[cfe-commits] r110903 - in /cfe/trunk: include/clang/Frontend/Utils.h lib/Frontend/CMakeLists.txt lib/Frontend/ExecuteCompilerInvocation.cpp tools/driver/cc1_main.cpp

Daniel Dunbar daniel at zuster.org
Wed Aug 11 19:53:12 PDT 2010


Author: ddunbar
Date: Wed Aug 11 21:53:12 2010
New Revision: 110903

URL: http://llvm.org/viewvc/llvm-project?rev=110903&view=rev
Log:
Frontend: Move the bulk of the cc1_main() processing into
ExecuteCompilerInvocation in libFrontend.

Added:
    cfe/trunk/lib/Frontend/ExecuteCompilerInvocation.cpp
Modified:
    cfe/trunk/include/clang/Frontend/Utils.h
    cfe/trunk/lib/Frontend/CMakeLists.txt
    cfe/trunk/tools/driver/cc1_main.cpp

Modified: cfe/trunk/include/clang/Frontend/Utils.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Frontend/Utils.h?rev=110903&r1=110902&r2=110903&view=diff
==============================================================================
--- cfe/trunk/include/clang/Frontend/Utils.h (original)
+++ cfe/trunk/include/clang/Frontend/Utils.h Wed Aug 11 21:53:12 2010
@@ -23,6 +23,7 @@
 
 namespace clang {
 class ASTConsumer;
+class CompilerInstance;
 class Decl;
 class DependencyOutputOptions;
 class Diagnostic;
@@ -76,6 +77,13 @@
 /// a seekable stream.
 void CacheTokens(Preprocessor &PP, llvm::raw_fd_ostream* OS);
 
+
+/// ExecuteCompilerInvocation - Execute the given actions described by the
+/// compiler invocation object in the given compiler instance.
+///
+/// \return - True on success.
+bool ExecuteCompilerInvocation(CompilerInstance *Clang);
+
 }  // end namespace clang
 
 #endif

Modified: cfe/trunk/lib/Frontend/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/CMakeLists.txt?rev=110903&r1=110902&r2=110903&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/CMakeLists.txt (original)
+++ cfe/trunk/lib/Frontend/CMakeLists.txt Wed Aug 11 21:53:12 2010
@@ -12,6 +12,7 @@
   DependencyFile.cpp
   DiagChecker.cpp
   DocumentXML.cpp
+  ExecuteCompilerInvocation.cpp
   FrontendAction.cpp
   FrontendActions.cpp
   FrontendOptions.cpp

