As an aside: the early 386's POPAD instruction has a famous bug. EAX is written in the RNI (run-next-instruction) delay slot via an indirect register file access -- the only instruction that does this. When the next instruction uses a base+index addressing mode, the register file write from POPAD collides with the EA calculation's register file read, corrupting the address. A fitting example of how complex optimizations can lead to problems.
Go to worldnews
。Line官方版本下载对此有专业解读
Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00569-x
一时间，争议纷纷。一面是难以割舍的巨额经济收益，一面是不可再生的重要遗存。面对矛盾两难，时任福建省代省长的习近平一锤定音：“任何个人和单位都不能为了谋取眼前或局部利益而破坏全社会和后代的利益。”