DIRECTORY Asserting, Basics, CardHashTableThreaded, IntHashTable, Collections, IntFunctions, PairCollections, RefTab, Rope;

LichenDataStructure: CEDAR DEFINITIONS
IMPORTS RefTab, IntHashTable, Collections, IntFunctions
=

BEGIN OPEN Colls:Collections, PairColls:PairCollections, IntFns:IntFunctions;

nyet: ERROR --not yet implemented--;

Warning: SIGNAL [msg: ROPE, v1, v2, v3, v4, v5: REF ANY _ NIL];

Error: ERROR [msg: ROPE, v1, v2, v3, v4, v5: REF ANY _ NIL];

LNAT: TYPE ~ INT--[0 .. INT.LAST]--;
LORA: TYPE = LIST OF REF ANY;
LOLORA: TYPE = LIST OF LORA;
ROPE: TYPE = Rope.ROPE;
RopeList: TYPE = LIST OF ROPE;
LOR: TYPE ~ LIST OF ROPE;
LOLOR: TYPE ~ LIST OF LOR;
Assertions: TYPE = Asserting.Assertions;
Assertion: TYPE = Asserting.Assertion;
ColorTable: TYPE = CardHashTableThreaded.Table;

Set: TYPE ~ Colls.Set;
VarSet: TYPE ~ Colls.VarSet;
ConstSet: TYPE ~ Colls.ConstSet;
ConstFilter: TYPE ~ Colls.ConstFilter;
Relation: TYPE ~ PairColls.Relation;
VarRelation: TYPE ~ PairColls.VarRelation;
ConstRelation: TYPE ~ PairColls.ConstRelation;
Function: TYPE ~ PairColls.Function;
VarFunction: TYPE ~ PairColls.VarFunction;
UWFunction: TYPE ~ PairColls.UWFunction;
ConstFunction: TYPE ~ PairColls.ConstFunction;
InvFunction: TYPE ~ PairColls.InvFunction;
OneToOne: TYPE ~ PairColls.OneToOne;
VarOneToOne: TYPE ~ PairColls.VarOneToOne;
ConstOneToOne: TYPE ~ PairColls.ConstOneToOne;
IntFn: TYPE ~ IntFns.IntFn;
Permutation: TYPE ~ IntFns.Permutation;

RefTable: TYPE = RefTab.Ref;
CreateRefTable: PROC RETURNS [rt: RefTable]
= INLINE {rt _ RefTab.Create[]};

IntTable: TYPE = IntHashTable.Table;
CreateIntTable: PROC RETURNS [it: IntTable]
= INLINE {it _ IntHashTable.Create[]};

GraphID: TYPE = {A, B, Unspecified};
RealGraphID: TYPE = GraphID[A .. B];
OtherGraph: ARRAY RealGraphID OF RealGraphID = [A: B, B: A];
graphIDToRope: GraphDescriptions;
GraphDescriptions: TYPE ~ ARRAY GraphID OF ROPE;
RealGraphDescriptions: TYPE ~ ARRAY RealGraphID OF ROPE;

Color: TYPE = INT;
noColor: Color = LAST[Color];
someColor: Color = 87654321H;
FilterColor: PROC [color: Color] RETURNS [filtered: Color] = INLINE {
filtered _ IF color # noColor THEN color ELSE someColor};

Design: TYPE = REF DesignPrivate;
DesignPrivate: TYPE = RECORD [
cellTypes: VarSet--of CellType--,
other: Assertions _ NIL,
allKnown: BOOL _ FALSE];

nameReln: ATOM;	--relative to narrowest enclosing scope
Describe: PROC [subject: REF ANY, relativeTo: REF ANY _ NIL, nameGen: NameGenerator _ NIL] RETURNS [ROPE];

SteppyDescribe: PROC [subject: REF ANY, relativeTo: REF ANY _ NIL, nameGen: NameGenerator _ NIL] RETURNS [SteppyName];

NameGenerator: TYPE = REF NameGeneratorPrivate;
NameGeneratorPrivate: TYPE = RECORD [
GenerateName: PROC [data, subject: REF ANY] RETURNS [ROPE],
data: REF ANY _ NIL
];

