Program Logic Manual - All about the IBM 1130 Computing System

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READZFlowchart: FI008Used by: SFIOSubroutines required: HOLEZ, ILSO4Linkages: LIBF READZ (BSI 3 TV DISP)where XR1 = I/0 AREA ADDRESSPreoperative input parameters:FunctionReadXR1I/O Area AddressPostoperative conditions and entry points:FunctionSymbolicentry pointReturnaddress atInterruptentry pointReturnaddress atInterruptlevelRead] READZ LIBF TV RZ060 RZ060 4link wordRegister status:ACC EXT XR1 XR2 XR3 StatusMainlineSaved at/restored fromsymbolic locationUsed X X X X XSignificant variables:Symbolic locationRZ360RZ360+1RZ380Contents/UseI/0 Area Address; also, first word of Read IOCC.Second word of Read IOCC.Switch used for interrupt processing:non-zero = waiting for interruptzero = set by occurrence of interrupt144
TYPE ZFlowchart: F1012Used by: SFIOSubroutines required: HOLEZ, GETAD, ILSO4Linkage: LIBF TYPEZ (BSI 3 TV DISP)where ACC = FUNCTION CODEXR1 = I/0 AREA ADDRESSXR2 = WORD COUNTPreoperative input parameters:Function ACC XR1 XR2Read/0000I/O Area AddressWord count, set to 80 byTYPEZWrite/0002I/O Area AddressCharacter countPostoperative conditions and entry points:Function at KZ910Symbolic Returnentry point address atRead /0000 TYPEZvia LIBF TVlink wordvia LIBF TVInterruptentry pointReturnaddress atInterruptlevelKZ100 KZ100 4Write /0002 TYPEZ link word KZ100 KZ100 4Register status:ACC EXT XR1 XR2 XR3 StatusMainlineSaved at/restored fromsymbolic locationUsed X X X X _Significant variables:Symbolic locationKZ911KZ210+1KZ910KZ906KZ914KZ913KZ900KZ902KZ912Contents/UseOriginal character count plus one.Original I/O area address.Read-Write function indicator word.IOCC used to print characters from KZ914.Buffer word used to hold character to be printed.Saved DSW from Sense-with-reset in interrupt routine.IOCC used to read Keyboard character into I/O area.IOCC used to release Keyboard.Number of remaining characters to be typed. (Each character read is typed.)<strong>Program</strong> Analysis Procedures 145
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File Number 1130-36Form Y-26-3714-2
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CONTENTSSECTION 1. INTRODUCTION 1 S
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IntroductionProgram Analysis Proced
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SUP05„ Supervisor, XEQ Processing
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to be fetched as a result.Phase 2 o
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Table 1. The Contents of COMMALABEL
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"Table 1 . The Contents of COMMA (C
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Table 2. The Contents of DCOM (Conc
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Likewise, information acquired by P
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1Subphase 2Subphase 2 contains the
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prior to performing any disk operat
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Cold StartLoaderResidentImageParame
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Page Blank In Original
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lank (the mainline is in Working St
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0 0 0 0COMMA, COMMA, COMMA, COMMA,S
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SECTION 8. CORE LOAD BUILDERFLOWCHA
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core load is executed) below locati
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LOCALs AND SOCALsIf during the firs
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LOWCORE./‘. BSC L I FL210 I BSS 1
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SubroutineMC000RL000FunctionMaster
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PHASE 6Phase 6 performs several mis
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DUP CONTROL RECORDSIn the table bel
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LocationPIHDRSIHDRPTHDRCIHDRPhase N
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specified on the DUP control record
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the disk area reserved for DUP phas
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DCTL SubroutinesThese subroutines m
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SNOFF SubroutineFixed Area is the b
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XW000This subroutine places the dat
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IITo delete the FORTRAN Compiler, t
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If // or * is found in column 1, th
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PRECIThis phase is read into core s
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Subroutine in execution Contents of
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phase. When the overlay phase compl
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PHASE 2Phase 2 handles the processi
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SCANThe SCAN subroutine collects th
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Figure 14, panel 3 shows the layout
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PhaseNumber Phase NameFunctionPhase
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0 0 0 0 0 0 0 0COMMA,SkeletonSuperv
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If at any time during the compilati
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Dimension Information Array Name75
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calls the System Core Dump program
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Pass 1 of phase 4 examines all COMM
