Method GetBufferReference

cpp/src/gandiva/llvm_generator.cc:1369–1395

}

llvm::Value* LLVMGenerator::Visitor::GetBufferReference(int idx, BufferType buffer_type,
                                                        FieldPtr field) {
  llvm::IRBuilder<>* builder = ir_builder();

  // Switch to the entry block to create a reference.
  llvm::BasicBlock* saved_block = builder->GetInsertBlock();
  builder->SetInsertPoint(entry_block_);

  llvm::Value* slot_ref = nullptr;
  switch (buffer_type) {
    case kBufferTypeValidity:
      slot_ref = generator_->GetValidityReference(arg_addrs_, idx, field);
      break;

    case kBufferTypeData:
      slot_ref = generator_->GetDataReference(arg_addrs_, idx, field);
      break;

    case kBufferTypeOffsets:
      slot_ref = generator_->GetOffsetsReference(arg_addrs_, idx, field);
      break;
  }

  // Revert to the saved block.
  builder->SetInsertPoint(saved_block);
  return slot_ref;
}

llvm::Value* LLVMGenerator::Visitor::GetSliceOffset(int idx) {
  return slice_offsets_[idx];