revng-revng/lib/Backend/DecompileToSingleFilePipe.cpp

//
// This file is distributed under the MIT License. See LICENSE.md for details.
//

#include "revng/Backend/DecompileToSingleFile.h"
#include "revng/Backend/DecompileToSingleFilePipe.h"
#include "revng/HeadersGeneration/Options.h"
#include "revng/Pipeline/AllRegistries.h"
#include "revng/Pipeline/RegisterContainerFactory.h"
#include "revng/Pipes/FileContainer.h"
#include "revng/Pipes/Kinds.h"
#include "revng/TypeNames/ModelCBuilder.h"

using namespace revng::kinds;

namespace revng::pipes {

static pipeline::RegisterDefaultConstructibleContainer<DecompiledFileContainer>
  Reg;

using Container = DecompileStringMap;
void DecompileToSingleFile::run(pipeline::ExecutionContext &EC,
                                const Container &DecompiledFunctions,
                                DecompiledFileContainer &OutCFile) {

  llvm::raw_string_ostream Out = OutCFile.asStream();

  namespace options = revng::options;
  ptml::ModelCBuilder B(Out,
                        *getModelFromContext(EC),
                        /* EnableTaglessMode = */ false,
                        // Disable stack frame inlining because enabling it
                        // could break the property that we emit syntactically
                        // valid C code, due to the stack frame type definition
                        // being duplicated in the global header and
                        // in the function's body. In the single file artifact
                        // recompilability is still important.
                        { .EnableStackFrameInlining = false });

  // Make a single C file with an empty set of targets, which means all the
  // functions in DecompiledFunctions
  printSingleCFile(B, DecompiledFunctions, {} /* Targets */);
  Out.flush();

  EC.commitUniqueTarget(OutCFile);
}

} // end namespace revng::pipes

static pipeline::RegisterPipe<revng::pipes::DecompileToSingleFile> Y;