File: | tools/lldb/source/Symbol/ClangASTType.cpp |
Location: | line 5373, column 21 |
Description: | Called C++ object pointer is null |
1 | //===-- ClangASTType.cpp ----------------------------------------*- C++ -*-===// | |||
2 | // | |||
3 | // The LLVM Compiler Infrastructure | |||
4 | // | |||
5 | // This file is distributed under the University of Illinois Open Source | |||
6 | // License. See LICENSE.TXT for details. | |||
7 | // | |||
8 | //===----------------------------------------------------------------------===// | |||
9 | ||||
10 | #include "lldb/lldb-python.h" | |||
11 | ||||
12 | #include "lldb/Symbol/ClangASTType.h" | |||
13 | ||||
14 | #include "clang/AST/ASTConsumer.h" | |||
15 | #include "clang/AST/ASTContext.h" | |||
16 | #include "clang/AST/Attr.h" | |||
17 | #include "clang/AST/CXXInheritance.h" | |||
18 | #include "clang/AST/Decl.h" | |||
19 | #include "clang/AST/DeclCXX.h" | |||
20 | #include "clang/AST/DeclObjC.h" | |||
21 | #include "clang/AST/DeclGroup.h" | |||
22 | #include "clang/AST/DeclTemplate.h" | |||
23 | #include "clang/AST/RecordLayout.h" | |||
24 | #include "clang/AST/Type.h" | |||
25 | #include "clang/AST/VTableBuilder.h" | |||
26 | ||||
27 | #include "clang/Basic/Builtins.h" | |||
28 | #include "clang/Basic/IdentifierTable.h" | |||
29 | #include "clang/Basic/LangOptions.h" | |||
30 | #include "clang/Basic/SourceManager.h" | |||
31 | #include "clang/Basic/TargetInfo.h" | |||
32 | ||||
33 | #include "llvm/Support/FormattedStream.h" | |||
34 | #include "llvm/Support/raw_ostream.h" | |||
35 | ||||
36 | #include "lldb/Core/ConstString.h" | |||
37 | #include "lldb/Core/DataBufferHeap.h" | |||
38 | #include "lldb/Core/DataExtractor.h" | |||
39 | #include "lldb/Core/Debugger.h" | |||
40 | #include "lldb/Core/Scalar.h" | |||
41 | #include "lldb/Core/Stream.h" | |||
42 | #include "lldb/Core/StreamFile.h" | |||
43 | #include "lldb/Core/StreamString.h" | |||
44 | #include "lldb/Symbol/ClangASTContext.h" | |||
45 | #include "lldb/Symbol/ClangExternalASTSourceCommon.h" | |||
46 | #include "lldb/Symbol/VerifyDecl.h" | |||
47 | #include "lldb/Target/ExecutionContext.h" | |||
48 | #include "lldb/Target/Process.h" | |||
49 | ||||
50 | #include <iterator> | |||
51 | #include <mutex> | |||
52 | ||||
53 | using namespace lldb; | |||
54 | using namespace lldb_private; | |||
55 | ||||
56 | static bool | |||
57 | GetCompleteQualType (clang::ASTContext *ast, clang::QualType qual_type, bool allow_completion = true) | |||
58 | { | |||
59 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
60 | switch (type_class) | |||
61 | { | |||
62 | case clang::Type::ConstantArray: | |||
63 | case clang::Type::IncompleteArray: | |||
64 | case clang::Type::VariableArray: | |||
65 | { | |||
66 | const clang::ArrayType *array_type = llvm::dyn_cast<clang::ArrayType>(qual_type.getTypePtr()); | |||
67 | ||||
68 | if (array_type) | |||
69 | return GetCompleteQualType (ast, array_type->getElementType(), allow_completion); | |||
70 | } | |||
71 | break; | |||
72 | ||||
73 | case clang::Type::Record: | |||
74 | case clang::Type::Enum: | |||
75 | { | |||
76 | const clang::TagType *tag_type = llvm::dyn_cast<clang::TagType>(qual_type.getTypePtr()); | |||
77 | if (tag_type) | |||
78 | { | |||
79 | clang::TagDecl *tag_decl = tag_type->getDecl(); | |||
80 | if (tag_decl) | |||
81 | { | |||
82 | if (tag_decl->isCompleteDefinition()) | |||
83 | return true; | |||
84 | ||||
85 | if (!allow_completion) | |||
86 | return false; | |||
87 | ||||
88 | if (tag_decl->hasExternalLexicalStorage()) | |||
89 | { | |||
90 | if (ast) | |||
91 | { | |||
92 | clang::ExternalASTSource *external_ast_source = ast->getExternalSource(); | |||
93 | if (external_ast_source) | |||
94 | { | |||
95 | external_ast_source->CompleteType(tag_decl); | |||
96 | return !tag_type->isIncompleteType(); | |||
97 | } | |||
98 | } | |||
99 | } | |||
100 | return false; | |||
101 | } | |||
102 | } | |||
103 | ||||
104 | } | |||
105 | break; | |||
106 | ||||
107 | case clang::Type::ObjCObject: | |||
108 | case clang::Type::ObjCInterface: | |||
109 | { | |||
110 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type); | |||
111 | if (objc_class_type) | |||
112 | { | |||
113 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
114 | // We currently can't complete objective C types through the newly added ASTContext | |||
115 | // because it only supports TagDecl objects right now... | |||
116 | if (class_interface_decl) | |||
117 | { | |||
118 | if (class_interface_decl->getDefinition()) | |||
119 | return true; | |||
120 | ||||
121 | if (!allow_completion) | |||
122 | return false; | |||
123 | ||||
124 | if (class_interface_decl->hasExternalLexicalStorage()) | |||
125 | { | |||
126 | if (ast) | |||
127 | { | |||
128 | clang::ExternalASTSource *external_ast_source = ast->getExternalSource(); | |||
129 | if (external_ast_source) | |||
130 | { | |||
131 | external_ast_source->CompleteType (class_interface_decl); | |||
132 | return !objc_class_type->isIncompleteType(); | |||
133 | } | |||
134 | } | |||
135 | } | |||
136 | return false; | |||
137 | } | |||
138 | } | |||
139 | } | |||
140 | break; | |||
141 | ||||
142 | case clang::Type::Typedef: | |||
143 | return GetCompleteQualType (ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType(), allow_completion); | |||
144 | ||||
145 | case clang::Type::Elaborated: | |||
146 | return GetCompleteQualType (ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType(), allow_completion); | |||
147 | ||||
148 | case clang::Type::Paren: | |||
149 | return GetCompleteQualType (ast, llvm::cast<clang::ParenType>(qual_type)->desugar(), allow_completion); | |||
150 | ||||
151 | default: | |||
152 | break; | |||
153 | } | |||
154 | ||||
155 | return true; | |||
156 | } | |||
157 | ||||
158 | static clang::ObjCIvarDecl::AccessControl | |||
159 | ConvertAccessTypeToObjCIvarAccessControl (AccessType access) | |||
160 | { | |||
161 | switch (access) | |||
162 | { | |||
163 | case eAccessNone: return clang::ObjCIvarDecl::None; | |||
164 | case eAccessPublic: return clang::ObjCIvarDecl::Public; | |||
165 | case eAccessPrivate: return clang::ObjCIvarDecl::Private; | |||
166 | case eAccessProtected: return clang::ObjCIvarDecl::Protected; | |||
167 | case eAccessPackage: return clang::ObjCIvarDecl::Package; | |||
168 | } | |||
169 | return clang::ObjCIvarDecl::None; | |||
170 | } | |||
171 | ||||
172 | //---------------------------------------------------------------------- | |||
173 | // Tests | |||
174 | //---------------------------------------------------------------------- | |||
175 | ||||
176 | ClangASTType::ClangASTType (clang::ASTContext *ast, | |||
177 | clang::QualType qual_type) : | |||
178 | m_type (qual_type.getAsOpaquePtr()), | |||
179 | m_ast (ast) | |||
180 | { | |||
181 | } | |||
182 | ||||
183 | ClangASTType::~ClangASTType() | |||
184 | { | |||
185 | } | |||
186 | ||||
187 | //---------------------------------------------------------------------- | |||
188 | // Tests | |||
189 | //---------------------------------------------------------------------- | |||
190 | ||||
191 | bool | |||
192 | ClangASTType::IsAggregateType () const | |||
193 | { | |||
194 | if (!IsValid()) | |||
195 | return false; | |||
196 | ||||
197 | clang::QualType qual_type (GetCanonicalQualType()); | |||
198 | ||||
199 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
200 | switch (type_class) | |||
201 | { | |||
202 | case clang::Type::IncompleteArray: | |||
203 | case clang::Type::VariableArray: | |||
204 | case clang::Type::ConstantArray: | |||
205 | case clang::Type::ExtVector: | |||
206 | case clang::Type::Vector: | |||
207 | case clang::Type::Record: | |||
208 | case clang::Type::ObjCObject: | |||
209 | case clang::Type::ObjCInterface: | |||
210 | return true; | |||
211 | case clang::Type::Elaborated: | |||
212 | return ClangASTType(m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).IsAggregateType(); | |||
213 | case clang::Type::Typedef: | |||
214 | return ClangASTType(m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsAggregateType(); | |||
215 | case clang::Type::Paren: | |||
216 | return ClangASTType(m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).IsAggregateType(); | |||
217 | default: | |||
218 | break; | |||
219 | } | |||
220 | // The clang type does have a value | |||
221 | return false; | |||
222 | } | |||
223 | ||||
224 | bool | |||
225 | ClangASTType::IsArrayType (ClangASTType *element_type_ptr, | |||
226 | uint64_t *size, | |||
227 | bool *is_incomplete) const | |||
228 | { | |||
229 | if (IsValid()) | |||
230 | { | |||
231 | clang::QualType qual_type (GetCanonicalQualType()); | |||
232 | ||||
233 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
234 | switch (type_class) | |||
235 | { | |||
236 | default: | |||
237 | break; | |||
238 | ||||
239 | case clang::Type::ConstantArray: | |||
240 | if (element_type_ptr) | |||
241 | element_type_ptr->SetClangType (m_ast, llvm::cast<clang::ConstantArrayType>(qual_type)->getElementType()); | |||
242 | if (size) | |||
243 | *size = llvm::cast<clang::ConstantArrayType>(qual_type)->getSize().getLimitedValue(ULLONG_MAX(9223372036854775807LL*2ULL+1ULL)); | |||
244 | return true; | |||
245 | ||||
246 | case clang::Type::IncompleteArray: | |||
247 | if (element_type_ptr) | |||
248 | element_type_ptr->SetClangType (m_ast, llvm::cast<clang::IncompleteArrayType>(qual_type)->getElementType()); | |||
249 | if (size) | |||
250 | *size = 0; | |||
251 | if (is_incomplete) | |||
252 | *is_incomplete = true; | |||
253 | return true; | |||
254 | ||||
255 | case clang::Type::VariableArray: | |||
256 | if (element_type_ptr) | |||
257 | element_type_ptr->SetClangType (m_ast, llvm::cast<clang::VariableArrayType>(qual_type)->getElementType()); | |||
258 | if (size) | |||
259 | *size = 0; | |||
260 | return true; | |||
261 | ||||
262 | case clang::Type::DependentSizedArray: | |||
263 | if (element_type_ptr) | |||
264 | element_type_ptr->SetClangType (m_ast, llvm::cast<clang::DependentSizedArrayType>(qual_type)->getElementType()); | |||
265 | if (size) | |||
266 | *size = 0; | |||
267 | return true; | |||
268 | ||||
269 | case clang::Type::Typedef: | |||
270 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsArrayType (element_type_ptr, | |||
271 | size, | |||
272 | is_incomplete); | |||
273 | case clang::Type::Elaborated: | |||
274 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).IsArrayType (element_type_ptr, | |||
275 | size, | |||
276 | is_incomplete); | |||
277 | case clang::Type::Paren: | |||
278 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).IsArrayType (element_type_ptr, | |||
279 | size, | |||
280 | is_incomplete); | |||
281 | } | |||
282 | } | |||
283 | if (element_type_ptr) | |||
284 | element_type_ptr->Clear(); | |||
285 | if (size) | |||
286 | *size = 0; | |||
287 | if (is_incomplete) | |||
288 | *is_incomplete = false; | |||
289 | return 0; | |||
290 | } | |||
291 | ||||
292 | bool | |||
293 | ClangASTType::IsRuntimeGeneratedType () const | |||
294 | { | |||
295 | if (!IsValid()) | |||
296 | return false; | |||
297 | ||||
298 | clang::DeclContext* decl_ctx = GetDeclContextForType(); | |||
299 | if (!decl_ctx) | |||
300 | return false; | |||
301 | ||||
302 | if (!llvm::isa<clang::ObjCInterfaceDecl>(decl_ctx)) | |||
303 | return false; | |||
304 | ||||
305 | clang::ObjCInterfaceDecl *result_iface_decl = llvm::dyn_cast<clang::ObjCInterfaceDecl>(decl_ctx); | |||
306 | ||||
307 | ClangASTMetadata* ast_metadata = ClangASTContext::GetMetadata(m_ast, result_iface_decl); | |||
308 | if (!ast_metadata) | |||
309 | return false; | |||
310 | return (ast_metadata->GetISAPtr() != 0); | |||
311 | } | |||
312 | ||||
313 | bool | |||
314 | ClangASTType::IsCharType () const | |||
315 | { | |||
316 | if (!IsValid()) | |||
317 | return false; | |||
318 | return GetQualType().getUnqualifiedType()->isCharType(); | |||
319 | } | |||
320 | ||||
321 | ||||
322 | bool | |||
323 | ClangASTType::IsCompleteType () const | |||
324 | { | |||
325 | if (!IsValid()) | |||
326 | return false; | |||
327 | const bool allow_completion = false; | |||
328 | return GetCompleteQualType (m_ast, GetQualType(), allow_completion); | |||
329 | } | |||
330 | ||||