Added: cfe/trunk/lib/Frontend/ExecuteCompilerInvocation.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/ExecuteCompilerInvocation.cpp?rev=110903&view=auto
==============================================================================
--- cfe/trunk/lib/Frontend/ExecuteCompilerInvocation.cpp (added)
+++ cfe/trunk/lib/Frontend/ExecuteCompilerInvocation.cpp Wed Aug 11 21:53:12 2010
@@ -0,0 +1,154 @@
+//===--- ExecuteCompilerInvocation.cpp ------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file holds ExecuteCompilerInvocation(). It is split into its own file to
+// minimize the impact of pulling in essentially everything else in Clang.
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Frontend/Utils.h"
+#include "clang/Checker/FrontendActions.h"
+#include "clang/CodeGen/CodeGenAction.h"
+#include "clang/Driver/CC1Options.h"
+#include "clang/Driver/OptTable.h"
+#include "clang/Frontend/CompilerInvocation.h"
+#include "clang/Frontend/CompilerInstance.h"
+#include "clang/Frontend/FrontendActions.h"
+#include "clang/Frontend/FrontendDiagnostic.h"
+#include "clang/Frontend/FrontendPluginRegistry.h"
+#include "clang/Rewrite/FrontendActions.h"
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/System/DynamicLibrary.h"
+using namespace clang;
+
+static FrontendAction *CreateFrontendBaseAction(CompilerInstance &CI) {
+  using namespace clang::frontend;
+
+  switch (CI.getFrontendOpts().ProgramAction) {
+  default:
+    llvm_unreachable("Invalid program action!");
+
+  case ASTDump:                return new ASTDumpAction();
+  case ASTPrint:               return new ASTPrintAction();
+  case ASTPrintXML:            return new ASTPrintXMLAction();
+  case ASTView:                return new ASTViewAction();
+  case BoostCon:               return new BoostConAction();
+  case DumpRawTokens:          return new DumpRawTokensAction();
+  case DumpTokens:             return new DumpTokensAction();
+  case EmitAssembly:           return new EmitAssemblyAction();
+  case EmitBC:                 return new EmitBCAction();
+  case EmitHTML:               return new HTMLPrintAction();
+  case EmitLLVM:               return new EmitLLVMAction();
+  case EmitLLVMOnly:           return new EmitLLVMOnlyAction();
+  case EmitCodeGenOnly:        return new EmitCodeGenOnlyAction();
+  case EmitObj:                return new EmitObjAction();
+  case FixIt:                  return new FixItAction();
+  case GeneratePCH:            return new GeneratePCHAction();
+  case GeneratePTH:            return new GeneratePTHAction();
+  case InheritanceView:        return new InheritanceViewAction();
+  case InitOnly:               return new InitOnlyAction();
+  case ParseSyntaxOnly:        return new SyntaxOnlyAction();
+
+  case PluginAction: {
+    for (FrontendPluginRegistry::iterator it =
+           FrontendPluginRegistry::begin(), ie = FrontendPluginRegistry::end();
+         it != ie; ++it) {
+      if (it->getName() == CI.getFrontendOpts().ActionName) {
+        llvm::OwningPtr<PluginASTAction> P(it->instantiate());
+        if (!P->ParseArgs(CI, CI.getFrontendOpts().PluginArgs))
+          return 0;
+        return P.take();
+      }
+    }
+
+    CI.getDiagnostics().Report(diag::err_fe_invalid_plugin_name)
+      << CI.getFrontendOpts().ActionName;
+    return 0;
+  }
+
+  case PrintDeclContext:       return new DeclContextPrintAction();
+  case PrintPreamble:          return new PrintPreambleAction();
+  case PrintPreprocessedInput: return new PrintPreprocessedAction();
+  case RewriteMacros:          return new RewriteMacrosAction();
+  case RewriteObjC:            return new RewriteObjCAction();
+  case RewriteTest:            return new RewriteTestAction();
+  case RunAnalysis:            return new AnalysisAction();
+  case RunPreprocessorOnly:    return new PreprocessOnlyAction();
+  }
+}
+
+static FrontendAction *CreateFrontendAction(CompilerInstance &CI) {
+  // Create the underlying action.
+  FrontendAction *Act = CreateFrontendBaseAction(CI);
+  if (!Act)
+    return 0;
+
+  // If there are any AST files to merge, create a frontend action
+  // adaptor to perform the merge.
+  if (!CI.getFrontendOpts().ASTMergeFiles.empty())
+    Act = new ASTMergeAction(Act, &CI.getFrontendOpts().ASTMergeFiles[0],
+                             CI.getFrontendOpts().ASTMergeFiles.size());
+
+  return Act;
+}
+
+bool clang::ExecuteCompilerInvocation(CompilerInstance *Clang) {
+  // Honor -help.
+  if (Clang->getFrontendOpts().ShowHelp) {
+    llvm::OwningPtr<driver::OptTable> Opts(driver::createCC1OptTable());
+    Opts->PrintHelp(llvm::outs(), "clang -cc1",
+                    "LLVM 'Clang' Compiler: http://clang.llvm.org");
+    return 0;
+  }
+
+  // Honor -version.
+  //
+  // FIXME: Use a better -version message?
+  if (Clang->getFrontendOpts().ShowVersion) {
+    llvm::cl::PrintVersionMessage();
+    return 0;
+  }
+
+  // Honor -mllvm.
+  //
+  // FIXME: Remove this, one day.
+  if (!Clang->getFrontendOpts().LLVMArgs.empty()) {
+    unsigned NumArgs = Clang->getFrontendOpts().LLVMArgs.size();
+    const char **Args = new const char*[NumArgs + 2];
+    Args[0] = "clang (LLVM option parsing)";
+    for (unsigned i = 0; i != NumArgs; ++i)
+      Args[i + 1] = Clang->getFrontendOpts().LLVMArgs[i].c_str();
+    Args[NumArgs + 1] = 0;
+    llvm::cl::ParseCommandLineOptions(NumArgs + 1, const_cast<char **>(Args));
+  }
+
+  // Load any requested plugins.
+  for (unsigned i = 0,
+         e = Clang->getFrontendOpts().Plugins.size(); i != e; ++i) {
+    const std::string &Path = Clang->getFrontendOpts().Plugins[i];
+    std::string Error;
+    if (llvm::sys::DynamicLibrary::LoadLibraryPermanently(Path.c_str(), &Error))
+      Clang->getDiagnostics().Report(diag::err_fe_unable_to_load_plugin)
+        << Path << Error;
+  }
+
+  // If there were errors in processing arguments, don't do anything else.
+  bool Success = false;
+  if (!Clang->getDiagnostics().getNumErrors()) {
+    // Create and execute the frontend action.
+    llvm::OwningPtr<FrontendAction> Act(CreateFrontendAction(*Clang));
+    if (Act) {
+      Success = Clang->ExecuteAction(*Act);
+      if (Clang->getFrontendOpts().DisableFree)
+        Act.take();
+    }
+  }
+
+  return Success;
+}

