<> <> <> <> <> <> DIRECTORY CD, CDBasics, CDCells, CDCommandOps, CDCurves, CDDefaultProcs, CDDirectory, CDImports, CDInstances, CDIO, CDOps, CDProperties, CDPropertyTools, CDSatellites, CDSequencer, CDTexts, CDVArrow, CStitching, FS, IO, List USING [Append], Rope, TerminalIO; BrandyCIFter: CEDAR PROGRAM IMPORTS CD, CDBasics, CDCells, CDCurves, CDCommandOps, CDDefaultProcs, CDDirectory, CDImports, CDInstances, CDIO, CDOps, CDProperties, CDPropertyTools, CDSatellites, CDSequencer, CDTexts, CDVArrow, CStitching, FS, IO, List, Rope, TerminalIO = BEGIN CIFUnits: TYPE = CD.Number; CIFPos: TYPE = CD.Position -- in CIFUnits -- ; CIFRect: TYPE = CD.Rect -- in CIFUnits -- ; Rational: TYPE = RECORD [num, denom: INT _ 1]; CIFDest: TYPE = REF CIFDestRec _ NIL; CIFDestRec: TYPE = RECORD [ cifDest: Rope.ROPE, deltaRadius: INT -- nanometers, + means cif is bigger ]; CIFDirective: TYPE = REF CIFDirectiveRec _ NIL; CIFDirectiveRec: TYPE = RECORD [ cdSource: CD.Layer, cifDest: Rope.ROPE, deltaRadius: INT -- nanometers, + means cif is bigger ]; MaskStateRef: TYPE = REF MaskState; MaskState: TYPE = RECORD [ areas, unbloated: CStitching.Tesselation _ NIL, partClip: CIFRect _ [0,0,0,0] ]; <<>> <<--Global Variables>> cellIDKey: REF ATOM = NEW[ATOM _ $CellIDNo]; --not accessible debugging: BOOL _ FALSE; -- for printing out debugging messages satellitesSignals: BOOL _ TRUE; -- whether satellites should contribute signal names design: CD.Design; errorFound: REF _ NIL; stopFlag: REF BOOL; topLayerOb: CD.Object _ NEW[CD.ObjectRep]; clearIDsRec: CD.DrawRef; cifMeasureR: CD.DrawRef; cifDrawRec: CD.DrawRef; --for CIFOrArea sharedCxFilter: REF CD.ContextFilter _ NEW[CD.ContextFilter_ALL[FALSE]]; --used in cifDrawRec cellCount: INT _ 0; -- to assign consecutive CIF ID numbers cifLayerAnnounced: BOOL _ FALSE; <<--layer assumed to be unchanged until the next layer is announced>> lambda: INT _ 0; cifPerLambda: INT _ 100; -- CIF units per lambda nmPerCIF: INT = 10; -- nanometers per CIF unit, given 0.01 microns per CIF unit cifScaling: Rational; <<--..output numbers*cifScaling = CIFUnits>> <<--..CIFUnits/cifScaling = output numbers>> cifFile: IO.STREAM; -- file where output will be stored comment, base, name, lastCellName: Rope.ROPE; mainRect: CD.Rect _ CDBasics.empty; <<--set to design size in CIFMeasureArea, used to switch between ChipNDale and CIF coordinate systems>> <<>> cifDirectives: LIST OF REF ANY -- CIFDirective -- _ NIL; currentDirective: CIFDirective; partWidth: CIFUnits _ 800000; -- window for flat CIF partHeight: CIFUnits _ 800000; FreeStorage: PROC [] = { cifMeasureR _ clearIDsRec _ cifDrawRec _ NIL; --help the garbage collector design _ NIL; cifFile _ NIL; }; SimpleRect: PROC [ob: CD.Object] RETURNS [yes: BOOL] = INLINE { yes _ ob.class.wireTyped AND ob.class.objectType=$Rect }; flattenAtomics: BOOL _ FALSE; MakeCall: PROC [ob: CD.Object] RETURNS [yes: BOOL] = { IF SimpleRect[ob] THEN RETURN [FALSE]; IF ob.class.symbolic THEN RETURN [FALSE]; IF flattenAtomics THEN { IF ob.class.wireTyped THEN RETURN [FALSE]; IF ob.class.technology#NIL THEN RETURN [FALSE]; }; IF CDTexts.IsText[ob] THEN { FOR dir: LIST OF REF ANY _ cifDirectives, dir.rest WHILE dir#NIL DO directive: CIFDirective _ NARROW[dir.first]; IF directive.cdSource=ob.layer THEN RETURN [TRUE]; ENDLOOP; RETURN [FALSE]; }; RETURN [TRUE]; }; <<>> <<--%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%>> specialProperties: CDProperties.PropRef _ CDProperties.InitPropRef[]; SetUpSpecialClasses: PROC [] = { x: REF _ CDProperties.GetProp[$CDxCIFRegistrations, $CDxCIFTechnology]; IF design.technology.key#x AND design.technology#x THEN { IF x=NIL THEN TerminalIO.PutRope["CIF commandfile not set up\n"] ELSE TerminalIO.PutRope["CIF commandfile set up for different technology\n"]; ERROR ABORTED }; WITH CDProperties.GetProp[$CDxCIFRegistrations, $CDxCIFSpecials] SELECT FROM pRef: CDProperties.PropRef => specialProperties _ pRef; ENDCASE => specialProperties _ CDProperties.InitPropRef[]; flattenAtomics _ CDProperties.GetProp[$CDxCIFRegistrations, $CDxFlattenAtomic]=$TRUE; }; IsSpecialCase: PROC [ob: CD.Object] RETURNS [yes: BOOL_FALSE] = { yes _ CDProperties.GetListProp[specialProperties^, ob.class.objectType]#NIL }; HandleSpecialCase: PROC [ob: CD.Object] = { WITH CDProperties.GetListProp[specialProperties^, ob.class.objectType] SELECT FROM rp: REF PROC [ob: CD.Object] RETURNS [Rope.ROPE] => { r: Rope.ROPE _ rp^[ob]; IO.PutRope[cifFile, r]; }; r: Rope.ROPE => { IO.PutRope[cifFile, r]; }; rt: REF TEXT => { IO.PutText[cifFile, rt]; }; ENDCASE => { TerminalIO.PutRope["object class handled specialy is inconsistent\n"]; ERROR }; }; <<>> <<>> <<--%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%>> ClearCellIDs: CD.DrawProc = { <<--used to set all CellIDNo's to NIL at the start>> CDProperties.PutObjectProp[onto: ob, prop: cellIDKey, val: NIL]; IF ob.class.composed THEN ob.class.drawMe[pr: clearIDsRec, ob: ob]; }; SymHeader: PROC [obj: CD.Object] = { <<--start outputting a new cell and assign its cellID>> cellID: REF INT _ NEW[INT _ (cellCount _ cellCount + 1)]; cifFile.PutF["DS %d %d %d;\n", IO.int[cellCount], IO.int[cifScaling.num], IO.int[cifScaling.denom]]; CDProperties.PutObjectProp[obj, cellIDKey, cellID]; }; UnfinishedSymHeader: PROC [obj: CD.Object] = { <<--start outputting a new cell and assign its cellID>> <<--but don't output the scaling>> cellID: REF INT _ NEW[INT _ (cellCount _ cellCount + 1)]; cifFile.PutF["DS %d ", IO.int[cellCount]]; CDProperties.PutObjectProp[obj, cellIDKey, cellID]; }; SymTrailer: PROC = { <<--finish off cell description>> cifFile.PutRope["DF;\n"]; }; <<--logically local to GenerateCompositeOb>> CallChildren: CD.DrawProc = { IF MakeCall[ob] THEN CIFSymbolCall[ob, trans.orient, CDPosToCIF[trans.off]]; }; <<--logically local to GenerateCompositeOb>> DrawRectChilds: CD.DrawProc = { IF ~MakeCall[ob] THEN CD.DrawOb[ob: ob, trans: trans, pr: pr, readOnlyInstProps: readOnlyInstProps]; }; GenerateCompositeOb: PROC [obj: CD.Object] = { <<--output composite objects>> <<--the children must be already defined>> cf: REF CD.ContextFilter _ NEW[CD.ContextFilter_ALL[FALSE]]; pr: CD.DrawRef; SymHeader[obj]; CIFDrawCellName[CDDirectory.Name[obj, design]]; <<--call the children >> pr _ CD.CreateDrawRef[[ stopFlag: stopFlag, drawChild: CallChildren, drawRect: IgnoreRect, drawContext: IgnoreContext, design: design ]]; CD.DrawOb[pr, obj]; <<--draw the rectangles>> pr _ CD.CreateDrawRef[[ stopFlag: stopFlag, drawChild: DrawRectChilds, drawRect: CIFOrArea, drawContext: CDDefaultProcs.DrawContext, contextFilter: cf, design: design ]]; FOR directives: LIST OF REF ANY _ cifDirectives, directives.rest WHILE directives#NIL DO currentDirective _ NARROW[directives.first]; cifLayerAnnounced _ FALSE; <<--IF currentDirective.deltaRadius>=0 THEN redundant but easier to understand>> cf[currentDirective.cdSource] _ TRUE; CD.DrawOb[pr, obj]; cf[currentDirective.cdSource] _ FALSE; ENDLOOP; SymTrailer[]; }; GenerateGeometricOb: PROC [obj: CD.Object] = { <<--output CIF for structures only identified as geometries>> IF IsSpecialCase[obj] THEN { UnfinishedSymHeader[obj]; HandleSpecialCase[obj] } ELSE { SymHeader[obj]; FOR directives: LIST OF REF ANY _ cifDirectives, directives.rest WHILE directives#NIL DO currentDirective _ NARROW[directives.first]; cifLayerAnnounced _ FALSE; <<--IF currentDirective.deltaRadius>=0 THEN redundant but easier to understand>> sharedCxFilter[currentDirective.cdSource] _ TRUE; CD.DrawOb[cifDrawRec, obj]; sharedCxFilter[currentDirective.cdSource] _ FALSE; ENDLOOP; }; SymTrailer[]; }; MustCompensate: PROC [layer: CD.Layer] RETURNS [BOOL] = { FOR dList: LIST OF REF ANY _ cifDirectives, dList.rest WHILE dList#NIL DO cdir: CIFDirective _ NARROW[dList.first]; IF cdir.cdSource=layer AND cdir.deltaRadius#0 THEN RETURN [TRUE]; ENDLOOP; RETURN [FALSE]; }; GeneratePolygon: PROC [obj: CD.Object] = { <<--output CIF for structures for polygons>> CifPolygonOut: PROC [points: LIST OF CD.Position] = { <<--points are in design coords, not yet CIF coords>> IF NOT cifLayerAnnounced THEN { cifFile.PutF["L %g;\n", IO.rope[currentDirective.cifDest]]; cifLayerAnnounced _ TRUE; }; cifFile.PutRope["P"]; FOR p: LIST OF CD.Position _ points, p.rest WHILE p#NIL DO cifPos: CD.Position = CDPosToCIF[p.first]; cifFile.PutRope[" "]; CIFOutPoint[cifPos.x, cifPos.y]; ENDLOOP; cifFile.PutRope[";\n"]; }; polygon: CDCurves.CurveSpecific = NARROW[obj.specific]; bad: BOOL _ FALSE; SymHeader[obj]; FOR directives: LIST OF REF ANY _ cifDirectives, directives.rest WHILE directives#NIL DO currentDirective _ NARROW[directives.first]; cifLayerAnnounced _ FALSE; IF currentDirective.cdSource=obj.layer THEN { IF currentDirective.deltaRadius#0 THEN bad _ TRUE; CifPolygonOut[polygon.points]; } ENDLOOP; IF bad THEN { TerminalIO.PutRope["**polygon shrink or bloat failed\n"]; cifFile.PutRope["( polygon has incorrect sizing );\n"]; }; SymTrailer[]; }; CIFDefineObject: PROC [obj: CD.Object] = { <<--Print out CIF pertaining to object starting with the furthest object from the top; After leaving procedure, object will have been assigned a CIF ID # in its properties field>> CheckChildren: CDDirectory.EachObjectProc = { IF MakeCall[me] THEN CIFDefineObject[me] }; IF debugging THEN TerminalIO.PutRope["Entering CIFDefineObject\n"]; IF CDProperties.GetObjectProp[obj, cellIDKey]#NIL THEN RETURN; <<--non-NIL value indicates that object has already been assigned an ID # and is therefore already defined>> <<--We should also make a test here to decide whether any hierarchical geometry results from this object, and assign a special value to this object's attribute $CellIDNo if not.>> IF obj.layer=CD.errorLayer THEN errorFound _ obj; IF obj.class.composed THEN { [] _ CDDirectory.EnumerateChildObjects[obj, CheckChildren, NIL]; }; WITH obj.specific SELECT FROM rp: CDImports.ImportSpecific => { IF rp.boundOb=NIL THEN ERROR; CIFDefineObject[rp.boundOb]; SymHeader[obj]; CIFDrawCellName[Rope.Cat[rp.designName, ".", rp.objectName]]; CIFSymbolCall[rp.boundOb]; SymTrailer[]; }; cp: CD.CellSpecific => { IF satellitesSignals THEN [] _ CDSatellites.GetSatellites[obj]; SymHeader[obj]; CIFDrawCellName[CDDirectory.Name[obj, design]]; <<--For each member of the instance list, determine whether obj is a cell. If so, determine transformations>> BEGIN EachInst: CDCells.InstEnumerator = { IF MakeCall[inst.ob] THEN CIFSymbolCall[inst.ob, inst.trans.orient, CDPosToCIF[inst.trans.off]]; }; [] _ CDCells.EnumerateInstances[obj, EachInst]; END; <<--for each layer, pick out the rectangles belonging to that layer >> <<--and output them>> FOR dir: LIST OF REF ANY _ cifDirectives, dir.rest WHILE dir#NIL DO currentDirective _ NARROW[dir.first]; cifLayerAnnounced _ FALSE; <<--IF currentDirective.deltaRadius>=0 THEN removed for simplicity>> sharedCxFilter[currentDirective.cdSource] _ TRUE; BEGIN EachInst: CDCells.InstEnumerator = { IF ~MakeCall[inst.ob] THEN inst.ob.class.drawMe[ob: inst.ob, trans: inst.trans, pr: cifDrawRec]; }; [] _ CDCells.EnumerateInstances[obj, EachInst]; END; sharedCxFilter[currentDirective.cdSource] _ FALSE; ENDLOOP; <<--generate all signal names>> BEGIN EachInst: CDCells.InstEnumerator = { <<--we don't deal with signal names on p-diffusion;>> <<--sorry, but I have more important things to do right now>> IF ~MakeCall[inst.ob] THEN { WITH CDProperties.GetInstanceProp[inst, $SignalName] SELECT FROM r: Rope.ROPE => CIFLabelTerminal[inst, r, inst.ob.layer]; ENDCASE => NULL; IF satellitesSignals THEN { FOR list: LIST OF Rope.ROPE _ CDSatellites.GetSatelliteRopes[inst], list.rest WHILE list#NIL DO CIFLabelTerminal[inst, list.first, inst.ob.layer]; ENDLOOP; }; } }; [] _ CDCells.EnumerateInstances[obj, EachInst]; END; SymTrailer[]; }; -- of cell ENDCASE => -- crazy or transistors or geometry or rects IF obj.class.composed THEN GenerateCompositeOb[obj] ELSE IF MakeCall[obj] THEN { IF CDCurves.IsPolygon[obj] AND ~MustCompensate[obj.layer] THEN GeneratePolygon[obj] ELSE GenerateGeometricOb[obj]; }; IF debugging THEN TerminalIO.PutRope["Leaving CIFDefineObject\n"]; }; CIFSymbolCall: PROC[ob: CD.Object, orient: CD.Orientation_original, pos: CD.Position_ [0,0]] = { <<--pos in CIFUnits>> <<--indicate which cell is called using its ID number>> WITH CDProperties.GetObjectProp[ob, cellIDKey] SELECT FROM iDNo: REF INT => { cifFile.PutF["C %d", IO.int[iDNo^]]; IF orient#original THEN { xrotation: CD.Orientation _ CDBasics.ConcentrateOnRotate90[orient]; IF xrotation#original THEN { cifFile.PutRope[" R "]; cifFile.PutRope[SELECT xrotation FROM rotate90 => "0,1" , rotate180=> "-1,0", rotate270=> "0,-1", ENDCASE=> "1,0" -- never use this one ]; }; IF CDBasics.IncludesMirrorX[orient] THEN cifFile.PutRope[" M X "]; }; IF pos#[0, 0] THEN { cifFile.PutRope[" T "]; CIFOutPoint[pos.x, pos.y]; }; cifFile.PutRope[";\n"]; }; ENDCASE => ERROR; }; <<--OUTPUT PROCEDURES>> CIFMeasureArea: CD.DrawRectProc = { <<-- Sets mainRect to be a large as is necessary to contain design.>> r _ CDBasics.ReInterpreteRect[r]; IF CDBasics.NonEmpty[r] THEN mainRect _ CDBasics.Surround[mainRect, r]; }; CIFContextMeasureArea: CD.DrawContextProc = { r: CD.Rect _ CDBasics.MapRect[ob.bbox, trans]; IF CDBasics.NonEmpty[r] THEN mainRect _ CDBasics.Surround[mainRect, r]; }; IgnoreRect: CD.DrawRectProc = { }; IgnoreContext: CD.DrawContextProc = { }; CIFOrArea: CD.DrawRectProc = { IF CDBasics.NonEmpty[r] THEN { IF l=CD.errorLayer AND errorFound=NIL THEN errorFound _ $TRUE; IF l=currentDirective.cdSource THEN { rd: CIFRect _ CDBasics.Extend[CDRectToCIF[CDBasics.ReInterpreteRect[r]], currentDirective.deltaRadius/nmPerCIF]; IF CDBasics.NonEmpty[rd] THEN CIFRectOut[rd]; } } }; CIFRectOut: PROC [r: CIFRect] = { IF NOT CDBasics.NonEmpty[r] THEN RETURN; IF NOT cifLayerAnnounced THEN { cifFile.PutF["L %g;\n", IO.rope[currentDirective.cifDest]]; cifLayerAnnounced _ TRUE; }; cifFile.PutF["B %d %d %d %d;\n",-- BOX command, in prescaled CIF units IO.int[PrescaleCIF[[r.x2-r.x1, 