331 | bool | |||
332 | ClangASTType::IsConst() const | |||
333 | { | |||
334 | return GetQualType().isConstQualified(); | |||
335 | } | |||
336 | ||||
337 | bool | |||
338 | ClangASTType::IsCStringType (uint32_t &length) const | |||
339 | { | |||
340 | ClangASTType pointee_or_element_clang_type; | |||
341 | length = 0; | |||
342 | Flags type_flags (GetTypeInfo (&pointee_or_element_clang_type)); | |||
343 | ||||
344 | if (!pointee_or_element_clang_type.IsValid()) | |||
345 | return false; | |||
346 | ||||
347 | if (type_flags.AnySet (eTypeIsArray | eTypeIsPointer)) | |||
348 | { | |||
349 | if (pointee_or_element_clang_type.IsCharType()) | |||
350 | { | |||
351 | if (type_flags.Test (eTypeIsArray)) | |||
352 | { | |||
353 | // We know the size of the array and it could be a C string | |||
354 | // since it is an array of characters | |||
355 | length = llvm::cast<clang::ConstantArrayType>(GetCanonicalQualType().getTypePtr())->getSize().getLimitedValue(); | |||
356 | } | |||
357 | return true; | |||
358 | ||||
359 | } | |||
360 | } | |||
361 | return false; | |||
362 | } | |||
363 | ||||
364 | bool | |||
365 | ClangASTType::IsFunctionType (bool *is_variadic_ptr) const | |||
366 | { | |||
367 | if (IsValid()) | |||
368 | { | |||
369 | clang::QualType qual_type (GetCanonicalQualType()); | |||
370 | ||||
371 | if (qual_type->isFunctionType()) | |||
372 | { | |||
373 | if (is_variadic_ptr) | |||
374 | { | |||
375 | const clang::FunctionProtoType *function_proto_type = llvm::dyn_cast<clang::FunctionProtoType>(qual_type.getTypePtr()); | |||
376 | if (function_proto_type) | |||
377 | *is_variadic_ptr = function_proto_type->isVariadic(); | |||
378 | else | |||
379 | *is_variadic_ptr = false; | |||
380 | } | |||
381 | return true; | |||
382 | } | |||
383 | ||||
384 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
385 | switch (type_class) | |||
386 | { | |||
387 | default: | |||
388 | break; | |||
389 | case clang::Type::Typedef: | |||
390 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsFunctionType(); | |||
391 | case clang::Type::Elaborated: | |||
392 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).IsFunctionType(); | |||
393 | case clang::Type::Paren: | |||
394 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).IsFunctionType(); | |||
395 | ||||
396 | case clang::Type::LValueReference: | |||
397 | case clang::Type::RValueReference: | |||
398 | { | |||
399 | const clang::ReferenceType *reference_type = llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
400 | if (reference_type) | |||
401 | return ClangASTType (m_ast, reference_type->getPointeeType()).IsFunctionType(); | |||
402 | } | |||
403 | break; | |||
404 | } | |||
405 | } | |||
406 | return false; | |||
407 | } | |||
408 | ||||
409 | // Used to detect "Homogeneous Floating-point Aggregates" | |||
410 | uint32_t | |||
411 | ClangASTType::IsHomogeneousAggregate (ClangASTType* base_type_ptr) const | |||
412 | { | |||
413 | if (!IsValid()) | |||
414 | return 0; | |||
415 | ||||
416 | clang::QualType qual_type(GetCanonicalQualType()); | |||
417 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
418 | switch (type_class) | |||
419 | { | |||
420 | case clang::Type::Record: | |||
421 | if (GetCompleteType ()) | |||
422 | { | |||
423 | const clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
424 | if (cxx_record_decl) | |||
425 | { | |||
426 | if (cxx_record_decl->getNumBases() || | |||
427 | cxx_record_decl->isDynamicClass()) | |||
428 | return 0; | |||
429 | } | |||
430 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
431 | if (record_type) | |||
432 | { | |||
433 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
434 | if (record_decl) | |||
435 | { | |||
436 | // We are looking for a structure that contains only floating point types | |||
437 | clang::RecordDecl::field_iterator field_pos, field_end = record_decl->field_end(); | |||
438 | uint32_t num_fields = 0; | |||
439 | bool is_hva = false; | |||
440 | bool is_hfa = false; | |||
441 | clang::QualType base_qual_type; | |||
442 | for (field_pos = record_decl->field_begin(); field_pos != field_end; ++field_pos) | |||
443 | { | |||
444 | clang::QualType field_qual_type = field_pos->getType(); | |||
445 | if (field_qual_type->isFloatingType()) | |||
446 | { | |||
447 | if (field_qual_type->isComplexType()) | |||
448 | return 0; | |||
449 | else | |||
450 | { | |||
451 | if (num_fields == 0) | |||
452 | base_qual_type = field_qual_type; | |||
453 | else | |||
454 | { | |||
455 | if (is_hva) | |||
456 | return 0; | |||
457 | is_hfa = true; | |||
458 | if (field_qual_type.getTypePtr() != base_qual_type.getTypePtr()) | |||
459 | return 0; | |||
460 | } | |||
461 | } | |||
462 | } | |||
463 | else if (field_qual_type->isVectorType() || field_qual_type->isExtVectorType()) | |||
464 | { | |||
465 | const clang::VectorType *array = llvm::cast<clang::VectorType>(field_qual_type.getTypePtr()); | |||
466 | if (array && array->getNumElements() <= 4) | |||
467 | { | |||
468 | if (num_fields == 0) | |||
469 | base_qual_type = array->getElementType(); | |||
470 | else | |||
471 | { | |||
472 | if (is_hfa) | |||
473 | return 0; | |||
474 | is_hva = true; | |||
475 | if (field_qual_type.getTypePtr() != base_qual_type.getTypePtr()) | |||
476 | return 0; | |||
477 | } | |||
478 | } | |||
479 | else | |||
480 | return 0; | |||
481 | } | |||
482 | else | |||
483 | return 0; | |||
484 | ++num_fields; | |||
485 | } | |||
486 | if (base_type_ptr) | |||
487 | *base_type_ptr = ClangASTType (m_ast, base_qual_type); | |||
488 | return num_fields; | |||
489 | } | |||
490 | } | |||
491 | } | |||
492 | break; | |||
493 | ||||
494 | case clang::Type::Typedef: | |||
495 | return ClangASTType(m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsHomogeneousAggregate (base_type_ptr); | |||
496 | ||||
497 | case clang::Type::Elaborated: | |||
498 | return ClangASTType(m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).IsHomogeneousAggregate (base_type_ptr); | |||
499 | default: | |||
500 | break; | |||
501 | } | |||
502 | return 0; | |||
503 | } | |||
504 | ||||
505 | size_t | |||
506 | ClangASTType::GetNumberOfFunctionArguments () const | |||
507 | { | |||
508 | if (IsValid()) | |||
509 | { | |||
510 | clang::QualType qual_type (GetCanonicalQualType()); | |||
511 | const clang::FunctionProtoType* func = llvm::dyn_cast<clang::FunctionProtoType>(qual_type.getTypePtr()); | |||
512 | if (func) | |||
513 | return func->getNumParams(); | |||
514 | } | |||
515 | return 0; | |||
516 | } | |||
517 | ||||
518 | ClangASTType | |||
519 | ClangASTType::GetFunctionArgumentAtIndex (const size_t index) const | |||
520 | { | |||
521 | if (IsValid()) | |||
522 | { | |||
523 | clang::QualType qual_type (GetCanonicalQualType()); | |||
524 | const clang::FunctionProtoType* func = llvm::dyn_cast<clang::FunctionProtoType>(qual_type.getTypePtr()); | |||
525 | if (func) | |||
526 | { | |||
527 | if (index < func->getNumParams()) | |||
528 | return ClangASTType(m_ast, func->getParamType(index).getAsOpaquePtr()); | |||
529 | } | |||
530 | } | |||
531 | return ClangASTType(); | |||
532 | } | |||
533 | ||||
534 | bool | |||
535 | ClangASTType::IsFunctionPointerType () const | |||
536 | { | |||
537 | if (IsValid()) | |||
538 | { | |||
539 | clang::QualType qual_type (GetCanonicalQualType()); | |||
540 | ||||
541 | if (qual_type->isFunctionPointerType()) | |||
542 | return true; | |||
543 | ||||
544 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
545 | switch (type_class) | |||
546 | { | |||
547 | default: | |||
548 | break; | |||
549 | case clang::Type::Typedef: | |||
550 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsFunctionPointerType(); | |||
551 | case clang::Type::Elaborated: | |||
552 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).IsFunctionPointerType(); | |||
553 | case clang::Type::Paren: | |||
554 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).IsFunctionPointerType(); | |||
555 | ||||
556 | case clang::Type::LValueReference: | |||
557 | case clang::Type::RValueReference: | |||
558 | { | |||
559 | const clang::ReferenceType *reference_type = llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
560 | if (reference_type) | |||
561 | return ClangASTType (m_ast, reference_type->getPointeeType()).IsFunctionPointerType(); | |||
562 | } | |||
563 | break; | |||
564 | } | |||
565 | } | |||
566 | return false; | |||
567 | ||||
568 | } | |||
569 | ||||
570 | bool | |||
571 | ClangASTType::IsIntegerType (bool &is_signed) const | |||
572 | { | |||
573 | if (!IsValid()) | |||
574 | return false; | |||
575 | ||||
576 | clang::QualType qual_type (GetCanonicalQualType()); | |||
577 | const clang::BuiltinType *builtin_type = llvm::dyn_cast<clang::BuiltinType>(qual_type->getCanonicalTypeInternal()); | |||
578 | ||||
579 | if (builtin_type) | |||
580 | { | |||
581 | if (builtin_type->isInteger()) | |||
582 | { | |||
583 | is_signed = builtin_type->isSignedInteger(); | |||
584 | return true; | |||
585 | } | |||
586 | } | |||
587 | ||||
588 | return false; | |||
589 | } | |||
590 | ||||
591 | bool | |||
592 | ClangASTType::IsPointerType (ClangASTType *pointee_type) const | |||
593 | { | |||
594 | if (IsValid()) | |||
595 | { | |||
596 | clang::QualType qual_type (GetCanonicalQualType()); | |||
597 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
598 | switch (type_class) | |||
599 | { | |||
600 | case clang::Type::Builtin: | |||
601 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) | |||
602 | { | |||
603 | default: | |||
604 | break; | |||
605 | case clang::BuiltinType::ObjCId: | |||
606 | case clang::BuiltinType::ObjCClass: | |||
607 | return true; | |||
608 | } | |||
609 | return false; | |||
610 | case clang::Type::ObjCObjectPointer: | |||
611 | if (pointee_type) | |||
612 | pointee_type->SetClangType (m_ast, llvm::cast<clang::ObjCObjectPointerType>(qual_type)->getPointeeType()); | |||
613 | return true; | |||
614 | case clang::Type::BlockPointer: | |||
615 | if (pointee_type) | |||
616 | pointee_type->SetClangType (m_ast, llvm::cast<clang::BlockPointerType>(qual_type)->getPointeeType()); | |||
617 | return true; | |||
618 | case clang::Type::Pointer: | |||
619 | if (pointee_type) | |||
620 | pointee_type->SetClangType (m_ast, llvm::cast<clang::PointerType>(qual_type)->getPointeeType()); | |||
621 | return true; | |||
622 | case clang::Type::MemberPointer: | |||
623 | if (pointee_type) | |||
624 | pointee_type->SetClangType (m_ast, llvm::cast<clang::MemberPointerType>(qual_type)->getPointeeType()); | |||
625 | return true; | |||
626 | case clang::Type::Typedef: | |||
627 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsPointerType(pointee_type); | |||
628 | case clang::Type::Elaborated: | |||
629 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).IsPointerType(pointee_type); | |||
630 | case clang::Type::Paren: | |||
631 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).IsPointerType(pointee_type); | |||
632 | default: | |||
633 | break; | |||
634 | } | |||
635 | } | |||
636 | if (pointee_type) | |||
637 | pointee_type->Clear(); | |||
638 | return false; | |||
639 | } | |||
640 | ||||
641 | ||||
642 | bool | |||
643 | ClangASTType::IsPointerOrReferenceType (ClangASTType *pointee_type) const | |||
644 | { | |||
645 | if (IsValid()) | |||
646 | { | |||
647 | clang::QualType qual_type (GetCanonicalQualType()); | |||
648 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
649 | switch (type_class) | |||
650 | { | |||
651 | case clang::Type::Builtin: | |||
652 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) | |||
653 | { | |||
654 | default: | |||
655 | break; | |||
656 | case clang::BuiltinType::ObjCId: | |||
657 | case clang::BuiltinType::ObjCClass: | |||
658 | return true; | |||
659 | } | |||
660 | return false; | |||
661 | case clang::Type::ObjCObjectPointer: | |||
662 | if (pointee_type) | |||
663 | pointee_type->SetClangType(m_ast, llvm::cast<clang::ObjCObjectPointerType>(qual_type)->getPointeeType()); | |||
664 | return true; | |||
665 | case clang::Type::BlockPointer: | |||
666 | if (pointee_type) | |||
667 | pointee_type->SetClangType(m_ast, llvm::cast<clang::BlockPointerType>(qual_type)->getPointeeType()); | |||
668 | return true; | |||
