#include "CompilerDriver.h"
#include "Configuration.h"
+#include "llvm/Pass.h"
#include "llvm/System/Signals.h"
-#include "Support/CommandLine.h"
+#include "llvm/Support/CommandLine.h"
#include <iostream>
using namespace llvm;
//===------------------------------------------------------------------------===
//=== PHASE OPTIONS
//===------------------------------------------------------------------------===
-cl::opt<CompilerDriver::Phases> FinalPhase(
+cl::opt<CompilerDriver::Phases> FinalPhase(cl::Optional,
cl::desc("Choose final phase of compilation:"),
cl::init(CompilerDriver::LINKING),
cl::values(
//===------------------------------------------------------------------------===
//=== OPTIMIZATION OPTIONS
//===------------------------------------------------------------------------===
-cl::opt<CompilerDriver::OptimizationLevels> OptLevel(
+cl::opt<CompilerDriver::OptimizationLevels> OptLevel(cl::ZeroOrMore,
cl::desc("Choose level of optimization to apply:"),
cl::init(CompilerDriver::OPT_FAST_COMPILE),
cl::values(
cl::desc("Pass specific options to the pre-processor"),
cl::value_desc("option"));
+cl::alias PreprocessorToolOptsAlias("Wp,", cl::ZeroOrMore,
+ cl::desc("Alias for -Tpre"), cl::aliasopt(PreprocessorToolOpts));
+
cl::list<std::string> TranslatorToolOpts("Ttrn", cl::ZeroOrMore,
cl::desc("Pass specific options to the assembler"),
cl::value_desc("option"));
cl::desc("Pass specific options to the assembler"),
cl::value_desc("option"));
+cl::alias AssemblerToolOptsAlias("Wa,", cl::ZeroOrMore,
+ cl::desc("Alias for -Tasm"), cl::aliasopt(AssemblerToolOpts));
+
cl::list<std::string> OptimizerToolOpts("Topt", cl::ZeroOrMore,
cl::desc("Pass specific options to the optimizer"),
cl::value_desc("option"));
cl::desc("Pass specific options to the linker"),
cl::value_desc("option"));
+cl::alias LinkerToolOptsAlias("Wl,", cl::ZeroOrMore,
+ cl::desc("Alias for -Tlnk"), cl::aliasopt(LinkerToolOpts));
+
+cl::list<std::string> fOpts("f", cl::ZeroOrMore, cl::Prefix,
+ cl::desc("Pass through -f options to compiler tools"),
+ cl::value_desc("option"));
+
+cl::list<std::string> MOpts("M", cl::ZeroOrMore, cl::Prefix,
+ cl::desc("Pass through -M options to compiler tools"),
+ cl::value_desc("option"));
+
+cl::list<std::string> WOpts("W", cl::ZeroOrMore, cl::Prefix,
+ cl::desc("Pass through -W options to compiler tools"),
+ cl::value_desc("option"));
+
+cl::list<std::string> BOpt("B", cl::ZeroOrMore, cl::Prefix,
+ cl::desc("Specify path to find llvmc sub-tools"),
+ cl::value_desc("dir"));
+
//===------------------------------------------------------------------------===
//=== INPUT OPTIONS
//===------------------------------------------------------------------------===
cl::list<std::string> LibPaths("L", cl::Prefix,
- cl::desc("Specify a library search path"), cl::value_desc("directory"));
-
+ cl::desc("Specify a library search path"), cl::value_desc("dir"));
+
cl::list<std::string> Libraries("l", cl::Prefix,
- cl::desc("Specify libraries to link to"), cl::value_desc("library prefix"));
+ cl::desc("Specify base name of libraries to link to"), cl::value_desc("lib"));
+
+cl::list<std::string> Includes("I", cl::Prefix,
+ cl::desc("Specify location to search for included source"),
+ cl::value_desc("dir"));
+cl::list<std::string> Defines("D", cl::Prefix,
+ cl::desc("Specify a pre-processor symbol to define"),
+ cl::value_desc("symbol"));
//===------------------------------------------------------------------------===
//=== OUTPUT OPTIONS
//===------------------------------------------------------------------------===
