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pjb-asm7090.el
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pjb-asm7090.el
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;;****************************************************************************
;;FILE: 7090.el
;;LANGUAGE: emacs lisp
;;SYSTEM: POSIX
;;USER-INTERFACE: NONE
;;DESCRIPTION
;;
;; asm7090 stuff.
;;
;;AUTHORS
;; <PJB> Pascal Bourguignon <[email protected]>
;;MODIFICATIONS
;; 2005-06-04 <PJB> Created.
;;BUGS
;;LEGAL
;; GPL
;;
;; Copyright Pascal Bourguignon 2005 - 2005
;;
;; This program is free software; you can redistribute it and/or
;; modify it under the terms of the GNU General Public License
;; as published by the Free Software Foundation; either version
;; 2 of the License, or (at your option) any later version.
;;
;; This program is distributed in the hope that it will be
;; useful, but WITHOUT ANY WARRANTY; without even the implied
;; warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
;; PURPOSE. See the GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public
;; License along with this program; if not, write to the Free
;; Software Foundation, Inc., 59 Temple Place, Suite 330,
;; Boston, MA 02111-1307 USA
;;****************************************************************************
(eval-when-compile
(require 'cl)
(load "cl-seq" t t)
(load "cl-macs" t t))
(require 'pjb-cl)
(require 'asm-mode)
(require 'font-lock)
;; ASM 7090 mode
(defconst +asm7090-ibsys-char+ ?$)
(defconst +asm7090-comment-char+ ?*)
(defconst +space+ 32)
(defun POSITION-IF (item sequence &rest keys)
;; (message "item=%S seq=%S keys=%S" item sequence keys)
(let ((start (getf keys :start))
(end (getf keys :end)))
(cond
((and start (= start (length sequence))) nil)
((and end (< (length sequence) end))
(setf keys (copy-seq keys))
(setf (getf keys :end) (length sequence))
(apply (function position-if) item sequence keys))
(t
(apply (function position-if) item sequence keys)))))
;; (defun POSITION (item sequence &rest keys)
;; (message "item=%S seq=%S keys=%S" item sequence keys)
;; (apply (function position) item sequence keys))
(defun search-asm7090-fields (limit)
(macrolet ((sel (len min max sma bet big)
(let ((vlen (gensym)) (vmin (gensym)) (vmax (gensym)))
`(let ((,vlen ,len) (,vmin ,min) (,vmax ,max))
(cond ((< ,vlen ,min) ,sma)
((<= ,vlen ,max) ,bet)
(t ,big))))))
(let* ((start (progn (beginning-of-line) (point)))
(end (progn (end-of-line) (point)))
(line (buffer-substring-no-properties start end)))
;; (message "search-asm7090-fields %d %S\n%S" (point) limit line)
;; (message "search-asm7090-fields start=%d end=%d\n" start end)
(setf limit (1+ end))
(beginning-of-line)
(cond
((= 0 (length line))
;; (message " exit 0")
(re-search-forward
"^\\(\\)\\(\\)\\(\\)\\(\\)\\(\\)\\(\\)\n" limit t))
((= (aref line 0) +asm7090-ibsys-char+)
;; (message " exit 1")
(re-search-forward
"^\\(\\)\\(\\)\\(\\)\\(\\)\\(.\\{1,72\\}\\)\\(.\\{0,8\\}\\)\n" limit t))
((= (aref line 0) +asm7090-comment-char+)
;; (message " exit 2")
(re-search-forward
"^\\(\\)\\(\\)\\(\\)\\(.\\{1,72\\}\\)\\(\\)\\(.\\{0,8\\}\\)\n" limit t))
((re-search-forward ; only spaces
"^ +\\(\\)\\(\\)\\(\\)\\(\\)\\(\\)\\(\\)\n" limit t))
;; (message " exit 3") t
((< (length line) 7)
;; (message " exit 4")
(re-search-forward
"^\\(.\\{0,6\\}\\)\\(\\)\\(\\)\\(\\)\\(\\)\\(\\)\n" limit t))
(t (let ((labs 0) (labe 6)
cods code
args arge