669 | case clang::Type::Pointer: | |||
670 | if (pointee_type) | |||
671 | pointee_type->SetClangType(m_ast, llvm::cast<clang::PointerType>(qual_type)->getPointeeType()); | |||
672 | return true; | |||
673 | case clang::Type::MemberPointer: | |||
674 | if (pointee_type) | |||
675 | pointee_type->SetClangType(m_ast, llvm::cast<clang::MemberPointerType>(qual_type)->getPointeeType()); | |||
676 | return true; | |||
677 | case clang::Type::LValueReference: | |||
678 | if (pointee_type) | |||
679 | pointee_type->SetClangType(m_ast, llvm::cast<clang::LValueReferenceType>(qual_type)->desugar()); | |||
680 | return true; | |||
681 | case clang::Type::RValueReference: | |||
682 | if (pointee_type) | |||
683 | pointee_type->SetClangType(m_ast, llvm::cast<clang::RValueReferenceType>(qual_type)->desugar()); | |||
684 | return true; | |||
685 | case clang::Type::Typedef: | |||
686 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsPointerOrReferenceType(pointee_type); | |||
687 | case clang::Type::Elaborated: | |||
688 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).IsPointerOrReferenceType(pointee_type); | |||
689 | case clang::Type::Paren: | |||
690 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).IsPointerOrReferenceType(pointee_type); | |||
691 | default: | |||
692 | break; | |||
693 | } | |||
694 | } | |||
695 | if (pointee_type) | |||
696 | pointee_type->Clear(); | |||
697 | return false; | |||
698 | } | |||
699 | ||||
700 | ||||
701 | bool | |||
702 | ClangASTType::IsReferenceType (ClangASTType *pointee_type, bool* is_rvalue) const | |||
703 | { | |||
704 | if (IsValid()) | |||
705 | { | |||
706 | clang::QualType qual_type (GetCanonicalQualType()); | |||
707 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
708 | ||||
709 | switch (type_class) | |||
710 | { | |||
711 | case clang::Type::LValueReference: | |||
712 | if (pointee_type) | |||
713 | pointee_type->SetClangType(m_ast, llvm::cast<clang::LValueReferenceType>(qual_type)->desugar()); | |||
714 | if (is_rvalue) | |||
715 | *is_rvalue = false; | |||
716 | return true; | |||
717 | case clang::Type::RValueReference: | |||
718 | if (pointee_type) | |||
719 | pointee_type->SetClangType(m_ast, llvm::cast<clang::RValueReferenceType>(qual_type)->desugar()); | |||
720 | if (is_rvalue) | |||
721 | *is_rvalue = true; | |||
722 | return true; | |||
723 | case clang::Type::Typedef: | |||
724 | return ClangASTType(m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsReferenceType(pointee_type, is_rvalue); | |||
725 | case clang::Type::Elaborated: | |||
726 | return ClangASTType(m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).IsReferenceType(pointee_type, is_rvalue); | |||
727 | case clang::Type::Paren: | |||
728 | return ClangASTType(m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).IsReferenceType(pointee_type, is_rvalue); | |||
729 | ||||
730 | default: | |||
731 | break; | |||
732 | } | |||
733 | } | |||
734 | if (pointee_type) | |||
735 | pointee_type->Clear(); | |||
736 | return false; | |||
737 | } | |||
738 | ||||
739 | bool | |||
740 | ClangASTType::IsFloatingPointType (uint32_t &count, bool &is_complex) const | |||
741 | { | |||
742 | if (IsValid()) | |||
743 | { | |||
744 | clang::QualType qual_type (GetCanonicalQualType()); | |||
745 | ||||
746 | if (const clang::BuiltinType *BT = llvm::dyn_cast<clang::BuiltinType>(qual_type->getCanonicalTypeInternal())) | |||
747 | { | |||
748 | clang::BuiltinType::Kind kind = BT->getKind(); | |||
749 | if (kind >= clang::BuiltinType::Float && kind <= clang::BuiltinType::LongDouble) | |||
750 | { | |||
751 | count = 1; | |||
752 | is_complex = false; | |||
753 | return true; | |||
754 | } | |||
755 | } | |||
756 | else if (const clang::ComplexType *CT = llvm::dyn_cast<clang::ComplexType>(qual_type->getCanonicalTypeInternal())) | |||
757 | { | |||
758 | if (ClangASTType (m_ast, CT->getElementType()).IsFloatingPointType (count, is_complex)) | |||
759 | { | |||
760 | count = 2; | |||
761 | is_complex = true; | |||
762 | return true; | |||
763 | } | |||
764 | } | |||
765 | else if (const clang::VectorType *VT = llvm::dyn_cast<clang::VectorType>(qual_type->getCanonicalTypeInternal())) | |||
766 | { | |||
767 | if (ClangASTType (m_ast, VT->getElementType()).IsFloatingPointType (count, is_complex)) | |||
768 | { | |||
769 | count = VT->getNumElements(); | |||
770 | is_complex = false; | |||
771 | return true; | |||
772 | } | |||
773 | } | |||
774 | } | |||
775 | count = 0; | |||
776 | is_complex = false; | |||
777 | return false; | |||
778 | } | |||
779 | ||||
780 | ||||
781 | bool | |||
782 | ClangASTType::IsDefined() const | |||
783 | { | |||
784 | if (!IsValid()) | |||
785 | return false; | |||
786 | ||||
787 | clang::QualType qual_type(GetQualType()); | |||
788 | const clang::TagType *tag_type = llvm::dyn_cast<clang::TagType>(qual_type.getTypePtr()); | |||
789 | if (tag_type) | |||
790 | { | |||
791 | clang::TagDecl *tag_decl = tag_type->getDecl(); | |||
792 | if (tag_decl) | |||
793 | return tag_decl->isCompleteDefinition(); | |||
794 | return false; | |||
795 | } | |||
796 | else | |||
797 | { | |||
798 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type); | |||
799 | if (objc_class_type) | |||
800 | { | |||
801 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
802 | if (class_interface_decl) | |||
803 | return class_interface_decl->getDefinition() != nullptr; | |||
804 | return false; | |||
805 | } | |||
806 | } | |||
807 | return true; | |||
808 | } | |||
809 | ||||
810 | bool | |||
811 | ClangASTType::IsObjCClassType () const | |||
812 | { | |||
813 | if (IsValid()) | |||
814 | { | |||
815 | clang::QualType qual_type (GetCanonicalQualType()); | |||
816 | ||||
817 | const clang::ObjCObjectPointerType *obj_pointer_type = llvm::dyn_cast<clang::ObjCObjectPointerType>(qual_type); | |||
818 | ||||
819 | if (obj_pointer_type) | |||
820 | return obj_pointer_type->isObjCClassType(); | |||
821 | } | |||
822 | return false; | |||
823 | } | |||
824 | ||||
825 | bool | |||
826 | ClangASTType::IsObjCObjectOrInterfaceType () const | |||
827 | { | |||
828 | if (IsValid()) | |||
829 | return GetCanonicalQualType()->isObjCObjectOrInterfaceType(); | |||
830 | return false; | |||
831 | } | |||
832 | ||||
833 | bool | |||
834 | ClangASTType::IsPolymorphicClass () const | |||
835 | { | |||
836 | if (IsValid()) | |||
837 | { | |||
838 | clang::QualType qual_type(GetCanonicalQualType()); | |||
839 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
840 | switch (type_class) | |||
841 | { | |||
842 | case clang::Type::Record: | |||
843 | if (GetCompleteType()) | |||
844 | { | |||
845 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
846 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
847 | if (record_decl) | |||
848 | { | |||
849 | const clang::CXXRecordDecl *cxx_record_decl = llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
850 | if (cxx_record_decl) | |||
851 | return cxx_record_decl->isPolymorphic(); | |||
852 | } | |||
853 | } | |||
854 | break; | |||
855 | ||||
856 | default: | |||
857 | break; | |||
858 | } | |||
859 | } | |||
860 | return false; | |||
861 | } | |||
862 | ||||
863 | bool | |||
864 | ClangASTType::IsPossibleDynamicType (ClangASTType *dynamic_pointee_type, | |||
865 | bool check_cplusplus, | |||
866 | bool check_objc) const | |||
867 | { | |||
868 | clang::QualType pointee_qual_type; | |||
869 | if (m_type) | |||
870 | { | |||
871 | clang::QualType qual_type (GetCanonicalQualType()); | |||
872 | bool success = false; | |||
873 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
874 | switch (type_class) | |||
875 | { | |||
876 | case clang::Type::Builtin: | |||
877 | if (check_objc && llvm::cast<clang::BuiltinType>(qual_type)->getKind() == clang::BuiltinType::ObjCId) | |||
878 | { | |||
879 | if (dynamic_pointee_type) | |||
880 | dynamic_pointee_type->SetClangType(m_ast, m_type); | |||
881 | return true; | |||
882 | } | |||
883 | break; | |||
884 | ||||
885 | case clang::Type::ObjCObjectPointer: | |||
886 | if (check_objc) | |||
887 | { | |||
888 | if (dynamic_pointee_type) | |||
889 | dynamic_pointee_type->SetClangType(m_ast, llvm::cast<clang::ObjCObjectPointerType>(qual_type)->getPointeeType()); | |||
890 | return true; | |||
891 | } | |||
892 | break; | |||
893 | ||||
894 | case clang::Type::Pointer: | |||
895 | pointee_qual_type = llvm::cast<clang::PointerType>(qual_type)->getPointeeType(); | |||
896 | success = true; | |||
897 | break; | |||
898 | ||||
899 | case clang::Type::LValueReference: | |||
900 | case clang::Type::RValueReference: | |||
901 | pointee_qual_type = llvm::cast<clang::ReferenceType>(qual_type)->getPointeeType(); | |||
902 | success = true; | |||
903 | break; | |||
904 | ||||
905 | case clang::Type::Typedef: | |||
906 | return ClangASTType (m_ast, | |||
907 | llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsPossibleDynamicType (dynamic_pointee_type, | |||
908 | check_cplusplus, | |||
909 | check_objc); | |||
910 | ||||
911 | case clang::Type::Elaborated: | |||
912 | return ClangASTType (m_ast, | |||
913 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).IsPossibleDynamicType (dynamic_pointee_type, | |||
914 | check_cplusplus, | |||
915 | check_objc); | |||
916 | ||||
917 | case clang::Type::Paren: | |||
918 | return ClangASTType (m_ast, | |||
919 | llvm::cast<clang::ParenType>(qual_type)->desugar()).IsPossibleDynamicType (dynamic_pointee_type, | |||
920 | check_cplusplus, | |||
921 | check_objc); | |||
922 | default: | |||
923 | break; | |||
924 | } | |||
925 | ||||
926 | if (success) | |||
927 | { | |||
928 | // Check to make sure what we are pointing too is a possible dynamic C++ type | |||
929 | // We currently accept any "void *" (in case we have a class that has been | |||
930 | // watered down to an opaque pointer) and virtual C++ classes. | |||
931 | const clang::Type::TypeClass pointee_type_class = pointee_qual_type.getCanonicalType()->getTypeClass(); | |||
932 | switch (pointee_type_class) | |||
933 | { | |||
934 | case clang::Type::Builtin: | |||
935 | switch (llvm::cast<clang::BuiltinType>(pointee_qual_type)->getKind()) | |||
936 | { | |||
937 | case clang::BuiltinType::UnknownAny: | |||
938 | case clang::BuiltinType::Void: | |||
939 | if (dynamic_pointee_type) | |||
940 | dynamic_pointee_type->SetClangType(m_ast, pointee_qual_type); | |||
941 | return true; | |||
942 | ||||
943 | case clang::BuiltinType::NullPtr: | |||
944 | case clang::BuiltinType::Bool: | |||
945 | case clang::BuiltinType::Char_U: | |||
946 | case clang::BuiltinType::UChar: | |||
947 | case clang::BuiltinType::WChar_U: | |||
948 | case clang::BuiltinType::Char16: | |||
949 | case clang::BuiltinType::Char32: | |||
950 | case clang::BuiltinType::UShort: | |||
951 | case clang::BuiltinType::UInt: | |||
952 | case clang::BuiltinType::ULong: | |||
953 | case clang::BuiltinType::ULongLong: | |||
954 | case clang::BuiltinType::UInt128: | |||
955 | case clang::BuiltinType::Char_S: | |||
956 | case clang::BuiltinType::SChar: | |||
957 | case clang::BuiltinType::WChar_S: | |||
958 | case clang::BuiltinType::Short: | |||
959 | case clang::BuiltinType::Int: | |||
960 | case clang::BuiltinType::Long: | |||
961 | case clang::BuiltinType::LongLong: | |||
962 | case clang::BuiltinType::Int128: | |||
963 | case clang::BuiltinType::Float: | |||
964 | case clang::BuiltinType::Double: | |||
965 | case clang::BuiltinType::LongDouble: | |||
966 | case clang::BuiltinType::Dependent: | |||
967 | case clang::BuiltinType::Overload: | |||
968 | case clang::BuiltinType::ObjCId: | |||
969 | case clang::BuiltinType::ObjCClass: | |||
970 | case clang::BuiltinType::ObjCSel: | |||
971 | case clang::BuiltinType::BoundMember: | |||
972 | case clang::BuiltinType::Half: | |||
973 | case clang::BuiltinType::ARCUnbridgedCast: | |||
974 | case clang::BuiltinType::PseudoObject: | |||
975 | case clang::BuiltinType::BuiltinFn: | |||
976 | case clang::BuiltinType::OCLEvent: | |||
977 | case clang::BuiltinType::OCLImage1d: | |||
978 | case clang::BuiltinType::OCLImage1dArray: | |||
979 | case clang::BuiltinType::OCLImage1dBuffer: | |||
980 | case clang::BuiltinType::OCLImage2d: | |||
981 | case clang::BuiltinType::OCLImage2dArray: | |||
