diff --git "a/venv/lib/python3.10/site-packages/pyarrow/include/arrow/util/bpacking_default.h" "b/venv/lib/python3.10/site-packages/pyarrow/include/arrow/util/bpacking_default.h"
new file mode 100644--- /dev/null
+++ "b/venv/lib/python3.10/site-packages/pyarrow/include/arrow/util/bpacking_default.h"
@@ -0,0 +1,4251 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+// This file was modified from its original version for inclusion in parquet-cpp.
+// Original source:
+// https://github.com/lemire/FrameOfReference/blob/6ccaf9e97160f9a3b299e23a8ef739e711ef0c71/src/bpacking.cpp
+// The original copyright notice follows.
+
+// This code is released under the
+// Apache License Version 2.0 http://www.apache.org/licenses/.
+// (c) Daniel Lemire 2013
+
+#pragma once
+
+#include "arrow/util/bit_util.h"
+#include "arrow/util/ubsan.h"
+
+namespace arrow {
+namespace internal {
+
+inline const uint32_t* unpack1_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) & 1;
+  out++;
+  *out = (inl >> 1) & 1;
+  out++;
+  *out = (inl >> 2) & 1;
+  out++;
+  *out = (inl >> 3) & 1;
+  out++;
+  *out = (inl >> 4) & 1;
+  out++;
+  *out = (inl >> 5) & 1;
+  out++;
+  *out = (inl >> 6) & 1;
+  out++;
+  *out = (inl >> 7) & 1;
+  out++;
+  *out = (inl >> 8) & 1;
+  out++;
+  *out = (inl >> 9) & 1;
+  out++;
+  *out = (inl >> 10) & 1;
+  out++;
+  *out = (inl >> 11) & 1;
+  out++;
+  *out = (inl >> 12) & 1;
+  out++;
+  *out = (inl >> 13) & 1;
+  out++;
+  *out = (inl >> 14) & 1;
+  out++;
+  *out = (inl >> 15) & 1;
+  out++;
+  *out = (inl >> 16) & 1;
+  out++;
+  *out = (inl >> 17) & 1;
+  out++;
+  *out = (inl >> 18) & 1;
+  out++;
+  *out = (inl >> 19) & 1;
+  out++;
+  *out = (inl >> 20) & 1;
+  out++;
+  *out = (inl >> 21) & 1;
+  out++;
+  *out = (inl >> 22) & 1;
+  out++;
+  *out = (inl >> 23) & 1;
+  out++;
+  *out = (inl >> 24) & 1;
+  out++;
+  *out = (inl >> 25) & 1;
+  out++;
+  *out = (inl >> 26) & 1;
+  out++;
+  *out = (inl >> 27) & 1;
+  out++;
+  *out = (inl >> 28) & 1;
+  out++;
+  *out = (inl >> 29) & 1;
+  out++;
+  *out = (inl >> 30) & 1;
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack2_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 2);
+  out++;
+  *out = (inl >> 2) % (1U << 2);
+  out++;
+  *out = (inl >> 4) % (1U << 2);
+  out++;
+  *out = (inl >> 6) % (1U << 2);
+  out++;
+  *out = (inl >> 8) % (1U << 2);
+  out++;
+  *out = (inl >> 10) % (1U << 2);
+  out++;
+  *out = (inl >> 12) % (1U << 2);
+  out++;
+  *out = (inl >> 14) % (1U << 2);
+  out++;
+  *out = (inl >> 16) % (1U << 2);
+  out++;
+  *out = (inl >> 18) % (1U << 2);
+  out++;
+  *out = (inl >> 20) % (1U << 2);
+  out++;
+  *out = (inl >> 22) % (1U << 2);
+  out++;
+  *out = (inl >> 24) % (1U << 2);
+  out++;
+  *out = (inl >> 26) % (1U << 2);
+  out++;
+  *out = (inl >> 28) % (1U << 2);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 2);
+  out++;
+  *out = (inl >> 2) % (1U << 2);
+  out++;
+  *out = (inl >> 4) % (1U << 2);
+  out++;
+  *out = (inl >> 6) % (1U << 2);
+  out++;
+  *out = (inl >> 8) % (1U << 2);
+  out++;
+  *out = (inl >> 10) % (1U << 2);
+  out++;
+  *out = (inl >> 12) % (1U << 2);
+  out++;
+  *out = (inl >> 14) % (1U << 2);
+  out++;
+  *out = (inl >> 16) % (1U << 2);
+  out++;
+  *out = (inl >> 18) % (1U << 2);
+  out++;
+  *out = (inl >> 20) % (1U << 2);
+  out++;
+  *out = (inl >> 22) % (1U << 2);
+  out++;
+  *out = (inl >> 24) % (1U << 2);
+  out++;
+  *out = (inl >> 26) % (1U << 2);
+  out++;
+  *out = (inl >> 28) % (1U << 2);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack3_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 3);
+  out++;
+  *out = (inl >> 3) % (1U << 3);
+  out++;
+  *out = (inl >> 6) % (1U << 3);
+  out++;
+  *out = (inl >> 9) % (1U << 3);
+  out++;
+  *out = (inl >> 12) % (1U << 3);
+  out++;
+  *out = (inl >> 15) % (1U << 3);
+  out++;
+  *out = (inl >> 18) % (1U << 3);
+  out++;
+  *out = (inl >> 21) % (1U << 3);
+  out++;
+  *out = (inl >> 24) % (1U << 3);
+  out++;
+  *out = (inl >> 27) % (1U << 3);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (3 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 3);
+  out++;
+  *out = (inl >> 4) % (1U << 3);
+  out++;
+  *out = (inl >> 7) % (1U << 3);
+  out++;
+  *out = (inl >> 10) % (1U << 3);
+  out++;
+  *out = (inl >> 13) % (1U << 3);
+  out++;
+  *out = (inl >> 16) % (1U << 3);
+  out++;
+  *out = (inl >> 19) % (1U << 3);
+  out++;
+  *out = (inl >> 22) % (1U << 3);
+  out++;
+  *out = (inl >> 25) % (1U << 3);
+  out++;
+  *out = (inl >> 28) % (1U << 3);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (3 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 3);
+  out++;
+  *out = (inl >> 5) % (1U << 3);
+  out++;
+  *out = (inl >> 8) % (1U << 3);
+  out++;
+  *out = (inl >> 11) % (1U << 3);
+  out++;
+  *out = (inl >> 14) % (1U << 3);
+  out++;
+  *out = (inl >> 17) % (1U << 3);
+  out++;
+  *out = (inl >> 20) % (1U << 3);
+  out++;
+  *out = (inl >> 23) % (1U << 3);
+  out++;
+  *out = (inl >> 26) % (1U << 3);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack4_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 4);
+  out++;
+  *out = (inl >> 4) % (1U << 4);
+  out++;
+  *out = (inl >> 8) % (1U << 4);
+  out++;
+  *out = (inl >> 12) % (1U << 4);
+  out++;
+  *out = (inl >> 16) % (1U << 4);
+  out++;
+  *out = (inl >> 20) % (1U << 4);
+  out++;
+  *out = (inl >> 24) % (1U << 4);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 4);
+  out++;
+  *out = (inl >> 4) % (1U << 4);
+  out++;
+  *out = (inl >> 8) % (1U << 4);
+  out++;
+  *out = (inl >> 12) % (1U << 4);
+  out++;
+  *out = (inl >> 16) % (1U << 4);
+  out++;
+  *out = (inl >> 20) % (1U << 4);
+  out++;
+  *out = (inl >> 24) % (1U << 4);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 4);
+  out++;
+  *out = (inl >> 4) % (1U << 4);
+  out++;
+  *out = (inl >> 8) % (1U << 4);
+  out++;
+  *out = (inl >> 12) % (1U << 4);
+  out++;
+  *out = (inl >> 16) % (1U << 4);
+  out++;
+  *out = (inl >> 20) % (1U << 4);
+  out++;
+  *out = (inl >> 24) % (1U << 4);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 4);
+  out++;
+  *out = (inl >> 4) % (1U << 4);
+  out++;
+  *out = (inl >> 8) % (1U << 4);
+  out++;
+  *out = (inl >> 12) % (1U << 4);
+  out++;
+  *out = (inl >> 16) % (1U << 4);
+  out++;
+  *out = (inl >> 20) % (1U << 4);
+  out++;
+  *out = (inl >> 24) % (1U << 4);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack5_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 5);
+  out++;
+  *out = (inl >> 5) % (1U << 5);
+  out++;
+  *out = (inl >> 10) % (1U << 5);
+  out++;
+  *out = (inl >> 15) % (1U << 5);
+  out++;
+  *out = (inl >> 20) % (1U << 5);
+  out++;
+  *out = (inl >> 25) % (1U << 5);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (5 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 5);
