Method thread_alloc

kernels/subdiv/tessellation_cache.cpp:260–294

    }

    static void thread_alloc(cache_regression_test* This)
    {
      int threadID = This->threadIDCounter++;
      size_t maxN = SharedLazyTessellationCache::sharedLazyTessellationCache.maxAllocSize()/4;
      This->barrier.wait();

      for (size_t j=0; j<100000; j++)
      {
        size_t elt = (threadID+j)%numEntries;
        size_t N = min(1+10*(elt%1000),maxN);
          
        volatile int* data = (volatile int*) SharedLazyTessellationCache::lookup(This->entry[elt],0,[&] () {
            int* data = (int*) SharedLazyTessellationCache::sharedLazyTessellationCache.malloc(4*N);
            for (size_t k=0; k<N; k++) data[k] = (int)elt;
            return data;
          });
        
        if (data == nullptr) {
          SharedLazyTessellationCache::sharedLazyTessellationCache.unlock();
          This->numFailed++;
          continue;
        }
            
        /* check memory block */
        for (size_t k=0; k<N; k++) {
          if (data[k] != (int)elt) {
            This->numFailed++;
            break;
          }
        }
        
        SharedLazyTessellationCache::sharedLazyTessellationCache.unlock();
      }
      This->barrier.wait();
    }
    
    bool run ()
    {