//===- CompilerDriver.h - Compiler Driver -----------------------*- C++ -*-===//
-//
+//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Reid Spencer and is distributed under the
+// 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 CompilerDriver class which implements the bulk of the
// LLVM Compiler Driver program (llvmc).
//
-//===------------------------------------------------------------------------===
+//===----------------------------------------------------------------------===//
+
#ifndef LLVM_TOOLS_LLVMC_COMPILERDRIVER_H
#define LLVM_TOOLS_LLVMC_COMPILERDRIVER_H
#include <string>
#include <vector>
-#include "Support/SetVector.h"
+#include "llvm/System/Program.h"
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 CompilerDriver {
/// @name Types
/// @{
public:
- /// @brief A vector of strings, commonly used
+ /// @brief A vector of strings, used for argument lists
typedef std::vector<std::string> StringVector;
+ /// @brief A vector of sys::Path, used for path lists
+ typedef std::vector<sys::Path> PathVector;
+
/// @brief A table of strings, indexed typically by Phases
typedef std::vector<StringVector> StringTable;
enum Phases {
PREPROCESSING, ///< Source language combining, filtering, substitution
TRANSLATION, ///< Translate source -> LLVM bytecode/assembly
- OPTIMIZATION, ///< Optimize translation result
+ OPTIMIZATION, ///< Optimize translation result
ASSEMBLY, ///< Convert program to executable
LINKING, ///< Link bytecode and native code
NUM_PHASES ///< Always last!
PREPROCESSES_FLAG = 0x0002, ///< Does this action preprocess?
TRANSLATES_FLAG = 0x0004, ///< Does this action translate?
OUTPUT_IS_ASM_FLAG = 0x0008, ///< Action produces .ll files?
- FLAGS_MASK = 0x000F, ///< Union of all flags
+ FLAGS_MASK = 0x000F ///< Union of all flags
};
/// This type is the input list to the CompilerDriver. It provides
- /// a vector of filename/filetype pairs. The filetype is used to look up
+ /// a vector of pathname/filetype pairs. The filetype is used to look up
/// the configuration of the actions to be taken by the driver.
/// @brief The Input Data to the execute method
- typedef std::vector<std::pair<std::string,std::string> > InputList;
+ typedef std::vector<std::pair<sys::Path,std::string> > InputList;
/// This type is read from configuration files or otherwise provided to
/// the CompilerDriver through a "ConfigDataProvider". It serves as both
/// language.
struct Action {
Action() : flags(0) {}
- std::string program; ///< The program to execve
- StringVector args; ///< Arguments to the program
- unsigned flags; ///< Action specific flags
+ sys::Path program; ///< The program to execve
+ StringVector args; ///< Arguments to the program
+ unsigned flags; ///< Action specific flags
void set(unsigned fl ) { flags |= fl; }
void clear(unsigned fl) { flags &= (FLAGS_MASK ^ fl); }
bool isSet(unsigned fl) { return (flags&fl) != 0; }
struct ConfigData {
ConfigData();
std::string version; ///< The version number.
- std::string langName; ///< The name of the source language
+ std::string langName; ///< The name of the source language
StringTable opts; ///< The o10n options for each level
+ StringVector libpaths; ///< The library paths
Action PreProcessor; ///< PreProcessor command line
Action Translator; ///< Translator command line
Action Optimizer; ///< Optimizer command line
/// This pure virtual interface class defines the interface between the
/// CompilerDriver and other software that provides ConfigData objects to
/// it. The CompilerDriver must be configured to use an object of this
- /// type so it can obtain the configuration data.
+ /// type so it can obtain the configuration data.
/// @see setConfigDataProvider
/// @brief Configuration Data Provider interface
class ConfigDataProvider {
public:
+ virtual ~ConfigDataProvider();
virtual ConfigData* ProvideConfigData(const std::string& filetype) = 0;
- virtual void setConfigDir(const std::string& dirName) = 0;
+ virtual void setConfigDir(const sys::Path& dirName) = 0;
+ };
+
+ /// These flags control various actions of the compiler driver. They are
+ /// used by adding the needed flag values together and passing them to the
+ /// compiler driver's setDriverFlags method.
+ /// @see setDriverFlags
+ /// @brief Driver specific flags
+ enum DriverFlags {
+ DRY_RUN_FLAG = 0x0001, ///< Do everything but execute actions
+ VERBOSE_FLAG = 0x0002, ///< Print each action
+ DEBUG_FLAG = 0x0004, ///< Print debug information
+ TIME_PASSES_FLAG = 0x0008, ///< Time the passes as they execute
+ TIME_ACTIONS_FLAG = 0x0010, ///< Time the actions as they execute
+ SHOW_STATS_FLAG = 0x0020, ///< Show pass statistics
+ EMIT_NATIVE_FLAG = 0x0040, ///< Emit native code instead of bc
+ EMIT_RAW_FLAG = 0x0080, ///< Emit raw, unoptimized bytecode
+ KEEP_TEMPS_FLAG = 0x0100, ///< Don't delete temporary files
+ STRIP_OUTPUT_FLAG = 0x0200, ///< Strip symbols from linked output
+ DRIVER_FLAGS_MASK = 0x03FF ///< Union of the above flags
};
/// @}
/// @name Constructors
/// @{
public:
- CompilerDriver(ConfigDataProvider& cdp );
+ /// @brief Static Constructor
+ static CompilerDriver* Get(ConfigDataProvider& CDP);
+
+ /// @brief Virtual destructor
virtual ~CompilerDriver();
/// @}
/// @name Methods
/// @{
public:
- /// @brief Handle an error
- virtual void error(const std::string& errmsg);
-
/// @brief Execute the actions requested for the given input list.