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phase 16, when an arithmetic operat
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Phase 11 then calculates the subscr
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A DO Table entry is made for each D
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associated string and performs the
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All calls to these subprograms are
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Errors DetectedThere are no errors
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SECTION 12. SYSTEM LIBRARYFLOWCHART
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Function Name(s) Type Subtype Refer
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If (1) cylinder zero is defective,
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1130 Disk Data File Conversion Prog
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into a 31 word work area which has
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Page 124 and 125: Write Response (Transmit). If the t
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Page 128 and 129: Normal EBCDIC text. This interrupt
Page 130 and 131: Notes. FIRST is set non-zero during
Page 132 and 133: Notes. During call processing SYN5
Page 134 and 135: switches and storage locations requ
Page 136 and 137: Settings.Negative = EOTZero = Block
Page 139 and 140: SECTION 14. STAND-ALONE UTILITIESDI
Page 141 and 142: PROGRAM ANALYSIS PROCEDURESINTRODUC
Page 143 and 144: SUBROUTINE ERROR NUMBER/ERROR STOPL
Page 145 and 146: •Table 8. Error Number List (Cont
Page 147 and 148: COMMA,SkeletonSupervisorCOMMA,Skele
Page 149 and 150: Assumes CoreLocation Procedureshave
Page 151 and 152: StepProcedureContinue nowhaving the
Page 153 and 154: SUBROUTINE DATA CHARTSSYSTEM DEVICE
Page 155 and 156: Register status:MainlineSaved at/re
Page 157 and 158: Significant variables:Symbolic loca
Page 171: Significant variables:Symbolic loca
Page 175 and 176: PRNZFlowchart: FI010Used by: SFIOSu
Page 183 and 184: Register status:MainlineSaved at/re
Page 185 and 186: READ1Used by: Assembler Language pr
Page 193 and 194: Register status:ACC EXT XR1 XR2 XR3
Page 203 and 204: Register status:ACC EXT XR1 XR2 XR3
Page 205 and 206: DISK1Used by: Monitor system progra
Page 209 and 210: Postoperative conditions and entry
Page 211: Significant variables: (Continued)S
Page 214 and 215: mom texauao ularAS • TO •LkS 2.
Page 216 and 217: MAINS• ENTER FROM• PHASE 1•SE
Page 218 and 219: •.4ISLA11.41.0..005•• • •
Page 220 and 221: ••••10•ENTER FROM COLD.
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****A1**********ENTER FROM CORE** I
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J P300****A1**********ENTRY FROM Su
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****AI*ENTER HF.E F.OM♦* PHASE 3
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***** *Sim*000* 5 * * 008*%al* * A2
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.•.•••▪NNA L FRM CORE.•
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• A4 :...CM000CM11;... A4114**Al
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SOZ sixelpAAINAnoTvezifemul gaaprin
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• •• Ah •• •CCATiiA4...
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•003•• Al•• ••iSTOREA
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..*006 *.Al.•006•. A2• •
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E T z siautromoiacuninact umi2oad A
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• D Al•••DUMPLET*A/• EXEC
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DEFINE0 *****1000* ******0*****ENTE
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•014.• Al.• •PRECI*rnA•EN
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A l•ENTER FROM MCRA•B145TAIVral
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• ENTER FROM •• PHASE 1 •
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•RHAN4 ;FLIPPER•• •x81•
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.-706 FROM •• PHASE 3 ••
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• ENTER FROM •• PHASE 9 •
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.1/1E11/2 *PHA S 7 FLIPPER:BI•RES
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•• ENTER FROM •• PHASE 9
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LDLBL Al• CONVERT LABEL •• TO
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DTHORAlCOMPUTE OSFBLOCK MORDCOUNT%I
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INT2AlFETCH DISKBUFFERADDRESSESBI
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EM0001•FETCH •APPROPRIATE •ER
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AlSAV5014yEAREAX81 82•"• INITIA
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• •• A4 •• •XF0000 F150
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STARTST1CKRLAl•"INITIALIZE PASSON
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•OOP•%AI*•NXTPOAlINIUNZE•
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•008.• AI.• •BEGIN1A• •
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Esz SDIETT0AA0T3L asvtid (aaudutop
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SSZ sprIpmoid6 asviTcl gaalPlum0 NV
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• A3 ••• • •STARTAlINIT
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STARTAl••• INITIALIZE TO •*
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XSTARTAlA4•• I NIT I ALIZESUBSC
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ENEAlINITIALIZE PHASE • ••STA
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6T as'otici ‘aaudurop NV/U.1103
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ENTAl• MOVE STRINGNEXT TO SYRT8L.