982 | case clang::BuiltinType::OCLImage3d: | |||
983 | case clang::BuiltinType::OCLSampler: | |||
984 | break; | |||
985 | } | |||
986 | break; | |||
987 | ||||
988 | case clang::Type::Record: | |||
989 | if (check_cplusplus) | |||
990 | { | |||
991 | clang::CXXRecordDecl *cxx_record_decl = pointee_qual_type->getAsCXXRecordDecl(); | |||
992 | if (cxx_record_decl) | |||
993 | { | |||
994 | bool is_complete = cxx_record_decl->isCompleteDefinition(); | |||
995 | ||||
996 | if (is_complete) | |||
997 | success = cxx_record_decl->isDynamicClass(); | |||
998 | else | |||
999 | { | |||
1000 | ClangASTMetadata *metadata = ClangASTContext::GetMetadata (m_ast, cxx_record_decl); | |||
1001 | if (metadata) | |||
1002 | success = metadata->GetIsDynamicCXXType(); | |||
1003 | else | |||
1004 | { | |||
1005 | is_complete = ClangASTType(m_ast, pointee_qual_type).GetCompleteType(); | |||
1006 | if (is_complete) | |||
1007 | success = cxx_record_decl->isDynamicClass(); | |||
1008 | else | |||
1009 | success = false; | |||
1010 | } | |||
1011 | } | |||
1012 | ||||
1013 | if (success) | |||
1014 | { | |||
1015 | if (dynamic_pointee_type) | |||
1016 | dynamic_pointee_type->SetClangType(m_ast, pointee_qual_type); | |||
1017 | return true; | |||
1018 | } | |||
1019 | } | |||
1020 | } | |||
1021 | break; | |||
1022 | ||||
1023 | case clang::Type::ObjCObject: | |||
1024 | case clang::Type::ObjCInterface: | |||
1025 | if (check_objc) | |||
1026 | { | |||
1027 | if (dynamic_pointee_type) | |||
1028 | dynamic_pointee_type->SetClangType(m_ast, pointee_qual_type); | |||
1029 | return true; | |||
1030 | } | |||
1031 | break; | |||
1032 | ||||
1033 | default: | |||
1034 | break; | |||
1035 | } | |||
1036 | } | |||
1037 | } | |||
1038 | if (dynamic_pointee_type) | |||
1039 | dynamic_pointee_type->Clear(); | |||
1040 | return false; | |||
1041 | } | |||
1042 | ||||
1043 | ||||
1044 | bool | |||
1045 | ClangASTType::IsScalarType () const | |||
1046 | { | |||
1047 | if (!IsValid()) | |||
1048 | return false; | |||
1049 | ||||
1050 | return (GetTypeInfo (nullptr) & eTypeIsScalar) != 0; | |||
1051 | } | |||
1052 | ||||
1053 | bool | |||
1054 | ClangASTType::IsTypedefType () const | |||
1055 | { | |||
1056 | if (!IsValid()) | |||
1057 | return false; | |||
1058 | return GetQualType()->getTypeClass() == clang::Type::Typedef; | |||
1059 | } | |||
1060 | ||||
1061 | bool | |||
1062 | ClangASTType::IsVoidType () const | |||
1063 | { | |||
1064 | if (!IsValid()) | |||
1065 | return false; | |||
1066 | return GetCanonicalQualType()->isVoidType(); | |||
1067 | } | |||
1068 | ||||
1069 | bool | |||
1070 | ClangASTType::IsPointerToScalarType () const | |||
1071 | { | |||
1072 | if (!IsValid()) | |||
1073 | return false; | |||
1074 | ||||
1075 | return IsPointerType() && GetPointeeType().IsScalarType(); | |||
1076 | } | |||
1077 | ||||
1078 | bool | |||
1079 | ClangASTType::IsArrayOfScalarType () const | |||
1080 | { | |||
1081 | ClangASTType element_type; | |||
1082 | if (IsArrayType(&element_type, nullptr, nullptr)) | |||
1083 | return element_type.IsScalarType(); | |||
1084 | return false; | |||
1085 | } | |||
1086 | ||||
1087 | ||||
1088 | bool | |||
1089 | ClangASTType::GetCXXClassName (std::string &class_name) const | |||
1090 | { | |||
1091 | if (IsValid()) | |||
1092 | { | |||
1093 | clang::QualType qual_type (GetCanonicalQualType()); | |||
1094 | ||||
1095 | clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
1096 | if (cxx_record_decl) | |||
1097 | { | |||
1098 | class_name.assign (cxx_record_decl->getIdentifier()->getNameStart()); | |||
1099 | return true; | |||
1100 | } | |||
1101 | } | |||
1102 | class_name.clear(); | |||
1103 | return false; | |||
1104 | } | |||
1105 | ||||
1106 | ||||
1107 | bool | |||
1108 | ClangASTType::IsCXXClassType () const | |||
1109 | { | |||
1110 | if (!IsValid()) | |||
1111 | return false; | |||
1112 | ||||
1113 | clang::QualType qual_type (GetCanonicalQualType()); | |||
1114 | if (qual_type->getAsCXXRecordDecl() != nullptr) | |||
1115 | return true; | |||
1116 | return false; | |||
1117 | } | |||
1118 | ||||
1119 | bool | |||
1120 | ClangASTType::IsBeingDefined () const | |||
1121 | { | |||
1122 | if (!IsValid()) | |||
1123 | return false; | |||
1124 | clang::QualType qual_type (GetCanonicalQualType()); | |||
1125 | const clang::TagType *tag_type = llvm::dyn_cast<clang::TagType>(qual_type); | |||
1126 | if (tag_type) | |||
1127 | return tag_type->isBeingDefined(); | |||
1128 | return false; | |||
1129 | } | |||
1130 | ||||
1131 | bool | |||
1132 | ClangASTType::IsObjCObjectPointerType (ClangASTType *class_type_ptr) | |||
1133 | { | |||
1134 | if (!IsValid()) | |||
1135 | return false; | |||
1136 | ||||
1137 | clang::QualType qual_type (GetCanonicalQualType()); | |||
1138 | ||||
1139 | if (qual_type->isObjCObjectPointerType()) | |||
1140 | { | |||
1141 | if (class_type_ptr) | |||
1142 | { | |||
1143 | if (!qual_type->isObjCClassType() && | |||
1144 | !qual_type->isObjCIdType()) | |||
1145 | { | |||
1146 | const clang::ObjCObjectPointerType *obj_pointer_type = llvm::dyn_cast<clang::ObjCObjectPointerType>(qual_type); | |||
1147 | if (obj_pointer_type == nullptr) | |||
1148 | class_type_ptr->Clear(); | |||
1149 | else | |||
1150 | class_type_ptr->SetClangType (m_ast, clang::QualType(obj_pointer_type->getInterfaceType(), 0)); | |||
1151 | } | |||
1152 | } | |||
1153 | return true; | |||
1154 | } | |||
1155 | if (class_type_ptr) | |||
1156 | class_type_ptr->Clear(); | |||
1157 | return false; | |||
1158 | } | |||
1159 | ||||
1160 | bool | |||
1161 | ClangASTType::GetObjCClassName (std::string &class_name) | |||
1162 | { | |||
1163 | if (!IsValid()) | |||
1164 | return false; | |||
1165 | ||||
1166 | clang::QualType qual_type (GetCanonicalQualType()); | |||
1167 | ||||
1168 | const clang::ObjCObjectType *object_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type); | |||
1169 | if (object_type) | |||
1170 | { | |||
1171 | const clang::ObjCInterfaceDecl *interface = object_type->getInterface(); | |||
1172 | if (interface) | |||
1173 | { | |||
1174 | class_name = interface->getNameAsString(); | |||
1175 | return true; | |||
1176 | } | |||
1177 | } | |||
1178 | return false; | |||
1179 | } | |||
1180 | ||||
1181 | ||||
1182 | //---------------------------------------------------------------------- | |||
1183 | // Type Completion | |||
1184 | //---------------------------------------------------------------------- | |||
1185 | ||||
1186 | bool | |||
1187 | ClangASTType::GetCompleteType () const | |||
1188 | { | |||
1189 | if (!IsValid()) | |||
1190 | return false; | |||
1191 | const bool allow_completion = true; | |||
1192 | return GetCompleteQualType (m_ast, GetQualType(), allow_completion); | |||
1193 | } | |||
1194 | ||||
1195 | //---------------------------------------------------------------------- | |||
1196 | // AST related queries | |||
1197 | //---------------------------------------------------------------------- | |||
1198 | size_t | |||
1199 | ClangASTType::GetPointerByteSize () const | |||
1200 | { | |||
1201 | if (m_ast) | |||
1202 | return m_ast->getTypeSize(m_ast->VoidPtrTy) / 8; | |||
1203 | return 0; | |||
1204 | } | |||
1205 | ||||
1206 | ConstString | |||
1207 | ClangASTType::GetConstQualifiedTypeName () const | |||
1208 | { | |||
1209 | return GetConstTypeName (); | |||
1210 | } | |||
1211 | ||||
1212 | ConstString | |||
1213 | ClangASTType::GetConstTypeName () const | |||
1214 | { | |||
1215 | if (IsValid()) | |||
1216 | { | |||
1217 | ConstString type_name (GetTypeName()); | |||
1218 | if (type_name) | |||
1219 | return type_name; | |||
1220 | } | |||
1221 | return ConstString("<invalid>"); | |||
1222 | } | |||
1223 | ||||
1224 | ConstString | |||
1225 | ClangASTType::GetTypeName () const | |||
1226 | { | |||
1227 | std::string type_name; | |||
1228 | if (IsValid()) | |||
1229 | { | |||
1230 | clang::PrintingPolicy printing_policy (m_ast->getPrintingPolicy()); | |||
1231 | clang::QualType qual_type(GetQualType()); | |||
1232 | printing_policy.SuppressTagKeyword = true; | |||
1233 | printing_policy.LangOpts.WChar = true; | |||
1234 | const clang::TypedefType *typedef_type = qual_type->getAs<clang::TypedefType>(); | |||
1235 | if (typedef_type) | |||
1236 | { | |||
1237 | const clang::TypedefNameDecl *typedef_decl = typedef_type->getDecl(); | |||
1238 | type_name = typedef_decl->getQualifiedNameAsString(); | |||
1239 | } | |||
1240 | else | |||
1241 | { | |||
1242 | type_name = qual_type.getAsString(printing_policy); | |||
1243 | } | |||
1244 | } | |||
1245 | return ConstString(type_name); | |||
1246 | } | |||
1247 | ||||
1248 | ConstString | |||
1249 | ClangASTType::GetDisplayTypeName () const | |||
1250 | { | |||
1251 | return GetTypeName(); | |||
1252 | } | |||
1253 | ||||
1254 | uint32_t | |||
1255 | ClangASTType::GetTypeInfo (ClangASTType *pointee_or_element_clang_type) const | |||
1256 | { | |||
1257 | if (!IsValid()) | |||
1258 | return 0; | |||
1259 | ||||
1260 | if (pointee_or_element_clang_type) | |||
1261 | pointee_or_element_clang_type->Clear(); | |||
1262 | ||||
1263 | clang::QualType qual_type (GetQualType()); | |||
1264 | ||||
1265 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
1266 | switch (type_class) | |||
1267 | { | |||
1268 | case clang::Type::Builtin: | |||
1269 | { | |||
1270 | const clang::BuiltinType *builtin_type = llvm::dyn_cast<clang::BuiltinType>(qual_type->getCanonicalTypeInternal()); | |||
1271 | ||||
1272 | uint32_t builtin_type_flags = eTypeIsBuiltIn | eTypeHasValue; | |||
1273 | switch (builtin_type->getKind()) | |||
1274 | { | |||
1275 | case clang::BuiltinType::ObjCId: | |||
1276 | case clang::BuiltinType::ObjCClass: | |||
1277 | if (pointee_or_element_clang_type) | |||
1278 | pointee_or_element_clang_type->SetClangType(m_ast, m_ast->ObjCBuiltinClassTy); | |||
1279 | builtin_type_flags |= eTypeIsPointer | eTypeIsObjC; | |||
1280 | break; | |||
1281 | ||||
1282 | case clang::BuiltinType::ObjCSel: | |||
1283 | if (pointee_or_element_clang_type) | |||
1284 | pointee_or_element_clang_type->SetClangType(m_ast, m_ast->CharTy); | |||
1285 | builtin_type_flags |= eTypeIsPointer | eTypeIsObjC; | |||
1286 | break; | |||
1287 | ||||
1288 | case clang::BuiltinType::Bool: | |||
1289 | case clang::BuiltinType::Char_U: | |||
1290 | case clang::BuiltinType::UChar: | |||
1291 | case clang::BuiltinType::WChar_U: | |||
1292 | case clang::BuiltinType::Char16: | |||
1293 | case clang::BuiltinType::Char32: | |||
1294 | case clang::BuiltinType::UShort: | |||
1295 | case clang::BuiltinType::UInt: | |||
1296 | case clang::BuiltinType::ULong: | |||
1297 | case clang::BuiltinType::ULongLong: | |||
1298 | case clang::BuiltinType::UInt128: | |||
1299 | case clang::BuiltinType::Char_S: | |||
1300 | case clang::BuiltinType::SChar: | |||
1301 | case clang::BuiltinType::WChar_S: | |||
1302 | case clang::BuiltinType::Short: | |||
1303 | case clang::BuiltinType::Int: | |||
1304 | case clang::BuiltinType::Long: | |||
1305 | case clang::BuiltinType::LongLong: | |||
1306 | case clang::BuiltinType::Int128: | |||
1307 | case clang::BuiltinType::Float: | |||
1308 | case clang::BuiltinType::Double: | |||
1309 | case clang::BuiltinType::LongDouble: | |||
1310 | builtin_type_flags |= eTypeIsScalar; | |||
1311 | if (builtin_type->isInteger()) | |||
1312 | { | |||
1313 | builtin_type_flags |= eTypeIsInteger; | |||
1314 | if (builtin_type->isSignedInteger()) | |||
1315 | builtin_type_flags |= eTypeIsSigned; | |||
1316 | } | |||
1317 | else if (builtin_type->isFloatingPoint()) | |||
1318 | builtin_type_flags |= eTypeIsFloat; | |||
1319 | break; | |||
1320 | default: | |||
1321 | break; | |||
1322 | } | |||
1323 | return builtin_type_flags; | |||
1324 | } | |||
1325 | ||||
1326 | case clang::Type::BlockPointer: | |||
1327 | if (pointee_or_element_clang_type) | |||
1328 | pointee_or_element_clang_type->SetClangType(m_ast, qual_type->getPointeeType()); | |||
1329 | return eTypeIsPointer | eTypeHasChildren | eTypeIsBlock; | |||
1330 | ||||
1331 | case clang::Type::Complex: | |||
1332 | { | |||
1333 | uint32_t complex_type_flags = eTypeIsBuiltIn | eTypeHasValue | eTypeIsComplex; | |||
1334 | const clang::ComplexType *complex_type = llvm::dyn_cast<clang::ComplexType>(qual_type->getCanonicalTypeInternal()); | |||