- virtual int execute(const InputList& list, const std::string& output);
+ virtual int execute(
+ const InputList& list, const sys::Path& output, std::string& ErrMsg) =0;
- /// @}
- /// @name Mutators
- /// @{
- public:
/// @brief Set the final phase at which compilation terminates
- void setFinalPhase( Phases phase ) { finalPhase = phase; }
+ virtual void setFinalPhase(Phases phase) = 0;
/// @brief Set the optimization level for the compilation
- void setOptimization( OptimizationLevels level ) { optLevel = level; }
-
- /// @brief Prevent the CompilerDriver from taking any actions
- void setDryRun( bool TF ) { isDryRun = TF; }
-
- /// @brief Cause the CompilerDriver to print to stderr all the
- /// actions it is taking.
- void setVerbose( bool TF ) { isVerbose = TF; }
+ virtual void setOptimization(OptimizationLevels level) = 0;
- /// @brief Cause the CompilerDriver to print to stderr very verbose
- /// information that might be useful in debugging the driver's actions
- void setDebug( bool TF ) { isDebug = TF; }
+ /// @brief Set the driver flags.
+ virtual void setDriverFlags(unsigned flags) = 0;
- /// @brief Cause the CompilerDriver to print to stderr the
- /// execution time of each action taken.
- void setTimeActions( bool TF ) { timeActions = TF; }
-
- /// @brief Cause the CompilerDriver to print timings for each pass.
- void setTimePasses( bool TF ) { timePasses = TF; }
-
- /// @brief Cause the CompilerDriver to show statistics gathered
- void setShowStats( bool TF ) { showStats = TF; }
-
- /// @brief Indicate that native code is to be generated instead
- /// of LLVM bytecode.
- void setEmitNativeCode( bool TF ) { emitNativeCode = TF; }
-
- /// @brief Indicate that raw, unoptimized code is to be generated.
- void setEmitRawCode(bool TF ) { emitRawCode = TF; }
+ /// @brief Set the output machine name.
+ virtual void setOutputMachine(const std::string& machineName) = 0;
- void setKeepTemporaries(bool TF) { keepTemps = TF; }
+ /// @brief Set the options for a given phase.
+ virtual void setPhaseArgs(Phases phase, const StringVector& opts) = 0;
- /// @brief Set the output machine name.
- void setOutputMachine( const std::string& machineName ) {
- machine = machineName;
- }
+ /// @brief Set Library Paths
+ virtual void setIncludePaths(const StringVector& paths) = 0;
- /// @brief Set Preprocessor specific options
- void setPhaseArgs(Phases phase, const std::vector<std::string>& opts) {
- assert(phase <= LINKING && phase >= PREPROCESSING);
- AdditionalArgs[phase] = opts;
- }
+ /// @brief Set Library Paths
+ virtual void setSymbolDefines(const StringVector& paths) = 0;
/// @brief Set Library Paths
- void setLibraryPaths(const std::vector<std::string>& paths) {
- LibraryPaths = paths;
- }
+ virtual void setLibraryPaths(const StringVector& paths) = 0;
- /// @brief Set the list of library paths to be searched for
- /// libraries.
- void addLibraryPath( const std::string& libPath ) {
- LibraryPaths.push_back(libPath);
- }
+ /// @brief Add a path to the list of library paths
+ virtual void addLibraryPath( const sys::Path& libPath ) = 0;
- /// @}
- /// @name Functions
- /// @{
- private:
- Action* GetAction(ConfigData* cd, const std::string& input,
- const std::string& output, Phases phase );
+ /// @brief Add a path to the list of paths in which to find tools
+ virtual void addToolPath( const sys::Path& toolPath) = 0;
- bool DoAction(Action* a);
+ /// @brief Set the list of -f options to be passed through
+ virtual void setfPassThrough(const StringVector& fOpts) = 0;
- std::string GetPathForLinkageItem(const std::string& link_item,
- const std::string& dir);
+ /// @brief Set the list of -M options to be passed through
+ virtual void setMPassThrough(const StringVector& fOpts) = 0;
- bool ProcessLinkageItem(const std::string& link_item,
- SetVector<std::string>& set,
- std::string& err);
+ /// @brief Set the list of -W options to be passed through
+ virtual void setWPassThrough(const StringVector& fOpts) = 0;
- /// @}
- /// @name Data
- /// @{
- private:
- ConfigDataProvider* cdp; ///< Where we get configuration data from
- Phases finalPhase; ///< The final phase of compilation
- OptimizationLevels optLevel; ///< The optimization level to apply
- bool isDryRun; ///< Prevent actions ?
- bool isVerbose; ///< Print actions?
- bool isDebug; ///< Print lotsa debug info?
- bool timeActions; ///< Time the actions executed ?
- bool timePasses; ///< Time each pass and print timing ?
- bool showStats; ///< Show gathered statistics ?
- bool emitRawCode; ///< Emit Raw (unoptimized) code?
- bool emitNativeCode; ///< Emit native code instead of bytecode?
- bool keepTemps; ///< Keep temporary files?
- std::string machine; ///< Target machine name
- StringVector LibraryPaths; ///< -L options
- StringTable AdditionalArgs; ///< The -Txyz options
- std::string TempDir; ///< Name of the temporary directory.
+ /// @brief Determine where a linkage file is located in the file system
+ virtual sys::Path GetPathForLinkageItem(
+ const std::string& link_item, ///< Item to be sought
+ bool native = false ///< Looking for native?
+ ) = 0;
/// @}
-
};
}