EnumerateCellTypes: PROC [design: Design, Consume: PROC [CellType]];

CellClass: TYPE = REF CellClassPrivate;
CellClassPrivate: TYPE = RECORD [
DefinePrivates: PROC [CellType]
];

CellType: TYPE = REF CellTypePrivate;
CellTypePrivate: TYPE = RECORD [
class: CellClass,
designs: VarSet--of Design--,
publicKnown, privateKnown: BOOL _ FALSE,
wasntNormalized: BOOL _ FALSE,
port: Port _ NIL,
asUnorganized: Unorganized _ NIL,
asArray: Array _ NIL,
firstInstance, lastInstance: CellInstance _ NIL,
firstArray, lastArray: CellType _ NIL,
useCount: INT _ 0 --#instances + #arrays--,
otherPublic, otherPrivate: Assertions _ NIL,
color: Color _ noColor];

EnumeratePorts: PROC [cellType: CellType, Consume: PROC [Port]];
ScanPorts: PROC [cellType: CellType, Consume: PROC [Port] RETURNS [subs, sibs: BOOL _ TRUE]];
EnumerateInstances: PROC [cellType: CellType, Consume: PROC [CellInstance], mirror: BOOL];
EnumerateArrays: PROC [cellType: CellType, Consume: PROC [CellType]];

partsByNameKey: ATOM;

PortList: TYPE = LIST OF Port;
Port: TYPE = REF PortPrivate;
PortPrivate: TYPE = RECORD [
next, prev: Port,
firstChild, lastChild: Port,
parent: REF ANY--UNION [Port, CellType]--,
wire: Wire _ NIL,
names: ListData,
other: Assertions _ NIL,
color: Color _ noColor];

PortCCT: PROC [port: Port] RETURNS [containingCT: CellType];
FirstChildPort: PROC [port: Port] RETURNS [child: Port]
= INLINE {child _ port.firstChild};
NextChildPort: PROC [child: Port] RETURNS [sibling: Port]
= INLINE {sibling _ child.next};
EnumeratePort: PROC [port: Port, Consume: PROC [Port] RETURNS [doKids, moreSibs: BOOL _ TRUE]] RETURNS [didKids, moreSibs: BOOL];

PortIndex: PROC [child: Port] RETURNS [index: INT];
SubPort: PROC [parent: Port, index: INT] RETURNS [child: Port];

PortNames: PROC [port: Port] RETURNS [Set]
~ INLINE {RETURN [[listClass, port.names]]};

SteppyNameList: TYPE ~ LIST OF SteppyName;
SteppyName: TYPE ~ LIST OF NameStep --most significant first--;
NameStep: TYPE ~ REF ANY --actually UNION [ROPE, REF INT]--;

nameStepSpace, steppyNameSpace: Colls.Space;
SteppyNameEqual: PROC [n1, n2: SteppyName, clip1, clip2: SteppyName _ NIL] RETURNS [BOOL];

portToInternalWire: READONLY UWFunction--port of an Unorganized CellType _ its internal wire--;

Unorganized: TYPE = REF UnorganizedPrivate;
UnorganizedPrivate: TYPE = RECORD [
internalWire: Wire _ NIL,
containedInstances: VarSet--of CellInstance--,
mirror: CellInstance _ NIL --the outside world, as seen from the inside
];

Vertex: TYPE = REF VertexPrivate;
VertexPrivate: TYPE = RECORD [
containingCT: CellType,
QNext: Vertex _ notInQ,
colorNext, equiv: Vertex _ NIL,
firstEdge, lastEdge: Edge _ NIL,
names: ListData,
other: Assertions _ NIL,
oldColor, curColor: Color _ noColor,
graph: GraphID _ Unspecified,
unique, suspect: BOOL _ FALSE,
variant: SELECT class: VertexClass FROM
cell => [
type: CellType _ NIL,
nextInstance, prevInstance: CellInstance _ NIL
],
intermediate => [
port: Port
],
wire => [
containingWire: Wire _ NIL,
next, prev: Wire _ NIL, --Siblings
firstChild, lastChild: Wire _ NIL
],
ENDCASE];

VertexClass: TYPE = {cell, intermediate, wire};

