#include "llvm/Support/IRReader.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FileUtilities.h"
-#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/System/Host.h"
assert(Program == 0 && "Cannot call addSources multiple times!");
assert(!Filenames.empty() && "Must specify at least on input filename!");
- try {
- // Load the first input file.
- Program = ParseInputFile(Filenames[0], Context);
- if (Program == 0) return true;
+ // Load the first input file.
+ Program = ParseInputFile(Filenames[0], Context);
+ if (Program == 0) return true;
- if (!run_as_child)
- outs() << "Read input file : '" << Filenames[0] << "'\n";
+ if (!run_as_child)
+ outs() << "Read input file : '" << Filenames[0] << "'\n";
- for (unsigned i = 1, e = Filenames.size(); i != e; ++i) {
- std::auto_ptr<Module> M(ParseInputFile(Filenames[i], Context));
- if (M.get() == 0) return true;
+ for (unsigned i = 1, e = Filenames.size(); i != e; ++i) {
+ std::auto_ptr<Module> M(ParseInputFile(Filenames[i], Context));
+ if (M.get() == 0) return true;
- if (!run_as_child)
- outs() << "Linking in input file: '" << Filenames[i] << "'\n";
- std::string ErrorMessage;
- if (Linker::LinkModules(Program, M.get(), &ErrorMessage)) {
- errs() << ToolName << ": error linking in '" << Filenames[i] << "': "
- << ErrorMessage << '\n';
- return true;
- }
+ if (!run_as_child)
+ outs() << "Linking in input file: '" << Filenames[i] << "'\n";
+ std::string ErrorMessage;
+ if (Linker::LinkModules(Program, M.get(), &ErrorMessage)) {
+ errs() << ToolName << ": error linking in '" << Filenames[i] << "': "
+ << ErrorMessage << '\n';
+ return true;
}
- } catch (const std::string &Error) {
- errs() << ToolName << ": error reading input '" << Error << "'\n";
- return true;
}
if (!run_as_child)
/// run - The top level method that is invoked after all of the instance
/// variables are set up from command line arguments.
///
-bool BugDriver::run() {
+bool BugDriver::run(std::string &ErrMsg) {
// The first thing to do is determine if we're running as a child. If we are,
// then what to do is very narrow. This form of invocation is only called
// from the runPasses method to actually run those passes in a child process.
if (run_find_bugs) {
// Rearrange the passes and apply them to the program. Repeat this process
// until the user kills the program or we find a bug.
- return runManyPasses(PassesToRun);
+ return runManyPasses(PassesToRun, ErrMsg);
}
// If we're not running as a child, the first thing that we must do is
// Test to see if we have a code generator crash.
outs() << "Running the code generator to test for a crash: ";
- try {
- compileProgram(Program);
- outs() << '\n';
- } catch (ToolExecutionError &TEE) {
- outs() << TEE.what();
- return debugCodeGeneratorCrash();
+ std::string Error;
+ compileProgram(Program, &Error);
+ if (!Error.empty()) {
+ outs() << Error;
+ return debugCodeGeneratorCrash(ErrMsg);
}
-
+ outs() << '\n';
// Run the raw input to see where we are coming from. If a reference output
// was specified, make sure that the raw output matches it. If not, it's a
bool CreatedOutput = false;
if (ReferenceOutputFile.empty()) {
outs() << "Generating reference output from raw program: ";
- if(!createReferenceFile(Program)){
- return debugCodeGeneratorCrash();
+ if (!createReferenceFile(Program)) {
+ return debugCodeGeneratorCrash(ErrMsg);
}
CreatedOutput = true;
}
// matches, then we assume there is a miscompilation bug and try to
// diagnose it.
outs() << "*** Checking the code generator...\n";
- try {
- if (!diffProgram()) {
- outs() << "\n*** Output matches: Debugging miscompilation!\n";
- return debugMiscompilation();
+ bool Diff = diffProgram("", "", false, &Error);
+ if (!Error.empty()) {
+ errs() << Error;
+ return debugCodeGeneratorCrash(ErrMsg);
+ }
+ if (!Diff) {
+ outs() << "\n*** Output matches: Debugging miscompilation!\n";
+ debugMiscompilation(&Error);
+ if (!Error.empty()) {
+ errs() << Error;
+ return debugCodeGeneratorCrash(ErrMsg);
}
- } catch (ToolExecutionError &TEE) {
- errs() << TEE.what();
- return debugCodeGeneratorCrash();
+ return false;
}
outs() << "\n*** Input program does not match reference diff!\n";
outs() << "Debugging code generator problem!\n";
- try {
- return debugCodeGenerator();
- } catch (ToolExecutionError &TEE) {
- errs() << TEE.what();
- return debugCodeGeneratorCrash();
+ bool Failure = debugCodeGenerator(&Error);
+ if (!Error.empty()) {
+ errs() << Error;
+ return debugCodeGeneratorCrash(ErrMsg);
}
+ return Failure;
}
void llvm::PrintFunctionList(const std::vector<Function*> &Funcs) {