coms come
nums nume)
;; (message " exit 5")
(setf cods (POSITION-IF (lambda (ch) (/= ch +space+)) line
:start 6 :end 15))
;; (message "cods=%S" cods)
(if cods
(setf code (min 72 (or (POSITION +space+ line :start cods)
(length line))))
(setf cods 6
code 6))
;; (message "cods=%S code=%S" cods code)
(setf args (POSITION-IF (lambda (ch) (/= ch +space+)) line
:start code :end 16))
;; (message "args=%S" args)
(if args
(setf args (min 72 args)
arge (min 72 (or (POSITION +space+ line :start args)
(length line))))
(setf args code
arge code))
;; (message "OPCODE= %S"(subseq line cods code))
(when (STRING-EQUAL (subseq line cods code) "BCI")
(let* ((comma (POSITION (CHARACTER ",") line
:start args :end arge))
(size (HANDLER-CASE
(parse-integer line args
(min arge (or comma arge)))
(error () nil))))
;; (message "SIZE=%S" size)
(when (and comma size)
(setf arge (min 72 (+ comma 1 (* 6 size)) (length line))))))
;; (message "args=%S arge=%S" args arge)
(setf coms (POSITION-IF (lambda (ch) (/= ch +space+)) line
:start arge))
;; (message "coms=%S" coms)
(if coms
(setf coms (min 72 coms)
come (min 72 (length line)))
(setf coms arge
come arge))
;; (message "coms=%S come=%S" coms come)
(if (<= 72 (length line))
(setf nums 72
nume (min 80 (length line)))
(setf nums (length line)
nume (length line)))
;; (message "nums=%S nume=%S" nums nume)
(prog1
(re-search-forward
(apply (function concat)
(list "^"
(format "\\(.\\{%d\\}\\)" (- labe labs))
(format " \\{%d\\}" (- cods labe))
(format "\\(.\\{%d\\}\\)" (- code cods))
(format " \\{%d\\}" (- args code))
(format "\\(.\\{%d\\}\\)" (- arge args))
(format " \\{%d\\}" (- coms arge))
(format "\\(.\\{%d\\}\\)" (- come coms))
(format " \\{%d\\}" (- nums come))
"\\(\\)" ; IBSYS
(format "\\(.\\{%d\\}\\)" (- nume nums))
"\n"))
limit t)
(when nil
(message "line=%S\nlabel=%3d %S\nopcod=%3d %S\nargum=%3d %S\ncomnt=%3d %S\nibsys=%3d %S\nnmber=%3d %S\n"
line
(length (match-string-no-properties 1))
(match-string-no-properties 1)
(length (match-string-no-properties 2))
(match-string-no-properties 2)
(length (match-string-no-properties 3))
(match-string-no-properties 3)
(length (match-string-no-properties 4))
(match-string-no-properties 4)
(length (match-string-no-properties 5))
(match-string-no-properties 5)
(length (match-string-no-properties 6))
(match-string-no-properties 6)))
)))))))
(defun split-asm7090-fields ()
(interactive)
(search-asm7090-fields (point-max))
(message "label=%3d %S\nopcod=%3d %S\nargum=%3d %S\ncomnt=%3d %S\nibsys=%3d %S\nnmber=%3d %S\n"
(length (match-string-no-properties 1))
(match-string-no-properties 1)
(length (match-string-no-properties 2))
(match-string-no-properties 2)
(length (match-string-no-properties 3))
(match-string-no-properties 3)
(length (match-string-no-properties 4))
(match-string-no-properties 4)
(length (match-string-no-properties 5))
(match-string-no-properties 5)
(length (match-string-no-properties 6))
(match-string-no-properties 6)))
(defun asm7090-font-lock ()
(interactive)
(setq font-lock-defaults nil
font-lock-keywords nil)
(font-lock-add-keywords
nil
(list
(list
(function search-asm7090-fields)
'(1 font-lock-function-name-face) ; labels
'(2 font-lock-keyword-face) ; operation codes
'(3 font-lock-reference-face) ; arguments
'(4 font-lock-comment-face) ; comments
'(5 font-lock-preprocessor-face) ; ibsys
'(6 font-lock-type-face) ; cols 72-80
))))
(DEFPARAMETER +codop-7090+
'(
;; page 20.