CellInstance: TYPE = REF cell VertexPrivate;
Intermediary: TYPE = REF intermediate VertexPrivate;
Wire: TYPE = REF wire VertexPrivate;

VertexNames: PROC [v: Vertex] RETURNS [Set]
~ INLINE {RETURN [[listClass, v.names]]};

WireIndex: PROC [parent, child: Wire] RETURNS [index: INT];
SubWire: PROC [parent: Wire, index: INT] RETURNS [child: Wire];
EnumeratePortAndWire: PROC [port: Port, wire: Wire, Consume: PROC [Port, Wire]];
EnumerateWire: PROC [wire: Wire, Consume: PROC [Wire] RETURNS [doKids, moreSibs: BOOL _ TRUE]] RETURNS [didKids, moreSibs: BOOL];
FirstChildWire: PROC [parent: Wire] RETURNS [child: Wire]
= INLINE {child _ parent.firstChild};
NextChildWire: PROC [child: Wire] RETURNS [sibling: Wire]
= INLINE {sibling _ child.next};

Edge: TYPE = REF EdgePrivate;
EdgePrivate: TYPE = RECORD [
sides: ARRAY GraphDirection OF RECORD [v: Vertex, next, prev: Edge],
port: Port --what the wireward vertex is connected to
];

GraphDirection: TYPE = {cellward, wireward};
OppositeDirection: ARRAY GraphDirection OF GraphDirection = [cellward: wireward, wireward: cellward];

notInQ: Vertex --don't look:-- = NIL --you looked!--;
endOfQ: Vertex;

SideFor: PROC [e: Edge, v: Vertex] RETURNS [side: GraphDirection]
~ INLINE {RETURN [SELECT v FROM e.sides[cellward].v => cellward, e.sides[wireward].v => wireward, ENDCASE => ERROR]};

EnumerateImmediateEdges: PROC [v: Vertex, Consume: PROC [Port, Vertex, Edge], filter: ARRAY GraphDirection OF BOOL _ ALL[TRUE], order: Order _ any];
EnumerateImmediateConnections: PROC [v: Vertex, Consume: PROC [Port, Vertex], filter: ARRAY GraphDirection OF BOOL _ ALL[TRUE], order: Order _ any];
EnumerateTransitiveConnections: PROC [v: Vertex, Consume: PROC [Port, Vertex]];
EnumerateTopEdges: PROC [ci: CellInstance, Consume: PROC [Port, Wire, Edge]];
EnumerateTopConnections: PROC [ci: CellInstance, Consume: PROC [Port, Wire]];
EnumerateNeighboringVertices: PROC [v: Vertex, Consume: PROC [Vertex], filter: ARRAY GraphDirection OF BOOL _ ALL[TRUE]];
FindImmediateConnection: PROC [cellward: Vertex, port: Port, hint: Order _ any] RETURNS [w: Vertex];
FindImmediateEdge: PROC [cellward: Vertex, port: Port, hint: Order _ any] RETURNS [w: Vertex, e: Edge];
FindTransitiveConnection: PROC [cellward: Vertex, port: Port] RETURNS [w: Wire];
FindTopEdge: PROC [ci: CellInstance, port: Port] RETURNS [v: Vertex, e: Edge];
ImParent: PROC [im: Intermediary] RETURNS [v: Vertex];
EnumeratePortsForWire: PROC [w: Wire, Consume: PROC [Port--of container of w--]];

EnumerateParts: PROC [ct: CellType, Consume: PROC [Vertex], mirrorToo: BOOL];

Order: TYPE = {forward, backward, any};

Array: TYPE = REF ArrayPrivate;
ArrayPrivate: TYPE = RECORD [
eltType: CellType _ NIL,
nextArray, prevArray: CellType _ NIL,
size2: Size2 _ ALL[1],
size: NATURAL,
basePeriod: Nat2 _ ALL[1],
buildPhase: {buildingStatrep, statrepFixed} _ buildingStatrep,
dumrep: DumRep _ NIL,
statrep: StatRep _ NIL
];

DumRep: TYPE ~ REF DumRepPrivate;
DumRepPrivate: TYPE ~ RECORD [
topWires: Set--of TopDumbWire--,
epToTopWire: Function--elt port _ RefSeq(CompositeArrayIndex _ TopDumbWire)--,
apToWire: Function--array port _ DumbWire--
];

