Moved ConfigData -> Configuration

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15927 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 2 insertions, 517 deletions

diff --git a/tools/llvmc/ConfigData.cpp b/tools/llvmc/ConfigData.cpp
deleted file mode 100644
index a92550a9d3..0000000000
--- a/tools/llvmc/ConfigData.cpp
+++ /dev/null
@@ -1,454 +0,0 @@
-//===- ConfigData.cpp - Configuration Data Mgmt -----------------*- C++ -*-===//
-// 
-//                     The LLVM Compiler Infrastructure
-//
-// This file was developed by Reid Spencer and is distributed under the 
-// University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
-//===----------------------------------------------------------------------===//
-//
-// This file implements the parsing of configuration files for the LLVM Compiler
-// Driver (llvmc).
-//
-//===------------------------------------------------------------------------===
-
-#include "ConfigData.h"
-#include "ConfigLexer.h"
-#include "CompilerDriver.h"
-#include "Support/CommandLine.h"
-#include "Support/StringExtras.h"
-#include <iostream>
-#include <fstream>
-
-using namespace llvm;
-
-namespace llvm {
-  ConfigLexerInfo ConfigLexerState;
-  InputProvider* ConfigLexerInput = 0;
-
-  InputProvider::~InputProvider() {}
-  void InputProvider::error(const std::string& msg) {
-    std::cerr << name << ":" << ConfigLexerState.lineNum << ": Error: " << 
-      msg << "\n";
-    errCount++;
-  }
-
-  void InputProvider::checkErrors() {
-    if (errCount > 0) {
-      std::cerr << name << " had " << errCount << " errors. Terminating.\n";
-      exit(errCount);
-    }
-  }
-
-}
-
-namespace {
-
-  class FileInputProvider : public InputProvider {
-    public:
-      FileInputProvider(const std::string & fname)
-        : InputProvider(fname) 
-        , F(fname.c_str()) {
-        ConfigLexerInput = this;
-      }
-      virtual ~FileInputProvider() { F.close(); ConfigLexerInput = 0; }
-      virtual unsigned read(char *buffer, unsigned max_size) {
-        if (F.good()) {
-          F.read(buffer,max_size);
-          if ( F.gcount() ) return F.gcount() - 1;
-        }
-        return 0;
-      }
-
-      bool okay() { return F.good(); }
-    private:
-      std::ifstream F;
-  };
-
-  cl::opt<bool> DumpTokens("dump-tokens", cl::Optional, cl::Hidden, cl::init(false),
-    cl::desc("Dump lexical tokens (debug use only)."));
-
-  struct Parser
-  {
-    Parser() {
-      token = EOFTOK;
-      provider = 0;
-      confDat = 0;
-      ConfigLexerState.lineNum = 1;
-      ConfigLexerState.in_value = false;
-      ConfigLexerState.StringVal.clear();
-      ConfigLexerState.IntegerVal = 0;
-    };
-
-    ConfigLexerTokens token;
-    InputProvider* provider;
-    CompilerDriver::ConfigData* confDat;
-
-    int next() { 
-      token = Configlex();
-      if (DumpTokens) 
-        std::cerr << token << "\n";
-      return token;
-    }
-
-    bool next_is_real() { 
-      next();
-      return (token != EOLTOK) && (token != ERRORTOK) && (token != 0);
-    }
-
-    void eatLineRemnant() {
-      while (next_is_real()) ;
-    }
-
-    void error(const std::string& msg, bool skip = true) {
-      provider->error(msg);
-      if (skip)
-        eatLineRemnant();
-    }
-
-    std::string parseName() {
-      std::string result;
-      if (next() == EQUALS) {
-        while (next_is_real()) {
-          switch (token ) {
-            case STRING :
-            case OPTION : 
-              result += ConfigLexerState.StringVal + " ";
-              break;
-            default:
-              error("Invalid name");
-              break;
-          }
-        }
-        if (result.empty())
-          error("Name exepected");
-        else
-          result.erase(result.size()-1,1);
-      } else
-        error("= expected");
-      return result;
-    }
-
-    bool parseBoolean() {
-      bool result = true;
-      if (next() == EQUALS) {
-        if (next() == FALSETOK) {
-          result = false;
-        } else if (token != TRUETOK) {
-          error("Expecting boolean value");
-          return false;
-        }
-        if (next() != EOLTOK && token != 0) {
-          error("Extraneous tokens after boolean");
-        }
-      }
-      else
-        error("Expecting '='");
-      return result;
-    }
-
-    bool parseSubstitution(CompilerDriver::StringVector& optList) {
-      switch (token) {
-        case IN_SUBST:          optList.push_back("@in@"); break;
