private void op_malloc(uint[] args)
{
uint size = args[0];
if ((int)size <= 0)
{
args[1] = 0;
return;
}
if (heap == null)
{
uint oldEndMem = image.EndMem;
heap = new HeapAllocator(oldEndMem, HandleHeapMemoryRequest);
heap.MaxSize = maxHeapSize;
args[1] = heap.Alloc(size);
if (args[1] == 0)
{
heap = null;
image.EndMem = oldEndMem;
}
}
else
{
args[1] = heap.Alloc(size);
}
}
