ld64/src/ld/parsers/lto_file.h

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  24
  25 #ifndef __LTO_FILE_H__
  26 #define __LTO_FILE_H__
  27
  28 #include "ld.hpp"
  29
  30 namespace lto {
  31
  32 extern const char* version();
  33
  34 extern bool libLTOisLoaded();
  35
  36 extern const char* archName(const uint8_t* fileContent, uint64_t fileLength);
  37
  38 extern bool isObjectFile(const uint8_t* fileContent, uint64_t fileLength, cpu_type_t architecture, cpu_subtype_t subarch);
  39
  40 extern ld::relocatable::File* parse(const uint8_t* fileContent, uint64_t fileLength,
  41                                                                         const char* path, time_t modTime, ld::File::Ordinal ordinal,
  42                                                                         cpu_type_t architecture, cpu_subtype_t subarch, bool logAllFiles,
  43                                                                         bool verboseOptimizationHints);
  44
  45 struct OptimizeOptions {
  46         const char*                                                     outputFilePath;
  47         const char*                                                     tmpObjectFilePath;
  48         bool                                                            preserveAllGlobals;
  49         bool                                                            verbose;
  50         bool                                                            saveTemps;
  51         bool                                                            ltoCodegenOnly;
  52         bool                                                            pie;
  53         bool                                                            mainExecutable;
  54         bool                                                            staticExecutable;
  55         bool                                                            relocatable;
  56         bool                                                            allowTextRelocs;
  57         bool                                                            linkerDeadStripping;
  58         bool                                                            needsUnwindInfoSection;
  59         bool                                                            keepDwarfUnwind;
  60         bool                                                            verboseOptimizationHints;
  61         bool                                                            armUsesZeroCostExceptions;
  62         bool                                                            simulator;
  63         bool                                                            ignoreMismatchPlatform;
  64         bool                                                            bitcodeBundle;
  65         uint8_t                                                         maxDefaultCommonAlignment;
  66         cpu_type_t                                                      arch;
  67         const char*                                                     mcpu;
  68         Options::Platform                                       platform;
  69         const std::vector<const char*>*         llvmOptions;
  70         const std::vector<const char*>*         initialUndefines;
  71 };
  72
  73 extern bool     optimize(   const std::vector<const ld::Atom*>& allAtoms,
  74                                                 ld::Internal&                                           state,
  75                                                 const OptimizeOptions&                          options,
  76                                                 ld::File::AtomHandler&                          handler,
  77                                                 std::vector<const ld::Atom*>&           newAtoms,
  78                                                 std::vector<const char*>&                       additionalUndefines);
  79
  80 } // namespace lto
  81
  82
  83 #endif // __LTO_FILE_H__
  84
  85