1
|
|
2
|
|
3
|
|
4
|
|
5
|
|
6
|
|
7
|
|
8
|
|
9
|
|
10
|
|
11
|
|
12
|
|
13
|
|
14
|
|
15
|
|
16
|
|
17
|
|
18
|
|
19
|
|
20
|
|
21
|
|
22
|
|
23
|
|
24
|
|
25
|
|
26
|
|
27
|
|
28
|
package org.momut.ooas.codegen.prolog;
|
29
|
|
30
|
import java.util.ArrayList;
|
31
|
|
32
|
import org.momut.ooas.ast.expressions.AccessExpression;
|
33
|
import org.momut.ooas.ast.expressions.BinaryOperator;
|
34
|
import org.momut.ooas.ast.expressions.CallExpression;
|
35
|
import org.momut.ooas.ast.expressions.ExistsQuantifier;
|
36
|
import org.momut.ooas.ast.expressions.Expression;
|
37
|
import org.momut.ooas.ast.expressions.ExpressionKind;
|
38
|
import org.momut.ooas.ast.expressions.ForallQuantifier;
|
39
|
import org.momut.ooas.ast.expressions.IdentifierExpression;
|
40
|
import org.momut.ooas.ast.expressions.ListConstructor;
|
41
|
import org.momut.ooas.ast.expressions.MapConstructor;
|
42
|
import org.momut.ooas.ast.expressions.ObjectConstructor;
|
43
|
import org.momut.ooas.ast.expressions.SetConstructor;
|
44
|
import org.momut.ooas.ast.expressions.TernaryOperator;
|
45
|
import org.momut.ooas.ast.expressions.TupleConstructor;
|
46
|
import org.momut.ooas.ast.expressions.TupleMapAccessExpression;
|
47
|
import org.momut.ooas.ast.expressions.TypeExpression;
|
48
|
import org.momut.ooas.ast.expressions.UnaryOperator;
|
49
|
import org.momut.ooas.ast.expressions.UnresolvedIdentifierExpression;
|
50
|
import org.momut.ooas.ast.expressions.ValueExpression;
|
51
|
import org.momut.ooas.ast.identifiers.EnumIdentifier;
|
52
|
import org.momut.ooas.ast.identifiers.Identifier;
|
53
|
import org.momut.ooas.ast.identifiers.IdentifierKind;
|
54
|
import org.momut.ooas.ast.types.EnumType;
|
55
|
import org.momut.ooas.ast.types.FunctionType;
|
56
|
import org.momut.ooas.ast.types.TypeKind;
|
57
|
import org.momut.ooas.ast.types.Type;
|
58
|
import org.momut.ooas.ast.types.ValuedEnumType;
|
59
|
import org.momut.ooas.codegen.OoasCodeEmitter;
|
60
|
import org.momut.ooas.utils.exceptions.ArgumentException;
|
61
|
import org.momut.ooas.utils.exceptions.NotImplementedException;
|
62
|
import org.momut.ooas.visitors.OoaExpressionVisitor;
|
63
|
|
64
|
public class OoaPrologExpression extends OoaExpressionVisitor
|
65
|
{
|
66
|
public static class Factory
|
67
|
{
|
68
|
public final OoaPrologExpression create(OoaPrologIdentifier.Factory idFactory, OoaPrologType.Factory typeFactory, Scratchbook sb)
|
69
|
{ return create(idFactory, typeFactory, sb, false); }
|
70
|
public OoaPrologExpression create(OoaPrologIdentifier.Factory idFactory, OoaPrologType.Factory typeFactory, Scratchbook sb, boolean lhs)
|
71
|
{ return new OoaPrologExpression(idFactory, typeFactory, sb, this, lhs); }
|
72
|
}
|
73
|
|
74
|
protected OoasCodeEmitter m_emitter = new OoasCodeEmitter();
|
75
|
protected ArrayList<String> m_tmpVars = new ArrayList<String>();
|
76
|
protected final Scratchbook m_scratchbook;
|
77
|
private boolean m_LhsExpression = false;
|
78
|
|
79
|
|
80
|
public ArrayList<String> tmpVariables() { return m_tmpVars; }
|
81
|
public boolean isLhsExpression() { return m_LhsExpression; }
|
82
|
|
83
|
|
84
|
|
85
|
|
86
|
|
87
|
|
88
|
|
89
|
|
90
|
protected String GetIdentifierString(Identifier anIdentifier)
|
91
|
{
|
92
|
final OoaPrologIdentifier pIdent = createIdentifierVisitor();
|
93
|
anIdentifier.Accept(pIdent);
|
94
|
return pIdent.toString();
|
95
|
}
|
96
|
|
97
|
|
98
|
|
99
|
@Override
|
100
|
public void visit(UnresolvedIdentifierExpression unresolvedIdentifierExpression)
|
101
|
{
|
102
|
assert(false);
|
103
|
}
|
104
|
|
105
|
|
106
|
@Override
|
107
|
public void visit(CallExpression callExpression)
|
108
|
{
|
109
|
|
110
|
final FunctionType funtype = (FunctionType)callExpression.child().type();
|
111
|
if (funtype.returnType() == null)
|
112
|
throw new ArgumentException("Internal error: Function call in expression with return-type void!");