1335 | if (complex_type) | |||
1336 | { | |||
1337 | clang::QualType complex_element_type (complex_type->getElementType()); | |||
1338 | if (complex_element_type->isIntegerType()) | |||
1339 | complex_type_flags |= eTypeIsFloat; | |||
1340 | else if (complex_element_type->isFloatingType()) | |||
1341 | complex_type_flags |= eTypeIsInteger; | |||
1342 | } | |||
1343 | return complex_type_flags; | |||
1344 | } | |||
1345 | break; | |||
1346 | ||||
1347 | case clang::Type::ConstantArray: | |||
1348 | case clang::Type::DependentSizedArray: | |||
1349 | case clang::Type::IncompleteArray: | |||
1350 | case clang::Type::VariableArray: | |||
1351 | if (pointee_or_element_clang_type) | |||
1352 | pointee_or_element_clang_type->SetClangType(m_ast, llvm::cast<clang::ArrayType>(qual_type.getTypePtr())->getElementType()); | |||
1353 | return eTypeHasChildren | eTypeIsArray; | |||
1354 | ||||
1355 | case clang::Type::DependentName: return 0; | |||
1356 | case clang::Type::DependentSizedExtVector: return eTypeHasChildren | eTypeIsVector; | |||
1357 | case clang::Type::DependentTemplateSpecialization: return eTypeIsTemplate; | |||
1358 | case clang::Type::Decltype: return 0; | |||
1359 | ||||
1360 | case clang::Type::Enum: | |||
1361 | if (pointee_or_element_clang_type) | |||
1362 | pointee_or_element_clang_type->SetClangType(m_ast, llvm::cast<clang::EnumType>(qual_type)->getDecl()->getIntegerType()); | |||
1363 | return eTypeIsEnumeration | eTypeHasValue; | |||
1364 | ||||
1365 | case clang::Type::Elaborated: | |||
1366 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetTypeInfo (pointee_or_element_clang_type); | |||
1367 | case clang::Type::Paren: | |||
1368 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetTypeInfo (pointee_or_element_clang_type); | |||
1369 | ||||
1370 | case clang::Type::FunctionProto: return eTypeIsFuncPrototype | eTypeHasValue; | |||
1371 | case clang::Type::FunctionNoProto: return eTypeIsFuncPrototype | eTypeHasValue; | |||
1372 | case clang::Type::InjectedClassName: return 0; | |||
1373 | ||||
1374 | case clang::Type::LValueReference: | |||
1375 | case clang::Type::RValueReference: | |||
1376 | if (pointee_or_element_clang_type) | |||
1377 | pointee_or_element_clang_type->SetClangType(m_ast, llvm::cast<clang::ReferenceType>(qual_type.getTypePtr())->getPointeeType()); | |||
1378 | return eTypeHasChildren | eTypeIsReference | eTypeHasValue; | |||
1379 | ||||
1380 | case clang::Type::MemberPointer: return eTypeIsPointer | eTypeIsMember | eTypeHasValue; | |||
1381 | ||||
1382 | case clang::Type::ObjCObjectPointer: | |||
1383 | if (pointee_or_element_clang_type) | |||
1384 | pointee_or_element_clang_type->SetClangType(m_ast, qual_type->getPointeeType()); | |||
1385 | return eTypeHasChildren | eTypeIsObjC | eTypeIsClass | eTypeIsPointer | eTypeHasValue; | |||
1386 | ||||
1387 | case clang::Type::ObjCObject: return eTypeHasChildren | eTypeIsObjC | eTypeIsClass; | |||
1388 | case clang::Type::ObjCInterface: return eTypeHasChildren | eTypeIsObjC | eTypeIsClass; | |||
1389 | ||||
1390 | case clang::Type::Pointer: | |||
1391 | if (pointee_or_element_clang_type) | |||
1392 | pointee_or_element_clang_type->SetClangType(m_ast, qual_type->getPointeeType()); | |||
1393 | return eTypeHasChildren | eTypeIsPointer | eTypeHasValue; | |||
1394 | ||||
1395 | case clang::Type::Record: | |||
1396 | if (qual_type->getAsCXXRecordDecl()) | |||
1397 | return eTypeHasChildren | eTypeIsClass | eTypeIsCPlusPlus; | |||
1398 | else | |||
1399 | return eTypeHasChildren | eTypeIsStructUnion; | |||
1400 | break; | |||
1401 | case clang::Type::SubstTemplateTypeParm: return eTypeIsTemplate; | |||
1402 | case clang::Type::TemplateTypeParm: return eTypeIsTemplate; | |||
1403 | case clang::Type::TemplateSpecialization: return eTypeIsTemplate; | |||
1404 | ||||
1405 | case clang::Type::Typedef: | |||
1406 | return eTypeIsTypedef | ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetTypeInfo (pointee_or_element_clang_type); | |||
1407 | case clang::Type::TypeOfExpr: return 0; | |||
1408 | case clang::Type::TypeOf: return 0; | |||
1409 | case clang::Type::UnresolvedUsing: return 0; | |||
1410 | ||||
1411 | case clang::Type::ExtVector: | |||
1412 | case clang::Type::Vector: | |||
1413 | { | |||
1414 | uint32_t vector_type_flags = eTypeHasChildren | eTypeIsVector; | |||
1415 | const clang::VectorType *vector_type = llvm::dyn_cast<clang::VectorType>(qual_type->getCanonicalTypeInternal()); | |||
1416 | if (vector_type) | |||
1417 | { | |||
1418 | if (vector_type->isIntegerType()) | |||
1419 | vector_type_flags |= eTypeIsFloat; | |||
1420 | else if (vector_type->isFloatingType()) | |||
1421 | vector_type_flags |= eTypeIsInteger; | |||
1422 | } | |||
1423 | return vector_type_flags; | |||
1424 | } | |||
1425 | default: return 0; | |||
1426 | } | |||
1427 | return 0; | |||
1428 | } | |||
1429 | ||||
1430 | ||||
1431 | ||||
1432 | lldb::LanguageType | |||
1433 | ClangASTType::GetMinimumLanguage () | |||
1434 | { | |||
1435 | if (!IsValid()) | |||
1436 | return lldb::eLanguageTypeC; | |||
1437 | ||||
1438 | // If the type is a reference, then resolve it to what it refers to first: | |||
1439 | clang::QualType qual_type (GetCanonicalQualType().getNonReferenceType()); | |||
1440 | if (qual_type->isAnyPointerType()) | |||
1441 | { | |||
1442 | if (qual_type->isObjCObjectPointerType()) | |||
1443 | return lldb::eLanguageTypeObjC; | |||
1444 | ||||
1445 | clang::QualType pointee_type (qual_type->getPointeeType()); | |||
1446 | if (pointee_type->getPointeeCXXRecordDecl() != nullptr) | |||
1447 | return lldb::eLanguageTypeC_plus_plus; | |||
1448 | if (pointee_type->isObjCObjectOrInterfaceType()) | |||
1449 | return lldb::eLanguageTypeObjC; | |||
1450 | if (pointee_type->isObjCClassType()) | |||
1451 | return lldb::eLanguageTypeObjC; | |||
1452 | if (pointee_type.getTypePtr() == m_ast->ObjCBuiltinIdTy.getTypePtr()) | |||
1453 | return lldb::eLanguageTypeObjC; | |||
1454 | } | |||
1455 | else | |||
1456 | { | |||
1457 | if (qual_type->isObjCObjectOrInterfaceType()) | |||
1458 | return lldb::eLanguageTypeObjC; | |||
1459 | if (qual_type->getAsCXXRecordDecl()) | |||
1460 | return lldb::eLanguageTypeC_plus_plus; | |||
1461 | switch (qual_type->getTypeClass()) | |||
1462 | { | |||
1463 | default: | |||
1464 | break; | |||
1465 | case clang::Type::Builtin: | |||
1466 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) | |||
1467 | { | |||
1468 | default: | |||
1469 | case clang::BuiltinType::Void: | |||
1470 | case clang::BuiltinType::Bool: | |||
1471 | case clang::BuiltinType::Char_U: | |||
1472 | case clang::BuiltinType::UChar: | |||
1473 | case clang::BuiltinType::WChar_U: | |||
1474 | case clang::BuiltinType::Char16: | |||
1475 | case clang::BuiltinType::Char32: | |||
1476 | case clang::BuiltinType::UShort: | |||
1477 | case clang::BuiltinType::UInt: | |||
1478 | case clang::BuiltinType::ULong: | |||
1479 | case clang::BuiltinType::ULongLong: | |||
1480 | case clang::BuiltinType::UInt128: | |||
1481 | case clang::BuiltinType::Char_S: | |||
1482 | case clang::BuiltinType::SChar: | |||
1483 | case clang::BuiltinType::WChar_S: | |||
1484 | case clang::BuiltinType::Short: | |||
1485 | case clang::BuiltinType::Int: | |||
1486 | case clang::BuiltinType::Long: | |||
1487 | case clang::BuiltinType::LongLong: | |||
1488 | case clang::BuiltinType::Int128: | |||
1489 | case clang::BuiltinType::Float: | |||
1490 | case clang::BuiltinType::Double: | |||
1491 | case clang::BuiltinType::LongDouble: | |||
1492 | break; | |||
1493 | ||||
1494 | case clang::BuiltinType::NullPtr: | |||
1495 | return eLanguageTypeC_plus_plus; | |||
1496 | ||||
1497 | case clang::BuiltinType::ObjCId: | |||
1498 | case clang::BuiltinType::ObjCClass: | |||
1499 | case clang::BuiltinType::ObjCSel: | |||
1500 | return eLanguageTypeObjC; | |||
1501 | ||||
1502 | case clang::BuiltinType::Dependent: | |||
1503 | case clang::BuiltinType::Overload: | |||
1504 | case clang::BuiltinType::BoundMember: | |||
1505 | case clang::BuiltinType::UnknownAny: | |||
1506 | break; | |||
1507 | } | |||
1508 | break; | |||
1509 | case clang::Type::Typedef: | |||
1510 | return ClangASTType(m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetMinimumLanguage(); | |||
1511 | } | |||
1512 | } | |||
1513 | return lldb::eLanguageTypeC; | |||
1514 | } | |||
1515 | ||||
1516 | lldb::TypeClass | |||
1517 | ClangASTType::GetTypeClass () const | |||
1518 | { | |||
1519 | if (!IsValid()) | |||
1520 | return lldb::eTypeClassInvalid; | |||
1521 | ||||
1522 | clang::QualType qual_type(GetQualType()); | |||
1523 | ||||
1524 | switch (qual_type->getTypeClass()) | |||
1525 | { | |||
1526 | case clang::Type::UnaryTransform: break; | |||
1527 | case clang::Type::FunctionNoProto: return lldb::eTypeClassFunction; | |||
1528 | case clang::Type::FunctionProto: return lldb::eTypeClassFunction; | |||
1529 | case clang::Type::IncompleteArray: return lldb::eTypeClassArray; | |||
1530 | case clang::Type::VariableArray: return lldb::eTypeClassArray; | |||
1531 | case clang::Type::ConstantArray: return lldb::eTypeClassArray; | |||
1532 | case clang::Type::DependentSizedArray: return lldb::eTypeClassArray; | |||
1533 | case clang::Type::DependentSizedExtVector: return lldb::eTypeClassVector; | |||
1534 | case clang::Type::ExtVector: return lldb::eTypeClassVector; | |||
1535 | case clang::Type::Vector: return lldb::eTypeClassVector; | |||
1536 | case clang::Type::Builtin: return lldb::eTypeClassBuiltin; | |||
1537 | case clang::Type::ObjCObjectPointer: return lldb::eTypeClassObjCObjectPointer; | |||
1538 | case clang::Type::BlockPointer: return lldb::eTypeClassBlockPointer; | |||
1539 | case clang::Type::Pointer: return lldb::eTypeClassPointer; | |||
1540 | case clang::Type::LValueReference: return lldb::eTypeClassReference; | |||
1541 | case clang::Type::RValueReference: return lldb::eTypeClassReference; | |||
1542 | case clang::Type::MemberPointer: return lldb::eTypeClassMemberPointer; | |||
1543 | case clang::Type::Complex: | |||
1544 | if (qual_type->isComplexType()) | |||
1545 | return lldb::eTypeClassComplexFloat; | |||
1546 | else | |||
1547 | return lldb::eTypeClassComplexInteger; | |||
1548 | case clang::Type::ObjCObject: return lldb::eTypeClassObjCObject; | |||
1549 | case clang::Type::ObjCInterface: return lldb::eTypeClassObjCInterface; | |||
1550 | case clang::Type::Record: | |||
1551 | { | |||
1552 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
1553 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
1554 | if (record_decl->isUnion()) | |||
1555 | return lldb::eTypeClassUnion; | |||
1556 | else if (record_decl->isStruct()) | |||
1557 | return lldb::eTypeClassStruct; | |||
1558 | else | |||
1559 | return lldb::eTypeClassClass; | |||
1560 | } | |||
1561 | break; | |||
1562 | case clang::Type::Enum: return lldb::eTypeClassEnumeration; | |||
1563 | case clang::Type::Typedef: return lldb::eTypeClassTypedef; | |||
1564 | case clang::Type::UnresolvedUsing: break; | |||
1565 | case clang::Type::Paren: | |||
1566 | return ClangASTType(m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetTypeClass(); | |||
1567 | case clang::Type::Elaborated: | |||
1568 | return ClangASTType(m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetTypeClass(); | |||
1569 | ||||
1570 | case clang::Type::Attributed: break; | |||
1571 | case clang::Type::TemplateTypeParm: break; | |||
1572 | case clang::Type::SubstTemplateTypeParm: break; | |||
1573 | case clang::Type::SubstTemplateTypeParmPack:break; | |||
1574 | case clang::Type::Auto: break; | |||
1575 | case clang::Type::InjectedClassName: break; | |||
1576 | case clang::Type::DependentName: break; | |||
1577 | case clang::Type::DependentTemplateSpecialization: break; | |||
1578 | case clang::Type::PackExpansion: break; | |||
1579 | ||||
1580 | case clang::Type::TypeOfExpr: break; | |||
1581 | case clang::Type::TypeOf: break; | |||
1582 | case clang::Type::Decltype: break; | |||
1583 | case clang::Type::TemplateSpecialization: break; | |||
1584 | case clang::Type::Atomic: break; | |||
1585 | ||||
1586 | // pointer type decayed from an array or function type. | |||
1587 | case clang::Type::Decayed: break; | |||
