/
bit.load_store.8.no-alias.cpp
445 lines (427 loc) · 35.3 KB
/
bit.load_store.8.no-alias.cpp
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// =============================================================================
//
// ztd.idk
// Copyright © JeanHeyd "ThePhD" Meneide and Shepherd's Oasis, LLC
// Contact: opensource@soasis.org
//
// Commercial License Usage
// Licensees holding valid commercial ztd.idk licenses may use this file in
// accordance with the commercial license agreement provided with the
// Software or, alternatively, in accordance with the terms contained in
// a written agreement between you and Shepherd's Oasis, LLC.
// For licensing terms and conditions see your agreement. For
// further information contact opensource@soasis.org.
//
// Apache License Version 2 Usage
// Alternatively, this file may be used under the terms of Apache License
// Version 2.0 (the "License") for non-commercial use; you may not use this
// file except in compliance with the License. You may obtain a copy of the
// License at
//
// https://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.
//
// ============================================================================ //
#include <catch2/catch_all.hpp>
#include <ztd/idk/bit.h>
#include <ztd/idk/endian.h>
#include <ztd/idk/type_traits.hpp>
#include <ztd/idk/assume_aligned.hpp>
#include <ztd/tests/bit_constant.hpp>
#include <ztd/idk/assert.hpp>
#include <ztd/idk/detail/bit.load_store.impl.h>
#include <cstring>
#include <climits>
static void explode_and_catch() {
REQUIRE(false);
}
#define ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(_TYPE, _N, _SUFFIX) \
static uint_least##_N##_t ztdc_load8_leu##_N##_SUFFIX( \
[[maybe_unused]] const _TYPE __ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
return 0; \
} \
static uint_least##_N##_t ztdc_load8_beu##_N##_SUFFIX( \
[[maybe_unused]] const _TYPE __ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
return 0; \
} \
static uint_least##_N##_t ztdc_load8_aligned_leu##_N##_SUFFIX( \
[[maybe_unused]] const _TYPE __unaligned_ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
return 0; \
} \
static uint_least##_N##_t ztdc_load8_aligned_beu##_N##_SUFFIX( \
[[maybe_unused]] const _TYPE __unaligned_ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
return 0; \
} \
static int_least##_N##_t ztdc_load8_les##_N##_SUFFIX( \
[[maybe_unused]] const _TYPE __ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
return 0; \
} \
static int_least##_N##_t ztdc_load8_bes##_N##_SUFFIX( \
[[maybe_unused]] const _TYPE __ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
return 0; \
} \
static int_least##_N##_t ztdc_load8_aligned_les##_N##_SUFFIX( \
[[maybe_unused]] const _TYPE __unaligned_ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
return 0; \
} \
static int_least##_N##_t ztdc_load8_aligned_bes##_N##_SUFFIX( \
[[maybe_unused]] const _TYPE __unaligned_ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
return 0; \
} \
\
static void ztdc_store8_leu##_N##_SUFFIX([[maybe_unused]] const uint_least##_N##_t __value, \
[[maybe_unused]] _TYPE __ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
} \
static void ztdc_store8_beu##_N##_SUFFIX([[maybe_unused]] const uint_least##_N##_t __value, \
[[maybe_unused]] _TYPE __ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
} \
static void ztdc_store8_aligned_leu##_N##_SUFFIX([[maybe_unused]] const uint_least##_N##_t __value, \
[[maybe_unused]] _TYPE __unaligned_ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
} \
static void ztdc_store8_aligned_beu##_N##_SUFFIX([[maybe_unused]] const uint_least##_N##_t __value, \