|
113
|
|
114
|
String callstatement = "";
|
115
|
final StringBuilder parameter = new StringBuilder();
|
116
|
|
117
|
final OoaPrologExpression prologexpr = createExpressionVisitor();
|
118
|
callExpression.child().Accept(prologexpr);
|
119
|
|
120
|
m_emitter.Append(prologexpr.toString());
|
121
|
callstatement = prologexpr.tmpVariables().get(0);
|
122
|
int i = 0;
|
123
|
for (final Expression arg: callExpression.arguments())
|
124
|
{
|
125
|
if (i != 0)
|
126
|
parameter.append(", ");
|
127
|
else
|
128
|
i++;
|
129
|
final OoaPrologExpression paramexpr = createExpressionVisitor();
|
130
|
arg.Accept(paramexpr);
|
131
|
m_emitter.Append(paramexpr.toString());
|
132
|
parameter.append(paramexpr.tmpVariables().get(0));
|
133
|
}
|
134
|
if (parameter.length() > 0)
|
135
|
m_emitter.AppendLine(String.format("%s(%s,%s),", callstatement, parameter, NewTempVariable()));
|
136
|
else
|
137
|
m_emitter.AppendLine(String.format("%s(%s),", callstatement, NewTempVariable()));
|
138
|
}
|
139
|
|
140
|
|
141
|
|
142
|
private String OperatorString(Expression expression, Type resultingType)
|
143
|
{
|
144
|
switch (expression.kind())
|
145
|
{
|
146
|
case abs:
|
147
|
case card:
|
148
|
case dom:
|
149
|
case range:
|
150
|
case merge:
|
151
|
case elems:
|
152
|
case head:
|
153
|
case tail:
|
154
|
case conc:
|
155
|
case inds:
|
156
|
case dinter:
|
157
|
case dunion:
|
158
|
case domresby:
|
159
|
case domresto:
|
160
|
case rngresby:
|
161
|
case rngresto:
|
162
|
case inter:
|
163
|
case union:
|
164
|
case diff:
|
165
|
case munion:
|
166
|
case seqmod_mapoverride:
|
167
|
case subset:
|
168
|
case elemin:
|
169
|
case notelemin:
|
170
|
case implies:
|
171
|
case biimplies:
|
172
|
case Primed:
|
173
|
case len:
|
174
|
throw new NotImplementedException();
|
175
|
|
176
|
case div:
|
177
|
return "/";
|
178
|
case idiv:
|
179
|
return "/";
|
180
|
case mod:
|
181
|
return "mod";
|
182
|
case prod:
|
183
|
return "*";
|
184
|
case sum:
|
185
|
return "+";
|
186
|
case minus:
|
187
|
return "-";
|
188
|
case less:
|
189
|
return resultingType.kind() == TypeKind.QrType || !isNumericBinary(expression) ? "<" : "#<";
|
190
|
case lessequal:
|
191
|
return resultingType.kind() == TypeKind.QrType || !isNumericBinary(expression) ? "=<" : "#=<";
|
192
|
case greater:
|
193
|
return resultingType.kind() == TypeKind.QrType || !isNumericBinary(expression) ? ">" : "#>";
|
194
|
case greaterequal:
|
195
|
return resultingType.kind() == TypeKind.QrType || !isNumericBinary(expression) ? ">=" : "#>=";
|
196
|
case equal:
|
197
|
return resultingType.kind() == TypeKind.QrType || !isNumericBinary(expression) ? "==" : "#=";
|
198
|
case notequal:
|
199
|
return resultingType.kind() == TypeKind.QrType || !isNumericBinary(expression) ? "\\=" : "#\\=";
|
200
|
case and:
|
201
|
throw new NotImplementedException();
|
202
|
case or:
|
203
|
throw new NotImplementedException();
|
204
|
case not:
|
205
|
throw new NotImplementedException();
|
206
|
|
207
|
case Cast:
|
208
|
return "";
|
209
|
|
210
|
default:
|
211
|
return expression.kind().name();
|
212
|
}
|
213
|
}
|
214
|
|
215
|
protected boolean isNumericBinary(Expression expression)
|
216
|
{
|
217
|
boolean result = false;
|
218
|
if (expression instanceof BinaryOperator)
|
219
|
{
|
220
|
result = ((BinaryOperator)expression).left().type().kind() == TypeKind.IntType &&
|
221
|
((BinaryOperator)expression).right().type().kind() == TypeKind.IntType;
|
222
|
}
|
223
|
else if (expression instanceof UnaryOperator)
|
224
|
{
|
225
|
result = ((UnaryOperator)expression).child().type().kind() == TypeKind.IntType;
|
226
|
}
|
227
|
else throw new NotImplementedException();
|
228
|
return result;
|
229
|
}
|
230
|
|
231
|
@SuppressWarnings("unchecked")
|
232
|
@Override
|
233
|
public <T> void visit(ValueExpression<T> valueExpression)
|
234
|
{
|
235
|
assert(m_tmpVars.size() == 0);
|