1588 | case clang::Type::Adjusted: break; | |||
1589 | } | |||
1590 | // We don't know hot to display this type... | |||
1591 | return lldb::eTypeClassOther; | |||
1592 | ||||
1593 | } | |||
1594 | ||||
1595 | void | |||
1596 | ClangASTType::SetClangType (clang::ASTContext *ast, clang::QualType qual_type) | |||
1597 | { | |||
1598 | m_ast = ast; | |||
1599 | m_type = qual_type.getAsOpaquePtr(); | |||
1600 | } | |||
1601 | ||||
1602 | unsigned | |||
1603 | ClangASTType::GetTypeQualifiers() const | |||
1604 | { | |||
1605 | if (IsValid()) | |||
1606 | return GetQualType().getQualifiers().getCVRQualifiers(); | |||
1607 | return 0; | |||
1608 | } | |||
1609 | ||||
1610 | //---------------------------------------------------------------------- | |||
1611 | // Creating related types | |||
1612 | //---------------------------------------------------------------------- | |||
1613 | ||||
1614 | ClangASTType | |||
1615 | ClangASTType::AddConstModifier () const | |||
1616 | { | |||
1617 | if (m_type) | |||
1618 | { | |||
1619 | clang::QualType result(GetQualType()); | |||
1620 | result.addConst(); | |||
1621 | return ClangASTType (m_ast, result); | |||
1622 | } | |||
1623 | return ClangASTType(); | |||
1624 | } | |||
1625 | ||||
1626 | ClangASTType | |||
1627 | ClangASTType::AddRestrictModifier () const | |||
1628 | { | |||
1629 | if (m_type) | |||
1630 | { | |||
1631 | clang::QualType result(GetQualType()); | |||
1632 | result.getQualifiers().setRestrict (true); | |||
1633 | return ClangASTType (m_ast, result); | |||
1634 | } | |||
1635 | return ClangASTType(); | |||
1636 | } | |||
1637 | ||||
1638 | ClangASTType | |||
1639 | ClangASTType::AddVolatileModifier () const | |||
1640 | { | |||
1641 | if (m_type) | |||
1642 | { | |||
1643 | clang::QualType result(GetQualType()); | |||
1644 | result.getQualifiers().setVolatile (true); | |||
1645 | return ClangASTType (m_ast, result); | |||
1646 | } | |||
1647 | return ClangASTType(); | |||
1648 | } | |||
1649 | ||||
1650 | ClangASTType | |||
1651 | ClangASTType::GetArrayElementType (uint64_t *stride) const | |||
1652 | { | |||
1653 | if (IsValid()) | |||
1654 | { | |||
1655 | clang::QualType qual_type(GetCanonicalQualType()); | |||
1656 | ||||
1657 | const clang::Type *array_elem_type = qual_type.getTypePtr()->getArrayElementTypeNoTypeQual(); | |||
1658 | ||||
1659 | if (!array_elem_type) | |||
1660 | return ClangASTType(); | |||
1661 | ||||
1662 | ClangASTType element_type (m_ast, array_elem_type->getCanonicalTypeUnqualified()); | |||
1663 | ||||
1664 | // TODO: the real stride will be >= this value.. find the real one! | |||
1665 | if (stride) | |||
1666 | *stride = element_type.GetByteSize(); | |||
1667 | ||||
1668 | return element_type; | |||
1669 | ||||
1670 | } | |||
1671 | return ClangASTType(); | |||
1672 | } | |||
1673 | ||||
1674 | ClangASTType | |||
1675 | ClangASTType::GetCanonicalType () const | |||
1676 | { | |||
1677 | if (IsValid()) | |||
1678 | return ClangASTType (m_ast, GetCanonicalQualType()); | |||
1679 | return ClangASTType(); | |||
1680 | } | |||
1681 | ||||
1682 | static clang::QualType | |||
1683 | GetFullyUnqualifiedType_Impl (clang::ASTContext *ast, clang::QualType qual_type) | |||
1684 | { | |||
1685 | if (qual_type->isPointerType()) | |||
1686 | qual_type = ast->getPointerType(GetFullyUnqualifiedType_Impl(ast, qual_type->getPointeeType())); | |||
1687 | else | |||
1688 | qual_type = qual_type.getUnqualifiedType(); | |||
1689 | qual_type.removeLocalConst(); | |||
1690 | qual_type.removeLocalRestrict(); | |||
1691 | qual_type.removeLocalVolatile(); | |||
1692 | return qual_type; | |||
1693 | } | |||
1694 | ||||
1695 | ClangASTType | |||
1696 | ClangASTType::GetFullyUnqualifiedType () const | |||
1697 | { | |||
1698 | if (IsValid()) | |||
1699 | return ClangASTType(m_ast, GetFullyUnqualifiedType_Impl(m_ast, GetQualType())); | |||
1700 | return ClangASTType(); | |||
1701 | } | |||
1702 | ||||
1703 | ||||
1704 | int | |||
1705 | ClangASTType::GetFunctionArgumentCount () const | |||
1706 | { | |||
1707 | if (IsValid()) | |||
1708 | { | |||
1709 | const clang::FunctionProtoType* func = llvm::dyn_cast<clang::FunctionProtoType>(GetCanonicalQualType()); | |||
1710 | if (func) | |||
1711 | return func->getNumParams(); | |||
1712 | } | |||
1713 | return -1; | |||
1714 | } | |||
1715 | ||||
1716 | ClangASTType | |||
1717 | ClangASTType::GetFunctionArgumentTypeAtIndex (size_t idx) const | |||
1718 | { | |||
1719 | if (IsValid()) | |||
1720 | { | |||
1721 | const clang::FunctionProtoType* func = llvm::dyn_cast<clang::FunctionProtoType>(GetCanonicalQualType()); | |||
1722 | if (func) | |||
1723 | { | |||
1724 | const uint32_t num_args = func->getNumParams(); | |||
1725 | if (idx < num_args) | |||
1726 | return ClangASTType(m_ast, func->getParamType(idx)); | |||
1727 | } | |||
1728 | } | |||
1729 | return ClangASTType(); | |||
1730 | } | |||
1731 | ||||
1732 | ClangASTType | |||
1733 | ClangASTType::GetFunctionReturnType () const | |||
1734 | { | |||
1735 | if (IsValid()) | |||
1736 | { | |||
1737 | clang::QualType qual_type(GetCanonicalQualType()); | |||
1738 | const clang::FunctionProtoType* func = llvm::dyn_cast<clang::FunctionProtoType>(qual_type.getTypePtr()); | |||
1739 | if (func) | |||
1740 | return ClangASTType(m_ast, func->getReturnType()); | |||
1741 | } | |||
1742 | return ClangASTType(); | |||
1743 | } | |||
1744 | ||||
1745 | size_t | |||
1746 | ClangASTType::GetNumMemberFunctions () const | |||
1747 | { | |||
1748 | size_t num_functions = 0; | |||
1749 | if (IsValid()) | |||
1750 | { | |||
1751 | clang::QualType qual_type(GetCanonicalQualType()); | |||
1752 | switch (qual_type->getTypeClass()) { | |||
1753 | case clang::Type::Record: | |||
1754 | if (GetCompleteQualType (m_ast, qual_type)) | |||
1755 | { | |||
1756 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
1757 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
1758 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 1758, __PRETTY_FUNCTION__)); | |||
1759 | const clang::CXXRecordDecl *cxx_record_decl = llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
1760 | if (cxx_record_decl) | |||
1761 | num_functions = std::distance(cxx_record_decl->method_begin(), cxx_record_decl->method_end()); | |||
1762 | } | |||
1763 | break; | |||
1764 | ||||
1765 | case clang::Type::ObjCObjectPointer: | |||
1766 | if (GetCompleteType()) | |||
1767 | { | |||
1768 | const clang::ObjCObjectPointerType *objc_class_type = qual_type->getAsObjCInterfacePointerType(); | |||
1769 | if (objc_class_type) | |||
1770 | { | |||
1771 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterfaceDecl(); | |||
1772 | if (class_interface_decl) | |||
1773 | num_functions = std::distance(class_interface_decl->meth_begin(), class_interface_decl->meth_end()); | |||
1774 | } | |||
1775 | } | |||
1776 | break; | |||
1777 | ||||
1778 | case clang::Type::ObjCObject: | |||
1779 | case clang::Type::ObjCInterface: | |||
1780 | if (GetCompleteType()) | |||
1781 | { | |||
1782 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
1783 | if (objc_class_type) | |||
1784 | { | |||
1785 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
1786 | if (class_interface_decl) | |||
1787 | num_functions = std::distance(class_interface_decl->meth_begin(), class_interface_decl->meth_end()); | |||
1788 | } | |||
1789 | } | |||
1790 | break; | |||
1791 | ||||
1792 | ||||
1793 | case clang::Type::Typedef: | |||
1794 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumMemberFunctions(); | |||
1795 | ||||
1796 | case clang::Type::Elaborated: | |||
1797 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetNumMemberFunctions(); | |||
1798 | ||||
1799 | case clang::Type::Paren: | |||
1800 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetNumMemberFunctions(); | |||
1801 | ||||
1802 | default: | |||
1803 | break; | |||
1804 | } | |||
1805 | } | |||
1806 | return num_functions; | |||
1807 | } | |||
1808 | ||||
1809 | TypeMemberFunctionImpl | |||
1810 | ClangASTType::GetMemberFunctionAtIndex (size_t idx) | |||
1811 | { | |||
1812 | std::string name(""); | |||
1813 | MemberFunctionKind kind(MemberFunctionKind::eMemberFunctionKindUnknown); | |||
1814 | ClangASTType type{}; | |||
1815 | clang::ObjCMethodDecl *method_decl(nullptr); | |||
1816 | if (IsValid()) | |||
1817 | { | |||
1818 | clang::QualType qual_type(GetCanonicalQualType()); | |||
1819 | switch (qual_type->getTypeClass()) { | |||
1820 | case clang::Type::Record: | |||
1821 | if (GetCompleteQualType (m_ast, qual_type)) | |||
1822 | { | |||
1823 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
1824 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
1825 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 1825, __PRETTY_FUNCTION__)); | |||
1826 | const clang::CXXRecordDecl *cxx_record_decl = llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
1827 | if (cxx_record_decl) | |||
1828 | { | |||
1829 | auto method_iter = cxx_record_decl->method_begin(); | |||
1830 | auto method_end = cxx_record_decl->method_end(); | |||
1831 | if (idx < static_cast<size_t>(std::distance(method_iter, method_end))) | |||
1832 | { | |||
1833 | std::advance(method_iter, idx); | |||
1834 | auto method_decl = method_iter->getCanonicalDecl(); | |||
1835 | if (method_decl) | |||
1836 | { | |||
1837 | if (!method_decl->getName().empty()) | |||
1838 | name.assign(method_decl->getName().data()); | |||
1839 | else | |||
1840 | name.clear(); | |||
1841 | if (method_decl->isStatic()) | |||
1842 | kind = lldb::eMemberFunctionKindStaticMethod; | |||
1843 | else if (llvm::isa<clang::CXXConstructorDecl>(method_decl)) | |||
1844 | kind = lldb::eMemberFunctionKindConstructor; | |||
1845 | else if (llvm::isa<clang::CXXDestructorDecl>(method_decl)) | |||
1846 | kind = lldb::eMemberFunctionKindDestructor; | |||
1847 | else | |||
1848 | kind = lldb::eMemberFunctionKindInstanceMethod; | |||
1849 | type = ClangASTType(m_ast,method_decl->getType().getAsOpaquePtr()); | |||
1850 | } | |||
1851 | } | |||
1852 | } | |||
1853 | } | |||
1854 | break; | |||
1855 | ||||
1856 | case clang::Type::ObjCObjectPointer: | |||
1857 | if (GetCompleteType()) | |||
1858 | { | |||
1859 | const clang::ObjCObjectPointerType *objc_class_type = qual_type->getAsObjCInterfacePointerType(); | |||
1860 | if (objc_class_type) | |||
1861 | { | |||
1862 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterfaceDecl(); | |||
1863 | if (class_interface_decl) | |||
1864 | { | |||
1865 | auto method_iter = class_interface_decl->meth_begin(); | |||
1866 | auto method_end = class_interface_decl->meth_end(); | |||
1867 | if (idx < static_cast<size_t>(std::distance(method_iter, method_end))) | |||
1868 | { | |||
1869 | std::advance(method_iter, idx); | |||
1870 | method_decl = method_iter->getCanonicalDecl(); | |||
1871 | if (method_decl) | |||
1872 | { | |||
1873 | name = method_decl->getSelector().getAsString(); | |||
1874 | if (method_decl->isClassMethod()) | |||
1875 | kind = lldb::eMemberFunctionKindStaticMethod; | |||
1876 | else | |||
1877 | kind = lldb::eMemberFunctionKindInstanceMethod; | |||
1878 | } | |||
1879 | } | |||
1880 | } | |||
1881 | } | |||
1882 | } | |||
1883 | break; | |||
1884 | ||||
1885 | case clang::Type::ObjCObject: | |||
1886 | case clang::Type::ObjCInterface: | |||
1887 | if (GetCompleteType()) | |||
1888 | { | |||
1889 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
1890 | if (objc_class_type) | |||
1891 | { | |||
1892 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
1893 | if (class_interface_decl) | |||
1894 | { | |||
1895 | auto method_iter = class_interface_decl->meth_begin(); | |||
1896 | auto method_end = class_interface_decl->meth_end(); | |||
1897 | if (idx < static_cast<size_t>(std::distance(method_iter, method_end))) | |||
1898 | { | |||
1899 | std::advance(method_iter, idx); | |||
1900 | method_decl = method_iter->getCanonicalDecl(); | |||
1901 | if (method_decl) | |||
1902 | { | |||
1903 | name = method_decl->getSelector().getAsString(); | |||
1904 | if (method_decl->isClassMethod()) | |||
1905 | kind = lldb::eMemberFunctionKindStaticMethod; | |||
1906 | else | |||
1907 | kind = lldb::eMemberFunctionKindInstanceMethod; | |||
1908 | } | |||
1909 | } | |||
1910 | } | |||