DumbWire: TYPE ~ REF DumbWirePrivate;
DumbWireKind: TYPE ~ {top, child};
DumbWirePrivate: TYPE ~ RECORD [
children: Function--port _ ChildDumbWire--,
variant: SELECT kind: DumbWireKind FROM
top => [eps: Function--elt port _ BoolSeq(CompositeArrayIndex _ member)--],
child => [parent: DumbWire, port: Port],
ENDCASE];

TopDumbWire: TYPE ~ REF DumbWirePrivate[top];
ChildDumbWire: TYPE ~ REF DumbWirePrivate[child];

StatRep: TYPE ~ REF StatRepPrivate;
StatRepPrivate: TYPE ~ RECORD [
edges: Set--of StatEdge--,
portEdge: ARRAY BOOL OF InvFunction--elt port _ StatEdge--
];

StatEdge: TYPE ~ REF StatEdgePrivate;
StatEdgePrivate: TYPE ~ RECORD [
vs: ARRAY BOOL OF StatVertex,
d: Int2];

StatVertex: TYPE ~ REF StatVertexPrivate;
StatVertexPrivate: TYPE ~ RECORD [port: Port, phase: Nat2];

PortAtIndex: TYPE ~ REF PortAtIndexPrivate;
PortAtIndexPrivate: TYPE ~ RECORD [port: Port, ai: ArrayIndex];

Dim--ension--: TYPE = {Foo, Bar};
OtherDim: ARRAY Dim OF Dim = [Foo: Bar, Bar: Foo];

Size2: TYPE = ARRAY Dim OF NATURAL;
Range: TYPE = RECORD [min, maxPlusOne: INT];
Range2: TYPE = ARRAY Dim OF Range;
Int2: TYPE = ARRAY Dim OF INT;
Nat2: TYPE = ARRAY Dim OF NATURAL;
Bool2: TYPE ~ ARRAY Dim OF BOOL;
ArrayIndex: TYPE = Int2;
PhaseIndex: TYPE ~ Int2;
CompositeArrayIndex: TYPE ~ NATURAL;
CompositePhaseIndex: TYPE ~ NATURAL;
nullAI: ArrayIndex ~ ALL[INT.FIRST];
PackedArrayIndex: TYPE [SIZE[INT]];

ListData: TYPE ~ REF ANY;
listClass: Colls.CollectionClass;

CreateSteppyNames: PROC [names: LORA--actually LIST OF SteppyName-- _ NIL] RETURNS [ListData];

Seq: TYPE ~ IntFns.Sequence;

CreateSeq: PROC [len: NATURAL _ 0, oneToOne, dense, domainFixed, invable: BOOL _ FALSE] RETURNS [Seq]
~ INLINE {RETURN [IntFns.CreateSimple[bounds: [0, len-1], val: Colls.noValue, oneToOne: oneToOne, dense: dense, domainFixed: domainFixed, invable: invable]]};

RefSeq: TYPE = REF RefSequence;
RefSequence: TYPE = RECORD [
elts: SEQUENCE length: NATURAL OF REF ANY];

CreateRefSeq: PROC [len: NATURAL] RETURNS [rs: RefSeq]
= INLINE {rs _ NEW [RefSequence[len]]};

VarRefSeq: TYPE = REF VarRefSequence;
VarRefSequence: TYPE = RECORD [
length: NATURAL,
refs: RefSeq];

CreateVarRefSeq: PROC [size: NATURAL _ 12] RETURNS [vrs: VarRefSeq]
= INLINE {vrs _ NEW [VarRefSequence _ [0, CreateRefSeq[size]]]};

VarRefSeqAppend: PROC [vrs: VarRefSeq, value: REF ANY];

Int2Seq: TYPE ~ REF Int2Sequence;
Int2Sequence: TYPE ~ RECORD [elts: SEQUENCE length: NATURAL OF Int2];

CreateInt2Seq: PROC [len: NATURAL, init: Int2] RETURNS [Int2Seq];

BoolSeq: TYPE = REF BoolSequence;
BoolSequence: TYPE = RECORD [elts: PACKED SEQUENCE length: NATURAL OF BOOL];