(CLA +0500 F T Y "Clear and Add")
(CAL -0500 F T Y "Clear and Add Logical Word")
(CLS +0502 F T Y "Clear and Substract")
(ADD +0400 F T Y "Add")
(ADM +0401 F T Y "Add Magnitude")
;; page 21.
(SUB +0402 F T Y "Substract")
(SBM -0400 F T Y "Substract Magnitude")
(ACL +0361 F T Y "Add and Carry Logical Word")
;; page 22.
(MPY +0200 F T Y "Multiply")
(MPR -0200 F T Y "Multiply and Round")
(RND +0760 T 00010 "Round" )
(VLM +0204 C T T "Variable Length Multiply")
;; page 24.
(DVH +0220 F T Y "Divide or Halt")
(DVP +0221 F T Y "Divide or Proceed")
(VDH +0224 C T Y "Variable Lengh Divide or Halt")
(VDP +0225 C T Y "Variable Lengh Divide or Proceed")
;; page 27.
(FAD +0300 F T Y "Floating Add")
(FAM +0304 F T Y "Floating Add Magnitude")
(UFA -0300 F T Y "Unnormalized Floating Add")
(FSB +0302 F T Y "Floating Substract")
;; page 28.
(UAM -0304 F T Y "Unnormalized Add Magnitude")
(FSM +0306 F T Y "Floating Substract Magnitude")
(UFS -0302 F T Y "Unnormalized Floating Substract")
(USM -0306 F T Y "Unnormalized Floating Substract Magnitude")
(FRN +0760 T 00011 "Floating Round")
;; page 29.
(FMP +0260 F T Y "Floating Multiply")
(UFM -0260 F T Y "Unnormalized Floating Multiply")
;; page 30.
(FDH +0240 F T Y "Floating Divide or Halt")
(FDP +0241 F T Y "Floating Divide or Proceed")
;; page 31.
(ALS +0767 T Y "Accumulator Left Shift")
(ARS +0771 T Y "Accumulator Right Shift")
(LLS +0763 T Y "Long Left Shift")
(LRS +0765 T Y "Long Right Shift")
(LGL -0763 T Y "Logical Left Shift")
(LGR -0765 T Y "Logical Right Shift")
(RQL -0773 T Y "Rotate MQ Left")
(LDQ +0560 F T Y "Load MQ")
(STQ -0600 F T Y "Store MQ")
(SLQ -0620 F T Y "Store Left Half MQ") ; (setcdr! y (cdr mq))
(STO +0601 F T Y "Store")
(SLW +0602 F T Y "Store Logical Word")
(STP +0630 F T Y "Store Prefix")
(STD +0622 F T Y "Store Decrement") ; (setcdr! y (cdr a))
(STT +0625 F T Y "Store Tag")
(STA +0621 F T Y "Store Address") ; (setcar! y (car a))
(STL -0625 F T Y "Store Instruction Location Counter")
(STR -1 "Store Location and Trap")
(STZ +0600 F T Y "Store Zero")
(XCA +0131 "Exchange AC and MQ")
(XCL -0130 "Exclange Logical AC and MQ")
(ENK +0760 T 00004 "Enter Keys")
(HTR +0000 F T Y "Halt and Transfer")
(NOP +0761 "No Operation")
(HPR +0420 "Halt and Proceed")
(XEC +0522 F T Y "Execute")
(TRA +0020 F T Y "Transfer")
(ETM +0760 T 00007 "Enter Trap Mode")
(LTM -0760 T 00007 "Leave Trap Mode")
(TTR +0021 F T Y "Trap Transfer")
(TZE +0100 F T Y "Transfer on Zero")
(TNZ -0100 F T Y "Transfer on No Zero")
(TPL +0120 F T Y "Transfer on Plus")
(TMI -0120 F T Y "Transfer on Minus")
(TOV +0140 F T Y "Transfer on Overflow")
(TNO -0140 F T Y "Transfer on No Overflow")
(TQP +0162 F T Y "Transfer on MQ Plus")
(TQO +0161 F T Y "Transfer on MQ Overflow" "704 floating point mode")
;; page 39.
