void c2ffi::init_ci(config &c, clang::CompilerInstance &ci) {
using clang::DiagnosticOptions;
using clang::TextDiagnosticPrinter;
using clang::TargetOptions;
using clang::TargetInfo;
ci.getInvocation().setLangDefaults(ci.getLangOpts(), c.kind,
clang::LangStandard::lang_unspecified);
DiagnosticOptions *dopt = new DiagnosticOptions;
TextDiagnosticPrinter *tpd =
new TextDiagnosticPrinter(llvm::errs(), dopt, false);
ci.createDiagnostics(tpd);
llvm::IntrusiveRefCntPtr<TargetOptions> *pto =
new llvm::IntrusiveRefCntPtr<TargetOptions>(new TargetOptions());
if(c.arch == "")
(*pto)->Triple = llvm::sys::getDefaultTargetTriple();
else
(*pto)->Triple = c.arch;
TargetInfo *pti = TargetInfo::CreateTargetInfo(ci.getDiagnostics(), pto->getPtr());
ci.setTarget(pti);
ci.createFileManager();
ci.createSourceManager(ci.getFileManager());
ci.createPreprocessor(clang::TU_Complete);
ci.getPreprocessorOpts().UsePredefines = false;
}
bool WebCLValidatorAction::initialize(clang::CompilerInstance &instance)
{
if (!WebCLAction::initialize(instance))
return false;
rewriter_ = new clang::Rewriter(
instance.getSourceManager(), instance.getLangOpts());
if (!rewriter_) {
reporter_->fatal("Internal error. Can't create rewriter.\n");
return false;
}
transformer_ = new WebCLTransformer(instance, *rewriter_);
if (!transformer_) {
reporter_->fatal("Internal error. Can't create AST transformer.\n");
return false;
}
// Consumer must be allocated dynamically. The framework deletes
// it.
consumer_ = new WebCLConsumer(instance, *rewriter_, *transformer_);
if (!consumer_) {
reporter_->fatal("Internal error. Can't create AST consumer.\n");
return false;
}
sema_ = new clang::Sema(
instance.getPreprocessor(), instance.getASTContext(), *consumer_);
if (!sema_) {
reporter_->fatal("Internal error. Can't create semantic actions.\n");
return false;
}
return true;
}
bool WebCLMatcherAction::initialize(clang::CompilerInstance &instance)
{
if (!WebCLAction::initialize(instance))
return false;
rewriter_ = new clang::Rewriter(
instance.getSourceManager(), instance.getLangOpts());
if (!rewriter_) {
reporter_->fatal("Internal error. Can't create rewriter.\n");
return false;
}
printer_ = new WebCLPrinter(*rewriter_);
if (!printer_) {
reporter_->fatal("Internal error. Can't create printer.\n");
return false;
}
consumer_ = finder_.newASTConsumer();
if (!consumer_) {
reporter_->fatal("Internal error. Can't create AST consumer.\n");
return false;
}
return true;
}
MkApiASTConsumer2(clang::CompilerInstance &CI, llvm::StringRef InFile)
: mpVisitor(0)
{
CI.setASTConsumer(this);
//cout << "predefines: " << CI.getPreprocessor().getPredefines() << endl;
// A Rewriter helps us manage the code rewriting task.
mRewriter.setSourceMgr(CI.getSourceManager(), CI.getLangOpts());
mpVisitor = new MkApiASTVisitor(mRewriter);
}
TriaAction::CreateAstConsumerResultType TriaAction::CreateASTConsumer (clang::CompilerInstance &ci,
llvm::StringRef fileName) {
ci.getFrontendOpts().SkipFunctionBodies = true;
ci.getPreprocessor().enableIncrementalProcessing (true);
ci.getLangOpts().DelayedTemplateParsing = true;
// Enable everything for code compatibility
ci.getLangOpts().MicrosoftExt = true;
ci.getLangOpts().DollarIdents = true;
ci.getLangOpts().CPlusPlus11 = true;
ci.getLangOpts().GNUMode = true;
#if CLANG_VERSION_MINOR < 6
ci.getLangOpts().CPlusPlus1y = true;
#else
ci.getLangOpts().CPlusPlus14 = true;
#endif
if (argVerboseTimes) {
UNIQUE_COMPAT(PreprocessorHooks, hook, new PreprocessorHooks (ci));
hook->timing ()->name = sourceFileName (this->m_definitions->sourceFiles ());
this->m_definitions->setTimingNode (hook->timing ());
ci.getPreprocessor ().addPPCallbacks (MOVE_COMPAT(hook));
}
//
QStringList whichInherit;
for (const std::string &cur : argInspectBases) {
whichInherit.append (QString::fromStdString (cur));
}
//
TriaASTConsumer *consumer = new TriaASTConsumer (ci, fileName, whichInherit, argInspectAll,
argGlobalClass, this->m_definitions);
#if CLANG_VERSION_MINOR < 6
return consumer;
#else
return std::unique_ptr< clang::ASTConsumer > (consumer);
#endif
}
bool parseAST(const char* szSourceCodeFilePath, clang::ast_matchers::MatchFinder finder)
{
// create the compiler instance setup for this file as main file
prepareCompilerforFile(szSourceCodeFilePath);
std::unique_ptr<clang::ASTConsumer> pAstConsumer (finder.newASTConsumer());
clang::DiagnosticConsumer& diagConsumer = m_CompilerInstance.getDiagnosticClient();
diagConsumer.BeginSourceFile(m_CompilerInstance.getLangOpts(), &m_CompilerInstance.getPreprocessor());
clang::ParseAST(m_CompilerInstance.getPreprocessor(), pAstConsumer.get(), m_CompilerInstance.getASTContext());
diagConsumer.EndSourceFile();
return diagConsumer.getNumErrors() != 0;
}
ClangParser()
{
// Usually all examples try to build the CompilerInstance Object from CompilerInvocation object.