1]]] -- length -- , IO.int[PrescaleCIF[[r.y2-r.y1, 1]]] -- width -- , IO.int[PrescaleCIF[[r.x1+r.x2, 2]]] -- center x-coord -- , IO.int[PrescaleCIF[[r.y1+r.y2, 2]]] -- center y-coord -- ]; }; CIFOutPoint: PROC[x, y: CIFUnits] = { cifFile.PutF["%d,%d", IO.int[PrescaleCIF[[x,1]]], IO.int[PrescaleCIF[[y,1]]]] }; CIFLabelTerminal: PROC [ap: CD.Instance, s: Rope.ROPE, lev: CD.Layer] = { pt: CD.Position _ CDBasics.Center[CDRectToCIF[CDInstances.InstRectO[ap]]]; cifFile.PutF["94 %s ", IO.rope[s]]; CIFOutPoint[pt.x, pt.y]; cifFile.PutChar[' ]; FOR directives: LIST OF REF ANY _ cifDirectives, directives.rest WHILE directives#NIL DO d: CIFDirective = NARROW[directives.first]; IF d.cdSource = lev THEN {cifFile.PutRope[d.cifDest]; EXIT}; ENDLOOP; cifFile.PutRope[";\n"]; }; CIFDrawCellName: PROC[s: Rope.ROPE] = { lastCellName _ s; IF ~Rope.IsEmpty[s] THEN cifFile.PutF["9 %s;\n", IO.rope[s]]; }; CantRepresentExactly: ERROR = CODE; SetCIFScaling: PROC = { cifScaling _ ReduceTerms[[num: cifPerLambda, denom: 2*lambda]]; -- the "2" allows for box centers FOR directives: LIST OF REF ANY _ cifDirectives, directives.rest WHILE directives#NIL DO d: CIFDirective = NARROW[directives.first]; cif: CIFUnits; IF ABS[d.deltaRadius] MOD nmPerCIF # 0 THEN ERROR CantRepresentExactly; cif _ ABS[d.deltaRadius]/nmPerCIF; cifScaling _ ReduceTerms[[ num: cifScaling.num, denom: (cifScaling.num*cifScaling.denom)/GCD[cif*cifScaling.denom, cifScaling.num]]]; <<--.. adds the condition that cif/cifScaling is guaranteed to be an integer, so cif*cifScaling.denom MOD cifScaling.num = 0>> ENDLOOP; }; CollectDirectives: PROC = { GetDirectives: PROC [p: REF, lev: CD.Layer] RETURNS [l: LIST OF REF ANY _ NIL] = { IF p#NIL THEN { WITH p SELECT FROM d: CIFDest => l _ LIST[NEW[CIFDirectiveRec _ [lev, d.cifDest, d.deltaRadius]]]; list: LIST OF REF ANY => l _ List.Append[GetDirectives[list.first, lev], GetDirectives[list.rest, lev]]; ENDCASE => l _ LIST[NEW[CIFDirectiveRec _ [lev, CDOps.ToRope[p, $Interactive], 0]]]; }; }; cifDirectives _ NIL; FOR layers: LIST OF CD.Layer _ design.technology.usedLayers, layers.rest WHILE layers#NIL DO cifDirectives _ List.Append[GetDirectives[CDProperties.GetLayerProp[layers.first, $CDxCIFRegistrations], layers.first ], cifDirectives]; ENDLOOP; }; GetCifPerLambda: PROC [] = { WITH CDProperties.GetProp[$CDxCIFRegistrations, $CDxCIFUnitsPerLambda] SELECT FROM ri: REF INT => cifPerLambda _ ri^; ENDCASE => cifPerLambda _ 0; TerminalIO.PutF["using %g cif units per lambda; (1 CIF unit = 0.01 microns)\n", IO.int[cifPerLambda]] ; IF cifPerLambda<2 THEN { TerminalIO.PutRope["cif units per lambda not reasonable\n"]; ERROR ABORTED }; }; WriteCIF: PROC[ comm: CDSequencer.Command] = { ENABLE { ABORTED => {TerminalIO.PutRope[" CIF generation aborted\n"]; GOTO Exit}; UNWIND => NULL; }; --enable mainOb: CD.Object; mainInst: CD.Instance; cifKey: Rope.ROPE; stopFlag _ NEW[BOOL_FALSE]; errorFound _ NIL; design _ comm.design; lambda _ design.technology.lambda; CDSequencer.UseAbortFlag[design, stopFlag]; SetUpSpecialClasses[]; cifKey _ CDOps.ToRope[CDProperties.GetProp[$CDxCIFRegistrations, $CDxCIFName], $Interactive]; IF Rope.IsEmpty[cifKey] THEN { TerminalIO.PutRope["CIF layers for this technology are not defined\n"]; RETURN }; TerminalIO.PutRopes["Use CIF layer definitions [", cifKey, "]\n"]; <<--initialize main object, layer names, resolution, cellCount, and draw records>> <<>> mainInst _ CDOps.TheInstance[design, "cif generation\n"]; IF mainInst=NIL THEN { TerminalIO.PutRope["failed: CIF generation needs single selected object\n"]; RETURN }; mainOb _ mainInst.ob; TerminalIO.PutF["generate CIF for %g\n", IO.rope[CD.Describe[mainOb, mainInst.properties, design]]]; cellCount _ 0; stopFlag^ _ FALSE; cifMeasureR _ CD.CreateDrawRef[[ interestClip: CDBasics.universe, drawRect: CIFMeasureArea, drawContext: CIFContextMeasureArea, stopFlag: stopFlag, design: design ]]; clearIDsRec _ CD.CreateDrawRef[[ interestClip: CDBasics.universe, drawChild: ClearCellIDs, drawContext: IgnoreContext, stopFlag: stopFlag, design: design ]]; cifDrawRec _ CD.CreateDrawRef[[ interestClip: CDBasics.universe, drawRect: CIFOrArea, drawContext: CDDefaultProcs.DrawContext, contextFilter: sharedCxFilter, stopFlag: stopFlag, design: design ]]; <<--Search world data structure: normalize coordinates, >> <<--set mainRect to design size, mark used layers >> <<>> CD.DrawOb[pr: cifMeasureR, ob: mainOb, readOnlyInstProps: mainInst.properties]; GetCifPerLambda[]; <<>> <<--get file name>> TerminalIO.PutRopes["Input name of CIF file (", CDIO.GetWorkingDirectory[design], ") "]; base _ TerminalIO.RequestRope["> "]; IF Rope.IsEmpty[base] THEN base _ design.name; IF Rope.IsEmpty[base] THEN base _ "foo"; name _ CDIO.MakeName[base: base, ext: ".cif", wDir: CDIO.GetWorkingDirectory[design]]; cifFile _ FS.StreamOpen[name, create ! FS.Error => IF error.group#bug THEN { TerminalIO.PutRope[error.explanation]; GOTO FileIOOpenFailed; } ]; <<--output header>> cifFile.PutF["( %s );\n", IO.rope[design.name]]; cifFile.PutF["( generated %g by Xerox PARC ChipNDale and BrandyCIFter);\n", IO.time[]]; cifFile.PutF["( with lambda = %d CIF units );\n", IO.int[cifPerLambda]]; cifFile.PutF["( origin = [x: 0, y: 0], size = [x: %d, y: %d] CIF units );\n", IO.int[CDCIFUp[mainRect.x2-mainRect.x1]], IO.int[CDCIFUp[mainRect.y2-mainRect.y1]]]; cifFile.PutF["( CIF KEY: %s );\n", IO.rope[cifKey]]; <<--ask for comment lines>> TerminalIO.PutRope["Comment line: \n"]; comment _ TerminalIO.RequestRope["(parens are changed, CR for no comment)\n> "]; WHILE NOT Rope.IsEmpty[comment] DO comment _ EliminateParens[comment]; cifFile.PutF["( %s );\n", IO.rope[comment]]; comment _ NIL; TerminalIO.PutRope["Another comment line:\n"]; comment _ TerminalIO.RequestRope["(parens are changed, CR for no further comments)\n> "]; ENDLOOP; IO.PutChar[cifFile, IO.CR]; CollectDirectives[]; SetCIFScaling[]; ClearCellIDs[NIL, design.actual.first.dummyCell.ob]; CIFDefineObject[mainOb]; <<--define hybrid top layer object>> SymHeader[topLayerOb]; CIFSymbolCall[mainOb]; FOR directives: LIST OF REF ANY _ cifDirectives, directives.rest WHILE directives#NIL DO currentDirective _ NARROW[directives.first]; IF currentDirective.deltaRadius<0 THEN { cifLayerAnnounced _ FALSE; sharedCxFilter[currentDirective.cdSource] _ TRUE; MakeFlatCIF[mainInst: mainInst, rectProc: CIFRectOut]; sharedCxFilter[currentDirective.cdSource] _ FALSE; }; ENDLOOP; SymTrailer[]; CIFSymbolCall[topLayerOb, original, [x: -cifPerLambda*mainRect.x1/lambda, y: -cifPerLambda*mainRect.y2/lambda]]; cifFile.PutRope[";\nEnd ... \n"]; cifFile.Close[]; TerminalIO.PutF["\nCIF file on %g\n", IO.rope[name]]; IF errorFound#NIL THEN TerminalIO.PutRope[" Warning: the design contained some error message(s)\n"]; FreeStorage[] EXITS Exit => FreeStorage[]; FileIOOpenFailed => { TerminalIO.PutRope["Open Failed\n"]; FreeStorage[] }; }; -- of WriteCIF <<--Flat CIF code>> <<>> MakeFlatCIF: PROC [mainInst: CD.Instance, rectProc: PROC[rect: CIFRect]] = { mainOb: CD.Object _ mainInst.ob; AnalyzeTesselation: PROC [ms: MaskStateRef] = { <<--the tesselation is in cif coordinates>> active: CD.Rect = ms.areas.BBox[]; IF CDBasics.NonEmpty[active] THEN { IF currentDirective.deltaRadius#0 THEN { t: CStitching.Tesselation = ms.unbloated; ms.unbloated _ ms.areas; ms.areas _ t; CStitching.ChangeRect[plane: ms.areas, rect: CDBasics.universe, new: NIL]; IF currentDirective.deltaRadius>0 THEN CStitching.EnumerateArea[plane: ms.unbloated, rect: CDBasics.universe, eachTile: BloatTile, data: ms] ELSE { CStitching.ChangeRect[plane: ms.areas, rect: active, new: $covered]; CStitching.EnumerateArea[plane: ms.unbloated, rect: CDBasics.universe, eachTile: BloatTile, data: ms, skip: $covered]; }; }; CStitching.EnumerateArea[plane: ms.areas, rect: CDBasics.universe, eachTile: OutputTile, data: ms]; TerminalIO.PutRope["."]; }; }; OutputTile: PROCEDURE [tile: CStitching.Tile, data: REF ANY] = { -- CStitching.PerTileProc <> ms: MaskStateRef = NARROW[data]; cr: CIFRect = CDBasics.Intersection[tile.Area, ms.partClip]; rectProc[cr]; }; designClip: CD.Rect; cifClip: CD.Rect; nRows, nCols: NAT; ms: MaskStateRef = NEW[MaskState _ [ areas: CStitching.NewTesselation[], unbloated: CStitching.NewTesselation[] ]]; dr: CD.DrawRef _ CD.CreateDrawRef[[ drawRect: NoteBoundingBox, drawContext: NoteContextBoundingBox, devicePrivate: NEW[CD.Rect _ CDBasics.empty], interestClip: CDBasics.universe, stopFlag: stopFlag, design: design ]]; CD.DrawOb[pr: dr, ob: mainOb, readOnlyInstProps: mainInst.properties]; -- measure design designClip _ NARROW[dr.devicePrivate, REF CD.Rect]^; cifClip _ Bloat[CDRectToCIF[designClip], ABS[currentDirective.deltaRadius]/nmPerCIF]; nRows _ Ceiling[num: cifClip.y2-cifClip.y1, denom: partHeight]; nCols _ Ceiling[num: cifClip.x2-cifClip.x1, denom: partWidth]; TerminalIO.PutF[".. in %d rows and %d columns..", IO.int[nRows], IO.int[nCols]]; <<>> dr.drawRect _ NoteRectangle; dr.drawContext _ CDDefaultProcs.DrawContext; dr.contextFilter _ sharedCxFilter; dr.devicePrivate _ ms; TerminalIO.PutF["%s -> %s", IO.rope[CDOps.ToRope[CD.LayerKey[currentDirective.cdSource], $Interactive]], IO.rope[currentDirective.cifDest]]; FOR col: NAT IN [0..nCols) DO FOR row: NAT IN [0..nRows) DO ms.areas.ChangeRect[rect: CDBasics.universe, new: NIL]; ms.partClip _ [ -- in cif space x1: cifClip.x1+col*partWidth, y1: cifClip.y1+row*partHeight, x2: cifClip.x1+col*partWidth+MIN[partWidth, cifClip.x2-cifClip.x1-partWidth*col], y2: cifClip.y1+row*partHeight+MIN[partHeight, cifClip.y2-cifClip.y1-partHeight*row] ]; dr.interestClip _ CIFRectToCD[CDBasics.Extend[ms.partClip, 1+ABS[currentDirective.deltaRadius]/nmPerCIF]]; CDVArrow.ShowArrow[design: design, pos: [x: (dr.interestClip.x1+dr.interestClip.x2)/2, y: (dr.interestClip.y1+dr.interestClip.y2)/2]]; -- keep user happy CD.DrawOb[pr: dr, ob: mainOb, readOnlyInstProps: mainInst.properties]; AnalyzeTesselation[ms]; -- sends the current part to s ENDLOOP; ENDLOOP; TerminalIO.PutRope["+"]; CDVArrow.RemoveArrow[design: design]; dr _ NIL; }; NoteContextBoundingBox: CD.DrawContextProc = { bb: REF CD.Rect = NARROW[pr.devicePrivate]; bb^ _ CDBasics.Surround[bb^, CDBasics.MapRect[ob.bbox, trans]]; }; NoteBoundingBox: CD.DrawRectProc = { bb: REF CD.Rect = NARROW[pr.devicePrivate]; bb^ _ CDBasics.Surround[bb^, r]; }; NoteRectangle: CD.DrawRectProc = { ms: MaskStateRef = NARROW[pr.devicePrivate]; IF l=currentDirective.cdSource AND CDBasics.NonEmpty[r] THEN ms.areas.ChangeRect[rect: CDRectToCIF[r], new: $covered]; }; BloatTile: PROCEDURE [tile: CStitching.Tile, data: REF ANY] = { -- CStitching.PerTileProc -- ms: MaskStateRef = NARROW[data]; cr: CD.Rect = CDBasics.Intersection[CDBasics.universe, Bloat[tile.Area, ABS[currentDirective.deltaRadius/nmPerCIF]]]; IF CDBasics.NonEmpty[cr] THEN ms.areas.ChangeRect[rect: cr, new: tile.value]; }; Bloat: PROC [r: CD.Rect, delta: CD.Number] RETURNS [br: CD.Rect] = INLINE { <<--Be careful not to exceed the limits of a CD.Number, even temporarily>> br _ [x1: MAX[FIRST[CD.Number]+delta, r.x1]-delta, y1: MAX[FIRST[CD.Number]+delta, r.y1]-delta, x2: MIN[LAST[CD.Number]-delta, r.x2]+delta, y2: MIN[LAST[CD.Number]-delta, r.y2]+delta] }; CDRectToCIF: PROC [ cdr: CD.Rect ] RETURNS [ cifr: CIFRect ] = { cifr _ CDBasics.ReInterpreteRect[[ x1: cifPerLambda*cdr.x1/lambda, y1: cifPerLambda*cdr.y1/lambda, x2: cifPerLambda*cdr.x2/lambda, y2: cifPerLambda*cdr.y2/lambda ]] }; CDPosToCIF: PROC [ cdp: CD.Position ] RETURNS [ cifp: CIFPos ] = { cifp _ [x: cifPerLambda*cdp.x/lambda, y: cifPerLambda*cdp.y/lambda] }; CDCIFUp: PROC [ n: CD.Number ] RETURNS [ cif: CIFUnits ] = { cif _ (cifPerLambda*n+lambda-1)/lambda }; CIFRectToCD: PROC [ cifr: CIFRect ] RETURNS [ cdr: CD.Rect ] = <<--rounds to rect beeing bigger>> BEGIN cdr _ CDBasics.ReInterpreteRect[[ x1: lambda*cifr.x1/cifPerLambda, y1: lambda*cifr.y1/cifPerLambda, x2: (lambda*cifr.x2+cifPerLambda-1)/cifPerLambda, y2: (lambda*cifr.y2+cifPerLambda-1)/cifPerLambda ]] END; PrescaleCIF: PROC [ cif: Rational ] RETURNS [ INT ] = { n: INT = cif.num*cifScaling.denom; d: INT = cif.denom*cifScaling.num; IF ABS[n] MOD ABS[d] # 0 THEN ERROR CantRepresentExactly; RETURN[n/d]; }; Ceiling: PROC [num, denom: CD.Number] RETURNS [ c: INT ] = { c _ (num+denom-1)/denom }; ReduceTerms: PROC [ r: Rational ] RETURNS [ Rational ] = { gcd: INT = GCD[r.num, r.denom]; RETURN[[num: r.num/gcd, denom: r.denom/gcd]]; }; GCD: PROC [ m, n: INT ] RETURNS [ INT ] = { r: INT; SELECT m FROM <0 => m _ -m; ENDCASE => NULL; SELECT n FROM <0 => n _ -n; >0 => NULL; ENDCASE => RETURN[m]; r _ m MOD n; WHILE r>0 DO m _ n; n _ r; r _ m MOD n; ENDLOOP; RETURN[n]; }; WriteCIFComm: PROC [comm: CDSequencer.Command] = { TerminalIO.PutRope["Hierarchical CIF output\n"]; TerminalIO.PutRope["Version of December 6, 1985 11:17:55 am PST\n"]; TerminalIO.PutRope["better read back the cif file and look at it\n"]; TerminalIO.PutRope["**WARNING not tested in release 2.4\n"]; IF CDCells.IsPushedIn[comm.design] THEN { TerminalIO.PutRope["**Design is pushed in\n"]; RETURN }; IF CDImports.HasUnloadedImports[comm.design].yes THEN { TerminalIO.PutRope["**Design has non bound imports\n"]; RETURN }; [] _ CDCommandOps.DoWithResource[WriteCIF, comm, $CIF]; }; EliminateParens: PROC [r: Rope.ROPE] RETURNS [Rope.ROPE] = { Translator: Rope.TranslatorType = { RETURN [SELECT old FROM '( => '[, ') => '], ENDCASE => old ] }; RETURN [Rope.Translate[base: r, translator: Translator]] }; CDPropertyTools.Associate[$CDxCIFRegistrations, $CDxCIFName]; CDPropertyTools.Associate[$CDxCIFRegistrations, $CDxCIFTechnology]; CDPropertyTools.Associate[$CDxCIFRegistrations, $CDxCIFSpecials]; CDPropertyTools.Associate[$CDxCIFRegistrations, $CDxCIFUnitsPerLambda]; CDPropertyTools.Associate[$CDxCIFRegistrations, $CDxFlattenAtomic]; CDSequencer.ImplementCommand[key: $WriteCif, proc: WriteCIFComm, queue: doQueue]; CDCommandOps.RegisterWithMenu[menu: $ProgramMenu, entry: "Hierarchical CIF", key: $WriteCif, proc: WriteCIFComm]; END.