The V86 return path is one of the longest microcode sequences in the 386. It pops nine DWORDs from the stack -- EIP, CS, EFLAGS, ESP, SS, ES, DS, FS, GS -- compared to three for a normal IRET. The microcode then sets up fixed access rights for every segment register:
但要理解这里面的差异和进步，我们要先弄懂那些少则三五块、多则几十块的「防窥膜」是怎么实现防窥的。
，更多细节参见im钱包官方下载
minVal = Math.min(minVal, nums[i]);
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