-        case OUT_SUBST:         optList.push_back("@out@"); break;
-        case TIME_SUBST:        optList.push_back("@time@"); break;
-        case STATS_SUBST:       optList.push_back("@stats@"); break;
-        case OPT_SUBST:         optList.push_back("@opt@"); break;
-        case TARGET_SUBST:      optList.push_back("@target@"); break;
-        default:
-          return false;
-      }
-      return true;
-    }
-
-    void parseOptionList(CompilerDriver::StringVector& optList ) {
-      if (next() == EQUALS) {
-        while (next_is_real()) {
-          if (token == STRING || token == OPTION)
-            optList.push_back(ConfigLexerState.StringVal);
-          else if (!parseSubstitution(optList)) {
-            error("Expecting a program argument or substitution", false);
-            break;
-          }
-        }
-      } else
-        error("Expecting '='");
-    }
-
-    void parseLang() {
-      switch (next() ) {
-        case NAME: 
-          confDat->langName = parseName(); 
-          break;
-        case OPT1: 
-          parseOptionList(confDat->opts[CompilerDriver::OPT_FAST_COMPILE]); 
-          break;
-        case OPT2: 
-          parseOptionList(confDat->opts[CompilerDriver::OPT_SIMPLE]); 
-          break;
-        case OPT3: 
-          parseOptionList(confDat->opts[CompilerDriver::OPT_AGGRESSIVE]); 
-          break;
-        case OPT4: 
-          parseOptionList(confDat->opts[CompilerDriver::OPT_LINK_TIME]); 
-          break;
-        case OPT5: 
-          parseOptionList(
-            confDat->opts[CompilerDriver::OPT_AGGRESSIVE_LINK_TIME]);
-          break;
-        default:   
-          error("Expecting 'name' or 'optN' after 'lang.'"); 
-          break;
-      }
-    }
-
-    void parseCommand(CompilerDriver::Action& action) {
-      if (next() == EQUALS) {
-        if (next() == EOLTOK) {
-          // no value (valid)
-          action.program.clear();
-          action.args.clear();
-        } else {
-          if (token == STRING || token == OPTION) {
-            action.program = ConfigLexerState.StringVal;
-          } else {
-            error("Expecting a program name");
-          }
-          while (next_is_real()) {
-            if (token == STRING || token == OPTION) {
-              action.args.push_back(ConfigLexerState.StringVal);
-            } else if (!parseSubstitution(action.args)) {
-              error("Expecting a program argument or substitution", false);
-              break;
-            }
-          }
-        }
-      }
-    }
-
-    void parsePreprocessor() {
-      switch (next()) {
-        case COMMAND:
-          parseCommand(confDat->PreProcessor);
-          break;
-        case REQUIRED:
-          if (parseBoolean())
-            confDat->PreProcessor.set(CompilerDriver::REQUIRED_FLAG);
-          else
-            confDat->PreProcessor.clear(CompilerDriver::REQUIRED_FLAG);
-          break;
-        default:
-          error("Expecting 'command' or 'required'");
-          break;
-      }
-    }
-
-    void parseTranslator() {
-      switch (next()) {
-        case COMMAND: 
-          parseCommand(confDat->Translator);
-          break;
-        case REQUIRED:
-          if (parseBoolean())
-            confDat->Translator.set(CompilerDriver::REQUIRED_FLAG);
-          else
-            confDat->Translator.clear(CompilerDriver::REQUIRED_FLAG);
-          break;
-        case PREPROCESSES:
-          if (parseBoolean())
-            confDat->Translator.set(CompilerDriver::PREPROCESSES_FLAG);
-          else 
-            confDat->Translator.clear(CompilerDriver::PREPROCESSES_FLAG);
-          break;
-        case OPTIMIZES:
-          if (parseBoolean())
-            confDat->Translator.set(CompilerDriver::OPTIMIZES_FLAG);
-          else
-            confDat->Translator.clear(CompilerDriver::OPTIMIZES_FLAG);
-          break;
-        case GROKS_DASH_O:
-          if (parseBoolean())
-            confDat->Translator.set(CompilerDriver::GROKS_DASH_O_FLAG);
-          else
-            confDat->Translator.clear(CompilerDriver::GROKS_DASH_O_FLAG);
-          break;
-        case OUTPUT_IS_ASM:
-          if (parseBoolean())
-            confDat->Translator.set(CompilerDriver::OUTPUT_IS_ASM_FLAG);
-          else
-            confDat->Translator.clear(CompilerDriver::OUTPUT_IS_ASM_FLAG);
-          break;
-
-        default:
-          error("Expecting 'command', 'required', 'preprocesses', "
-                "'groks_dash_O' or 'optimizes'");
-          break;