+  out++;
+  *out = (inl >> 8) % (1U << 5);
+  out++;
+  *out = (inl >> 13) % (1U << 5);
+  out++;
+  *out = (inl >> 18) % (1U << 5);
+  out++;
+  *out = (inl >> 23) % (1U << 5);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (5 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 5);
+  out++;
+  *out = (inl >> 6) % (1U << 5);
+  out++;
+  *out = (inl >> 11) % (1U << 5);
+  out++;
+  *out = (inl >> 16) % (1U << 5);
+  out++;
+  *out = (inl >> 21) % (1U << 5);
+  out++;
+  *out = (inl >> 26) % (1U << 5);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (5 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 5);
+  out++;
+  *out = (inl >> 9) % (1U << 5);
+  out++;
+  *out = (inl >> 14) % (1U << 5);
+  out++;
+  *out = (inl >> 19) % (1U << 5);
+  out++;
+  *out = (inl >> 24) % (1U << 5);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (5 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 5);
+  out++;
+  *out = (inl >> 7) % (1U << 5);
+  out++;
+  *out = (inl >> 12) % (1U << 5);
+  out++;
+  *out = (inl >> 17) % (1U << 5);
+  out++;
+  *out = (inl >> 22) % (1U << 5);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack6_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 6);
+  out++;
+  *out = (inl >> 6) % (1U << 6);
+  out++;
+  *out = (inl >> 12) % (1U << 6);
+  out++;
+  *out = (inl >> 18) % (1U << 6);
+  out++;
+  *out = (inl >> 24) % (1U << 6);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (6 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 6);
+  out++;
+  *out = (inl >> 10) % (1U << 6);
+  out++;
+  *out = (inl >> 16) % (1U << 6);
+  out++;
+  *out = (inl >> 22) % (1U << 6);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (6 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 6);
+  out++;
+  *out = (inl >> 8) % (1U << 6);
+  out++;
+  *out = (inl >> 14) % (1U << 6);
+  out++;
+  *out = (inl >> 20) % (1U << 6);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 6);
+  out++;
+  *out = (inl >> 6) % (1U << 6);
+  out++;
+  *out = (inl >> 12) % (1U << 6);
+  out++;
+  *out = (inl >> 18) % (1U << 6);
+  out++;
+  *out = (inl >> 24) % (1U << 6);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (6 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 6);
+  out++;
+  *out = (inl >> 10) % (1U << 6);
+  out++;
+  *out = (inl >> 16) % (1U << 6);
+  out++;
+  *out = (inl >> 22) % (1U << 6);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (6 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 6);
+  out++;
+  *out = (inl >> 8) % (1U << 6);
+  out++;
+  *out = (inl >> 14) % (1U << 6);
+  out++;
+  *out = (inl >> 20) % (1U << 6);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack7_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 7);
+  out++;
+  *out = (inl >> 7) % (1U << 7);
+  out++;
+  *out = (inl >> 14) % (1U << 7);
+  out++;
+  *out = (inl >> 21) % (1U << 7);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (7 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 7);
+  out++;
+  *out = (inl >> 10) % (1U << 7);
+  out++;
+  *out = (inl >> 17) % (1U << 7);
+  out++;
+  *out = (inl >> 24) % (1U << 7);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (7 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 7);
+  out++;
+  *out = (inl >> 13) % (1U << 7);
+  out++;
+  *out = (inl >> 20) % (1U << 7);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (7 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 7);
+  out++;
+  *out = (inl >> 9) % (1U << 7);
+  out++;
+  *out = (inl >> 16) % (1U << 7);
+  out++;
+  *out = (inl >> 23) % (1U << 7);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (7 - 5);
+  out++;
+  *out = (inl >> 5) % (1U << 7);
+  out++;
+  *out = (inl >> 12) % (1U << 7);
+  out++;
+  *out = (inl >> 19) % (1U << 7);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (7 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 7);
+  out++;
+  *out = (inl >> 8) % (1U << 7);
+  out++;
+  *out = (inl >> 15) % (1U << 7);
+  out++;
+  *out = (inl >> 22) % (1U << 7);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (7 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 7);
+  out++;
+  *out = (inl >> 11) % (1U << 7);
+  out++;
+  *out = (inl >> 18) % (1U << 7);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack8_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 8);
+  out++;
+  *out = (inl >> 8) % (1U << 8);
+  out++;
+  *out = (inl >> 16) % (1U << 8);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 8);
+  out++;
+  *out = (inl >> 8) % (1U << 8);
+  out++;
+  *out = (inl >> 16) % (1U << 8);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 8);
+  out++;
+  *out = (inl >> 8) % (1U << 8);
+  out++;
+  *out = (inl >> 16) % (1U << 8);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 8);
+  out++;
+  *out = (inl >> 8) % (1U << 8);
+  out++;
+  *out = (inl >> 16) % (1U << 8);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 8);
+  out++;
+  *out = (inl >> 8) % (1U << 8);
+  out++;
+  *out = (inl >> 16) % (1U << 8);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 8);
+  out++;
+  *out = (inl >> 8) % (1U << 8);
+  out++;
+  *out = (inl >> 16) % (1U << 8);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 8);
+  out++;
+  *out = (inl >> 8) % (1U << 8);
+  out++;
+  *out = (inl >> 16) % (1U << 8);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 8);
+  out++;
+  *out = (inl >> 8) % (1U << 8);
+  out++;
+  *out = (inl >> 16) % (1U << 8);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack9_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 9);
+  out++;
+  *out = (inl >> 9) % (1U << 9);
+  out++;
+  *out = (inl >> 18) % (1U << 9);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (9 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 9);
+  out++;
+  *out = (inl >> 13) % (1U << 9);
+  out++;
+  *out = (inl >> 22) % (1U << 9);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (9 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 9);
+  out++;
+  *out = (inl >> 17) % (1U << 9);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (9 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 9);
+  out++;
+  *out = (inl >> 12) % (1U << 9);
+  out++;
+  *out = (inl >> 21) % (1U << 9);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (9 - 7);
+  out++;
+  *out = (inl >> 7) % (1U << 9);
+  out++;
+  *out = (inl >> 16) % (1U << 9);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (9 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 9);
+  out++;
+  *out = (inl >> 11) % (1U << 9);
+  out++;
+  *out = (inl >> 20) % (1U << 9);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (9 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 9);
+  out++;
+  *out = (inl >> 15) % (1U << 9);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (9 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 9);
