DLX指令集(BYU版本)

注意8条指令已经加入到此版本的指令集中。这些指令既没有出现在Hennessy 和 Patterson的课本中,也没有列在Sailer 和 Kaeli 合编的"The DLX Instruction Set Architecture Handbook"一书中。新的指令是:sgeu, sgtu, sleu, sltu -- all compares using unsigned values -- along with an immediate form of each. The new instructions were added to simplify the DLX backend for