Packed Decimal 2

June 10, 2022June 10, 2022; dwoolbrightdwoolbright; 3 Comments;
Categories:

Quiz: Packed Decimal 2

1. 
What are the hexadecimal contents of X after the AP?

X      DC    P'-32'
...
         AP    X,=P'21'Deselect Answer

2. 
What are the decimal contents of the condition code after the TP?

Y      DC    XL4'C1C2C3C4'
...
         TP    YDeselect Answer

3. 
What are the hexadecimal contents of X after the SP?

X      DC    P'-32'
...
         SP    X,=P'21'Deselect Answer

4. 
What are the decimal contents of the condition code after the TP?

Y      DC    XL4'F2345678
         ...
         TP    YDeselect Answer

5. 
What are the decimal contents of the condition code after the TP?

Y      DC    XL4'F234567C'
...
         TP    YDeselect Answer

6. 
What are the hexadecimal contents of X after the MP?

X      DC    PL4'-32'
         ...
         MP    X,=P'-21'Deselect Answer

7. 
What are the decimal contents of the condition code after the TP?

Y      DC    XL4'1234567C'
...
         TP    YDeselect Answer

8. 
What is the maximum number of digits in a packed decimal field?

Deselect Answer

9. 
What are the decimal contents of the condition code after the TP?

Y      DC    XL4'12345678'
         ...
         TP    YDeselect Answer

10. 
What are the hexadecimal contents of X after the DP?

X      DC    PL8'345679'
...
         DP    X,=PL3'3'Deselect Answer

Leave a Reply

Related Posts

November 3, 2012November 3, 2012

Instruction of the Day: LAInstruction of the Day: LA

You’ll need to master this instruction if you want to be an expert assembler programmer.  LA can be used to ...

Read MoreRead More
May 17, 2016May 17, 2016

VisualZ Update 5/17/2016VisualZ Update 5/17/2016

I’ve updated the RunnerB.jar file for VisualZ.  Replacing your copy of RunnerB.jar with this one will give you the most ...

Read MoreRead More
January 20, 2026January 20, 2026

Review an Instruction: MHIReview an Instruction: MHI

For small, binary integer multiplications, you can use MH or MHI. With MHI, the second operand is stored as an ...

Read MoreRead More