CreateBoolSeq: PROC [len: NATURAL, b0: BOOL _ FALSE] RETURNS [bs: BoolSeq]
= INLINE {bs _ NEW [BoolSequence[len]]; FOR i: NATURAL IN [0 .. len) DO bs[i] _ b0 ENDLOOP};

CopyBoolSeq: PROC [bs: BoolSeq] RETURNS [copy: BoolSeq]
~ INLINE {copy _ CreateBoolSeq[bs.length]; FOR i: NATURAL IN [0 .. copy.length) DO copy[i] _ bs[i] ENDLOOP};

NewInt: PROC [i: INT] RETURNS [REF INT];

FloorDiv: PROC [num, den: INT] RETURNS [INT] ~ INLINE {
IF den<0 THEN {num _ -num; den _ -den};
RETURN [IF num>=0 THEN (num/den) ELSE ((num-den+1)/den)]};
CeilDiv: PROC [num, den: INT] RETURNS [INT] ~ INLINE {
IF den<0 THEN {num _ -num; den _ -den};
RETURN [IF num>=0 THEN ((num+den-1)/den) ELSE (num/den)]};

ConsInt2: PROC [d1: Dim, x1, x2: INT] RETURNS [x: Int2]
= INLINE {x[d1] _ x1; x[OtherDim[d1]] _ x2};
Int2Neg: PROC [a: Int2] RETURNS [Int2]
~ INLINE {RETURN [[Foo: -a[Foo], Bar: -a[Bar]]]};
Int2Add: PROC [a, b: Int2] RETURNS [Int2]
= INLINE {RETURN [[Foo: a[Foo]+b[Foo], Bar: a[Bar]+b[Bar]]]};
Int2Sub: PROC [a, b: Int2] RETURNS [Int2]
= INLINE {RETURN [[Foo: a[Foo]-b[Foo], Bar: a[Bar]-b[Bar]]]};
Int2SubN: PROC [a, b: Int2] RETURNS [Nat2]
= INLINE {RETURN [[Foo: a[Foo]-b[Foo], Bar: a[Bar]-b[Bar]]]};
Int2InRange: PROC [i: Int2, r: Range2] RETURNS [in: BOOL]
= INLINE {in _ i[Foo] IN [r[Foo].min .. r[Foo].maxPlusOne) AND i[Bar] IN [r[Bar].min .. r[Bar].maxPlusOne)};
Int2Tweak: PROC [i: Int2, d: Dim, D: INT] RETURNS [j: Int2]
= INLINE {j _ i; j[d] _ j[d] + D};
Int2Mul: PROC [i: Int2, t, f: Nat2] RETURNS [m: Int2]
~ INLINE {RETURN [[Foo: i[Foo]*t[Foo]+f[Foo], Bar: i[Bar]*t[Bar]+f[Bar]]]};
Int2Scale: PROC [a: Int2, b: INT] RETURNS [Int2]
= INLINE {RETURN [[Foo: a[Foo]*b, Bar: a[Bar]*b]]};
Int2Dot: PROC [a, b: Int2] RETURNS [INT]
~ INLINE {RETURN [a[Foo]*b[Foo]+a[Bar]*b[Bar]]};
Int2Cross: PROC [a, b: Int2] RETURNS [INT]
~ INLINE {RETURN [a[Foo]*b[Bar]-a[Bar]*b[Foo]]};
Int2Mod: PROC [a: Int2, mod: Nat2] RETURNS [Nat2]
~ INLINE {RETURN [[
Foo: ((a[Foo] MOD mod[Foo])+mod[Foo]) MOD mod[Foo],
Bar: ((a[Bar] MOD mod[Bar])+mod[Bar]) MOD mod[Bar]]]};
ConsNat2: PROC [d1: Dim, x1, x2: NATURAL] RETURNS [x: Nat2]
= INLINE {x[d1] _ x1; x[OtherDim[d1]] _ x2};
WidenNat2: PROC [x: Nat2] RETURNS [Int2]
~ INLINE {RETURN [[Foo: x[Foo], Bar: x[Bar]]]};
NarrowInt2: PROC [x: Int2] RETURNS [Nat2]
~ INLINE {RETURN [[Foo: x[Foo], Bar: x[Bar]]]};
Nat2Add: PROC [a, b: Nat2] RETURNS [Nat2]
= INLINE {RETURN [[Foo: a[Foo]+b[Foo], Bar: a[Bar]+b[Bar]]]};
Nat2Sub: PROC [a, b: Nat2] RETURNS [Nat2]
