From golf!wupost!darwin.sura.net!gatech!udel!MathWorks.Com!news.duke.edu!godot.cc.duq.edu!newsfeed.pitt.edu!uunet!pipex!logica.co.uk!lgpeterw!WhiskerP Sat Jul 16 23:00:45 1994 Newsgroups: vmsnet.pdp-11,logica.misc Path: golf!wupost!darwin.sura.net!gatech!udel!MathWorks.Com!news.duke.edu!godot.cc.duq.edu!newsfeed.pitt.edu!uunet!pipex!logica.co.uk!lgpeterw!WhiskerP From: WhiskerP@lgwct.logica.com (Peter Whisker) Subject: ADDITIONS TO PDP-11 INSTRUCTION SET Message-ID: Lines: 47 Sender: news@carmen.logica.co.uk (News Manager Account) Nntp-Posting-Host: lgpeterw.logica.co.uk Organization: Logica DCG Ltd. X-Newsreader: Trumpet for Windows [Version 1.0 Rev A] Date: Fri, 15 Jul 1994 11:48:22 GMT ADDITIONS TO PDP-11 INSTRUCTION SET Due to recent engineering changes, the following instructions and their mnemonics will be addes to the PDP-11 family instruction set on all processors except PDP-11/30. Mnemonic Instruction BH Branch and Hang TDB Transfer and Drop Bits IIB Ignore Inquiry and Branch DO Divide and Overflow SRZ Subtract and Reset to Zero PI Punch Invalid SSJ Select Stacker and Jam FSRA Forms Skip and Run Away RSC Read and Shred Card SRCH Seek Records and Crash Heads BST Backspace and Stretch Tape RIG Read Inter-Record Gap UER Update and Erase Record SPSW Scramble Processor Status Word EIOC Execute Invalid Op Code ERS Erase Read-Only Storage CM Circulate Memory MLR Move and Lose Record CRN Convert to Roman Numerals DMPS Destroy Memory Protect Switch DC Divide and Conquer EPI Execute Programmer Immediate LCC Load and Clear Core HCF Halt and Catch Fire --------------------------------------------- Submitted by David Ewing (found at the bottom of my desk drawer) Peter Whisker ~~~~~~~~~~~~~~~~~~~|~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Peter Whisker | Internet: WhiskerP@lgwct.logica.com Logica DCG Ltd, | X400 : WhiskerP/O=LG/OU=LGWCT/P=LOGICA/A=TMAILUK/C=GB Cobham, Surrey | "Opinions are mine, not Logica's" Great Britain | "B'shin tuairim phearsanta, nach leargas Logica" ~~~~~~~~~~~~~~~~~~~'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~