+  out++;
+  *out = (inl >> 10) % (1U << 9);
+  out++;
+  *out = (inl >> 19) % (1U << 9);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (9 - 5);
+  out++;
+  *out = (inl >> 5) % (1U << 9);
+  out++;
+  *out = (inl >> 14) % (1U << 9);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack10_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 10);
+  out++;
+  *out = (inl >> 10) % (1U << 10);
+  out++;
+  *out = (inl >> 20) % (1U << 10);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (10 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 10);
+  out++;
+  *out = (inl >> 18) % (1U << 10);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (10 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 10);
+  out++;
+  *out = (inl >> 16) % (1U << 10);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (10 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 10);
+  out++;
+  *out = (inl >> 14) % (1U << 10);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (10 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 10);
+  out++;
+  *out = (inl >> 12) % (1U << 10);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 10);
+  out++;
+  *out = (inl >> 10) % (1U << 10);
+  out++;
+  *out = (inl >> 20) % (1U << 10);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (10 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 10);
+  out++;
+  *out = (inl >> 18) % (1U << 10);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (10 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 10);
+  out++;
+  *out = (inl >> 16) % (1U << 10);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (10 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 10);
+  out++;
+  *out = (inl >> 14) % (1U << 10);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (10 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 10);
+  out++;
+  *out = (inl >> 12) % (1U << 10);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack11_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 11);
+  out++;
+  *out = (inl >> 11) % (1U << 11);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (11 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 11);
+  out++;
+  *out = (inl >> 12) % (1U << 11);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (11 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 11);
+  out++;
+  *out = (inl >> 13) % (1U << 11);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (11 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 11);
+  out++;
+  *out = (inl >> 14) % (1U << 11);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (11 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 11);
+  out++;
+  *out = (inl >> 15) % (1U << 11);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (11 - 5);
+  out++;
+  *out = (inl >> 5) % (1U << 11);
+  out++;
+  *out = (inl >> 16) % (1U << 11);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (11 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 11);
+  out++;
+  *out = (inl >> 17) % (1U << 11);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (11 - 7);
+  out++;
+  *out = (inl >> 7) % (1U << 11);
+  out++;
+  *out = (inl >> 18) % (1U << 11);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (11 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 11);
+  out++;
+  *out = (inl >> 19) % (1U << 11);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (11 - 9);
+  out++;
+  *out = (inl >> 9) % (1U << 11);
+  out++;
+  *out = (inl >> 20) % (1U << 11);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (11 - 10);
+  out++;
+  *out = (inl >> 10) % (1U << 11);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack12_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 12);
+  out++;
+  *out = (inl >> 12) % (1U << 12);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (12 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 12);
+  out++;
+  *out = (inl >> 16) % (1U << 12);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (12 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 12);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 12);
+  out++;
+  *out = (inl >> 12) % (1U << 12);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (12 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 12);
+  out++;
+  *out = (inl >> 16) % (1U << 12);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (12 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 12);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 12);
+  out++;
+  *out = (inl >> 12) % (1U << 12);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (12 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 12);
+  out++;
+  *out = (inl >> 16) % (1U << 12);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (12 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 12);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 12);
+  out++;
+  *out = (inl >> 12) % (1U << 12);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (12 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 12);
+  out++;
+  *out = (inl >> 16) % (1U << 12);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (12 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 12);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack13_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 13);
+  out++;
+  *out = (inl >> 13) % (1U << 13);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (13 - 7);
+  out++;
+  *out = (inl >> 7) % (1U << 13);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (13 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 13);
+  out++;
+  *out = (inl >> 14) % (1U << 13);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (13 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 13);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (13 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 13);
+  out++;
+  *out = (inl >> 15) % (1U << 13);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (13 - 9);
+  out++;
+  *out = (inl >> 9) % (1U << 13);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (13 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 13);
+  out++;
+  *out = (inl >> 16) % (1U << 13);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (13 - 10);
+  out++;
+  *out = (inl >> 10) % (1U << 13);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (13 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 13);
+  out++;
+  *out = (inl >> 17) % (1U << 13);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 11)) << (13 - 11);
+  out++;
+  *out = (inl >> 11) % (1U << 13);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (13 - 5);
+  out++;
+  *out = (inl >> 5) % (1U << 13);
+  out++;
+  *out = (inl >> 18) % (1U << 13);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (13 - 12);
+  out++;