-      }
-    }
-
-    void parseOptimizer() {
-      switch (next()) {
-        case COMMAND:
-          parseCommand(confDat->Optimizer);
-          break;
-        case PREPROCESSES:
-          if (parseBoolean())
-            confDat->Optimizer.set(CompilerDriver::PREPROCESSES_FLAG);
-          else
-            confDat->Optimizer.clear(CompilerDriver::PREPROCESSES_FLAG);
-          break;
-        case TRANSLATES:
-          if (parseBoolean())
-            confDat->Optimizer.set(CompilerDriver::TRANSLATES_FLAG);
-          else
-            confDat->Optimizer.clear(CompilerDriver::TRANSLATES_FLAG);
-          break;
-        case GROKS_DASH_O:
-          if (parseBoolean())
-            confDat->Optimizer.set(CompilerDriver::GROKS_DASH_O_FLAG);
-          else
-            confDat->Optimizer.clear(CompilerDriver::GROKS_DASH_O_FLAG);
-          break;
-        case OUTPUT_IS_ASM:
-          if (parseBoolean())
-            confDat->Translator.set(CompilerDriver::OUTPUT_IS_ASM_FLAG);
-          else
-            confDat->Translator.clear(CompilerDriver::OUTPUT_IS_ASM_FLAG);
-          break;
-        default:
-          error("Expecting 'command' or 'groks_dash_O'");
-          break;
-      }
-    }
-
-    void parseAssembler() {
-      switch(next()) {
-        case COMMAND:
-          parseCommand(confDat->Assembler);
-          break;
-        default:
-          error("Expecting 'command'");
-          break;
-      }
-    }
-
-    void parseLinker() {
-      switch(next()) {
-        case COMMAND:
-          parseCommand(confDat->Linker);
-          break;
-        case GROKS_DASH_O:
-          if (parseBoolean())
-            confDat->Linker.set(CompilerDriver::GROKS_DASH_O_FLAG);
-          else
-            confDat->Linker.clear(CompilerDriver::GROKS_DASH_O_FLAG);
-          break;
-        default:
-          error("Expecting 'command'");
-          break;
-      }
-    }
-
-    void parseAssignment() {
-      switch (token) {
-        case LANG:          parseLang(); break;
-        case PREPROCESSOR:  parsePreprocessor(); break;
-        case TRANSLATOR:    parseTranslator(); break;
-        case OPTIMIZER:     parseOptimizer(); break;
-        case ASSEMBLER:     parseAssembler(); break;
-        case LINKER:        parseLinker(); break;
-        case EOLTOK:        break; // just ignore
-        case ERRORTOK:
-        default:          
-          error("Invalid top level configuration item");
-          break;
-      }
-    }
-
-    void parseFile() {
-      while ( next() != EOFTOK ) {
-        if (token == ERRORTOK)
-          error("Invalid token");
-        else if (token != EOLTOK)
-          parseAssignment();
-      }
-      provider->checkErrors();
-    }
-  };
-
-  void
-  ParseConfigData(InputProvider& provider, CompilerDriver::ConfigData& confDat) {
-    Parser p;
-    p.token = EOFTOK;
-    p.provider = &provider;
-    p.confDat = &confDat;
-    p.parseFile();
-  }
-}
-
-CompilerDriver::ConfigData*
-LLVMC_ConfigDataProvider::ReadConfigData(const std::string& ftype) {
-  CompilerDriver::ConfigData* result = 0;
-  if (configDir.empty()) {
-    FileInputProvider fip( std::string("/etc/llvm/") + ftype );
-    if (!fip.okay()) {
-      fip.error("Configuration for '" + ftype + "' is not available.");
-      fip.checkErrors();
-    }
-    else {
-      result = new CompilerDriver::ConfigData();
-      ParseConfigData(fip,*result);
-    }
-  } else {
-    FileInputProvider fip( configDir + "/" + ftype );
-    if (!fip.okay()) {
-      fip.error("Configuration for '" + ftype + "' is not available.");
-      fip.checkErrors();
-    }
-    else {
-      result = new CompilerDriver::ConfigData();
-      ParseConfigData(fip,*result);
-    }
-  }
-  return result;
-}
-
-LLVMC_ConfigDataProvider::LLVMC_ConfigDataProvider() 
-  : Configurations() 
-  , configDir() 
-{
-  Configurations.clear();
-}
-
-LLVMC_ConfigDataProvider::~LLVMC_ConfigDataProvider()
-{
-  ConfigDataMap::iterator cIt = Configurations.begin();
-  while (cIt != Configurations.end()) {
-    CompilerDriver::ConfigData* cd = cIt->second;
-    ++cIt;
-    delete cd;
-  }
-  Configurations.clear();
-}
-
-CompilerDriver::ConfigData* 
-LLVMC_ConfigDataProvider::ProvideConfigData(const std::string& filetype) {
-  CompilerDriver::ConfigData* result = 0;
-  if (!Configurations.empty()) {
-    ConfigDataMap::iterator cIt = Configurations.find(filetype);
-    if ( cIt != Configurations.end() ) {
-      // We found one in the case, return it.
