Method load

src/bthread/task_group.cpp:87–105

const TaskStatistics EMPTY_STAT = { 0, 0, 0 };

AtomicInteger128::Value AtomicInteger128::load() const {
#if __x86_64__ || __ARM_NEON
    // Supress compiler warning.
    (void)_mutex;
#endif // __x86_64__ || __ARM_NEON

#if __x86_64__ || __ARM_NEON
#ifdef __x86_64__
    __m128i value = _mm_load_si128(reinterpret_cast<const __m128i*>(&_value));
#else // __ARM_NEON
    int64x2_t value = vld1q_s64(reinterpret_cast<const int64_t*>(&_value));
#endif // __x86_64__
    return {value[0], value[1]};
#else // __x86_64__ || __ARM_NEON
    // RISC-V and other architectures use mutex fallback
    BAIDU_SCOPED_LOCK(const_cast<FastPthreadMutex&>(_mutex));
    return _value;
#endif // __x86_64__ || __ARM_NEON
}

void AtomicInteger128::store(Value value) {
#if __x86_64__