+  *out = (inl >> 12) % (1U << 13);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (13 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 13);
+  out++;
+  *out = (inl >> 19);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack14_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 14);
+  out++;
+  *out = (inl >> 14) % (1U << 14);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (14 - 10);
+  out++;
+  *out = (inl >> 10) % (1U << 14);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (14 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 14);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (14 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 14);
+  out++;
+  *out = (inl >> 16) % (1U << 14);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (14 - 12);
+  out++;
+  *out = (inl >> 12) % (1U << 14);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (14 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 14);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (14 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 14);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 14);
+  out++;
+  *out = (inl >> 14) % (1U << 14);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (14 - 10);
+  out++;
+  *out = (inl >> 10) % (1U << 14);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (14 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 14);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (14 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 14);
+  out++;
+  *out = (inl >> 16) % (1U << 14);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (14 - 12);
+  out++;
+  *out = (inl >> 12) % (1U << 14);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (14 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 14);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (14 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 14);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack15_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 15);
+  out++;
+  *out = (inl >> 15) % (1U << 15);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 13)) << (15 - 13);
+  out++;
+  *out = (inl >> 13) % (1U << 15);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 11)) << (15 - 11);
+  out++;
+  *out = (inl >> 11) % (1U << 15);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (15 - 9);
+  out++;
+  *out = (inl >> 9) % (1U << 15);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (15 - 7);
+  out++;
+  *out = (inl >> 7) % (1U << 15);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (15 - 5);
+  out++;
+  *out = (inl >> 5) % (1U << 15);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (15 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 15);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (15 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 15);
+  out++;
+  *out = (inl >> 16) % (1U << 15);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (15 - 14);
+  out++;
+  *out = (inl >> 14) % (1U << 15);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (15 - 12);
+  out++;
+  *out = (inl >> 12) % (1U << 15);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (15 - 10);
+  out++;
+  *out = (inl >> 10) % (1U << 15);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (15 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 15);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (15 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 15);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (15 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 15);
+  out++;
+  *out = (inl >> 19);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (15 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 15);
+  out++;
+  *out = (inl >> 17);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack16_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack17_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 17);
+  out++;
+  *out = (inl >> 17);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (17 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 17);
+  out++;
+  *out = (inl >> 19);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (17 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 17);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (17 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 17);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (17 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 17);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (17 - 10);
+  out++;
+  *out = (inl >> 10) % (1U << 17);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (17 - 12);
+  out++;
+  *out = (inl >> 12) % (1U << 17);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (17 - 14);
+  out++;
+  *out = (inl >> 14) % (1U << 17);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (17 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (17 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 17);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (17 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 17);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (17 - 5);
+  out++;
+  *out = (inl >> 5) % (1U << 17);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (17 - 7);
+  out++;
+  *out = (inl >> 7) % (1U << 17);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (17 - 9);
+  out++;
+  *out = (inl >> 9) % (1U << 17);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 11)) << (17 - 11);
+  out++;
+  *out = (inl >> 11) % (1U << 17);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 13)) << (17 - 13);
+  out++;
+  *out = (inl >> 13) % (1U << 17);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 15)) << (17 - 15);
+  out++;
+  *out = (inl >> 15);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack18_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (18 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 18);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (18 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 18);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (18 - 12);
+  out++;
+  *out = (inl >> 12) % (1U << 18);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (18 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (18 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 18);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (18 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 18);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (18 - 10);
+  out++;
+  *out = (inl >> 10) % (1U << 18);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (18 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (18 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 18);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (18 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 18);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (18 - 12);