(TLQ +0040 F T Y "Transfer on Low MQ")
(TSX +0074 T Y "Transfer and Set Index")
(TXI +1 D T Y "Transer with Index Incremented")
(TXH +3 D T Y "Transfer on Index High")
(TXL -3 D T Y "Transfer on Index Low or Equal")
(TIX +2 D T Y "Transfer on Index")
(TNX -2 D T Y "Transfer on No Index")
(PSE +0760 T (OR 00140 ; slf
(INTEGER 00141 00144) ; sln
(INTEGER 00161 00166) ; swt
(INTEGER 01341 01342) ; spu
(INTEGER 02341 02342)
(INTEGER 03341 03342)
(INTEGER 04341 04342)
(INTEGER 05341 05342)
(INTEGER 06341 06342)
(INTEGER 07341 07342)
(INTEGER 10341 10342)
01360 02360 03360 04360 05360 06360 07360 10360 ; spt
(INTEGER 01361 01362) ; spr
(INTEGER 02361 02362)
(INTEGER 03361 03362)
(INTEGER 04361 04362)
(INTEGER 05361 05362)
(INTEGER 06361 06362)
(INTEGER 07361 07362)
(INTEGER 10361 10362)) "Plus Sense")
(MSE -0760 T (INTEGER 00141 00144) "Minus Sense")
(BTT -0760 T (OR 01000 02000 03000 04000 05000 06000 07000 10000)
"Beginning of Tape test")
(ETT -0760 T (OR 01000 02000 03000 04000 05000 06000 07000 10000)
"End of Tape test")
(IOT +0760 T 00005 "Input-Output Check Test")
(PBT -0760 T 00001 "P-Bit Test")
(LBT +0760 T 00001 "Low-Order Bit Test")
(DCT +0760 T 00012 "Divide Check Test")
;; page 43.
(ZET +0520 F T Y "Storage Zero Test")
(NZT -0520 F T Y "Storage not Zero Test")
(CAS +0340 F T Y "Compare Accumulator with Storage")
(LAS -0340 F T Y "Logical Compare Accumulator with Storage")
(TCOA +0060 F T Y "Transfer on Channel A in Operation")
(TCOB +0061 F T Y "Transfer on Channel B in Operation")
(TCOC +0062 F T Y "Transfer on Channel C in Operation")
(TCOD +0063 F T Y "Transfer on Channel D in Operation")
(TCOE +0064 F T Y "Transfer on Channel E in Operation")
(TCOF +0065 F T Y "Transfer on Channel F in Operation")
(TCOG +0066 F T Y "Transfer on Channel G in Operation")
(TCOH +0067 F T Y "Transfer on Channel H in Operation")
(TCNA -0060 F T Y "Transfer on Channel A not in Operation")
(TCNB -0061 F T Y "Transfer on Channel B not in Operation")
(TCNC -0062 F T Y "Transfer on Channel C not in Operation")
(TCND -0063 F T Y "Transfer on Channel D not in Operation")
(TCNE -0064 F T Y "Transfer on Channel E not in Operation")
(TCNF -0065 F T Y "Transfer on Channel F not in Operation")
(TCNG -0066 F T Y "Transfer on Channel G not in Operation")
(TCNH -0067 F T Y "Transfer on Channel H not in Operation")
(TRCA +0022 F T Y "Transfer on Channel A Redundancy Check")
(TRCB -0022 F T Y "Transfer on Channel B Redundancy Check")
(TRCC +0024 F T Y "Transfer on Channel C Redundancy Check")
(TRCD -0024 F T Y "Transfer on Channel D Redundancy Check")
(TRCE +0026 F T Y "Transfer on Channel E Redundancy Check")
(TRCF -0026 F T Y "Transfer on Channel F Redundancy Check")
(TRCG +0027 F T Y "Transfer on Channel G Redundancy Check")
(TRCH -0027 F T Y "Transfer on Channel H Redundancy Check")
