From 3be45d43839c33ac4a4c26ce026dd9e8c1968a4c Mon Sep 17 00:00:00 2001 From: Warren Toomey Date: Wed, 9 Mar 2016 06:48:37 +1000 Subject: [PATCH] Moved opr.s to src/other as it is not a proper utility and wasn't in the scans. --- src/cmd/ops.s | 123 -------------------------------------------------- 1 file changed, 123 deletions(-) delete mode 100644 src/cmd/ops.s diff --git a/src/cmd/ops.s b/src/cmd/ops.s deleted file mode 100644 index b7a3d50..0000000 --- a/src/cmd/ops.s +++ /dev/null @@ -1,123 +0,0 @@ -" ops and system calls from as7; as.s has no initial symbol table -" so this needs to be included in any assembly of user programs - -" "sys" has it's own sop.s which includes I/O instructions, but lacks -" system call definitions, and lacks some instructions used in -" commands but not in the kernel, so it can't have been the file used -" for user assemblies. - -save = 1 " saves core dump & user area! -getuid = 2 -open = 3 -read = 4 -write = 5 -creat = 6 -seek = 7 -tell = 8 -close = 9 -link = 10 -unlink = 11 -setuid = 12 -rename = 13 -exit = 14 -time = 15 -intrp = 16 -chdir = 17 -chmod = 18 -chown = 19 -" 20 removed -sysloc = 21 " return system addresses -" 22 removed -capt = 23 " capture display? -rele = 24 " release display? -status = 25 " "stat" -smes = 27 -rmes = 28 -fork = 29 - -" List of instruction names and machine code values -" These come from https://raw.githubusercontent.com/simh/ - -sys = 0020000 " "cal i" instruction (trap indirect thru 020) -i = 0020000 " indirect bit - -" memory reference instructions -dac = 0040000 " deposit AC -jms = 0100000 " jump to subroutine -dzm = 0140000 " deposit zero in memory -lac = 0200000 " load AC -xor = 0240000 " exclusive or -add = 0300000 " one's complement add -tad = 0340000 " two's complement add -xct = 0400000 " execute -isz = 0440000 " increment and skip if zero -and = 0500000 " AND with contents of Y -sad = 0540000 " skip if AC different from content of Y -jmp = 0600000 " jump to Y - -" Type 177 Extended Arithmetic Element (EAE) -eae = 0640000 " base instruction (nop) -osc = 0640001 " OR SC into AC -omq = 0640002 " OR MQ into AC -cmq = 0640004 " Complement MQ -div = 0640323 " divide -norm = 0640444 " normalize unsigned -lls = 0640600 " long left shift -als = 0640700 " AC shift -lrs = 0640500 " long right shift -lacs = 0641001 " load AC with SC -lacq = 0641002 " load AC with MQ -abs = 0644000 " absolute value -divs = 0644323 " divide signed - -clq = 0650000 " clear MQ -frdiv = 0650323 " fractional divide -lmq = 0652000 " load MQ from AC -mul = 0653122 " multiply -idiv = 0653323 " integer divide -idivs = 0657323 " integer divide signed -frdivs = 0654323 " fractional divide signed -muls = 0657122 " multiply signed - -norms = 0660444 " normalize signed -gsm = 0664000 " get sign and magnitude -lrss = 0660500 " long right shift signed -llss = 0660600 " long left shift signed -alss = 0660700 " AC left shift signed - -" Operate Instructions - -" Group 1 (OPR 1) instructions -opr = 0740000 " base operate instruction (nop) -nop = 0740000 -cma = 0740001 " complement accumulator -cml = 0740002 " complement link -oas = 0740004 " inclusive or accumulator switches -ral = 0740010 " rotate (ac link) left -rar = 0740020 " rotate (ac link) right -hlt = 0740040 " HALT -xx = 0740040 -sma = 0740100 " skip on minus accumulator -sza = 0740200 " skip on zero accumulator -snl = 0740400 " skip on non-zero link - -skp = 0741000 " unconditional skip -spa = 0741100 " skip on positive accumulator -sna = 0741200 " skip on negative accumulator -szl = 0741400 " skip on zero link - -rtl = 0742010 " rotate two left (ral*2) -rtr = 0742020 " rotate two right (rar*2) - -cll = 0744000 " clear link -stl = 0744002 " set link -rcl = 0744010 " clear link rotate left -rcr = 0744020 " clear link rotate right - -cla = 0750000 " clear accumulator -clc = 0750001 " clear and complement acc -las = 0750004 " load acc from switches -glk = 0750010 " get link - -" Group 2 operate -law = 0760000 " load accumulator with (instruction)