cl::opt<std::string> OutputFilename("o",
- cl::desc("Override output filename"), cl::value_desc("filename"));
+ cl::desc("Override output filename"), cl::value_desc("file"));
cl::opt<std::string> OutputMachine("m", cl::Prefix,
cl::desc("Specify a target machine"), cl::value_desc("machine"));
-
+
cl::opt<bool> Native("native", cl::init(false),
- cl::desc("Generative native object and executables instead of bytecode"));
+ cl::desc("Generative native code instead of bytecode"));
+
+cl::opt<bool> DebugOutput("g", cl::init(false),
+ cl::desc("Generate objects that include debug symbols"));
+
+cl::opt<bool> StripOutput("strip", cl::init(false),
+ cl::desc("Strip all symbols from linked output file"));
+
+cl::opt<std::string> PrintFileName("print-fname", cl::Optional,
+ cl::value_desc("file"),
+ cl::desc("Print the full path for the option's value"));
//===------------------------------------------------------------------------===
//=== INFORMATION OPTIONS
cl::opt<bool> TimeActions("time-actions", cl::Optional, cl::init(false),
cl::desc("Print execution time for each action taken"));
-cl::opt<bool> TimePasses("time-passes", cl::Optional, cl::init(false),
- cl::desc("Print execution time for each optimization pass"));
-
cl::opt<bool> ShowStats("stats", cl::Optional, cl::init(false),
cl::desc("Print statistics accumulated during optimization"));
//===------------------------------------------------------------------------===
static cl::opt<std::string> ConfigDir("config-dir", cl::Optional,
- cl::desc("Specify a configuration directory to override defaults"),
- cl::value_desc("directory"));
+ cl::desc("Specify configuration directory to override defaults"),
+ cl::value_desc("dir"));
static cl::opt<bool> EmitRawCode("emit-raw-code", cl::Hidden, cl::Optional,
cl::desc("Emit raw, unoptimized code"));
static cl::opt<bool> PipeCommands("pipe", cl::Optional,
cl::desc("Invoke sub-commands by linking input/output with pipes"));
-static cl::opt<bool> KeepTemporaries("keep-temps", cl::Optional,
- cl::desc("Don't delete the temporary files created during compilation"));
+static cl::opt<bool> KeepTemps("keep-temps", cl::Optional,
+ cl::desc("Don't delete temporary files created by llvmc"));
//===------------------------------------------------------------------------===
//=== POSITIONAL OPTIONS
//===------------------------------------------------------------------------===
-static cl::list<std::string> Files(cl::Positional, cl::OneOrMore,
+static cl::list<std::string> Files(cl::Positional, cl::ZeroOrMore,
cl::desc("[Sources/objects/libraries]"));
static cl::list<std::string> Languages("x", cl::ZeroOrMore,
} // end anonymous namespace
+void handleTerminatingOptions(CompilerDriver* CD) {
+ if (!PrintFileName.empty()) {
+ sys::Path path = CD->GetPathForLinkageItem(PrintFileName,false);
+ std::string p = path.toString();
+ if (p.empty())
+ std::cout << "Can't locate '" << PrintFileName << "'.\n";
+ else
+ std::cout << p << "\n";
+ exit(0);
+ }
+}
/// @brief The main program for llvmc
int main(int argc, char **argv) {
+ // Make sure we print stack trace if we get bad signals
+ sys::PrintStackTraceOnErrorSignal();
+
try {
- // Make sure we print stack trace if we get bad signals
- PrintStackTraceOnErrorSignal();
// Parse the command line options
cl::ParseCommandLineOptions(argc, argv,
- " LLVM Compilation Driver (llvmc)\n\n"
+ " LLVM Compiler Driver (llvmc)\n\n"
" This program provides easy invocation of the LLVM tool set\n"
- " and source language compiler tools.\n"
+ " and other compiler tools.\n"
);
// Deal with unimplemented options.