[[maybe_unused]] _TYPE __unaligned_ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
} \
static void ztdc_store8_les##_N##_SUFFIX([[maybe_unused]] const int_least##_N##_t __value, \
[[maybe_unused]] _TYPE __ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
} \
static void ztdc_store8_bes##_N##_SUFFIX([[maybe_unused]] const int_least##_N##_t __value, \
[[maybe_unused]] _TYPE __ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
} \
static void ztdc_store8_aligned_les##_N##_SUFFIX([[maybe_unused]] const int_least##_N##_t __value, \
[[maybe_unused]] _TYPE __unaligned_ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
} \
static void ztdc_store8_aligned_bes##_N##_SUFFIX([[maybe_unused]] const int_least##_N##_t __value, \
[[maybe_unused]] _TYPE __unaligned_ptr[ZTD_PTR_EXTENT(_N / (sizeof(_TYPE) * CHAR_BIT))]) { \
explode_and_catch(); \
} \
ztdc_static_assert((((_N) % 8) == 0), "N must be a multiple of 8")
#if CHAR_BIT <= 8
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned char, 8, uc);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned char, 8, uc);
#endif
#if CHAR_BIT <= 16
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned char, 16, uc);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned char, 16, uc);
#endif
#if CHAR_BIT <= 32
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned char, 32, uc);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned char, 32, uc);
#endif
#if CHAR_BIT <= 64
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned char, 64, uc);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned char, 64, uc);
#endif
#if USHRT_MAX <= 0xFFFFu
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned short, 16, us);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned short, 16, us);
#endif
#if USHRT_MAX <= 0xFFFFFFFFu
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned short, 32, us);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned short, 32, us);
#endif
#if USHRT_MAX <= 0xFFFFFFFFFFFFFFFFu
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned short, 64, us);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned short, 64, us);
#endif
#if UINT_MAX <= 0xFFFFu
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned int, 16, ui);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned int, 16, ui);
#endif
#if UINT_MAX <= 0xFFFFFFFFu
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned int, 32, ui);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned int, 32, ui);
#endif
#if UINT_MAX <= 0xFFFFFFFFFFFFFFFFu
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned int, 64, ui);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned int, 64, ui);
#endif
#if ULONG_MAX <= 0xFFFFFFFFu
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned long, 32, ul);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned long, 32, ul);
#endif
#if ULONG_MAX <= 0xFFFFFFFFFFFFFFFFu
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned long, 64, ul);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned long, 64, ul);
#endif
#if ULLONG_MAX <= 0xFFFFFFFFFFFFFFFFu
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE(unsigned long long, 64, ull);
#else
ZTDC_GENERATE_LOAD8_STORE8_DEFINITIONS_TYPE_EMPTY(unsigned long long, 64, ull);
#endif
TEMPLATE_TEST_CASE(
"Ensure that the 8-bit load and store work properly for all array sizes and when the underlying type used to do "
"the computation is larger than 8 bits.",
"[bit][load.store][N-bit]", unsigned char, unsigned short, unsigned int, unsigned long, unsigned long long) {
#define ARR_HELPER(_N, _M) ((_N) < (_M) ? 1 : (_N) / (_M))
#define ALIGNAS_HELPER(_N, _M) ((_N) < (_M) ? (_M) : (_N))
#define SECTION_CASE(_TYPE, _N, _SUFFIX) \