236
|
final String tmpVar = NewTempVariable();
|
237
|
m_emitter.Append(String.format("%s ", tmpVar));
|
238
|
|
239
|
|
240
|
if (valueExpression.value() == null)
|
241
|
m_emitter.Append("= 'null'");
|
242
|
else if (Boolean.class.isAssignableFrom(valueExpression.m_clazz))
|
243
|
m_emitter.Append(((ValueExpression<Boolean>) valueExpression).value() ? " #= true" : " #= fail");
|
244
|
else if (Character.class.isAssignableFrom(valueExpression.m_clazz))
|
245
|
m_emitter.Append(String.format("#= '%s'", valueExpression.toString()));
|
246
|
else if (Integer.class.isAssignableFrom(valueExpression.m_clazz))
|
247
|
m_emitter.Append(String.format("#= %s", valueExpression.toString()));
|
248
|
else
|
249
|
m_emitter.Append(String.format("= %s", valueExpression.value().toString()));
|
250
|
|
251
|
m_emitter.AppendLine(",");
|
252
|
assert(m_tmpVars.size() == 1);
|
253
|
}
|
254
|
|
255
|
@Override
|
256
|
public void visit(IdentifierExpression identifierExpression)
|
257
|
{
|
258
|
if (identifierExpression.identifier().kind() == IdentifierKind.EnumIdentifier)
|
259
|
{
|
260
|
final EnumIdentifier enumid = (EnumIdentifier)identifierExpression.identifier();
|
261
|
final EnumType enumType = (EnumType)enumid.type();
|
262
|
|
263
|
if (enumType instanceof ValuedEnumType)
|
264
|
m_emitter.AppendLine(String.format("%s #= %s,", NewTempVariable(), enumid.Value()));
|
265
|
else
|
266
|
m_emitter.AppendLine(String.format("%s #= %s,", NewTempVariable(), enumType.listOfEnumSymbols().indexOf(enumid)));
|
267
|
}
|
268
|
else if (identifierExpression.isSelf())
|
269
|
{
|
270
|
m_emitter.AppendLine(String.format("%s = %s,", NewTempVariable(), GetIdentifierString(identifierExpression.identifier())));
|
271
|
}
|
272
|
|
273
|
|
274
|
|
275
|
|
276
|
else
|
277
|
{
|
278
|
m_tmpVars.add(GetIdentifierString(identifierExpression.identifier()));
|
279
|
}
|
280
|
}
|
281
|
|
282
|
@Override
|
283
|
public void visit(TypeExpression typeExpression)
|
284
|
{
|
285
|
if (typeExpression.type().kind() != TypeKind.QrType &&
|
286
|
typeExpression.type().kind() != TypeKind.EnumeratedType)
|
287
|
{
|
288
|
m_emitter.Append(GetIdentifierString(typeExpression.type().identifier()));
|
289
|
}
|
290
|
}
|
291
|
|
292
|
|
293
|
@Override
|
294
|
public void visit(ObjectConstructor objectConstructor)
|
295
|
{
|
296
|
if (objectConstructor.instances().size() > 1)
|
297
|
throw new NotImplementedException();
|
298
|
|
299
|
m_emitter.AppendLine(String.format("%s = '%s',", NewTempVariable(), objectConstructor.instances().get(0).Name));
|
300
|
|
301
|
|
302
|
}
|
303
|
|
304
|
@Override
|
305
|
public void visit(ListConstructor listConstructor)
|
306
|
{
|
307
|
if (listConstructor.hasComprehension())
|
308
|
{
|
309
|
final OoaPrologExpression compr = createExpressionVisitor();
|
310
|
listConstructor.comprehension().Accept(compr);
|
311
|
final OoaPrologExpression elem = createExpressionVisitor();
|
312
|
listConstructor.elements().get(0).Accept(elem);
|
313
|
|
314
|
final StringBuilder enumvars = new StringBuilder();
|
315
|
int i = 0;
|
316
|
for (final Identifier v: listConstructor.comprehensionVariables().symbolList())
|
317
|
{
|
318
|
final OoaPrologIdentifier ident = createIdentifierVisitor();
|
319
|
v.Accept(ident);
|
320
|
|
321
|
final OoaPrologType identType = createTypeVisitor();
|
322
|
v.type().Accept(identType);
|
323
|
|
324
|
enumvars.append(String.format("%s %s: %s", i == 0 ? "" : ",", ident.toString(), identType.toString()));
|
325
|
i++;
|
326
|
}
|
327
|
|
328
|
m_emitter.AppendLine("% listcomprehension");
|
329
|
m_emitter.AppendLine(String.format("%s = {%s:[%s]:(%s%s,%s%s)}",
|
330
|
NewTempVariable(), elem.tmpVariables().get(0), enumvars.toString(), compr.toString(), compr.tmpVariables().get(0),
|
331
|
elem.toString(), "1=1" ));
|
332
|
}
|
333
|
else
|
334
|
{
|
335
|
m_emitter.AppendLine("% make list");
|
336
|
