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z/VM: CP Commands and Utilities Reference - z/VM - IBM

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The headings in this response are described under “Responses” on page 317.<br />

Response 2:<br />

The linkage-stack entry for a z/Architecture branch state entry has the following<br />

format:<br />

ED-ADDR U ET SI RFS NES PKM SASN EAX PASN<br />

nnnnnnnnnnnnnnnn n BRN nn nnnn nnnn nnnn nnnn nnnn nnnn<br />

PSW A B-ADDR<br />

nnnnnnnn nnnnnnnn nnnnnnnn nnnnnnnn nn nnnnnnnnnnnnnnnn<br />

MOD-AREA SINST PINST<br />

nnnnnnnnnnnnnnnn nnnnnnnn nnnnnnnn<br />

GRG 0 = xxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxx<br />

GRG 2 = xxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxx<br />

GRG 4 = xxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxx<br />

GRG 6 = xxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxx<br />

GRG 8 = xxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxx<br />

GRG 10 = xxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxx<br />

GRG 12 = xxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxx<br />

GRG 14 = xxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxx<br />

AR 0 = areg0 areg1 areg2 areg3<br />

AR 4 = areg4 areg5 areg6 areg7<br />

AR 8 = areg8 areg9 areg10 areg11<br />

AR 12 = areg12 areg13 areg14 areg15<br />

The headings in this response are described under “Responses” on page 317.<br />

ED-ADDR <strong>and</strong> B-ADDR can be either 32 or 64 bits.<br />

Response 3:<br />

The linkage-stack entry for an ESA/390 program call state entry has the following<br />

format:<br />

ED-ADDR U ET SI RFS NES PKM SASN EAX PASN<br />

nnnnnnnn n PRC nn nnnn nnnn nnnn nnnn nnnn nnnn<br />

PSW PC-NUM MOD-AREA CSID<br />

nnnnnnnn nnnnnnnn nnnnnnnn nnnnnnnnnnnnnnnn nnnnnnnn<br />

GPR 0 = greg0 greg1 greg2 greg3<br />

GPR 4 = greg4 greg5 greg6 greg7<br />

GPR 8 = greg8 greg9 greg10 greg11<br />

GPR 12 = greg12 greg13 greg14 greg15<br />

AR 0 = areg0 areg1 areg2 areg3<br />

AR 4 = areg4 areg5 areg6 areg7<br />

AR 8 = areg8 areg9 areg10 areg11<br />

AR 12 = areg12 areg13 areg14 areg15<br />

The headings in this response are described under “Responses” on page 317.<br />

Response 4:<br />

The linkage-stack entry for a z/Architecture program call state entry has the<br />

following format:<br />

ED-ADDR U ET SI RFS NES PKM SASN EAX PASN<br />

nnnnnnnnnnnnnnnn n PRC nn nnnn nnnn nnnn nnnn nnnn nnnn<br />

DISPLAY Linkage Stack<br />

Chapter 2. <strong>CP</strong> <strong>Comm<strong>and</strong>s</strong> 319

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