+  out++;
+  *out = (inl >> 12) % (1U << 18);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (18 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (18 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 18);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (18 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 18);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (18 - 10);
+  out++;
+  *out = (inl >> 10) % (1U << 18);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (18 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack19_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 19);
+  out++;
+  *out = (inl >> 19);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (19 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 19);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (19 - 12);
+  out++;
+  *out = (inl >> 12) % (1U << 19);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (19 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (19 - 5);
+  out++;
+  *out = (inl >> 5) % (1U << 19);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 11)) << (19 - 11);
+  out++;
+  *out = (inl >> 11) % (1U << 19);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 17)) << (19 - 17);
+  out++;
+  *out = (inl >> 17);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (19 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 19);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (19 - 10);
+  out++;
+  *out = (inl >> 10) % (1U << 19);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (19 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (19 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 19);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (19 - 9);
+  out++;
+  *out = (inl >> 9) % (1U << 19);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 15)) << (19 - 15);
+  out++;
+  *out = (inl >> 15);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (19 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 19);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (19 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 19);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (19 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (19 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 19);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (19 - 7);
+  out++;
+  *out = (inl >> 7) % (1U << 19);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 13)) << (19 - 13);
+  out++;
+  *out = (inl >> 13);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack20_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (20 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 20);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (20 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (20 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 20);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (20 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (20 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 20);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (20 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (20 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 20);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (20 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (20 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 20);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (20 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (20 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 20);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (20 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (20 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 20);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (20 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (20 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 20);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (20 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack21_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 21);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (21 - 10);
+  out++;
+  *out = (inl >> 10) % (1U << 21);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (21 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (21 - 9);
+  out++;
+  *out = (inl >> 9) % (1U << 21);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 19)) << (21 - 19);
+  out++;
+  *out = (inl >> 19);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (21 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 21);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (21 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (21 - 7);
+  out++;
+  *out = (inl >> 7) % (1U << 21);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 17)) << (21 - 17);
+  out++;
+  *out = (inl >> 17);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (21 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 21);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (21 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (21 - 5);
+  out++;
+  *out = (inl >> 5) % (1U << 21);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 15)) << (21 - 15);
+  out++;
+  *out = (inl >> 15);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (21 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 21);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (21 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (21 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 21);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 13)) << (21 - 13);
+  out++;
+  *out = (inl >> 13);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (21 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 21);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (21 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (21 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 21);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 11)) << (21 - 11);
+  out++;