m_emitter.AppendLine(String.format("%s = []", NewTempVariable()));
|
337
|
|
338
|
for (final Expression expr: listConstructor.elements())
|
339
|
{
|
340
|
m_emitter.Append(", ");
|
341
|
|
342
|
final OoaPrologExpression pVal = createExpressionVisitor();
|
343
|
expr.Accept(pVal);
|
344
|
m_emitter.Append(pVal.toString());
|
345
|
assert(pVal.tmpVariables().size() == 1);
|
346
|
m_emitter.AppendLine(String.format("ulyssesListConc(%s,[%s],%s)", m_tmpVars.get(0), pVal.tmpVariables().get(0), NewTempVariable()));
|
347
|
m_tmpVars.remove(0);
|
348
|
}
|
349
|
}
|
350
|
m_emitter.Append(",");
|
351
|
assert(m_tmpVars.size() == 1);
|
352
|
}
|
353
|
|
354
|
@Override
|
355
|
public void visit(SetConstructor setConstructor)
|
356
|
{
|
357
|
m_emitter.AppendLine("% make set");
|
358
|
|
359
|
m_emitter.AppendLine(String.format("%s = []", NewTempVariable()));
|
360
|
|
361
|
for (final Expression expr: setConstructor.items())
|
362
|
{
|
363
|
m_emitter.Append(", ");
|
364
|
|
365
|
final OoaPrologExpression pVal = createExpressionVisitor();
|
366
|
expr.Accept(pVal);
|
367
|
m_emitter.Append(pVal.toString());
|
368
|
assert(pVal.tmpVariables().size() == 1);
|
369
|
m_emitter.AppendLine(String.format("ulyssesListConc(%s,[%s],%s)", m_tmpVars.get(0), pVal.tmpVariables().get(0), NewTempVariable()));
|
370
|
m_tmpVars.remove(0);
|
371
|
}
|
372
|
m_emitter.Append(",");
|
373
|
assert(m_tmpVars.size() == 1);
|
374
|
}
|
375
|
|
376
|
@Override
|
377
|
public void visit(MapConstructor mapConstructor)
|
378
|
{
|
379
|
throw new NotImplementedException();
|
380
|
}
|
381
|
|
382
|
@Override
|
383
|
public void visit(TupleConstructor tupleConstructor)
|
384
|
{
|
385
|
if (tupleConstructor.isMatcher())
|
386
|
{
|
387
|
|
388
|
NewTempVariable();
|
389
|
return;
|
390
|
}
|
391
|
else
|
392
|
{
|
393
|
m_emitter.AppendLine("% make tuple");
|
394
|
m_emitter.AppendLine(String.format("%s = []", NewTempVariable()));
|
395
|
|
396
|
for (final Expression expr: tupleConstructor.values())
|
397
|
{
|
398
|
m_emitter.Append(", ");
|
399
|
|
400
|
final OoaPrologExpression pVal = createExpressionVisitor();
|
401
|
expr.Accept(pVal);
|
402
|
m_emitter.Append(pVal.toString());
|
403
|
assert(pVal.tmpVariables().size() == 1);
|
404
|
m_emitter.AppendLine(String.format("ulyssesListConc(%s,[%s],%s)", m_tmpVars.get(0), pVal.tmpVariables().get(0), NewTempVariable()));
|
405
|
m_tmpVars.remove(0);
|
406
|
}
|
407
|
m_emitter.Append(",");
|
408
|
assert(m_tmpVars.size() == 1);
|
409
|
}
|
410
|
}
|
411
|
|
412
|
@Override
|
413
|
public void visit(AccessExpression accessExpression)
|
414
|
{
|
415
|
if (accessExpression.left().type().kind() != TypeKind.QrType &&
|
416
|
accessExpression.left().type().kind() != TypeKind.EnumeratedType &&
|
417
|
!(accessExpression.right().kind() == ExpressionKind.Identifier &&
|
418
|
((IdentifierExpression)accessExpression.right()).identifier().kind() == IdentifierKind.AttributeIdentifier))
|
419
|
{
|
420
|
assert(m_tmpVars.size() == 0);
|
421
|
|
422
|
VisitSub(accessExpression.left(), accessExpression);
|
423
|
final String leftresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
424
|
|
425
|
VisitSub(accessExpression.right(), accessExpression);
|
426
|
final String rightresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
427
|
|
428
|
m_tmpVars.add(String.format("%s\\%s", leftresult, rightresult));
|
429
|
}
|
430
|
else
|
431
|
VisitSub(accessExpression.right(), accessExpression);
|
432
|
}
|
433
|
|
434
|
@Override
|
435
|
public void visit(BinaryOperator binaryOperator)
|
436
|
{
|
437
|
final OoasCodeEmitter origEmitter = m_emitter;
|
438
|
|
439
|
|
440
|
|
441
|
assert(m_tmpVars.size() == 0);
|
442
|
|
443
|
final OoasCodeEmitter leftcode = new OoasCodeEmitter();
|
444
|
m_emitter = leftcode;
|
445
|
VisitSub(binaryOperator.left(), binaryOperator);
|
446
|
final String leftresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
