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DEBUG SPECIFICATIONS [ MPE Debug/Stack Dump Reference Manual ] MPE/iX 5.0 Documentation


MPE Debug/Stack Dump Reference Manual

DEBUG SPECIFICATIONS 

The specifications for the DEBUG commands are listed in the following
pages in alphabetic order.  They are followed by the DEBUG intrinsic
specification.

A summary of the commands and their purpose is given in Table 2-1.

          Table 2-1.  DEBUG Command Summary 

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|                |               |                                                           |
|    COMMAND     |     MODE      |                          PURPOSE                          |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       A        |   Priv Only   | Establish breakpoint mode as private or system.           |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       B        |               | Set breakpoints in executing program.                     |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       C        |               | Clear established breakpoints.                            |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       D        |               | Display code or data stored in memory.                    |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       DR       |               | Display register contents.                                |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       DV       |   Priv Only   | Display disc sectors.                                     |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       E        |               | Delete values from top of stack or terminate program.     |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       F        |   Priv Only   | Freeze code or data segment in memory.                    |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       L        |               | Switch display to list device.                            |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       M        |               | Modify data stored in memory.                             |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       MR       |               | Modify register contents.                                 |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       R        |               | Resume program execution and, optionally, set a new       |
|                |               | breakpoint.                                               |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       T        |               | Trace and display stack markers.                          |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       U        |   Priv Only   | Unfreeze frozen code or data                              |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       =        |               | Calculate value of expression.                            |
|                |               |                                                           |
----------------------------------------------------------------------------------------------
|                |               |                                                           |
|       $        |               | Modify value of single register.                          |
|                |               |                                                           |
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MPE/iX 5.0 Documentation