VM_Address region = VM_Address.fromInt(initialOffset); return alignAllocation(region, align, offset).toInt();
VM_Address region = VM_Memory.alignUp(VM_Address.fromInt(initialOffset), BYTES_IN_PARTICLE); return Allocator.alignAllocation(region, align, offset).toInt();
  public static final int alignAllocation(int initialOffset, int align,                                          int offset)    throws VM_PragmaUninterruptible, VM_PragmaInline {    VM_Address region = VM_Address.fromInt(initialOffset);    return alignAllocation(region, align, offset).toInt();  }