447
|
assert(m_tmpVars.size() == 0);
|
448
|
|
449
|
final OoasCodeEmitter rightcode = new OoasCodeEmitter();
|
450
|
m_emitter = rightcode;
|
451
|
VisitSub(binaryOperator.right(), binaryOperator);
|
452
|
final String rightresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
453
|
|
454
|
assert(m_tmpVars.size() == 0);
|
455
|
|
456
|
m_emitter = origEmitter;
|
457
|
|
458
|
|
459
|
final String tmpVar = NewTempVariable();
|
460
|
|
461
|
switch (binaryOperator.kind())
|
462
|
{
|
463
|
case elemin:
|
464
|
m_emitter.Append(leftcode.toString());
|
465
|
m_emitter.Append(rightcode.toString());
|
466
|
m_emitter.AppendLine(String.format(" %s = member(%s,%s),",
|
467
|
tmpVar, leftresult, rightresult));
|
468
|
break;
|
469
|
case and:
|
470
|
m_emitter.Append(leftcode.toString());
|
471
|
m_emitter.Append(rightcode.toString());
|
472
|
m_emitter.AppendLine(String.format(" %s = (%s %s %s), ",
|
473
|
tmpVar, leftresult, ",", rightresult));
|
474
|
break;
|
475
|
case or:
|
476
|
m_emitter.Append(leftcode.toString());
|
477
|
m_emitter.Append(rightcode.toString());
|
478
|
m_emitter.AppendLine(String.format(" %s = (%s %s %s), ",
|
479
|
tmpVar, leftresult, ";", rightresult));
|
480
|
break;
|
481
|
|
482
|
case implies:
|
483
|
m_emitter.Append(leftcode.toString());
|
484
|
m_emitter.AppendLine(String.format(" %s = (%s -> (%s%s); true), ",
|
485
|
tmpVar, leftresult, rightcode.toString(), rightresult));
|
486
|
break;
|
487
|
|
488
|
case equal:
|
489
|
m_emitter.Append(leftcode.toString());
|
490
|
m_emitter.Append(rightcode.toString());
|
491
|
|
492
|
TupleConstructor matcher = null;
|
493
|
String aTuple = null;
|
494
|
if (binaryOperator.left().kind() == ExpressionKind.TupleConstr &&
|
495
|
((TupleConstructor)binaryOperator.left()).isMatcher())
|
496
|
{
|
497
|
matcher = (TupleConstructor)binaryOperator.left();
|
498
|
aTuple = rightresult;
|
499
|
}
|
500
|
else if (binaryOperator.right().kind() == ExpressionKind.TupleConstr &&
|
501
|
((TupleConstructor)binaryOperator.right()).isMatcher())
|
502
|
{
|
503
|
matcher = (TupleConstructor)binaryOperator.right();
|
504
|
aTuple = leftresult;
|
505
|
}
|
506
|
|
507
|
if (matcher == null)
|
508
|
m_emitter.AppendLine(String.format(" %s = (%s %s %s), ",
|
509
|
tmpVar, leftresult, OperatorString(binaryOperator, binaryOperator.left().type()), rightresult));
|
510
|
else
|
511
|
{
|
512
|
m_emitter.Append(String.format("%s = unify(%s = [", tmpVar, aTuple));
|
513
|
int cntr = 0;
|
514
|
for(final Expression x: matcher.values())
|
515
|
{
|
516
|
if (cntr != 0)
|
517
|
m_emitter.Append(", ");
|
518
|
else
|
519
|
cntr++;
|
520
|
|
521
|
if (x.kind() != ExpressionKind.Identifier)
|
522
|
throw new ArgumentException();
|
523
|
|
524
|
final IdentifierExpression ident = (IdentifierExpression)x;
|
525
|
final OoaPrologIdentifier avisitor = createIdentifierVisitor();
|
526
|
ident.Accept(avisitor);
|
527
|
m_emitter.Append(avisitor.toString());
|
528
|
}
|
529
|
m_emitter.AppendLine("]),");
|
530
|
}
|
531
|
break;
|
532
|
|
533
|
|
534
|
|
535
|
case conc:
|
536
|
m_emitter.Append(leftcode.toString());
|
537
|
m_emitter.Append(rightcode.toString());
|
538
|
m_emitter.AppendLine(String.format("ulyssesListConc(%s,%s,%s),", leftresult, rightresult, tmpVar));
|
539
|
break;
|
540
|
|
541
|
default:
|
542
|
m_emitter.Append(leftcode.toString());
|
543
|
m_emitter.Append(rightcode.toString());
|
544
|
if (binaryOperator.left().type().kind() == TypeKind.QrType)
|
545
|
m_emitter.Append("qEval");
|
546
|
|
547
|
if (binaryOperator.type().kind() == TypeKind.IntType)
|
548
|
m_emitter.AppendLine(String.format(" %s #= (%s %s %s), ",
|
549
|
tmpVar, leftresult, OperatorString(binaryOperator, binaryOperator.left().type()), rightresult));
|
550
|
else
|
551
|
m_emitter.AppendLine(String.format(" %s = (%s %s %s), ",
|
552
|
tmpVar, leftresult, OperatorString(binaryOperator, binaryOperator.left().type()), rightresult));