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••ENT 12012Al A2 ..• ••IN
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ENTAlINITIALIZEPHASE• B/ •.X.
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RC000A2:REVAIHLPHISE•B2• LOAD S
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FSLEN•Al:FSICUEStitiCeDD•SYSTEM
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DISCAl•CALIO •• ••READ ID
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IDENTAl•CALPR 007A1•.----------
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swIrommaAc103 tAreaqn tuaiskS • 8
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EEZ sUrqamoil.LaIsa (Areaqm uia4sA5
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.012•• Al.• •M0530•%Al•
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*****. YES *010.Er000 .FC015 * 02**
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.0/2** A3** *)7(*****A3***********C
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ICNVT****A1*** ***** *ENTER I - * C
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INSRT .4. .4.Al *. 44 *. *****As **
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INT2 ..*A1***** *******• SENSE &
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XMTNTAt .. *.4:00* ******** .1,1. *
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SCAT3 s****A1************SAVE RUGS.
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%.• • * • **▪ 208* *0013*AL
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SEAL...•.A1ENTRYARK)•• ENTRY
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•003*• A/o• •.0*.*•003•
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..Al....A; .... ao•• COLUMN •
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RAPT!..•.AI+ENTRY VIA LIEF• PAP
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• A2 •12300 X 12100 72400••
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PACES PNCHZ P2080••••Al ...
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HOLE/'ENTRY VIA LEAF •HOLEZ•
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Z'90£ •OHDNdBacirl tualsAS 'S TO
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as*** **•• *555 *****0065 *006*
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**•**anon*41** *****•*.4 4 * 4.
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**AI******** BRANCH TO** INTERRuPT
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ST .90E•OCILIVD 'Axemui tualsAs '
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XA l *. *.* *.NO . READ .....**. RE
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pLOTI****A/********* •*ENTER VIA
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8Z '90£LT,Old `Ireami tualsAs TtOL
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0X.*.2*•A5 *.•.* LAST 5.REMOVE
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APPENDIX A. EXAMPLES OF FORTRAN OBJ
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Object CodingSource Coding Object C
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Source CodingObject CodingObject Co
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Source CodingObject CodingObject Co
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Source CodingObject CodingNon-Disk
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Source CodingObject CodingWRITE (2'
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APPENDIX B. LISTINGSThis appendix c
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ADOR REL OBJECT ST.NO. LABEL OPCD F
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ADDR RFL OBJECT ST.NO. LABEL OPCD F
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ADOR REL OBJECT ST.NO. LABEL OPCD F
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ADDR REL OBJECT ST.NO. LABEL OPCD F
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AMA REL OBJECT ST.NO. LABEL OPCD FT
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SYMROL VALUE REL DEFN REFERENCESSSC
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APPENDIX C. ABBREVIATIONSBelow is a
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Abbreviation Meaning Abbreviation M
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Abbreviation Meaning Abbreviation M
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Disk Monitor Microfiche Disk Monito
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Disk Monitor Microfiche Disk Monito
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cters respectively.CSP D1 FORMAT:CS
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APPENDIX G: FIELD TYPE COMPRESSIONS
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Disk I/O subroutineResident monitor
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Arithmetic and function subroutines
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READER'S COMMENT FORMIBM 1130 Disk
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