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

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

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DISPLAY Vector<br />

VP<br />

338 z/<strong>VM</strong>: <strong>CP</strong> <strong>Comm<strong>and</strong>s</strong> <strong>and</strong> <strong>Utilities</strong> <strong>Reference</strong><br />

displays one or more even-odd vector register pairs as 64-bit elements in<br />

hexadecimal, along with the decimal equivalent in exponential format.<br />

reg1<br />

If you wish to display vector registers (VR), reg1 is a decimal number from 0 to<br />

15 or a hexadecimal number from X'0' to X'F' representing the first, or only,<br />

vector register whose contents are to be displayed. If VR is specified without a<br />

register number, it defaults to register 0.<br />

If you wish to display a vector register pair (VP), reg1 is an even decimal<br />

number from 0 to 14 or an even hexadecimal number from X'0' to X'E' of the<br />

first or only vector register pair. If reg1 is not specified with VP, it defaults to<br />

vector register pair 0.<br />

: END<br />

- reg2<br />

If you wish to display a range of vector registers, reg2 is a decimal number from<br />

0 to 15 or a hex number from X'0' to X'F' representing the last vector register<br />

whose contents are to be displayed. If you specify VP, reg2 must designate an<br />

even-numbered register. The hyphen (-) or colon (:) following reg1 specifies a<br />

range of register values for display. Specify the range of registers in ascending<br />

order. The oper<strong>and</strong> reg2 must be equal to or greater than reg1. The contents of<br />

registers reg1 to reg2 are then displayed.<br />

Specify END to display all register contents from the starting registers specified<br />

by reg1 to register 15, or register pair 14 <strong>and</strong> 15.<br />

END<br />

. regcount<br />

identifies a decimal number from 1 to 16 or a hexadecimal number from 1 to F<br />

specifying the number of vector registers or pairs whose contents are to be<br />

displayed. If VP is specified, the valid range is 1 to 8. If you display vector<br />

registers, the sum of reg1 <strong>and</strong> regcount must not be larger than 16.<br />

Specify END to display all register contents from the starting registers specified<br />

by reg1 to register 15, or register pair 14 <strong>and</strong> 15.<br />

,elt1<br />

The comma indicates that a register element specification follows. If the comma<br />

<strong>and</strong> element specification is not given, <strong>CP</strong> displays the contents of elements 0<br />

through 3 for VR, or element 0 only for VP. The oper<strong>and</strong> elt1 is a hexadecimal<br />

number from 0 to 1 less than the section size representing the first, or only,<br />

element to be displayed.<br />

: END<br />

- elt2<br />

identifies a hexadecimal number from 0 to 1 less than the section size<br />

representing the last element whose contents are to be displayed. The hyphen<br />

(-) <strong>and</strong> colon (:) before indicates that you wish to display a range of elements.<br />

The range of elements must be specified in ascending order. The oper<strong>and</strong> elt2<br />

must be equal to or greater than elt1. The contents of elements elt1 to elt2 are<br />

displayed.<br />

When used in the element specification, END calls for a display of the contents<br />

of all elements from the starting element specified by elt1 to the last element,<br />

which is 1 less than the section size.<br />

END<br />

. eltcount<br />

identifies a hexadecimal number from 1 to the section size specifying the

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