|
553
|
|
554
|
break;
|
555
|
}
|
556
|
assert(m_tmpVars.size() == 1);
|
557
|
}
|
558
|
|
559
|
@Override
|
560
|
public void visit(TernaryOperator ternaryOperator)
|
561
|
{
|
562
|
if (ternaryOperator.kind() == ExpressionKind.conditional)
|
563
|
{
|
564
|
VisitSub(ternaryOperator.left(), ternaryOperator);
|
565
|
final String leftresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
566
|
VisitSub(ternaryOperator.mid(), ternaryOperator);
|
567
|
final String midresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
568
|
VisitSub(ternaryOperator.right(), ternaryOperator);
|
569
|
final String rightresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
570
|
|
571
|
final String varname = NewTempVariable();
|
572
|
|
573
|
|
574
|
m_emitter.Append("((");
|
575
|
m_emitter.Append(leftresult);
|
576
|
m_emitter.Append(", unify(");
|
577
|
m_emitter.Append(midresult);
|
578
|
m_emitter.Append(String.format(" = %s) );( call(\\+(%s)), unify(", varname, leftresult));
|
579
|
m_emitter.Append(rightresult);
|
580
|
m_emitter.Append(String.format(" = %s) )),", varname));
|
581
|
}
|
582
|
else if (ternaryOperator.kind() == ExpressionKind.foldRL)
|
583
|
throw new NotImplementedException();
|
584
|
else if (ternaryOperator.kind() == ExpressionKind.foldLR)
|
585
|
{
|
586
|
VisitSub(ternaryOperator.mid(), ternaryOperator);
|
587
|
final String midresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
588
|
VisitSub(ternaryOperator.right(), ternaryOperator);
|
589
|
final String rightresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
590
|
|
591
|
|
592
|
|
593
|
final int uniqueNumer = GetUniqueNumber();
|
594
|
final CallExpression leftcall = (CallExpression)ternaryOperator.left();
|
595
|
final IdentifierExpression elemId = (IdentifierExpression)leftcall.arguments().get(leftcall.arguments().size() - 1);
|
596
|
elemId.identifier().SetTokenText(String.format("Elem_%s", uniqueNumer));
|
597
|
final IdentifierExpression currentResultId = (IdentifierExpression)leftcall.arguments().get(leftcall.arguments().size() - 2);
|
598
|
currentResultId.identifier().SetTokenText(String.format("In_%s", uniqueNumer));
|
599
|
|
600
|
final String elemVarName = GetIdentifierString(elemId.identifier());
|
601
|
final String inVarName = GetIdentifierString(currentResultId.identifier());
|
602
|
|
603
|
m_emitter.Append(String.format("fun_fold(%s,%s,(%s, %s, Out_%s,(",
|
604
|
midresult, rightresult, elemVarName, inVarName, uniqueNumer));
|
605
|
VisitSub(leftcall, ternaryOperator);
|
606
|
final String leftresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
607
|
final String tmpresult = NewTempVariable();
|
608
|
m_emitter.Append(String.format(" Out_%s = %s)),%s),", uniqueNumer, leftresult, tmpresult));
|
609
|
}
|
610
|
|
611
|
else
|
612
|
throw new NotImplementedException();
|
613
|
}
|
614
|
|
615
|
@Override
|
616
|
public void visit(TupleMapAccessExpression tupleMapAccessExpression)
|
617
|
{
|
618
|
assert(m_tmpVars.size() == 0);
|
619
|
VisitSub(tupleMapAccessExpression.child(), tupleMapAccessExpression);
|
620
|
final String childresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
621
|
|
622
|
VisitSub(tupleMapAccessExpression.argument(), tupleMapAccessExpression);
|
623
|
final String accessresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
624
|
assert(m_tmpVars.size() == 0);
|
625
|
|
626
|
final String tmpresult = NewTempVariable();
|
627
|
|
628
|
if (!m_LhsExpression)
|
629
|
{
|
630
|
switch (tupleMapAccessExpression.child().type().kind())
|
631
|
{
|
632
|
case TupleType:
|
633
|
m_emitter.AppendLine(String.format("ulyssesTupleAccess(%s,%s,%s),", childresult, accessresult, tmpresult));
|
634
|
break;
|
635
|
case MapType:
|
636
|
m_emitter.AppendLine(String.format("ulyssesMapAccess(%s,%s,%s),", childresult, accessresult, tmpresult));
|
637
|
break;
|