-      result = cIt->second;
-    }
-  }
-  if (result == 0) {
-    // The configuration data doesn't exist, we have to go read it.
-    result = ReadConfigData(filetype);
-    // If we got one, cache it
-    if ( result != 0 )
-      Configurations.insert(std::make_pair(filetype,result));
-  }
-  return result; // Might return 0
-}
-
-// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab
diff --git a/tools/llvmc/ConfigData.h b/tools/llvmc/ConfigData.h
deleted file mode 100644
index e94fb89642..0000000000
--- a/tools/llvmc/ConfigData.h
+++ /dev/null
@@ -1,61 +0,0 @@
-//===- ConfigData.h - Configuration Data Provider ---------------*- C++ -*-===//
-// 
-//                     The LLVM Compiler Infrastructure
-//
-// This file was developed by Reid Spencer and is distributed under the 
-// University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
-//===----------------------------------------------------------------------===//
-//
-// This file declares the LLVMC_ConfigDataProvider class which implements the
-// generation of ConfigData objects for the CompilerDriver.
-//
-//===------------------------------------------------------------------------===
-#ifndef LLVM_TOOLS_LLVMC_CONFIGDATA_H
-#define LLVM_TOOLS_LLVMC_CONFIGDATA_H
-
-#include "CompilerDriver.h"
-#include <Support/hash_map>
-
-namespace llvm {
-  /// This class provides the high level interface to the LLVM Compiler Driver.
-  /// The driver's purpose is to make it easier for compiler writers and users
-  /// of LLVM to utilize the compiler toolkits and LLVM toolset by learning only
-  /// the interface of one program (llvmc).
-  /// 
-  /// @see llvmc.cpp
-  /// @brief The interface to the LLVM Compiler Driver.
-  class LLVMC_ConfigDataProvider : public CompilerDriver::ConfigDataProvider {
-    /// @name Constructor
-    /// @{
-    public:
-      LLVMC_ConfigDataProvider();
-      virtual ~LLVMC_ConfigDataProvider();
-
-    /// @name Methods
-    /// @{
-    public:
-      /// @brief Provide the configuration data to the CompilerDriver.
-      virtual CompilerDriver::ConfigData* 
-        ProvideConfigData(const std::string& filetype);
-
-      /// @brief Allow the configuration directory to be set
-      virtual void setConfigDir(const std::string& dirName) { configDir = dirName; }
-
-    private:
-      CompilerDriver::ConfigData* ReadConfigData(const std::string& ftype);
-
-    /// @}
-    /// @name Data
-    /// @{
-    private:
-      /// @brief This type is used internally to hold the configuration data.
-      typedef hash_map<std::string,CompilerDriver::ConfigData*,
-          hash<std::string>,std::equal_to<std::string> > ConfigDataMap;
-      ConfigDataMap Configurations; ///< The cache of configurations
-      std::string configDir;
-    /// @}
-  };
-}
-
-#endif
diff --git a/tools/llvmc/Configuration.cpp b/tools/llvmc/Configuration.cpp
index a92550a9d3..0b42e410f5 100644
--- a/tools/llvmc/Configuration.cpp
+++ b/tools/llvmc/Configuration.cpp
@@ -1,4 +1,4 @@
-//===- ConfigData.cpp - Configuration Data Mgmt -----------------*- C++ -*-===//
+//===- Configuration.cpp - Configuration Data Mgmt --------------*- C++ -*-===//
 // 
 //                     The LLVM Compiler Infrastructure
 //
diff --git a/tools/llvmc/Configuration.h b/tools/llvmc/Configuration.h
index e94fb89642..59335aa92f 100644
--- a/tools/llvmc/Configuration.h
+++ b/tools/llvmc/Configuration.h
@@ -1,4 +1,4 @@
-//===- ConfigData.h - Configuration Data Provider ---------------*- C++ -*-===//
+//===- Configuration.h - Configuration Data Mgmt ----------------*- C++ -*-===//
 // 
 //                     The LLVM Compiler Infrastructure
 //