoveBitcode = false, - std::string *Error = 0); + std::string *Error = nullptr) const; - /// EmitProgressBitcode - This function is used to output the current Program - /// to a file named "bugpoint-ID.bc". + /// EmitProgressBitcode - This function is used to output M to a file named + /// "bugpoint-ID.bc". /// - void EmitProgressBitcode(const std::string &ID, bool NoFlyer = false); + void EmitProgressBitcode(const Module *M, const std::string &ID, + bool NoFlyer = false) const; - /// deleteInstructionFromProgram - This method clones the current Program and - /// deletes the specified instruction from the cloned module. It then runs a - /// series of cleanup passes (ADCE and SimplifyCFG) to eliminate any code - /// which depends on the value. The modified module is then returned. + /// This method clones the current Program and deletes the specified + /// instruction from the cloned module. It then runs a series of cleanup + /// passes (ADCE and SimplifyCFG) to eliminate any code which depends on the + /// value. The modified module is then returned. /// - Module *deleteInstructionFromProgram(const Instruction *I, unsigned Simp) - const; + std::unique_ptr deleteInstructionFromProgram(const Instruction *I, + unsigned Simp); - /// performFinalCleanups - This method clones the current Program and performs - /// a series of cleanups intended to get rid of extra cruft on the module. If - /// the MayModifySemantics argument is true, then the cleanups is allowed to + /// This method clones the current Program and performs a series of cleanups + /// intended to get rid of extra cruft on the module. If the + /// MayModifySemantics argument is true, then the cleanups is allowed to /// modify how the code behaves. /// - Module *performFinalCleanups(Module *M, bool MayModifySemantics = false); - - /// ExtractLoop - Given a module, extract up to one loop from it into a new - /// function. This returns null if there are no extractable loops in the - /// program or if the loop extractor crashes. - Module *ExtractLoop(Module *M); - - /// ExtractMappedBlocksFromModule - Extract all but the specified basic blocks - /// into their own functions. The only detail is that M is actually a module - /// cloned from the one the BBs are in, so some mapping needs to be performed. - /// If this operation fails for some reason (ie the implementation is buggy), - /// this function should return null, otherwise it returns a new Module. - Module *ExtractMappedBlocksFromModule(const std::vector &BBs, - Module *M); - - /// runPassesOn - Carefully run the specified set of pass on the specified - /// module, returning the transformed module on success, or a null pointer on - /// failure. If AutoDebugCrashes is set to true, then bugpoint will - /// automatically attempt to track down a crashing pass if one exists, and - /// this method will never return null. - Module *runPassesOn(Module *M, const std::vector &Passes, - bool AutoDebugCrashes = false, unsigned NumExtraArgs = 0, - const char * const *ExtraArgs = NULL); + std::unique_ptr performFinalCleanups(Module *M, + bool MayModifySemantics = false); + + /// Given a module, extract up to one loop from it into a new function. This + /// returns null if there are no extractable loops in the program or if the + /// loop extractor crashes. + std::unique_ptr extractLoop(Module *M); + + /// Extract all but the specified basic blocks into their own functions. The + /// only detail is that M is actually a module cloned from the one the BBs are + /// in, so some mapping needs to be performed. If this operation fails for + /// some reason (ie the implementation is buggy), this function should return + /// null, otherwise it returns a new Module. + std::unique_ptr + extractMappedBlocksFromModule(const std::vector &BBs, + Module *M); + + /// Carefully run the specified set of pass on the specified/ module, + /// returning the transformed module on success, or a null pointer on failure. + /// If AutoDebugCrashes is set to true, then bugpoint will automatically + /// attempt to track down a crashing pass if one exists, and this method will + /// never return null. + std::unique_ptr runPassesOn(Module *M, + const std::vector &Passes, + bool AutoDebugCrashes = false, + unsigned NumExtraArgs = 0, + const char *const *ExtraArgs = nullptr); /// runPasses - Run the specified passes on Program, outputting a bitcode /// file and writting the filename into OutputFile if successful. If the @@ -258,10 +261,11 @@ public: /// or failed, unless Quiet is set. ExtraArgs specifies additional arguments /// to pass to the child bugpoint instance. /// - bool runPasses(const std::vector &PassesToRun, + bool runPasses(Module *Program, + const std::vector &PassesToRun, std::string &OutputFilename, bool DeleteOutput = false, bool Quiet = false, unsigned NumExtraArgs = 0, - const char * const *ExtraArgs = NULL) const; + const char * const *ExtraArgs = nullptr) const; /// runManyPasses - Take the specified pass list and create different /// combinations of passes to compile the program with. Compile the program with @@ -270,45 +274,44 @@ public: /// If the passes did not compile correctly, output the command required to /// recreate the failure. This returns true if a compiler error is found. /// - bool runManyPasses(const std::vector &AllPasses, - std::string &ErrMsg); + bool runManyPasses(const std::vector &AllPasses, + std::string &ErrMsg); /// writeProgramToFile - This writes the current "Program" to the named /// bitcode file. If an error occurs, true is returned. /// - bool writeProgramToFile(const std::string &Filename, Module *M = 0) const; + bool writeProgramToFile(const std::string &Filename, const Module *M) const; + bool writeProgramToFile(const std::string &Filename, int FD, + const Module *M) const; private: /// runPasses - Just like the method above, but this just returns true or /// false indicating whether or not the optimizer crashed on the specified /// input (true = crashed). /// - bool runPasses(const std::vector &PassesToRun, + bool runPasses(Module *M, + const std::vector &PassesToRun, bool DeleteOutput = true) const { std::string Filename; - return runPasses(PassesToRun, Filename, DeleteOutput); + return runPasses(M, PassesToRun, Filename, DeleteOutput); } - /// runAsChild - The actual "runPasses" guts that runs in a child process. - int runPassesAsChild(const std::vector &PassesToRun); - /// initializeExecutionEnvironment - This method is used to set up the /// environment for executing LLVM programs. /// bool initializeExecutionEnvironment(); }; -/// ParseInputFile - Given a bitcode or assembly input filename, parse and -/// return it, or return null if not possible. +/// Given a bitcode or assembly input filename, parse and return it, or return +/// null if not possible. /// -Module *ParseInputFile(const std::string &InputFilename, - LLVMContext& ctxt); - +std::unique_ptr parseInputFile(StringRef InputFilename, + LLVMContext &ctxt); /// getPassesString - Turn a list of passes into a string which indicates the /// command line options that must be passed to add the passes. /// -std::string getPassesString(const std::vector &Passes); +std::string getPassesString(const std::vector &Passes); /// PrintFunctionList - prints out list of problematic functions /// @@ -327,7 +330,7 @@ void DeleteFunctionBody(Function *F); /// module, split the functions OUT of the specified module, and place them in /// the new module. Module *SplitFunctionsOutOfModule(Module *M, const std::vector &F, - DenseMap &ValueMap); + ValueToValueMapTy &VMap); } // End llvm namespace