(TEFA +0030 F T Y "Transfer on Channel A End of File")
(TEFB +0031 F T Y "Transfer on Channel B End of File")
(TEFC +0032 F T Y "Transfer on Channel C End of File")
(TEFD +0033 F T Y "Transfer on Channel D End of File")
(TEFE +0034 F T Y "Transfer on Channel E End of File")
(TEFF +0035 F T Y "Transfer on Channel F End of File")
(TEFG +0036 F T Y "Transfer on Channel G End of File")
(TEFH +0037 F T Y "Transfer on Channel H End of File")
(TCH +1 F Y "Transfer in Channel")
(LXA +0534 T Y "Load Index from Address")
(LAC +0535 T Y "Load Complement of Address in Index")
(LXD -0534 T Y "Load Index from Decrement")
(LDC -0535 T Y "Load Complement of Decrement in Index")
(AXT +0774 T Y "Address to Index True")
(AXC -0774 T Y "Address to Index Complemented")
(PAX +0734 T "Place Address in Index")
(PAC +0737 T "Place Complement of Address in Index")
(PDX -0734 T "Place Decrement in Index")
(PDC -0737 T "Place Complement of Decrement in Index")
(SXA +0634 T Y "Store Index in Address")
(SXD -0634 T Y "Store Index in Decrement")
(PXA +0754 T "Place Index in Address")
(PXD -0754 T "Place Index in Decrement")
(ORA -0501 F T Y "OR to Accumulator")
(ORS -0602 F T Y "OR t Storage")
(ANA -0320 F T Y "AND to Accumulator")
(ANS +0320 F T Y "AND to Storage")
(ERA +0322 F T Y "Exclusive OR to Accumulator")
(COM +0760 T 00006 "Complement Magnitude")
(CLM +0760 T 00000 "Clear Magnitude")
(CHL +0760 T 00002 "Change Sign")
(SSP +0760 T 00003 "Set Sign Plus")
(SSM -0760 T 00003 "Set Sign Minus")
(PAI +0044 "Place Accumulator in Indicators")
(PIA -0046 "Place Indicators in Accumulator")
;; page 51.
(LDI +0441 F T Y "Load Indicators")
(STI +0604 F T Y "Store Indicators")
(OAI +0043 "OR Accumulator to Indicators")
(OSI +0442 F T Y "OR Storage to Indicators")
(SIL -0055 R "Set Indicators of Left Half")
;; page 52.
(SIR +0055 R "Set Indicators of Right Half")
(RIA -0042 "Reset Indicators from Accumulators")
(RIS +0445 F T Y "Reset Indicators from Storage")
(RIL -0057 R "Reset Indicators of Left Half")
(RIR +0057 R "Reset Indicators of Right Half")
(IIA +0041 "Invert Indicators from Accumulator")
(IIS +0440 F T Y "Invert Indicators from Storage")
(IIL -0051 R "Invert Indicators of Left Half")
(IIR +0051 R "Invert Indicators of Right Half")
(TIO +0042 F T Y "Transfer when Indicators On")
(TIF +0046 F T Y "Transfer when Indicators Off")
;; page 54.
(ONT +0446 F T Y "On Test for Indicators")
(OFT +0444 F T Y "Off Test for Indicators")
(LNT -0056 R "Left Half Indicators On Test")
(RNT +0056 R "Right Half Indicators On Test")
;; page 55.
(LFT -0054 R "Left Half Indicators Off Test")
(RFT +0054 R "Right Half Indicators Off Test")
;; page 56.
(CVR +0114 C V Y "Convert by Replacement from the AC")
(CRQ -0154 C V Y "Convert by Replacement from the MQ")
(CAQ -0114 C V Y "Convert by Addition from the MQ")
;; page 57. Cf. device codes.
;; page 58.
