- A privileged processor register consisting of a word of privileged processor status and the PSW (processor status word). The privileged processor status information includes: the current IPL (interrupt priority level), the previous access mode, the current access mode, the interrupt stack bit, the trace trap pending bit, and the compatibility mode bit.; 由特權(quán)處理機(jī)狀態(tài)字和處理機(jī)狀態(tài)字組成的一種特權(quán)處理機(jī)寄存器內(nèi)容。特權(quán)處理機(jī) 狀態(tài)信息包括當(dāng)前的中斷優(yōu)先級、先前的存取方式、當(dāng)前的存取方式、中斷棧(字)位、跟蹤 故障掛起(字)位和兼容方式(字)位等。
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