638
|
case ListType:
|
639
|
m_emitter.AppendLine(String.format("ulyssesListAccess(%s,%s,%s),", childresult, accessresult, tmpresult));
|
640
|
break;
|
641
|
default:
|
642
|
throw new NotImplementedException();
|
643
|
}
|
644
|
assert(m_tmpVars.size() == 1);
|
645
|
}
|
646
|
else
|
647
|
{
|
648
|
|
649
|
switch (tupleMapAccessExpression.child().type().kind())
|
650
|
{
|
651
|
case ListType:
|
652
|
boolean isAttribute;
|
653
|
isAttribute = tupleMapAccessExpression.child().kind() == ExpressionKind.Identifier &&
|
654
|
((IdentifierExpression)tupleMapAccessExpression.child()).identifier().kind() == IdentifierKind.AttributeIdentifier;
|
655
|
|
656
|
isAttribute = isAttribute || tupleMapAccessExpression.child().kind() == ExpressionKind.Access
|
657
|
&& ((AccessExpression)tupleMapAccessExpression.child()).left().kind() == ExpressionKind.Identifier
|
658
|
&& ((IdentifierExpression)((AccessExpression)tupleMapAccessExpression.child()).left()).isSelf()
|
659
|
&& ((AccessExpression)tupleMapAccessExpression.child()).right().kind() == ExpressionKind.Identifier
|
660
|
&& ((IdentifierExpression)((AccessExpression)tupleMapAccessExpression.child()).right()).identifier().kind()
|
661
|
== IdentifierKind.AttributeIdentifier;
|
662
|
|
663
|
|
664
|
final String newlist = String.format("RESVAR_%s", m_scratchbook.getNewTmpVarCntrValue());
|
665
|
|
666
|
m_emitter.AppendLine(String.format("ulyssesListWrite(%s,%s,%s,%s),", childresult, accessresult, tmpresult, newlist));
|
667
|
|
668
|
if (isAttribute)
|
669
|
{ m_emitter.AppendLine(String.format("%s := %s,", childresult, newlist)); }
|
670
|
else
|
671
|
{ throw new NotImplementedException(); }
|
672
|
|
673
|
break;
|
674
|
default:
|
675
|
throw new NotImplementedException();
|
676
|
}
|
677
|
|
678
|
|
679
|
}
|
680
|
}
|
681
|
|
682
|
|
683
|
@Override
|
684
|
public void visit(ForallQuantifier quantifier)
|
685
|
{
|
686
|
final OoaPrologExpression pExpr = createExpressionVisitor();
|
687
|
quantifier.child().Accept(pExpr);
|
688
|
|
689
|
|
690
|
final StringBuilder Generator = new StringBuilder();
|
691
|
final StringBuilder nullGuard = new StringBuilder();
|
692
|
int i = 0;
|
693
|
for (final Identifier v: quantifier.symbols().symbolList())
|
694
|
{
|
695
|
final OoaPrologIdentifier ident = createIdentifierVisitor();
|
696
|
v.Accept(ident);
|
697
|
|
698
|
final OoaPrologType identType = createTypeVisitor();
|
699
|
v.type().Accept(identType);
|
700
|
|
701
|
Generator.append(String.format("%s %s: %s", i == 0 ? "" : ",", ident.toString(), identType.toString()));
|
702
|
if (v.type().kind() == TypeKind.OoActionSystemType)
|
703
|
nullGuard.append(String.format("(%s == null) ; ", ident.toString()));
|
704
|
i++;
|
705
|
}
|
706
|
|
707
|
m_emitter.AppendLine(String.format("%s = forall([%s], (%s(%s%s))),",
|
708
|
NewTempVariable(), Generator.toString(), nullGuard.toString(), pExpr.toString(), pExpr.tmpVariables().get(0)));
|
709
|
}
|
710
|
|
711
|
|
712
|
|
713
|
@Override
|
714
|
public void visit(ExistsQuantifier quantifier)
|
715
|
{
|
716
|
final OoaPrologExpression pExpr = createExpressionVisitor();
|
717
|
quantifier.child().Accept(pExpr);
|
718
|
|
719
|
|
720
|
final StringBuilder Generator = new StringBuilder();
|
721
|
final StringBuilder nullGuard = new StringBuilder();
|
722
|
int i = 0;
|
723
|
for (final Identifier v: quantifier.symbols().symbolList())
|
724
|
{
|
725
|
final OoaPrologIdentifier ident = createIdentifierVisitor();
|
726
|
v.Accept(ident);
|
727
|
|
728
|
final OoaPrologType identType = createTypeVisitor();
|
729
|
v.type().Accept(identType);
|
730
|
|
731
|
Generator.append(String.format("%s %s: %s", i == 0 ? "" : ",", ident.toString(), identType.toString()));
|
732
|
if (v.type().kind() == TypeKind.OoActionSystemType)
|
733
|
nullGuard.append(String.format("(%s \\= null), ", ident.toString()));
|
734
|
i++;
|
735
|
}
|
736
|
|
737
|