(RDS +0762 T Y "Read Select")
(WRS +0766 T Y "Write Select")
(BSR +0764 T Y "Backspace Record")
(BSF -0764 T Y "Backspace File")
(WEF +0770 T Y "Write End-of-File")
(REW +0772 T Y "Rewind")
(RUN -0772 T Y "Rewind and Unload")
(SDN +0776 Y "Set Density") ;; see page 59 for channels / density codes
;; page 60.
(RDCA +0760 T 01352 "Reset Data Channel A")
(RDCB +0760 T 02352 "Reset Data Channel A")
(RDCC +0760 T 03352 "Reset Data Channel A")
(RDCD +0760 T 04352 "Reset Data Channel A")
(RDCE +0760 T 05352 "Reset Data Channel A")
(RDCF +0760 T 06352 "Reset Data Channel A")
(RDCG +0760 T 07352 "Reset Data Channel A")
(RDCH +0760 T 10352 "Reset Data Channel A")
(SCHA +0640 F T Y "Store Channel A")
(SCHB -0640 F T Y "Store Channel B")
(SCHC +0641 F T Y "Store Channel C")
(SCHD -0641 F T Y "Store Channel D")
(SCHE +0642 F T Y "Store Channel E")
(SCHF -0642 F T Y "Store Channel F")
(SCHG +0643 F T Y "Store Channel G")
(SCHH -0643 F T Y "Store Channel H")
(RCHA +0540 F T Y "Reset and Load Channel A")
(RCHB -0540 F T Y "Reset and Load Channel B")
(RCHC +0541 F T Y "Reset and Load Channel C")
(RCHD -0541 F T Y "Reset and Load Channel D")
(RCHE +0542 F T Y "Reset and Load Channel E")
(RCHF -0542 F T Y "Reset and Load Channel F")
(RCHG +0543 F T Y "Reset and Load Channel G")
(RCHH -0543 F T Y "Reset and Load Channel H")
(LCHA +0544 F T Y "Load Channel A")
(LCHB -0544 F T Y "Load Channel B")
(LCHC +0545 F T Y "Load Channel C")
(LCHD -0545 F T Y "Load Channel D")
(LCHE +0546 F T Y "Load Channel E")
(LCHF -0546 F T Y "Load Channel F")
(LCHG +0547 F T Y "Load Channel G")
(LCHH -0547 F T Y "Load Channel H")
;; page 65.
(ENB +0564 F T Y "Enable Traps from Y")
(RCT +0760 T 00014 "Restore Channel Traps")
(ESNT -0021 F T Y "Enter Storage Nullification and Transfer"
"Enters 709 mode")
(LSNM -0760 T 00010 "Leave Storage Nullification Mode"
"Leaves 709 mode")
(ESTM -0760 T 00005 "Enter Select Trap Mode")
(ECTM -0760 T 00006 "Enter Copy Trap Mode")
(EFTM -0760 T 00002 "Enter Floating Trap Mode")
(LFTM -0760 T 00004 "Leave Floating Trap Mode")
;; page 67. Add Instructions for the IBM 7909 Data Channel
))
(defun asm7090-show-codop-description (codop)
(let ((desc (find-if (lambda (desc) (STRING-EQUAL (first desc) codop))
+codop-7090+)))
(message (if desc
(format "%s: %s" (first desc) (find-if (function stringp) desc))
(format "%s: unknown" (first desc))))))
(defun asm7090-describe-codop ()
(interactive)
(save-excursion
(beginning-of-line)
(search-asm7090-fields (save-excursion (forward-line 1) (point)))
(asm7090-show-codop-description (match-string-no-properties 2))))
(defun asm7090 ()
(interactive)
(asm7090-font-lock)
(make-local-variable 'tab-stop-list)
(setf tab-stop-list '(0 7 15 34 72)
asm-comment-char ?*)
(local-set-key [tab] (function tab-to-tab-stop))
(local-set-key "" (lambda ()
(interactive)
(asm7090-describe-codop)
(newline-and-indent)))
(font-lock-mode 1)
(message "asm7090 activated"))