= INLINE {RETURN [[Foo: a[Foo]-b[Foo], Bar: a[Bar]-b[Bar]]]};
Nat2Mul: PROC [a, b: Nat2] RETURNS [Nat2]
= INLINE {RETURN [[Foo: a[Foo]*b[Foo], Bar: a[Bar]*b[Bar]]]};
Nat2Div: PROC [a, b: Nat2] RETURNS [Nat2]
= INLINE {RETURN [[Foo: a[Foo]/b[Foo], Bar: a[Bar]/b[Bar]]]};
Nat2AddMod: PROC [a: Nat2, b: Int2, mod: Nat2] RETURNS [Nat2]
~ INLINE {RETURN [[
Foo: (a[Foo]+b[Foo]+mod[Foo]) MOD mod[Foo],
Bar: (a[Bar]+b[Bar]+mod[Bar]) MOD mod[Bar]]]};
Nat2Tweak: PROC [i: Nat2, d: Dim, D: INT] RETURNS [j: Nat2]
= INLINE {j _ i; j[d] _ j[d] + D};
Nat2Area: PROC [x: Nat2] RETURNS [NATURAL]
= INLINE {RETURN [x[Foo] * x[Bar]]};
RangeOff: PROC [r: Range, D: INT] RETURNS [Range]
= INLINE {RETURN[[min: r.min+D, maxPlusOne: r.maxPlusOne+D]]};
RangeOffClip: PROC [r: Range, D: INT] RETURNS [Range]
= INLINE {RETURN[[min: MAX[r.min+D, 0], maxPlusOne: r.maxPlusOne+D]]};
ShaveRange2Top1: PROC [r: Range2, d: Dim] RETURNS [sr: Range2]
= INLINE {sr _ r; sr[d].min _ MIN[sr[d].min, sr[d].maxPlusOne _ sr[d].maxPlusOne - 1]};
ConsRange2: PROC [d1: Dim, x1, x2: Range] RETURNS [x: Range2]
= INLINE {x[d1] _ x1; x[OtherDim[d1]] _ x2};
Range2Empty: PROC [r: Range2] RETURNS [BOOL]
= INLINE {RETURN [r[Foo].maxPlusOne<=r[Foo].min OR r[Bar].maxPlusOne<=r[Bar].min]};
Range2IsSingleton: PROC [r: Range2] RETURNS [BOOL]
= INLINE {RETURN [r[Foo].maxPlusOne=r[Foo].min+1 AND r[Bar].maxPlusOne=r[Bar].min+1]};
Range2Min: PROC [r2: Range2] RETURNS [Int2]
= INLINE {RETURN[[Foo: r2[Foo].min, Bar: r2[Bar].min]]};
Range2MinN: PROC [r2: Range2] RETURNS [Nat2]
= INLINE {RETURN[[Foo: r2[Foo].min, Bar: r2[Bar].min]]};
Range2Off: PROC [r: Range2, D: Int2] RETURNS [Range2]
= INLINE {RETURN[[Foo: RangeOff[r[Foo], D[Foo]], Bar: RangeOff[r[Bar], D[Bar]]]]};
Range2OffClip: PROC [r: Range2, D: Int2] RETURNS [Range2]
= INLINE {RETURN[[Foo: RangeOffClip[r[Foo], D[Foo]], Bar: RangeOffClip[r[Bar], D[Bar]]]]};
Range2Included: PROC [sub, in: Range2] RETURNS [BOOL]
~ INLINE {RETURN [RangeIncluded[sub[Foo], in[Foo]] AND RangeIncluded[sub[Bar], in[Bar]]]};
RangeIncluded: PROC [sub, in: Range] RETURNS [BOOL]
~ INLINE {RETURN [sub.min>=in.min AND sub.maxPlusOne<=in.maxPlusOne]};
Range2Intersection: PROC [a, b: Range2] RETURNS [Range2]
= INLINE {RETURN [[
Foo: [
min: MAX[a[Foo].min, b[Foo].min],
maxPlusOne: MIN[a[Foo].maxPlusOne, b[Foo].maxPlusOne]],
Bar: [
min: MAX[a[Bar].min, b[Bar].min],
maxPlusOne: MIN[a[Bar].maxPlusOne, b[Bar].maxPlusOne]]]]};
RangeArea: PROC [r: Range2] RETURNS [area: NATURAL]
= INLINE {area _ RangeLength[r[Foo]] * RangeLength[r[Bar]]};
