diff options
Diffstat (limited to 'tools/bugpoint/BugDriver.h')
-rw-r--r-- | tools/bugpoint/BugDriver.h | 51 |
1 files changed, 28 insertions, 23 deletions
diff --git a/tools/bugpoint/BugDriver.h b/tools/bugpoint/BugDriver.h index 819cc9834a..c3c847f2a6 100644 --- a/tools/bugpoint/BugDriver.h +++ b/tools/bugpoint/BugDriver.h @@ -88,7 +88,7 @@ public: /// variables are set up from command line arguments. The \p as_child argument /// indicates whether the driver is to run in parent mode or child mode. /// - bool run(); + bool run(std::string &ErrMsg); /// debugOptimizerCrash - This method is called when some optimizer pass /// crashes on input. It attempts to prune down the testcase to something @@ -99,12 +99,12 @@ public: /// debugCodeGeneratorCrash - This method is called when the code generator /// crashes on an input. It attempts to reduce the input as much as possible /// while still causing the code generator to crash. - bool debugCodeGeneratorCrash(); + bool debugCodeGeneratorCrash(std::string &Error); /// debugMiscompilation - This method is used when the passes selected are not /// crashing, but the generated output is semantically different from the /// input. - bool debugMiscompilation(); + void debugMiscompilation(std::string *Error); /// debugPassMiscompilation - This method is called when the specified pass /// miscompiles Program as input. It tries to reduce the testcase to @@ -118,12 +118,13 @@ public: /// compileSharedObject - This method creates a SharedObject from a given /// BitcodeFile for debugging a code generator. /// - std::string compileSharedObject(const std::string &BitcodeFile); + std::string compileSharedObject(const std::string &BitcodeFile, + std::string &Error); /// debugCodeGenerator - This method narrows down a module to a function or /// set of functions, using the CBE as a ``safe'' code generator for other /// functions that are not under consideration. - bool debugCodeGenerator(); + bool debugCodeGenerator(std::string *Error); /// isExecutingJIT - Returns true if bugpoint is currently testing the JIT /// @@ -164,27 +165,29 @@ public: /// the specified one as the current program. void setNewProgram(Module *M); - /// compileProgram - Try to compile the specified module, throwing an - /// exception if an error occurs, or returning normally if not. This is used - /// for code generation crash testing. + /// compileProgram - Try to compile the specified module, returning false and + /// setting Error if an error occurs. This is used for code generation + /// crash testing. /// - void compileProgram(Module *M); + void compileProgram(Module *M, std::string *Error); /// executeProgram - This method runs "Program", capturing the output of the - /// program to a file, returning the filename of the file. A recommended - /// filename may be optionally specified. If there is a problem with the code - /// generator (e.g., llc crashes), this will throw an exception. + /// 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. /// - std::string executeProgram(std::string RequestedOutputFilename = "", - std::string Bitcode = "", - const std::string &SharedObjects = "", - AbstractInterpreter *AI = 0); + std::string executeProgram(std::string OutputFilename, + std::string Bitcode, + const std::string &SharedObjects, + AbstractInterpreter *AI, + std::string *Error); /// 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 throw an exception. + /// the code generator (e.g., llc crashes), this will return false and set + /// Error. /// - std::string executeProgramSafely(std::string OutputFile = ""); + std::string executeProgramSafely(std::string OutputFile, std::string *Error); /// createReferenceFile - calls compileProgram and then records the output /// into ReferenceOutputFile. Returns true if reference file created, false @@ -196,13 +199,14 @@ public: /// diffProgram - This method executes the specified module and diffs the /// output against the file specified by ReferenceOutputFile. If the output - /// is different, true is returned. If there is a problem with the code - /// generator (e.g., llc crashes), this will throw an exception. + /// 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 = "", const std::string &SharedObj = "", - bool RemoveBitcode = false); - + bool RemoveBitcode = false, + std::string *Error = 0); + /// EmitProgressBitcode - This function is used to output the current Program /// to a file named "bugpoint-ID.bc". /// @@ -266,7 +270,8 @@ 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<const PassInfo*> &AllPasses); + bool runManyPasses(const std::vector<const PassInfo*> &AllPasses, + std::string &ErrMsg); /// writeProgramToFile - This writes the current "Program" to the named /// bitcode file. If an error occurs, true is returned. |