// However, CompilterInstance already has an in-built CompilerInvocation object. So we use it.
// Only problem is: target options are not set correctly for the in-built object. We do it manually.
// This below line is just to assert that the object exist.
clang::CompilerInvocation& invocation = m_CompilerInstance.getInvocation();
// Diagnostics is needed - set it up
m_CompilerInstance.createDiagnostics();
// set the include directories path
clang::HeaderSearchOptions & headerSearchOptions = m_CompilerInstance.getHeaderSearchOpts();
headerSearchOptions.AddPath("C:\\Program Files (x86)\\Microsoft Visual Studio 12.0\\VC\\include", clang::frontend::IncludeDirGroup::Angled, false, false);
// headerSearchOptions.Verbose = true;
// set few options
clang::LangOptions& langOptions = m_CompilerInstance.getLangOpts();
langOptions.CPlusPlus = 1;
langOptions.Bool = 1;
langOptions.RTTI = 0;
#if defined(_MSC_VER)
langOptions.MicrosoftExt = 1;
langOptions.MSVCCompat = 1;
langOptions.MSBitfields = 1;
langOptions.DelayedTemplateParsing = 1; // MSVC parses templates at the time of actual use
m_CompilerInstance.getDiagnosticOpts().setFormat(clang::TextDiagnosticFormat::Msvc);
//clInstance.getTargetOpts().ABI = "microsoft";
#endif
// Need to set the source manager before AST
m_CompilerInstance.createFileManager();
m_CompilerInstance.createSourceManager(m_CompilerInstance.getFileManager());
// Need to set the target before AST. Adjust the default target options and create a target
m_CompilerInstance.getTargetOpts().Triple = llvm::sys::getProcessTriple();
m_CompilerInstance.setTarget(clang::TargetInfo::CreateTargetInfo(m_CompilerInstance.getDiagnostics(), &m_CompilerInstance.getTargetOpts()));
// Create pre-processor and AST Context
m_CompilerInstance.createPreprocessor(clang::TranslationUnitKind::TU_Module);
m_CompilerInstance.createASTContext();
if (m_CompilerInstance.hasPreprocessor())
{
clang::Preprocessor & preprocessor = m_CompilerInstance.getPreprocessor();
preprocessor.getBuiltinInfo().InitializeBuiltins(preprocessor.getIdentifierTable(), preprocessor.getLangOpts());
}
}
void c2ffi::init_ci(config &c, clang::CompilerInstance &ci) {
using clang::DiagnosticOptions;
using clang::TextDiagnosticPrinter;
using clang::TargetOptions;
using clang::TargetInfo;
DiagnosticOptions *dopt = new DiagnosticOptions;
TextDiagnosticPrinter *tpd =
new TextDiagnosticPrinter(llvm::errs(), dopt, false);
ci.createDiagnostics(tpd);
std::shared_ptr<TargetOptions> pto =
std::shared_ptr<TargetOptions>(new TargetOptions());
if(c.arch == "")
pto->Triple = llvm::sys::getDefaultTargetTriple();
else
pto->Triple = c.arch;
TargetInfo *pti = TargetInfo::CreateTargetInfo(ci.getDiagnostics(), pto);
clang::LangOptions &lo = ci.getLangOpts();
switch(pti->getTriple().getEnvironment()) {
case llvm::Triple::EnvironmentType::GNU:
lo.GNUMode = 1;
break;
case llvm::Triple::EnvironmentType::MSVC:
lo.MSVCCompat = 1;
lo.MicrosoftExt = 1;
break;
default:
std::cerr << "c2ffi warning: Unhandled environment: '"
<< pti->getTriple().getEnvironmentName().str()
<< "' for triple '" << c.arch
<< "'" << std::endl;
}
ci.getInvocation().setLangDefaults(lo, c.kind, c.std);
ci.setTarget(pti);
ci.createFileManager();
ci.createSourceManager(ci.getFileManager());
ci.createPreprocessor(clang::TU_Complete);
ci.getPreprocessorOpts().UsePredefines = false;
ci.getPreprocessorOutputOpts().ShowCPP = c.preprocess_only;
ci.getPreprocessor().setPreprocessedOutput(c.preprocess_only);
}
bool
BeginSourceFileAction(
clang::CompilerInstance &CI, StringRef Filename) override {
xmlDoc = xmlNewDoc(BAD_CAST "1.0");
xmlNodePtr rootnode = xmlNewNode(nullptr, BAD_CAST "clangAST");
xmlDocSetRootElement(xmlDoc, rootnode);
char strftimebuf[BUFSIZ];
time_t t = time(nullptr);
strftime(strftimebuf, sizeof strftimebuf, "%F %T", localtime(&t));
xmlNewProp(rootnode, BAD_CAST "source", BAD_CAST Filename.data());
xmlNewProp(rootnode,
BAD_CAST "language",
BAD_CAST getLanguageString(CI.getLangOpts()));
xmlNewProp(rootnode, BAD_CAST "time", BAD_CAST strftimebuf);
return true;
};