RangeShape: PROC [r: Range2] RETURNS [shape: Nat2]
= INLINE {shape _ [RangeLength[r[Foo]], RangeLength[r[Bar]]]};
SizeRange: PROC [size: Nat2] RETURNS [r: Range2]
= INLINE {r _ [[0, size[Foo]], [0, size[Bar]]]};
RangeLength: PROC [r: Range] RETURNS [length: NATURAL]
= INLINE {length _ r.maxPlusOne - r.min};
Int2sRange: PROC [a, b: Int2] RETURNS [r: Range2]
~ INLINE {RETURN [[
Foo: [MIN[a[Foo], b[Foo]], MAX[a[Foo], b[Foo]]+1],
Bar: [MIN[a[Bar], b[Bar]], MAX[a[Bar], b[Bar]]+1]]]};
Range2Mbb: PROC [a, b: Range2] RETURNS [Range2]
~ INLINE {RETURN [[Foo: RangeMbb[a[Foo], b[Foo]], Bar: RangeMbb[a[Bar], b[Bar]]]]};
RangeMbb: PROC [a, b: Range] RETURNS [Range]
~ INLINE {RETURN [[min: MIN[a.min, b.min], maxPlusOne: MAX[a.maxPlusOne, b.maxPlusOne]]]};
Range2sIntersect: PROC [r1, r2: Range2] RETURNS [BOOL]
= INLINE {RETURN [RangesIntersect[r1[Foo], r2[Foo]] AND RangesIntersect[r1[Bar], r2[Bar]]]};
RangesIntersect: PROC [r1, r2: Range] RETURNS [BOOL]
= INLINE {RETURN [
(r1.min IN [r2.min .. r2.maxPlusOne) AND r1.maxPlusOne > r1.min) OR
(r2.min IN [r1.min .. r1.maxPlusOne) AND r2.maxPlusOne > r2.min)]};
Range2Div: PROC [r: Range2, t, f: Nat2] RETURNS [rr: Range2];
Range1Div: PROC [r: Range, t, f: NATURAL] RETURNS [rr: Range];
Range2MulA: PROC [r: Range2, t, f: Nat2] RETURNS [rr: Range2];
Range1MulA: PROC [r: Range, t, f: NATURAL] RETURNS [rr: Range];
Range2MulB: PROC [r: Range2, t, f: Nat2] RETURNS [rr: Range2];
Range1MulB: PROC [r: Range, t, f: NATURAL] RETURNS [rr: Range];
Range2RoundA: PROC [r: Range2, t, f: Nat2] RETURNS [rr: Range2];
Range2RoundB: PROC [r: Range2, t, f: Nat2] RETURNS [rr: Range2];
FmtRange: PROC [r: Range] RETURNS [asRope: ROPE];

BeRope: PROC [r: ROPE] RETURNS [r2: ROPE] = INLINE {r2 _ r}--stupid goddam anachronism--;
END.
ŽLichenDataStructure.Mesa
Last tweaked by Mike Spreitzer on October 20, 1987 6:47:50 pm PDT
Leftover
private CellType _ VarFunction(ROPE _ Vertex)
AM1: A mirror is not entered in containedInstances.
AM2: A mirror is not counted as an instance of its type.
AM3: mirror.type = mirror.container
The connections to/from cells.
AI1: The edges are in the following order: first, the cellward ones, if any, in any order, then the wireward ones, ordered by port.
the Port is the wireward one.
Treat the result as a REF READONLY INT, or you'll be sorry!
The range of i such that i*t+f is in r.
rr.maxPlusOne-1 has given phase.
rr.maxPlusOne has given phase.
Κ–

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