const size_t width_##_SUFFIX = (sizeof(_TYPE) * CHAR_BIT); \
const size_t cmp_size_##_SUFFIX = sizeof(uint_least##_N##_t); \
\
SECTION("uint_least" #_N "_t, little (" #_SUFFIX ")") { \
SECTION("unaligned") { \
_TYPE arr[ARR_HELPER(_N, width_##_SUFFIX)] {}; \
const uint_least##_N##_t data \
= static_cast<uint_least##_N##_t>(ztd::tests::get_distinct_bit_constant<uint_least##_N##_t>()); \
ztdc_store8_leu##_N##_SUFFIX(data, arr); \
uint_least##_N##_t result = ztdc_load8_leu##_N##_SUFFIX(arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_LITTLE_ENDIAN) { \
REQUIRE(std::memcmp(arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
SECTION("aligned") { \
alignas(ALIGNAS_HELPER(alignof(_TYPE), alignof(uint_least##_N##_t))) uint_least##_N##_t arr {}; \
const uint_least##_N##_t data \
= static_cast<uint_least##_N##_t>(ztd::tests::get_distinct_bit_constant<uint_least##_N##_t>()); \
ztdc_store8_aligned_leu##_N##_SUFFIX(data, (_TYPE*)&arr); \
uint_least##_N##_t result = ztdc_load8_aligned_leu##_N##_SUFFIX((_TYPE*)&arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_LITTLE_ENDIAN) { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
} \
SECTION("int_least" #_N "_t, little, negative (" #_SUFFIX ")") { \
SECTION("unaligned") { \
_TYPE arr[ARR_HELPER(_N, width_##_SUFFIX)] {}; \
const int_least##_N##_t data = static_cast<int_least##_N##_t>( \
ztd::tests::get_distinct_bit_constant_negative<int_least##_N##_t>()); \
ztdc_store8_les##_N##_SUFFIX(data, (_TYPE*)&arr); \
int_least##_N##_t result = ztdc_load8_les##_N##_SUFFIX((_TYPE*)&arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_LITTLE_ENDIAN) { \
REQUIRE(std::memcmp(arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
SECTION("aligned") { \
alignas(ALIGNAS_HELPER(alignof(_TYPE), alignof(uint_least##_N##_t))) int_least##_N##_t arr {}; \
const int_least##_N##_t data = static_cast<int_least##_N##_t>( \
ztd::tests::get_distinct_bit_constant_negative<int_least##_N##_t>()); \
ztdc_store8_aligned_les##_N##_SUFFIX(data, (_TYPE*)&arr); \
int_least##_N##_t result = ztdc_load8_aligned_les##_N##_SUFFIX((_TYPE*)&arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_LITTLE_ENDIAN) { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
} \
SECTION("int_least" #_N "_t, little, positive (" #_SUFFIX ")") { \
SECTION("unaligned") { \
_TYPE arr[ARR_HELPER(_N, width_##_SUFFIX)] {}; \
const int_least##_N##_t data = static_cast<int_least##_N##_t>( \
ztd::tests::get_distinct_bit_constant_positive<uint_least##_N##_t>()); \
ztdc_store8_les##_N##_SUFFIX(data, arr); \
int_least##_N##_t result = ztdc_load8_les##_N##_SUFFIX(arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_LITTLE_ENDIAN) { \
REQUIRE(std::memcmp(arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
SECTION("aligned") { \
alignas(ALIGNAS_HELPER(alignof(_TYPE), alignof(uint_least##_N##_t))) int_least##_N##_t arr {}; \
const int_least##_N##_t data = static_cast<int_least##_N##_t>( \
ztd::tests::get_distinct_bit_constant_positive<uint_least##_N##_t>()); \
ztdc_store8_aligned_les##_N##_SUFFIX(data, (_TYPE*)&arr); \
int_least##_N##_t result = ztdc_load8_aligned_les##_N##_SUFFIX((_TYPE*)&arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_LITTLE_ENDIAN) { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
} \
SECTION("uint_least" #_N "_t, big (" #_SUFFIX ")") { \
SECTION("unaligned") { \
_TYPE arr[ARR_HELPER(_N, width_##_SUFFIX)] {}; \
const uint_least##_N##_t data \
= static_cast<uint_least##_N##_t>(ztd::tests::get_distinct_bit_constant<uint_least##_N##_t>()); \
ztdc_store8_beu##_N##_SUFFIX(data, arr); \
uint_least##_N##_t result = ztdc_load8_beu##_N##_SUFFIX(arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_BIG_ENDIAN) { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