1911 | } | |||
1912 | } | |||
1913 | break; | |||
1914 | ||||
1915 | case clang::Type::Typedef: | |||
1916 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetMemberFunctionAtIndex(idx); | |||
1917 | ||||
1918 | case clang::Type::Elaborated: | |||
1919 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetMemberFunctionAtIndex(idx); | |||
1920 | ||||
1921 | case clang::Type::Paren: | |||
1922 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetMemberFunctionAtIndex(idx); | |||
1923 | ||||
1924 | default: | |||
1925 | break; | |||
1926 | } | |||
1927 | } | |||
1928 | ||||
1929 | if (kind == eMemberFunctionKindUnknown) | |||
1930 | return TypeMemberFunctionImpl(); | |||
1931 | if (method_decl) | |||
1932 | return TypeMemberFunctionImpl(method_decl, name, kind); | |||
1933 | if (type) | |||
1934 | return TypeMemberFunctionImpl(type, name, kind); | |||
1935 | ||||
1936 | return TypeMemberFunctionImpl(); | |||
1937 | } | |||
1938 | ||||
1939 | ClangASTType | |||
1940 | ClangASTType::GetLValueReferenceType () const | |||
1941 | { | |||
1942 | if (IsValid()) | |||
1943 | { | |||
1944 | return ClangASTType(m_ast, m_ast->getLValueReferenceType(GetQualType())); | |||
1945 | } | |||
1946 | return ClangASTType(); | |||
1947 | } | |||
1948 | ||||
1949 | ClangASTType | |||
1950 | ClangASTType::GetRValueReferenceType () const | |||
1951 | { | |||
1952 | if (IsValid()) | |||
1953 | { | |||
1954 | return ClangASTType(m_ast, m_ast->getRValueReferenceType(GetQualType())); | |||
1955 | } | |||
1956 | return ClangASTType(); | |||
1957 | } | |||
1958 | ||||
1959 | ClangASTType | |||
1960 | ClangASTType::GetNonReferenceType () const | |||
1961 | { | |||
1962 | if (IsValid()) | |||
1963 | return ClangASTType(m_ast, GetQualType().getNonReferenceType()); | |||
1964 | return ClangASTType(); | |||
1965 | } | |||
1966 | ||||
1967 | ClangASTType | |||
1968 | ClangASTType::CreateTypedefType (const char *typedef_name, | |||
1969 | clang::DeclContext *decl_ctx) const | |||
1970 | { | |||
1971 | if (IsValid() && typedef_name && typedef_name[0]) | |||
1972 | { | |||
1973 | clang::QualType qual_type (GetQualType()); | |||
1974 | if (decl_ctx == nullptr) | |||
1975 | decl_ctx = m_ast->getTranslationUnitDecl(); | |||
1976 | clang::TypedefDecl *decl = clang::TypedefDecl::Create (*m_ast, | |||
1977 | decl_ctx, | |||
1978 | clang::SourceLocation(), | |||
1979 | clang::SourceLocation(), | |||
1980 | &m_ast->Idents.get(typedef_name), | |||
1981 | m_ast->getTrivialTypeSourceInfo(qual_type)); | |||
1982 | ||||
1983 | decl->setAccess(clang::AS_public); // TODO respect proper access specifier | |||
1984 | ||||
1985 | // Get a uniqued clang::QualType for the typedef decl type | |||
1986 | return ClangASTType (m_ast, m_ast->getTypedefType (decl)); | |||
1987 | } | |||
1988 | return ClangASTType(); | |||
1989 | ||||
1990 | } | |||
1991 | ||||
1992 | ClangASTType | |||
1993 | ClangASTType::GetPointeeType () const | |||
1994 | { | |||
1995 | if (m_type) | |||
1996 | { | |||
1997 | clang::QualType qual_type(GetQualType()); | |||
1998 | return ClangASTType (m_ast, qual_type.getTypePtr()->getPointeeType()); | |||
1999 | } | |||
2000 | return ClangASTType(); | |||
2001 | } | |||
2002 | ||||
2003 | ClangASTType | |||
2004 | ClangASTType::GetPointerType () const | |||
2005 | { | |||
2006 | if (IsValid()) | |||
2007 | { | |||
2008 | clang::QualType qual_type (GetQualType()); | |||
2009 | ||||
2010 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2011 | switch (type_class) | |||
2012 | { | |||
2013 | case clang::Type::ObjCObject: | |||
2014 | case clang::Type::ObjCInterface: | |||
2015 | return ClangASTType(m_ast, m_ast->getObjCObjectPointerType(qual_type).getAsOpaquePtr()); | |||
2016 | ||||
2017 | default: | |||
2018 | return ClangASTType(m_ast, m_ast->getPointerType(qual_type).getAsOpaquePtr()); | |||
2019 | } | |||
2020 | } | |||
2021 | return ClangASTType(); | |||
2022 | } | |||
2023 | ||||
2024 | ClangASTType | |||
2025 | ClangASTType::GetTypedefedType () const | |||
2026 | { | |||
2027 | if (IsValid()) | |||
2028 | { | |||
2029 | const clang::TypedefType *typedef_type = llvm::dyn_cast<clang::TypedefType>(GetQualType()); | |||
2030 | if (typedef_type) | |||
2031 | return ClangASTType (m_ast, typedef_type->getDecl()->getUnderlyingType()); | |||
2032 | } | |||
2033 | return ClangASTType(); | |||
2034 | } | |||
2035 | ||||
2036 | ClangASTType | |||
2037 | ClangASTType::RemoveFastQualifiers () const | |||
2038 | { | |||
2039 | if (m_type) | |||
2040 | { | |||
2041 | clang::QualType qual_type(GetQualType()); | |||
2042 | qual_type.getQualifiers().removeFastQualifiers(); | |||
2043 | return ClangASTType (m_ast, qual_type); | |||
2044 | } | |||
2045 | return ClangASTType(); | |||
2046 | } | |||
2047 | ||||
2048 | ||||
2049 | //---------------------------------------------------------------------- | |||
2050 | // Create related types using the current type's AST | |||
2051 | //---------------------------------------------------------------------- | |||
2052 | ||||
2053 | ClangASTType | |||
2054 | ClangASTType::GetBasicTypeFromAST (lldb::BasicType basic_type) const | |||
2055 | { | |||
2056 | if (IsValid()) | |||
2057 | return ClangASTContext::GetBasicType(m_ast, basic_type); | |||
2058 | return ClangASTType(); | |||
2059 | } | |||
2060 | //---------------------------------------------------------------------- | |||
2061 | // Exploring the type | |||
2062 | //---------------------------------------------------------------------- | |||
2063 | ||||
2064 | uint64_t | |||
2065 | ClangASTType::GetBitSize () const | |||
2066 | { | |||
2067 | if (GetCompleteType ()) | |||
2068 | { | |||
2069 | clang::QualType qual_type(GetCanonicalQualType()); | |||
2070 | const uint32_t bit_size = m_ast->getTypeSize (qual_type); | |||
2071 | if (bit_size == 0) | |||
2072 | { | |||
2073 | if (qual_type->isIncompleteArrayType()) | |||
2074 | return m_ast->getTypeSize (qual_type->getArrayElementTypeNoTypeQual()->getCanonicalTypeUnqualified()); | |||
2075 | } | |||
2076 | if (qual_type->isObjCObjectOrInterfaceType()) | |||
2077 | return bit_size + m_ast->getTypeSize(m_ast->ObjCBuiltinClassTy); | |||
2078 | return bit_size; | |||
2079 | } | |||
2080 | return 0; | |||
2081 | } | |||
2082 | ||||
2083 | uint64_t | |||
2084 | ClangASTType::GetByteSize () const | |||
2085 | { | |||
2086 | return (GetBitSize () + 7) / 8; | |||
2087 | } | |||
2088 | ||||
2089 | size_t | |||
2090 | ClangASTType::GetTypeBitAlign () const | |||
2091 | { | |||
2092 | if (GetCompleteType ()) | |||
2093 | return m_ast->getTypeAlign(GetQualType()); | |||
2094 | return 0; | |||
2095 | } | |||
2096 | ||||
2097 | ||||
2098 | lldb::Encoding | |||
2099 | ClangASTType::GetEncoding (uint64_t &count) const | |||
2100 | { | |||
2101 | if (!IsValid()) | |||
2102 | return lldb::eEncodingInvalid; | |||
2103 | ||||
2104 | count = 1; | |||
2105 | clang::QualType qual_type(GetCanonicalQualType()); | |||
2106 | ||||
2107 | switch (qual_type->getTypeClass()) | |||
2108 | { | |||
2109 | case clang::Type::UnaryTransform: | |||
2110 | break; | |||
2111 | ||||
2112 | case clang::Type::FunctionNoProto: | |||
2113 | case clang::Type::FunctionProto: | |||
2114 | break; | |||
2115 | ||||
2116 | case clang::Type::IncompleteArray: | |||
2117 | case clang::Type::VariableArray: | |||
2118 | break; | |||
2119 | ||||
2120 | case clang::Type::ConstantArray: | |||
2121 | break; | |||
2122 | ||||
2123 | case clang::Type::ExtVector: | |||
2124 | case clang::Type::Vector: | |||
2125 | // TODO: Set this to more than one??? | |||
2126 | break; | |||
2127 | ||||
2128 | case clang::Type::Builtin: | |||
2129 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) | |||
2130 | { | |||
2131 | default: assert(0 && "Unknown builtin type!")((0 && "Unknown builtin type!") ? static_cast<void > (0) : __assert_fail ("0 && \"Unknown builtin type!\"" , "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 2131, __PRETTY_FUNCTION__)); | |||
2132 | case clang::BuiltinType::Void: | |||
2133 | break; | |||
2134 | ||||
2135 | case clang::BuiltinType::Bool: | |||
2136 | case clang::BuiltinType::Char_S: | |||
2137 | case clang::BuiltinType::SChar: | |||
2138 | case clang::BuiltinType::WChar_S: | |||
2139 | case clang::BuiltinType::Char16: | |||
2140 | case clang::BuiltinType::Char32: | |||
2141 | case clang::BuiltinType::Short: | |||
2142 | case clang::BuiltinType::Int: | |||
2143 | case clang::BuiltinType::Long: | |||
2144 | case clang::BuiltinType::LongLong: | |||
2145 | case clang::BuiltinType::Int128: return lldb::eEncodingSint; | |||
2146 | ||||
2147 | case clang::BuiltinType::Char_U: | |||
2148 | case clang::BuiltinType::UChar: | |||
2149 | case clang::BuiltinType::WChar_U: | |||
2150 | case clang::BuiltinType::UShort: | |||
2151 | case clang::BuiltinType::UInt: | |||
2152 | case clang::BuiltinType::ULong: | |||
2153 | case clang::BuiltinType::ULongLong: | |||
2154 | case clang::BuiltinType::UInt128: return lldb::eEncodingUint; | |||
2155 | ||||
2156 | case clang::BuiltinType::Float: | |||
2157 | case clang::BuiltinType::Double: | |||
2158 | case clang::BuiltinType::LongDouble: return lldb::eEncodingIEEE754; | |||
2159 | ||||
2160 | case clang::BuiltinType::ObjCClass: | |||
2161 | case clang::BuiltinType::ObjCId: | |||
2162 | case clang::BuiltinType::ObjCSel: return lldb::eEncodingUint; | |||
2163 | ||||
2164 | case clang::BuiltinType::NullPtr: return lldb::eEncodingUint; | |||
2165 | } | |||
2166 | break; | |||
2167 | // All pointer types are represented as unsigned integer encodings. | |||
2168 | // We may nee to add a eEncodingPointer if we ever need to know the | |||
2169 | // difference | |||
2170 | case clang::Type::ObjCObjectPointer: | |||
2171 | case clang::Type::BlockPointer: | |||
2172 | case clang::Type::Pointer: | |||
2173 | case clang::Type::LValueReference: | |||
2174 | case clang::Type::RValueReference: | |||
2175 | case clang::Type::MemberPointer: return lldb::eEncodingUint; | |||
2176 | case clang::Type::Complex: | |||
2177 | { | |||
2178 | lldb::Encoding encoding = lldb::eEncodingIEEE754; | |||
2179 | if (qual_type->isComplexType()) | |||
2180 | encoding = lldb::eEncodingIEEE754; | |||
2181 | else | |||
2182 | { | |||
2183 | const clang::ComplexType *complex_type = qual_type->getAsComplexIntegerType(); | |||
2184 | if (complex_type) | |||
2185 | encoding = ClangASTType(m_ast, complex_type->getElementType()).GetEncoding(count); | |||
2186 | else | |||
2187 | encoding = lldb::eEncodingSint; | |||
2188 | } | |||
2189 | count = 2; | |||
2190 | return encoding; | |||
2191 | } | |||
2192 | ||||
2193 | case clang::Type::ObjCInterface: break; | |||
2194 | case clang::Type::Record: break; | |||
2195 | case clang::Type::Enum: return lldb::eEncodingSint; | |||
2196 | case clang::Type::Typedef: | |||
2197 | return ClangASTType(m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetEncoding(count); | |||
2198 | ||||
2199 | case clang::Type::Elaborated: | |||
2200 | return ClangASTType(m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetEncoding(count); | |||
2201 | ||||
2202 | case clang::Type::Paren: | |||
2203 | return ClangASTType(m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetEncoding(count); | |||
2204 | ||||
2205 | case clang::Type::DependentSizedArray: | |||
2206 | case clang::Type::DependentSizedExtVector: | |||
2207 | case clang::Type::UnresolvedUsing: | |||
2208 | case clang::Type::Attributed: | |||
2209 | case clang::Type::TemplateTypeParm: | |||
2210 | case clang::Type::SubstTemplateTypeParm: | |||
2211 | case clang::Type::SubstTemplateTypeParmPack: | |||
2212 | case clang::Type::Auto: | |||
2213 | case clang::Type::InjectedClassName: | |||
2214 | case clang::Type::DependentName: | |||
2215 | case clang::Type::DependentTemplateSpecialization: | |||
2216 | case clang::Type::PackExpansion: | |||
2217 | case clang::Type::ObjCObject: | |||
2218 | ||||
2219 | case clang::Type::TypeOfExpr: | |||
2220 | case clang::Type::TypeOf: | |||
2221 | case clang::Type::Decltype: | |||
2222 | case clang::Type::TemplateSpecialization: | |||
2223 | case clang::Type::Atomic: | |||
2224 | case clang::Type::Adjusted: | |||
2225 | break; | |||
2226 | ||||
2227 | // pointer type decayed from an array or function type. | |||