if (PipeCommands)
- throw "Not implemented yet: -pipe";
+ throw std::string("Not implemented yet: -pipe");
if (OutputFilename.empty())
if (OptLevel == CompilerDriver::LINKING)
OutputFilename = "a.out";
- else
- throw "An output file must be specified. Please use the -o option";
-
// Construct the ConfigDataProvider object
LLVMC_ConfigDataProvider Provider;
- Provider.setConfigDir(ConfigDir);
+ Provider.setConfigDir(sys::Path(ConfigDir));
// Construct the CompilerDriver object
- CompilerDriver CD(Provider);
-
- // Configure the driver based on options
- CD.setVerbose(Verbose);
- CD.setDebug(Debug);
- CD.setDryRun(DryRun);
- CD.setFinalPhase(FinalPhase);
- CD.setOptimization(OptLevel);
- CD.setOutputMachine(OutputMachine);
- CD.setEmitNativeCode(Native);
- CD.setEmitRawCode(EmitRawCode);
- CD.setTimeActions(TimeActions);
- CD.setTimePasses(TimePasses);
- CD.setShowStats(ShowStats);
- CD.setKeepTemporaries(KeepTemporaries);
- CD.setLibraryPaths(LibPaths);
+ CompilerDriver* CD = CompilerDriver::Get(Provider);
+
+ // If the LLVM_LIB_SEARCH_PATH environment variable is
+ // set, append it to the list of places to search for libraries
+ std::string srchPath = getenv("LLVM_LIB_SEARCH_PATH");
+ if (!srchPath.empty())
+ LibPaths.push_back(srchPath);
+
+ // Set the driver flags based on command line options
+ unsigned flags = 0;
+ if (Verbose) flags |= CompilerDriver::VERBOSE_FLAG;
+ if (Debug) flags |= CompilerDriver::DEBUG_FLAG;
+ if (DryRun) flags |= CompilerDriver::DRY_RUN_FLAG;
+ if (Native) flags |= CompilerDriver::EMIT_NATIVE_FLAG;
+ if (EmitRawCode) flags |= CompilerDriver::EMIT_RAW_FLAG;
+ if (KeepTemps) flags |= CompilerDriver::KEEP_TEMPS_FLAG;
+ if (ShowStats) flags |= CompilerDriver::SHOW_STATS_FLAG;
+ if (TimeActions) flags |= CompilerDriver::TIME_ACTIONS_FLAG;
+ if (TimePassesIsEnabled) flags |= CompilerDriver::TIME_PASSES_FLAG;
+ if (StripOutput) flags |= CompilerDriver::STRIP_OUTPUT_FLAG;
+ CD->setDriverFlags(flags);
+
+ // Specify requred parameters
+ CD->setFinalPhase(FinalPhase);
+ CD->setOptimization(OptLevel);
+ CD->setOutputMachine(OutputMachine);
+ CD->setIncludePaths(Includes);
+ CD->setSymbolDefines(Defines);
+ CD->setLibraryPaths(LibPaths);
+ CD->setfPassThrough(fOpts);
+ CD->setMPassThrough(MOpts);
+ CD->setWPassThrough(WOpts);
+
+ // Provide additional tool arguments
if (!PreprocessorToolOpts.empty())
- CD.setPhaseArgs(CompilerDriver::PREPROCESSING, PreprocessorToolOpts);
+ CD->setPhaseArgs(CompilerDriver::PREPROCESSING, PreprocessorToolOpts);
if (!TranslatorToolOpts.empty())
- CD.setPhaseArgs(CompilerDriver::TRANSLATION, TranslatorToolOpts);
+ CD->setPhaseArgs(CompilerDriver::TRANSLATION, TranslatorToolOpts);
if (!OptimizerToolOpts.empty())
- CD.setPhaseArgs(CompilerDriver::OPTIMIZATION, OptimizerToolOpts);
+ CD->setPhaseArgs(CompilerDriver::OPTIMIZATION, OptimizerToolOpts);
if (!AssemblerToolOpts.empty())
- CD.setPhaseArgs(CompilerDriver::ASSEMBLY,AssemblerToolOpts);
+ CD->setPhaseArgs(CompilerDriver::ASSEMBLY,AssemblerToolOpts);
if (!LinkerToolOpts.empty())
- CD.setPhaseArgs(CompilerDriver::LINKING, LinkerToolOpts);
+ CD->setPhaseArgs(CompilerDriver::LINKING, LinkerToolOpts);
+
+ // Check for options that cause us to terminate before any significant work
+ // is done.
+ handleTerminatingOptions(CD);
// Prepare the list of files to be compiled by the CompilerDriver.
CompilerDriver::InputList InpList;
}
// Tell the driver to do its thing
- int result = CD.execute(InpList,OutputFilename);
+ int result = CD->execute(InpList,sys::Path(OutputFilename));
if (result != 0) {
- throw "Error executing actions. Terminated.\n";
+ throw std::string("Error executing actions. Terminated.");
return result;
}
// All is good, return success
return 0;
- } catch (std::string& msg) {
+ } catch (const std::string& msg) {
std::cerr << argv[0] << ": " << msg << "\n";
} catch (...) {
std::cerr << argv[0] << ": Unexpected unknown exception occurred.\n";
}
+ return 1;
}