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	LLVM:1.1.1;
locks; strict;
comment	@// @;


1.1
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desc
@@


1.1
log
@Initial revision
@
text
@//===- PrintFunctionNames.cpp ---------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Example clang plugin which simply prints the names of all the top-level decls
// in the input file.
//
//===----------------------------------------------------------------------===//

#include "clang/Frontend/FrontendPluginRegistry.h"
#include "clang/AST/AST.h"
#include "clang/AST/ASTConsumer.h"
#include "clang/Frontend/CompilerInstance.h"
#include "llvm/Support/raw_ostream.h"
using namespace clang;

namespace {

class PrintFunctionsConsumer : public ASTConsumer {
public:
  virtual bool HandleTopLevelDecl(DeclGroupRef DG) {
    for (DeclGroupRef::iterator i = DG.begin(), e = DG.end(); i != e; ++i) {
      const Decl *D = *i;
      if (const NamedDecl *ND = dyn_cast<NamedDecl>(D))
        llvm::errs() << "top-level-decl: \"" << ND->getNameAsString() << "\"\n";
    }

    return true;
  }
};

class PrintFunctionNamesAction : public PluginASTAction {
protected:
  ASTConsumer *CreateASTConsumer(CompilerInstance &CI, llvm::StringRef) {
    return new PrintFunctionsConsumer();
  }

  bool ParseArgs(const CompilerInstance &CI,
                 const std::vector<std::string>& args) {
    for (unsigned i = 0, e = args.size(); i != e; ++i) {
      llvm::errs() << "PrintFunctionNames arg = " << args[i] << "\n";

      // Example error handling.
      if (args[i] == "-an-error") {
        DiagnosticsEngine &D = CI.getDiagnostics();
        unsigned DiagID = D.getCustomDiagID(
          DiagnosticsEngine::Error, "invalid argument '" + args[i] + "'");
        D.Report(DiagID);
        return false;
      }
    }
    if (args.size() && args[0] == "help")
      PrintHelp(llvm::errs());

    return true;
  }
  void PrintHelp(llvm::raw_ostream& ros) {
    ros << "Help for PrintFunctionNames plugin goes here\n";
  }

};

}

static FrontendPluginRegistry::Add<PrintFunctionNamesAction>
X("print-fns", "print function names");
@


1.1.1.1
log
@Import Clang 3.4rc1 r195771.
@
text
@@


1.1.1.2
log
@Import clang 3.5svn r198450.
@
text
@d51 3
a53 3
        unsigned DiagID = D.getCustomDiagID(DiagnosticsEngine::Error,
                                            "invalid argument '%0'");
        D.Report(DiagID) << args[i];
@


1.1.1.2.6.1
log
@Update LLVM to 3.6.1, requested by joerg in ticket 824.
@
text
@d39 2
a40 3
  std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
                                                 llvm::StringRef) {
    return llvm::make_unique<PrintFunctionsConsumer>();
@


1.1.1.3
log
@Import Clang 3.6RC1 r227398.
@
text
@d39 2
a40 3
  std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
                                                 llvm::StringRef) {
    return llvm::make_unique<PrintFunctionsConsumer>();
@


1.1.1.4
log
@Import Clang 3.8.0rc3 r261930.
@
text
@a17 1
#include "clang/AST/RecursiveASTVisitor.h"
a18 1
#include "clang/Sema/Sema.h"
a24 3
  CompilerInstance &Instance;
  std::set<std::string> ParsedTemplates;

d26 1
a26 5
  PrintFunctionsConsumer(CompilerInstance &Instance,
                         std::set<std::string> ParsedTemplates)
      : Instance(Instance), ParsedTemplates(ParsedTemplates) {}

  bool HandleTopLevelDecl(DeclGroupRef DG) override {
a34 33

  void HandleTranslationUnit(ASTContext& context) override {
    if (!Instance.getLangOpts().DelayedTemplateParsing)
      return;