SECTION("aligned") { \
alignas(ALIGNAS_HELPER(alignof(_TYPE), alignof(uint_least##_N##_t))) uint_least##_N##_t arr {}; \
const uint_least##_N##_t data \
= static_cast<uint_least##_N##_t>(ztd::tests::get_distinct_bit_constant<uint_least##_N##_t>()); \
ztdc_store8_aligned_beu##_N##_SUFFIX(data, (_TYPE*)&arr); \
uint_least##_N##_t result = ztdc_load8_aligned_beu##_N##_SUFFIX((_TYPE*)&arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_BIG_ENDIAN) { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
} \
SECTION("int_least" #_N "_t, big, negative (" #_SUFFIX ")") { \
SECTION("unaligned") { \
_TYPE arr[ARR_HELPER(_N, width_##_SUFFIX)] {}; \
const int_least##_N##_t data = static_cast<int_least##_N##_t>( \
ztd::tests::get_distinct_bit_constant_negative<int_least##_N##_t>()); \
ztdc_store8_bes##_N##_SUFFIX(data, arr); \
int_least##_N##_t result = ztdc_load8_bes##_N##_SUFFIX(arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_BIG_ENDIAN) { \
REQUIRE(std::memcmp(arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
SECTION("aligned") { \
alignas(ALIGNAS_HELPER(alignof(_TYPE), alignof(uint_least##_N##_t))) int_least##_N##_t arr {}; \
const int_least##_N##_t data = static_cast<int_least##_N##_t>( \
ztd::tests::get_distinct_bit_constant_negative<int_least##_N##_t>()); \
ztdc_store8_aligned_bes##_N##_SUFFIX(data, (_TYPE*)&arr); \
int_least##_N##_t result = ztdc_load8_aligned_bes##_N##_SUFFIX((_TYPE*)&arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_BIG_ENDIAN) { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
} \
SECTION("int_least" #_N "_t, big, positive (" #_SUFFIX ")") { \
SECTION("unaligned") { \
_TYPE arr[ARR_HELPER(_N, width_##_SUFFIX)] {}; \
const int_least##_N##_t data = static_cast<int_least##_N##_t>( \
ztd::tests::get_distinct_bit_constant_positive<uint_least##_N##_t>()); \
ztdc_store8_bes##_N##_SUFFIX(data, arr); \
int_least##_N##_t result = ztdc_load8_bes##_N##_SUFFIX(arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_BIG_ENDIAN) { \
REQUIRE(std::memcmp(arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
SECTION("aligned") { \
alignas(ALIGNAS_HELPER(alignof(_TYPE), alignof(uint_least##_N##_t))) int_least##_N##_t arr {}; \
const int_least##_N##_t data = static_cast<int_least##_N##_t>( \
ztd::tests::get_distinct_bit_constant_positive<uint_least##_N##_t>()); \
ztdc_store8_aligned_bes##_N##_SUFFIX(data, (_TYPE*)&arr); \
int_least##_N##_t result = ztdc_load8_aligned_bes##_N##_SUFFIX((_TYPE*)&arr); \
if (_N > (width_##_SUFFIX)) { \
if (ZTDC_NATIVE_ENDIAN == ZTDC_BIG_ENDIAN) { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) == 0); \
} \
else { \
REQUIRE(std::memcmp(&arr, &data, cmp_size_##_SUFFIX) != 0); \
} \
} \
REQUIRE(result == data); \
} \
} \
static_assert(true, "")
#define SECTION_CASE_OF(_N) \
if constexpr (std::is_same_v<TestType, unsigned char>) { \
SECTION_CASE(TestType, _N, uc); \
} \
else if constexpr (std::is_same_v<TestType, unsigned short>) { \
SECTION_CASE(TestType, _N, us); \
} \
else if constexpr (std::is_same_v<TestType, unsigned int>) { \
SECTION_CASE(TestType, _N, ui); \
} \
else if constexpr (std::is_same_v<TestType, unsigned long>) { \
SECTION_CASE(TestType, _N, ul); \
} \
else if constexpr (std::is_same_v<TestType, unsigned long long>) { \
SECTION_CASE(TestType, _N, ull); \
} \
static_assert("true", "")
if constexpr ((sizeof(TestType) * CHAR_BIT) <= 8) {
SECTION_CASE_OF(8);
}
if constexpr ((sizeof(TestType) * CHAR_BIT) <= 16) {
SECTION_CASE_OF(16);
}
if constexpr ((sizeof(TestType) * CHAR_BIT) <= 32) {
SECTION_CASE_OF(32);
}
if constexpr ((sizeof(TestType) * CHAR_BIT) <= 64) {
SECTION_CASE_OF(64);
}
}