Modified: cfe/trunk/tools/driver/cc1_main.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/tools/driver/cc1_main.cpp?rev=110903&r1=110902&r2=110903&view=diff
==============================================================================
--- cfe/trunk/tools/driver/cc1_main.cpp (original)
+++ cfe/trunk/tools/driver/cc1_main.cpp Wed Aug 11 21:53:12 2010
@@ -13,9 +13,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "clang/Basic/Diagnostic.h"
-#include "clang/Checker/FrontendActions.h"
-#include "clang/CodeGen/CodeGenAction.h"
 #include "clang/Driver/Arg.h"
 #include "clang/Driver/ArgList.h"
 #include "clang/Driver/CC1Options.h"
@@ -23,20 +20,16 @@
 #include "clang/Driver/OptTable.h"
 #include "clang/Frontend/CompilerInstance.h"
 #include "clang/Frontend/CompilerInvocation.h"
-#include "clang/Frontend/FrontendActions.h"
 #include "clang/Frontend/FrontendDiagnostic.h"
-#include "clang/Frontend/FrontendPluginRegistry.h"
 #include "clang/Frontend/TextDiagnosticBuffer.h"
 #include "clang/Frontend/TextDiagnosticPrinter.h"
-#include "clang/Rewrite/FrontendActions.h"
+#include "clang/Frontend/Utils.h"
 #include "llvm/LLVMContext.h"
-#include "llvm/ADT/OwningPtr.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/Timer.h"
 #include "llvm/Support/raw_ostream.h"
-#include "llvm/System/DynamicLibrary.h"
 #include "llvm/Target/TargetSelect.h"
 #include <cstdio>
 using namespace clang;
@@ -54,77 +47,6 @@
   exit(1);
 }
 
-static FrontendAction *CreateFrontendBaseAction(CompilerInstance &CI) {
-  using namespace clang::frontend;
-
-  switch (CI.getFrontendOpts().ProgramAction) {
-  default:
-    llvm_unreachable("Invalid program action!");
-
-  case ASTDump:                return new ASTDumpAction();
-  case ASTPrint:               return new ASTPrintAction();
-  case ASTPrintXML:            return new ASTPrintXMLAction();
-  case ASTView:                return new ASTViewAction();
-  case BoostCon:               return new BoostConAction();
-  case DumpRawTokens:          return new DumpRawTokensAction();
-  case DumpTokens:             return new DumpTokensAction();
-  case EmitAssembly:           return new EmitAssemblyAction();
-  case EmitBC:                 return new EmitBCAction();
-  case EmitHTML:               return new HTMLPrintAction();
-  case EmitLLVM:               return new EmitLLVMAction();
-  case EmitLLVMOnly:           return new EmitLLVMOnlyAction();
-  case EmitCodeGenOnly:        return new EmitCodeGenOnlyAction();
-  case EmitObj:                return new EmitObjAction();
-  case FixIt:                  return new FixItAction();
-  case GeneratePCH:            return new GeneratePCHAction();
-  case GeneratePTH:            return new GeneratePTHAction();
-  case InheritanceView:        return new InheritanceViewAction();
-  case InitOnly:               return new InitOnlyAction();
-  case ParseSyntaxOnly:        return new SyntaxOnlyAction();
-
-  case PluginAction: {
-    for (FrontendPluginRegistry::iterator it =
-           FrontendPluginRegistry::begin(), ie = FrontendPluginRegistry::end();
-         it != ie; ++it) {
-      if (it->getName() == CI.getFrontendOpts().ActionName) {
-        llvm::OwningPtr<PluginASTAction> P(it->instantiate());
-        if (!P->ParseArgs(CI, CI.getFrontendOpts().PluginArgs))
-          return 0;
-        return P.take();
-      }
-    }
-
-    CI.getDiagnostics().Report(diag::err_fe_invalid_plugin_name)
-      << CI.getFrontendOpts().ActionName;
-    return 0;
-  }
-
-  case PrintDeclContext:       return new DeclContextPrintAction();
-  case PrintPreamble:          return new PrintPreambleAction();
-  case PrintPreprocessedInput: return new PrintPreprocessedAction();
-  case RewriteMacros:          return new RewriteMacrosAction();
-  case RewriteObjC:            return new RewriteObjCAction();
-  case RewriteTest:            return new RewriteTestAction();
-  case RunAnalysis:            return new AnalysisAction();
-  case RunPreprocessorOnly:    return new PreprocessOnlyAction();
-  }
-}
-
-static FrontendAction *CreateFrontendAction(CompilerInstance &CI) {
-  // Create the underlying action.
-  FrontendAction *Act = CreateFrontendBaseAction(CI);
-  if (!Act)
-    return 0;
-
-  // If there are any AST files to merge, create a frontend action
-  // adaptor to perform the merge.
-  if (!CI.getFrontendOpts().ASTMergeFiles.empty())
-    Act = new ASTMergeAction(Act, &CI.getFrontendOpts().ASTMergeFiles[0],
-                             CI.getFrontendOpts().ASTMergeFiles.size());
-
-  return Act;
-}
-
 // FIXME: Define the need for this testing away.
 static int cc1_test(Diagnostic &Diags,
                     const char **ArgBegin, const char **ArgEnd) {
@@ -234,56 +156,8 @@
 
