Method GetBuildLog

src/treelearner/gpu_tree_learner.cpp:546–567

}

std::string GPUTreeLearner::GetBuildLog(const std::string &opts) {
  boost::compute::program program = boost::compute::program::create_with_source(kernel_source_, ctx_);
  try {
    program.build(opts);
  }
  catch (boost::compute::opencl_error &e) {
    auto error_code = e.error_code();
    std::string log("No log available.\n");
    // for other types of failure, build log might not be available; program.build_log() can crash
    if (error_code == CL_INVALID_PROGRAM || error_code == CL_BUILD_PROGRAM_FAILURE) {
      try {
        log = program.build_log();
      }
      catch(...) {
        // Something bad happened. Just return "No log available."
      }
    }
    return log;
  }
  // build is okay, log may contain warnings
  return program.build_log();
}

void GPUTreeLearner::BuildGPUKernels() {
  Log::Info("Compiling OpenCL Kernel with %d bins...", device_bin_size_);