    // This demonstrates how to force instantiation of some templates in
    // -fdelayed-template-parsing mode. (Note: Doing this unconditionally for
    // all templates is similar to not using -fdelayed-template-parsig in the
    // first place.)
    // The advantage of doing this in HandleTranslationUnit() is that all
    // codegen (when using -add-plugin) is completely finished and this can't
    // affect the compiler output.
    struct Visitor : public RecursiveASTVisitor<Visitor> {
      const std::set<std::string> &ParsedTemplates;
      Visitor(const std::set<std::string> &ParsedTemplates)
          : ParsedTemplates(ParsedTemplates) {}
      bool VisitFunctionDecl(FunctionDecl *FD) {
        if (FD->isLateTemplateParsed() &&
            ParsedTemplates.count(FD->getNameAsString()))
          LateParsedDecls.insert(FD);
        return true;
      }

      std::set<FunctionDecl*> LateParsedDecls;
    } v(ParsedTemplates);
    v.TraverseDecl(context.getTranslationUnitDecl());
    clang::Sema &sema = Instance.getSema();
    for (const FunctionDecl *FD : v.LateParsedDecls) {
      clang::LateParsedTemplate* LPT = sema.LateParsedTemplateMap.lookup(FD);
      sema.LateTemplateParser(sema.OpaqueParser, *LPT);
      llvm::errs() << "late-parsed-decl: \"" << FD->getNameAsString() << "\"\n";
    }   
  }
a37 1
  std::set<std::string> ParsedTemplates;
d40 2
a41 2
                                                 llvm::StringRef) override {
    return llvm::make_unique<PrintFunctionsConsumer>(CI, ParsedTemplates);
d45 1
a45 1
                 const std::vector<std::string> &args) override {
a49 1
      DiagnosticsEngine &D = CI.getDiagnostics();
d51 1
a55 8
      } else if (args[i] == "-parse-template") {
        if (i + 1 >= e) {
          D.Report(D.getCustomDiagID(DiagnosticsEngine::Error,
                                     "missing -parse-template argument"));
          return false;
        }
        ++i;
        ParsedTemplates.insert(args[i]);
d58 1
a58 1
    if (!args.empty() && args[0] == "help")
@


1.1.1.4.2.1
log
@Sync with HEAD
@
text
@d72 2
a73 3
      clang::LateParsedTemplate &LPT =
          *sema.LateParsedTemplateMap.find(FD)->second;
      sema.LateTemplateParser(sema.OpaqueParser, LPT);
@


1.1.1.5
log
@Import Clang pre-4.0.0 r291444.
@
text
@d72 2
a73 3
      clang::LateParsedTemplate &LPT =
          *sema.LateParsedTemplateMap.find(FD)->second;
      sema.LateTemplateParser(sema.OpaqueParser, LPT);
@


1.1.1.5.14.1
log
@Mostly merge changes from HEAD upto 20200411
@
text
@@


1.1.1.6
log
@Mark old LLVM instance as dead.
@
text
@@


1.1.1.2.8.1
log
@file PrintFunctionNames.cpp was added on branch tls-maxphys on 2014-08-19 23:47:20 +0000
@
text
@d1 71
@


1.1.1.2.8.2
log
@Rebase to HEAD as of a few days ago.
@
text
@a0 71
//===- PrintFunctionNames.cpp ---------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Example clang plugin which simply prints the names of all the top-level decls
// in the input file.
//
//===----------------------------------------------------------------------===//

