Nearly every protection-related instruction -- far CALL, far JMP, far RET, INT, IRET, MOV to segment register, task switch -- needs to load a segment descriptor from the GDT or LDT. The 386 microcode centralizes this into a shared subroutine called LD_DESCRIPTOR, which reads the 8-byte descriptor from memory and feeds the high DWORD (containing Type, DPL, S, and P bits) to the Test PLA for validation.
return (void*)h;
。业内人士推荐91视频作为进阶阅读
viewContainer.appendChild(renderer.domElement);
How is a user supposed to understand that they are potentially blowing away photos of deceased relatives, an encrypted property deed, or their digital currency?