+  *out = (inl >> 11);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack22_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (22 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (22 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 22);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (22 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (22 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 22);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (22 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (22 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 22);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (22 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (22 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 22);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (22 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (22 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (22 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (22 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 22);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (22 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (22 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 22);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (22 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (22 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 22);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (22 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (22 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 22);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (22 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (22 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack23_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 23);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (23 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (23 - 5);
+  out++;
+  *out = (inl >> 5) % (1U << 23);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 19)) << (23 - 19);
+  out++;
+  *out = (inl >> 19);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (23 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (23 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 23);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 15)) << (23 - 15);
+  out++;
+  *out = (inl >> 15);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (23 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 23);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (23 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 11)) << (23 - 11);
+  out++;
+  *out = (inl >> 11);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (23 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 23);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (23 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (23 - 7);
+  out++;
+  *out = (inl >> 7) % (1U << 23);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 21)) << (23 - 21);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (23 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (23 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 23);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 17)) << (23 - 17);
+  out++;
+  *out = (inl >> 17);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (23 - 8);
+  out++;
+  *out = (inl >> 8) % (1U << 23);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 22)) << (23 - 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 13)) << (23 - 13);
+  out++;
+  *out = (inl >> 13);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (23 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 23);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (23 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (23 - 9);
+  out++;
+  *out = (inl >> 9);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack24_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (24 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (24 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (24 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (24 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (24 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (24 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (24 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (24 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (24 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (24 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (24 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (24 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (24 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (24 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (24 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (24 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack25_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 25);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (25 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 11)) << (25 - 11);
+  out++;
+  *out = (inl >> 11);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (25 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 25);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 22)) << (25 - 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 15)) << (25 - 15);
+  out++;
+  *out = (inl >> 15);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (25 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (25 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 25);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 19)) << (25 - 19);
+  out++;
+  *out = (inl >> 19);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (25 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (25 - 5);
+  out++;
+  *out = (inl >> 5) % (1U << 25);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 23)) << (25 - 23);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (25 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (25 - 9);
+  out++;
+  *out = (inl >> 9);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (25 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 25);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (25 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 13)) << (25 - 13);
+  out++;
+  *out = (inl >> 13);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (25 - 6);
+  out++;
+  *out = (inl >> 6) % (1U << 25);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (25 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 17)) << (25 - 17);
+  out++;
+  *out = (inl >> 17);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (25 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (25 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 25);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 21)) << (25 - 21);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (25 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (25 - 7);
+  out++;
+  *out = (inl >> 7);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack26_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 26);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (26 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (26 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (26 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (26 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 26);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 22)) << (26 - 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (26 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (26 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (26 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 26);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (26 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (26 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (26 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (26 - 6);