#include "clang/Frontend/FrontendPluginRegistry.h"
#include "clang/AST/AST.h"
#include "clang/AST/ASTConsumer.h"
#include "clang/Frontend/CompilerInstance.h"
#include "llvm/Support/raw_ostream.h"
using namespace clang;

namespace {

class PrintFunctionsConsumer : public ASTConsumer {
public:
  virtual bool HandleTopLevelDecl(DeclGroupRef DG) {
    for (DeclGroupRef::iterator i = DG.begin(), e = DG.end(); i != e; ++i) {
      const Decl *D = *i;
      if (const NamedDecl *ND = dyn_cast<NamedDecl>(D))
        llvm::errs() << "top-level-decl: \"" << ND->getNameAsString() << "\"\n";
    }

    return true;
  }
};

class PrintFunctionNamesAction : public PluginASTAction {
protected:
  ASTConsumer *CreateASTConsumer(CompilerInstance &CI, llvm::StringRef) {
    return new PrintFunctionsConsumer();
  }

  bool ParseArgs(const CompilerInstance &CI,
                 const std::vector<std::string>& args) {
    for (unsigned i = 0, e = args.size(); i != e; ++i) {
      llvm::errs() << "PrintFunctionNames arg = " << args[i] << "\n";

      // Example error handling.
      if (args[i] == "-an-error") {
        DiagnosticsEngine &D = CI.getDiagnostics();
        unsigned DiagID = D.getCustomDiagID(DiagnosticsEngine::Error,
                                            "invalid argument '%0'");
        D.Report(DiagID) << args[i];
        return false;
      }
    }
    if (args.size() && args[0] == "help")
      PrintHelp(llvm::errs());

    return true;
  }
  void PrintHelp(llvm::raw_ostream& ros) {
    ros << "Help for PrintFunctionNames plugin goes here\n";
  }

};

}

static FrontendPluginRegistry::Add<PrintFunctionNamesAction>
X("print-fns", "print function names");
@


1.1.1.2.4.1
log
@file PrintFunctionNames.cpp was added on branch yamt-pagecache on 2014-05-22 16:18:19 +0000
@
text
@d1 71
@


1.1.1.2.4.2
log
@sync with head.

for a reference, the tree before this commit was tagged
as yamt-pagecache-tag8.

this commit was splitted into small chunks to avoid
a limitation of cvs.  ("Protocol error: too many arguments")
@
text
@a0 71
//===- PrintFunctionNames.cpp ---------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Example clang plugin which simply prints the names of all the top-level decls
// in the input file.
//
//===----------------------------------------------------------------------===//

#include "clang/Frontend/FrontendPluginRegistry.h"
#include "clang/AST/AST.h"
#include "clang/AST/ASTConsumer.h"
#include "clang/Frontend/CompilerInstance.h"
#include "llvm/Support/raw_ostream.h"
using namespace clang;

namespace {

class PrintFunctionsConsumer : public ASTConsumer {
public:
  virtual bool HandleTopLevelDecl(DeclGroupRef DG) {
    for (DeclGroupRef::iterator i = DG.begin(), e = DG.end(); i != e; ++i) {
      const Decl *D = *i;
      if (const NamedDecl *ND = dyn_cast<NamedDecl>(D))
        llvm::errs() << "top-level-decl: \"" << ND->getNameAsString() << "\"\n";
    }

    return true;
  }
};

class PrintFunctionNamesAction : public PluginASTAction {
protected:
  ASTConsumer *CreateASTConsumer(CompilerInstance &CI, llvm::StringRef) {
    return new PrintFunctionsConsumer();
  }

  bool ParseArgs(const CompilerInstance &CI,
                 const std::vector<std::string>& args) {
    for (unsigned i = 0, e = args.size(); i != e; ++i) {
      llvm::errs() << "PrintFunctionNames arg = " << args[i] << "\n";

      // Example error handling.
      if (args[i] == "-an-error") {
        DiagnosticsEngine &D = CI.getDiagnostics();
        unsigned DiagID = D.getCustomDiagID(DiagnosticsEngine::Error,
                                            "invalid argument '%0'");
        D.Report(DiagID) << args[i];
        return false;
      }
    }
    if (args.size() && args[0] == "help")
      PrintHelp(llvm::errs());

    return true;
  }
  void PrintHelp(llvm::raw_ostream& ros) {
    ros << "Help for PrintFunctionNames plugin goes here\n";
  }

};

}

static FrontendPluginRegistry::Add<PrintFunctionNamesAction>
X("print-fns", "print function names");
@


