mirror of
https://github.com/PDP-10/its.git
synced 2026-01-11 23:53:12 +00:00
35 lines
1.3 KiB
Markdown
35 lines
1.3 KiB
Markdown
# DDT debugging newbie guide
|
|
|
|
Notes where exec DDT differs from timesharing DDT.
|
|
|
|
| Command | Timesharing DDT | Exec DDT
|
|
| --- | --- | ---
|
|
| *file*<kbd>^K</kbd> | Start program without symbols loaded | N/A
|
|
| <kbd>^Z</kbd> | Suspend program | N/A
|
|
| ◊P | Continue
|
|
| ◊<kbd>^K</kbd> | Load symbols | N/A
|
|
| *name*◊J | Create job named *name* | N/A
|
|
| ◊L *file* | Load *file* into current job, including symbols | N/A
|
|
| ◊<kbd>^X</kbd>. | Kill current job | N/A
|
|
| ◊G | Run program from start
|
|
| ◊0G | Set PC to starting address | N/A
|
|
| *n*◊B | Set breakpoint at *n*
|
|
| ◊B | Remove breakpoint at current location | Remove all breakpoints
|
|
| ◊*n*B | Address to breakpoint *n* information | Also removes breapoint *n*
|
|
| .◊B | Set breakpoint at current location
|
|
| . | Current location
|
|
| ◊. | Current value of PC
|
|
| ◊Q | Last printed quantity
|
|
| *n*/ | Open location *n* symbolically (show instructions and symbols)
|
|
| / | Open ◊Q
|
|
| <kbd>^J</kbd> | Open next location
|
|
| ^ | Open previous location
|
|
| *n*[ | Open location *n* numerically
|
|
| = | Print ◊Q numerically
|
|
| _ | Print ◊Q as a symbol
|
|
| ' | Print ◊Q as six SIXBIT characters
|
|
| " | Print ◊Q as five ASCII characters
|
|
| # | Print ◊Q as one ASCII character | N/A
|
|
| <kbd>^N</kbd> | Single step | KS10 only
|
|
| ◊<kbd>^N</kbd> | Stop at next instruction (skip over calls) | Not on KS10
|