+  out++;
+  *out = (inl >> 6);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 26);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (26 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (26 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (26 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (26 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 26);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 22)) << (26 - 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (26 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (26 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (26 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 26);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (26 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (26 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (26 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (26 - 6);
+  out++;
+  *out = (inl >> 6);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack27_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 27);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 22)) << (27 - 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 17)) << (27 - 17);
+  out++;
+  *out = (inl >> 17);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (27 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (27 - 7);
+  out++;
+  *out = (inl >> 7);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (27 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 27);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (27 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 19)) << (27 - 19);
+  out++;
+  *out = (inl >> 19);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (27 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (27 - 9);
+  out++;
+  *out = (inl >> 9);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (27 - 4);
+  out++;
+  *out = (inl >> 4) % (1U << 27);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 26)) << (27 - 26);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 21)) << (27 - 21);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (27 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 11)) << (27 - 11);
+  out++;
+  *out = (inl >> 11);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (27 - 6);
+  out++;
+  *out = (inl >> 6);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (27 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 27);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 23)) << (27 - 23);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (27 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 13)) << (27 - 13);
+  out++;
+  *out = (inl >> 13);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (27 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (27 - 3);
+  out++;
+  *out = (inl >> 3) % (1U << 27);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 25)) << (27 - 25);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (27 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 15)) << (27 - 15);
+  out++;
+  *out = (inl >> 15);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (27 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (27 - 5);
+  out++;
+  *out = (inl >> 5);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack28_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 28);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (28 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (28 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (28 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (28 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (28 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (28 - 4);
+  out++;
+  *out = (inl >> 4);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 28);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (28 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (28 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (28 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (28 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (28 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (28 - 4);
+  out++;
+  *out = (inl >> 4);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 28);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (28 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (28 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (28 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (28 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (28 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (28 - 4);
+  out++;
+  *out = (inl >> 4);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 28);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (28 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (28 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (28 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (28 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (28 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (28 - 4);
+  out++;
+  *out = (inl >> 4);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack29_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 29);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 26)) << (29 - 26);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 23)) << (29 - 23);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (29 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 17)) << (29 - 17);
+  out++;
+  *out = (inl >> 17);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (29 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 11)) << (29 - 11);
+  out++;
+  *out = (inl >> 11);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (29 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (29 - 5);
+  out++;
+  *out = (inl >> 5);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (29 - 2);
+  out++;
+  *out = (inl >> 2) % (1U << 29);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 28)) << (29 - 28);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 25)) << (29 - 25);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 22)) << (29 - 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 19)) << (29 - 19);
+  out++;
+  *out = (inl >> 19);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (29 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 13)) << (29 - 13);
+  out++;
+  *out = (inl >> 13);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (29 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (29 - 7);
+  out++;