   DiagsBuffer.FlushDiagnostics(Clang->getDiagnostics());
 
-  // Honor -help.
-  if (Clang->getFrontendOpts().ShowHelp) {
-    llvm::OwningPtr<driver::OptTable> Opts(driver::createCC1OptTable());
-    Opts->PrintHelp(llvm::outs(), "clang -cc1",
-                    "LLVM 'Clang' Compiler: http://clang.llvm.org");
-    return 0;
-  }
-
-  // Honor -version.
-  //
-  // FIXME: Use a better -version message?
-  if (Clang->getFrontendOpts().ShowVersion) {
-    llvm::cl::PrintVersionMessage();
-    return 0;
-  }
-
-  // Honor -mllvm.
-  //
-  // FIXME: Remove this, one day.
-  if (!Clang->getFrontendOpts().LLVMArgs.empty()) {
-    unsigned NumArgs = Clang->getFrontendOpts().LLVMArgs.size();
-    const char **Args = new const char*[NumArgs + 2];
-    Args[0] = "clang (LLVM option parsing)";
-    for (unsigned i = 0; i != NumArgs; ++i)
-      Args[i + 1] = Clang->getFrontendOpts().LLVMArgs[i].c_str();
-    Args[NumArgs + 1] = 0;
-    llvm::cl::ParseCommandLineOptions(NumArgs + 1, const_cast<char **>(Args));
-  }
-
-  // Load any requested plugins.
-  for (unsigned i = 0,
-         e = Clang->getFrontendOpts().Plugins.size(); i != e; ++i) {
-    const std::string &Path = Clang->getFrontendOpts().Plugins[i];
-    std::string Error;
-    if (llvm::sys::DynamicLibrary::LoadLibraryPermanently(Path.c_str(), &Error))
-      Clang->getDiagnostics().Report(diag::err_fe_unable_to_load_plugin)
-        << Path << Error;
-  }
-
-  // If there were errors in processing arguments, don't do anything else.
-  bool Success = false;
-  if (!Clang->getDiagnostics().getNumErrors()) {
-    // Create and execute the frontend action.
-    llvm::OwningPtr<FrontendAction> Act(CreateFrontendAction(*Clang));
-    if (Act) {
-      Success = Clang->ExecuteAction(*Act);
-      if (Clang->getFrontendOpts().DisableFree)
-        Act.take();
-    }
-  }
+  // Execute the frontend actions.
+  bool Success = ExecuteCompilerInvocation(Clang.get());
 
   // If any timers were active but haven't been destroyed yet, print their
   // results now.  This happens in -disable-free mode.





More information about the cfe-commits mailing list