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Program status word

The program status word (PSW) is a register that performs the function of a status register and program counter, and sometimes more. The term is also applied to a copy of the PSW in storage. This article only discusses the PSW in the IBM System/360 and its successors, and follows the IBM convention of numbering bits starting with 0 as the leftmost (most…

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Program status word

Nodes15
Edges14
Triples0
Avg. degree1.87
Density0.133333
Components1

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psw bit instruction 360 bits may condition code architecture status ibm system numbering within instructions representing zero value one address

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