m_emitter.AppendLine(String.format("%s = exists([%s], (%s(%s%s))),",
|
738
|
NewTempVariable(), Generator.toString(), nullGuard.toString(), pExpr.toString(), pExpr.tmpVariables().get(0)));
|
739
|
}
|
740
|
@Override
|
741
|
public void visit(UnaryOperator unaryOperator)
|
742
|
{
|
743
|
assert(m_tmpVars.size() == 0);
|
744
|
VisitSub(unaryOperator.child(), unaryOperator);
|
745
|
|
746
|
if (unaryOperator.kind() == ExpressionKind.Cast)
|
747
|
return;
|
748
|
|
749
|
final String childresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
750
|
assert(m_tmpVars.size() == 0);
|
751
|
|
752
|
final String tmpresult = NewTempVariable();
|
753
|
|
754
|
switch (unaryOperator.kind())
|
755
|
{
|
756
|
case head:
|
757
|
m_emitter.AppendLine(String.format("ulyssesListHead(%s,%s),", childresult, tmpresult));
|
758
|
break;
|
759
|
|
760
|
case tail:
|
761
|
m_emitter.AppendLine(String.format("ulyssesListTail(%s,%s),", childresult, tmpresult));
|
762
|
break;
|
763
|
|
764
|
case len:
|
765
|
m_emitter.AppendLine(String.format("ulyssesListLength(%s,%s),", childresult, tmpresult));
|
766
|
break;
|
767
|
|
768
|
case not:
|
769
|
|
770
|
if (unaryOperator.type().kind() == TypeKind.IntType)
|
771
|
m_emitter.Append(String.format(" %s #= call(\\+", tmpresult));
|
772
|
else
|
773
|
m_emitter.Append(String.format(" %s = call(\\+", tmpresult));
|
774
|
m_emitter.Append("(");
|
775
|
m_emitter.Append(childresult);
|
776
|
m_emitter.AppendLine(")),");
|
777
|
|
778
|
|
779
|
break;
|
780
|
|
781
|
case Cast:
|
782
|
|
783
|
break;
|
784
|
|
785
|
default:
|
786
|
if (unaryOperator.type().kind() == TypeKind.IntType)
|
787
|
m_emitter.Append(String.format(" %s #= (%s", tmpresult, OperatorString(unaryOperator, unaryOperator.child().type())));
|
788
|
else
|
789
|
m_emitter.Append(String.format(" %s = (%s", tmpresult, OperatorString(unaryOperator, unaryOperator.child().type())));
|
790
|
m_emitter.Append("(");
|
791
|
m_emitter.Append(childresult);
|
792
|
m_emitter.AppendLine(")),");
|
793
|
break;
|
794
|
}
|
795
|
assert(m_tmpVars.size() == 1);
|
796
|
}
|
797
|
|
798
|
@Override
|
799
|
public String toString()
|
800
|
{
|
801
|
return m_emitter.toString();
|
802
|
}
|
803
|
|
804
|
protected OoaPrologType createTypeVisitor() { return m_typeFactory.create(m_idFactory, m_scratchbook); }
|
805
|
protected OoaPrologIdentifier createIdentifierVisitor() { return m_idFactory.create(); }
|
806
|
protected OoaPrologExpression createExpressionVisitor() { return m_exprFactory.create(m_idFactory, m_typeFactory, m_scratchbook); }
|
807
|
|
808
|
protected final OoaPrologIdentifier.Factory m_idFactory;
|
809
|
protected final OoaPrologType.Factory m_typeFactory;
|
810
|
protected final OoaPrologExpression.Factory m_exprFactory;
|
811
|
|
812
|
protected OoaPrologExpression(
|
813
|
OoaPrologIdentifier.Factory idFactory,
|
814
|
OoaPrologType.Factory typeFactory,
|
815
|
Scratchbook scratchbook,
|
816
|
OoaPrologExpression.Factory expressionFactory)
|
817
|
{
|
818
|
this(idFactory, typeFactory, scratchbook, expressionFactory, false);
|
819
|
}
|
820
|
|
821
|
protected OoaPrologExpression(
|
822
|
OoaPrologIdentifier.Factory idFactory,
|
823
|
OoaPrologType.Factory typeFactory,
|
824
|
Scratchbook scratchbook,
|
825
|
OoaPrologExpression.Factory expressionFactory,
|
826
|
boolean isLHS)
|
827
|
{
|
828
|
super();
|
829
|
m_LhsExpression = isLHS;
|
830
|
m_idFactory = idFactory;
|
831
|
m_typeFactory = typeFactory;
|
832
|
m_exprFactory = expressionFactory;
|
833
|
m_scratchbook = scratchbook;
|
834
|
}
|
835
|
|
836
|
|
837
|
public String NewTempVariable()
|
838
|
{
|
839
|
final String result = String.format("TMPVAR_%s", m_scratchbook.getNewTmpVarCntrValue());
|
840
|
m_tmpVars.add(result);
|
841
|
return result;
|
842
|
}
|
843
|
|
844
|
public int GetUniqueNumber()
|
845
|
{
|
846
|
return m_scratchbook.getNewTmpVarCntrValue();
|
847
|
}
|
848
|
}
|