Some Forgotten Assembly Language Commands
- BBBF
- Branch on Bit Bucket Full
- BBT
- Branch on Binary Tree
- BBW
- Branch Both Ways
- BEW
- Branch Either Way
- BH
- Branch and Hang
- BMR
- Branch Multiple Registers
- BOB
- Branch On Bug
- BOD
- Beat on Drum
- BOI
- Byte Operator Immediately
- BPDI
- Be Polite, Don't Interrupt
- BPO
- Branch on Power Off
- BST
- Backspace and Stretch Tape
- CDS
- Condense and Destroy System
- CEMU
- Close Eyes and Monkey with User Space
- CLBR
- Clobber Register
- CLBRI
- Clobber Register Immediately
- CM
- Circulate Memory
- CMFRM
- Come From (essential for truly structured
programming)
- CPAR
- Crumple Paper and Rip
- CPPR
- Crumple Printer Paper and Rip
- CRB
- Crash and Burn
- CRN
- Convert to Roman Numerals
- CU
- Convert to Unary
- CZZC
- Convert Zone to ZIP Code
- DC
- Divide and Conquer
- DMPK
- Destroy Memory Protect Key
- DNPG
- Do not pass go
- DO
- Divide and Overflow
- DWIMNWIS
- Do what I mean, not what I say
- EIOC
- Execute Invalid Opcode
- EMPC
- Emulate Pocket Calculator
- EPI
- Execute Programmer Immediately
- EROS
- Erase Read Only Storage
- EXCE
- Execute Customer Engineer
- EXOP
- Execute Operator
- EXPP
- Execute Political Prisoner
- FS
- Freeze System
- FDS
- Freeze-dry System
- FSRA
- Forms skip and run away
- GFD
- Go Forth and Divide
- GFM
- Go Forth and Multiply
- HCF
- Halt and Catch Fire
- IBP
- Insert Bug and Proceed
- IIB
- Ignore Inquiry and Branch
- INSQSW
- Insert Into Queue Somewhere (for FINO queues [First
in never out])
- LCC
- Load and Clear Core
- MBF
- Multiply and be Fruitful
- MLR
- Move and Lose Record
- OPD
- Open the Pod Bay Doors, HAL
- PBC
- Print and Break Chain
- PD
- Play Dead
- PDSK
- Punch Disk
- PH
- Phone Home
- PHET
- E.T. Phone Home
- PI
- Punch Invalid
- POPI
- Punch Operator Immediately
- PS*
- Punch Obscenity
- PSD
- Pause and Smoke Dope
- PVLC
- Punch Variable Length Card
- RASC
- Read And Shred Card
- RD
- Reverse Directions
- RDS
- Read Sideways
- RIRG
- Read Inter-record Gap
- RPM
- Read Programmer's Mind
- RSD
- On Read Error Self Destruct
- RSSC
- Reduce Speed, Step Carefully (for improved accuracy)
- RSTOM
- Read from Store-only Memory
- RTAB
- Rewind Tape and Break
- RWCR
- Rewind Card Reader
- RWDSK
- Rewind Disk
- RWOC
- Read Writing On Card
- SCRBL
- Scribble to disk - faster than a write
- SHAB
- Shift a bit
- SHLB
- Shift a little bit
- SHLBM
- Shift a little bit more
- SLC
- Search for Lost Chord
- SMR
- Skip on Meaningless Result
- SOT
- Sit on a Tack
- SPSW
- Scramble Program Status Word
- SQPC
- Sit Quietly and Play with your Crayons
- SRSD
- Seek Record and Scar Disk
- SRZ
- Subtract and Reset to Zero
- SSJ
- Select Stacker and Jam
- STROM
- Store in Read Only Memory
- TDB
- Transfer and Drop Bits
- UER
- Update and Erase Record
- WBT
- Water Binary Tree
- WEMG
- Write Eighteen-minute Gap
- WPM
- Write Programmer's Mind
- WYWIWYG
- Enter "What You Want Is What You Get" mode
- XSP
- Execute Systems Programmer