+  *out = (inl >> 7);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (29 - 4);
+  out++;
+  *out = (inl >> 4);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (29 - 1);
+  out++;
+  *out = (inl >> 1) % (1U << 29);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 27)) << (29 - 27);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (29 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 21)) << (29 - 21);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (29 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 15)) << (29 - 15);
+  out++;
+  *out = (inl >> 15);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (29 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (29 - 9);
+  out++;
+  *out = (inl >> 9);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (29 - 6);
+  out++;
+  *out = (inl >> 6);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (29 - 3);
+  out++;
+  *out = (inl >> 3);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack30_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 30);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 28)) << (30 - 28);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 26)) << (30 - 26);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (30 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 22)) << (30 - 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (30 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (30 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (30 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (30 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (30 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (30 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (30 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (30 - 6);
+  out++;
+  *out = (inl >> 6);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (30 - 4);
+  out++;
+  *out = (inl >> 4);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (30 - 2);
+  out++;
+  *out = (inl >> 2);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0) % (1U << 30);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 28)) << (30 - 28);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 26)) << (30 - 26);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (30 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 22)) << (30 - 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (30 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (30 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (30 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (30 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (30 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (30 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (30 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (30 - 6);
+  out++;
+  *out = (inl >> 6);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (30 - 4);
+  out++;
+  *out = (inl >> 4);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (30 - 2);
+  out++;
+  *out = (inl >> 2);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack31_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0) % (1U << 31);
+  out++;
+  *out = (inl >> 31);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 30)) << (31 - 30);
+  out++;
+  *out = (inl >> 30);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 29)) << (31 - 29);
+  out++;
+  *out = (inl >> 29);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 28)) << (31 - 28);
+  out++;
+  *out = (inl >> 28);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 27)) << (31 - 27);
+  out++;
+  *out = (inl >> 27);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 26)) << (31 - 26);
+  out++;
+  *out = (inl >> 26);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 25)) << (31 - 25);
+  out++;
+  *out = (inl >> 25);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 24)) << (31 - 24);
+  out++;
+  *out = (inl >> 24);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 23)) << (31 - 23);
+  out++;
+  *out = (inl >> 23);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 22)) << (31 - 22);
+  out++;
+  *out = (inl >> 22);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 21)) << (31 - 21);
+  out++;
+  *out = (inl >> 21);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 20)) << (31 - 20);
+  out++;
+  *out = (inl >> 20);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 19)) << (31 - 19);
+  out++;
+  *out = (inl >> 19);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 18)) << (31 - 18);
+  out++;
+  *out = (inl >> 18);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 17)) << (31 - 17);
+  out++;
+  *out = (inl >> 17);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 16)) << (31 - 16);
+  out++;
+  *out = (inl >> 16);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 15)) << (31 - 15);
+  out++;
+  *out = (inl >> 15);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 14)) << (31 - 14);
+  out++;
+  *out = (inl >> 14);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 13)) << (31 - 13);
+  out++;
+  *out = (inl >> 13);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 12)) << (31 - 12);
+  out++;
+  *out = (inl >> 12);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 11)) << (31 - 11);
+  out++;
+  *out = (inl >> 11);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 10)) << (31 - 10);
+  out++;
+  *out = (inl >> 10);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 9)) << (31 - 9);
+  out++;
+  *out = (inl >> 9);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 8)) << (31 - 8);
+  out++;
+  *out = (inl >> 8);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 7)) << (31 - 7);
+  out++;
+  *out = (inl >> 7);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 6)) << (31 - 6);
+  out++;
+  *out = (inl >> 6);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 5)) << (31 - 5);
+  out++;
+  *out = (inl >> 5);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 4)) << (31 - 4);
+  out++;
+  *out = (inl >> 4);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 3)) << (31 - 3);
+  out++;
+  *out = (inl >> 3);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 2)) << (31 - 2);
+  out++;
+  *out = (inl >> 2);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out |= (inl % (1U << 1)) << (31 - 1);
+  out++;
+  *out = (inl >> 1);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* unpack32_32(const uint32_t* in, uint32_t* out) {
+  uint32_t inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  inl = util::SafeLoad(in);
+  inl = arrow::bit_util::FromLittleEndian(inl);
+  out++;
+  *out = (inl >> 0);
+  ++in;
+  out++;
+
+  return in;
+}
+
+inline const uint32_t* nullunpacker32(const uint32_t* in, uint32_t* out) {
+  for (int k = 0; k < 32; ++k) {
+    out[k] = 0;
+  }
+  return in;
+}
+
+}  // namespace internal
+}  // namespace arrow