2228 | case clang::Type::Decayed: | |||
2229 | break; | |||
2230 | } | |||
2231 | count = 0; | |||
2232 | return lldb::eEncodingInvalid; | |||
2233 | } | |||
2234 | ||||
2235 | lldb::Format | |||
2236 | ClangASTType::GetFormat () const | |||
2237 | { | |||
2238 | if (!IsValid()) | |||
2239 | return lldb::eFormatDefault; | |||
2240 | ||||
2241 | clang::QualType qual_type(GetCanonicalQualType()); | |||
2242 | ||||
2243 | switch (qual_type->getTypeClass()) | |||
2244 | { | |||
2245 | case clang::Type::UnaryTransform: | |||
2246 | break; | |||
2247 | ||||
2248 | case clang::Type::FunctionNoProto: | |||
2249 | case clang::Type::FunctionProto: | |||
2250 | break; | |||
2251 | ||||
2252 | case clang::Type::IncompleteArray: | |||
2253 | case clang::Type::VariableArray: | |||
2254 | break; | |||
2255 | ||||
2256 | case clang::Type::ConstantArray: | |||
2257 | return lldb::eFormatVoid; // no value | |||
2258 | ||||
2259 | case clang::Type::ExtVector: | |||
2260 | case clang::Type::Vector: | |||
2261 | break; | |||
2262 | ||||
2263 | case clang::Type::Builtin: | |||
2264 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) | |||
2265 | { | |||
2266 | //default: assert(0 && "Unknown builtin type!"); | |||
2267 | case clang::BuiltinType::UnknownAny: | |||
2268 | case clang::BuiltinType::Void: | |||
2269 | case clang::BuiltinType::BoundMember: | |||
2270 | break; | |||
2271 | ||||
2272 | case clang::BuiltinType::Bool: return lldb::eFormatBoolean; | |||
2273 | case clang::BuiltinType::Char_S: | |||
2274 | case clang::BuiltinType::SChar: | |||
2275 | case clang::BuiltinType::WChar_S: | |||
2276 | case clang::BuiltinType::Char_U: | |||
2277 | case clang::BuiltinType::UChar: | |||
2278 | case clang::BuiltinType::WChar_U: return lldb::eFormatChar; | |||
2279 | case clang::BuiltinType::Char16: return lldb::eFormatUnicode16; | |||
2280 | case clang::BuiltinType::Char32: return lldb::eFormatUnicode32; | |||
2281 | case clang::BuiltinType::UShort: return lldb::eFormatUnsigned; | |||
2282 | case clang::BuiltinType::Short: return lldb::eFormatDecimal; | |||
2283 | case clang::BuiltinType::UInt: return lldb::eFormatUnsigned; | |||
2284 | case clang::BuiltinType::Int: return lldb::eFormatDecimal; | |||
2285 | case clang::BuiltinType::ULong: return lldb::eFormatUnsigned; | |||
2286 | case clang::BuiltinType::Long: return lldb::eFormatDecimal; | |||
2287 | case clang::BuiltinType::ULongLong: return lldb::eFormatUnsigned; | |||
2288 | case clang::BuiltinType::LongLong: return lldb::eFormatDecimal; | |||
2289 | case clang::BuiltinType::UInt128: return lldb::eFormatUnsigned; | |||
2290 | case clang::BuiltinType::Int128: return lldb::eFormatDecimal; | |||
2291 | case clang::BuiltinType::Float: return lldb::eFormatFloat; | |||
2292 | case clang::BuiltinType::Double: return lldb::eFormatFloat; | |||
2293 | case clang::BuiltinType::LongDouble: return lldb::eFormatFloat; | |||
2294 | case clang::BuiltinType::NullPtr: | |||
2295 | case clang::BuiltinType::Overload: | |||
2296 | case clang::BuiltinType::Dependent: | |||
2297 | case clang::BuiltinType::ObjCId: | |||
2298 | case clang::BuiltinType::ObjCClass: | |||
2299 | case clang::BuiltinType::ObjCSel: | |||
2300 | case clang::BuiltinType::Half: | |||
2301 | case clang::BuiltinType::ARCUnbridgedCast: | |||
2302 | case clang::BuiltinType::PseudoObject: | |||
2303 | case clang::BuiltinType::BuiltinFn: | |||
2304 | case clang::BuiltinType::OCLEvent: | |||
2305 | case clang::BuiltinType::OCLImage1d: | |||
2306 | case clang::BuiltinType::OCLImage1dArray: | |||
2307 | case clang::BuiltinType::OCLImage1dBuffer: | |||
2308 | case clang::BuiltinType::OCLImage2d: | |||
2309 | case clang::BuiltinType::OCLImage2dArray: | |||
2310 | case clang::BuiltinType::OCLImage3d: | |||
2311 | case clang::BuiltinType::OCLSampler: | |||
2312 | return lldb::eFormatHex; | |||
2313 | } | |||
2314 | break; | |||
2315 | case clang::Type::ObjCObjectPointer: return lldb::eFormatHex; | |||
2316 | case clang::Type::BlockPointer: return lldb::eFormatHex; | |||
2317 | case clang::Type::Pointer: return lldb::eFormatHex; | |||
2318 | case clang::Type::LValueReference: | |||
2319 | case clang::Type::RValueReference: return lldb::eFormatHex; | |||
2320 | case clang::Type::MemberPointer: break; | |||
2321 | case clang::Type::Complex: | |||
2322 | { | |||
2323 | if (qual_type->isComplexType()) | |||
2324 | return lldb::eFormatComplex; | |||
2325 | else | |||
2326 | return lldb::eFormatComplexInteger; | |||
2327 | } | |||
2328 | case clang::Type::ObjCInterface: break; | |||
2329 | case clang::Type::Record: break; | |||
2330 | case clang::Type::Enum: return lldb::eFormatEnum; | |||
2331 | case clang::Type::Typedef: | |||
2332 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetFormat(); | |||
2333 | case clang::Type::Auto: | |||
2334 | return ClangASTType (m_ast, llvm::cast<clang::AutoType>(qual_type)->desugar()).GetFormat(); | |||
2335 | case clang::Type::Paren: | |||
2336 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetFormat(); | |||
2337 | case clang::Type::Elaborated: | |||
2338 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetFormat(); | |||
2339 | case clang::Type::DependentSizedArray: | |||
2340 | case clang::Type::DependentSizedExtVector: | |||
2341 | case clang::Type::UnresolvedUsing: | |||
2342 | case clang::Type::Attributed: | |||
2343 | case clang::Type::TemplateTypeParm: | |||
2344 | case clang::Type::SubstTemplateTypeParm: | |||
2345 | case clang::Type::SubstTemplateTypeParmPack: | |||
2346 | case clang::Type::InjectedClassName: | |||
2347 | case clang::Type::DependentName: | |||
2348 | case clang::Type::DependentTemplateSpecialization: | |||
2349 | case clang::Type::PackExpansion: | |||
2350 | case clang::Type::ObjCObject: | |||
2351 | ||||
2352 | case clang::Type::TypeOfExpr: | |||
2353 | case clang::Type::TypeOf: | |||
2354 | case clang::Type::Decltype: | |||
2355 | case clang::Type::TemplateSpecialization: | |||
2356 | case clang::Type::Atomic: | |||
2357 | case clang::Type::Adjusted: | |||
2358 | break; | |||
2359 | ||||
2360 | // pointer type decayed from an array or function type. | |||
2361 | case clang::Type::Decayed: | |||
2362 | break; | |||
2363 | } | |||
2364 | // We don't know hot to display this type... | |||
2365 | return lldb::eFormatBytes; | |||
2366 | } | |||
2367 | ||||
2368 | static bool | |||
2369 | ObjCDeclHasIVars (clang::ObjCInterfaceDecl *class_interface_decl, bool check_superclass) | |||
2370 | { | |||
2371 | while (class_interface_decl) | |||
2372 | { | |||
2373 | if (class_interface_decl->ivar_size() > 0) | |||
2374 | return true; | |||
2375 | ||||
2376 | if (check_superclass) | |||
2377 | class_interface_decl = class_interface_decl->getSuperClass(); | |||
2378 | else | |||
2379 | break; | |||
2380 | } | |||
2381 | return false; | |||
2382 | } | |||
2383 | ||||
2384 | uint32_t | |||
2385 | ClangASTType::GetNumChildren (bool omit_empty_base_classes) const | |||
2386 | { | |||
2387 | if (!IsValid()) | |||
2388 | return 0; | |||
2389 | ||||
2390 | uint32_t num_children = 0; | |||
2391 | clang::QualType qual_type(GetQualType()); | |||
2392 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2393 | switch (type_class) | |||
2394 | { | |||
2395 | case clang::Type::Builtin: | |||
2396 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) | |||
2397 | { | |||
2398 | case clang::BuiltinType::ObjCId: // child is Class | |||
2399 | case clang::BuiltinType::ObjCClass: // child is Class | |||
2400 | num_children = 1; | |||
2401 | break; | |||
2402 | ||||
2403 | default: | |||
2404 | break; | |||
2405 | } | |||
2406 | break; | |||
2407 | ||||
2408 | case clang::Type::Complex: return 0; | |||
2409 | ||||
2410 | case clang::Type::Record: | |||
2411 | if (GetCompleteQualType (m_ast, qual_type)) | |||
2412 | { | |||
2413 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
2414 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
2415 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 2415, __PRETTY_FUNCTION__)); | |||
2416 | const clang::CXXRecordDecl *cxx_record_decl = llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
2417 | if (cxx_record_decl) | |||
2418 | { | |||
2419 | if (omit_empty_base_classes) | |||
2420 | { | |||
2421 | // Check each base classes to see if it or any of its | |||
2422 | // base classes contain any fields. This can help | |||
2423 | // limit the noise in variable views by not having to | |||
2424 | // show base classes that contain no members. | |||
2425 | clang::CXXRecordDecl::base_class_const_iterator base_class, base_class_end; | |||
2426 | for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); | |||
2427 | base_class != base_class_end; | |||
2428 | ++base_class) | |||
2429 | { | |||
2430 | const clang::CXXRecordDecl *base_class_decl = llvm::cast<clang::CXXRecordDecl>(base_class->getType()->getAs<clang::RecordType>()->getDecl()); | |||
2431 | ||||
2432 | // Skip empty base classes | |||
2433 | if (ClangASTContext::RecordHasFields(base_class_decl) == false) | |||
2434 | continue; | |||
2435 | ||||
2436 | num_children++; | |||
2437 | } | |||
2438 | } | |||
2439 | else | |||
2440 | { | |||
2441 | // Include all base classes | |||
2442 | num_children += cxx_record_decl->getNumBases(); | |||
2443 | } | |||
2444 | ||||
2445 | } | |||
2446 | clang::RecordDecl::field_iterator field, field_end; | |||
2447 | for (field = record_decl->field_begin(), field_end = record_decl->field_end(); field != field_end; ++field) | |||
2448 | ++num_children; | |||
2449 | } | |||
2450 | break; | |||
2451 | ||||
2452 | case clang::Type::ObjCObject: | |||
2453 | case clang::Type::ObjCInterface: | |||
2454 | if (GetCompleteQualType (m_ast, qual_type)) | |||
2455 | { | |||
2456 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
2457 | assert (objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 2457, __PRETTY_FUNCTION__)); | |||
2458 | if (objc_class_type) | |||
2459 | { | |||
2460 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
2461 | ||||
2462 | if (class_interface_decl) | |||
2463 | { | |||
2464 | ||||
2465 | clang::ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); | |||
2466 | if (superclass_interface_decl) | |||
2467 | { | |||
2468 | if (omit_empty_base_classes) | |||
2469 | { | |||
2470 | if (ObjCDeclHasIVars (superclass_interface_decl, true)) | |||
2471 | ++num_children; | |||
2472 | } | |||
2473 | else | |||
2474 | ++num_children; | |||
2475 | } | |||
2476 | ||||
2477 | num_children += class_interface_decl->ivar_size(); | |||
2478 | } | |||
2479 | } | |||
2480 | } | |||
2481 | break; | |||
2482 | ||||
2483 | case clang::Type::ObjCObjectPointer: | |||
2484 | { | |||
2485 | const clang::ObjCObjectPointerType *pointer_type = llvm::cast<clang::ObjCObjectPointerType>(qual_type.getTypePtr()); | |||
2486 | clang::QualType pointee_type = pointer_type->getPointeeType(); | |||
2487 | uint32_t num_pointee_children = ClangASTType (m_ast,pointee_type).GetNumChildren (omit_empty_base_classes); | |||
2488 | // If this type points to a simple type, then it has 1 child | |||
2489 | if (num_pointee_children == 0) | |||
2490 | num_children = 1; | |||
2491 | else | |||
2492 | num_children = num_pointee_children; | |||
2493 | } | |||
2494 | break; | |||
2495 | ||||
2496 | case clang::Type::Vector: | |||
2497 | case clang::Type::ExtVector: | |||
2498 | num_children = llvm::cast<clang::VectorType>(qual_type.getTypePtr())->getNumElements(); | |||
2499 | break; | |||
2500 | ||||
2501 | case clang::Type::ConstantArray: | |||
2502 | num_children = llvm::cast<clang::ConstantArrayType>(qual_type.getTypePtr())->getSize().getLimitedValue(); | |||
2503 | break; | |||
2504 | ||||
2505 | case clang::Type::Pointer: | |||
2506 | { | |||
2507 | const clang::PointerType *pointer_type = llvm::cast<clang::PointerType>(qual_type.getTypePtr()); | |||
2508 | clang::QualType pointee_type (pointer_type->getPointeeType()); | |||
2509 | uint32_t num_pointee_children = ClangASTType (m_ast,pointee_type).GetNumChildren (omit_empty_base_classes); | |||
2510 | if (num_pointee_children == 0) | |||
2511 | { | |||
2512 | // We have a pointer to a pointee type that claims it has no children. | |||
2513 | // We will want to look at | |||
2514 | num_children = ClangASTType (m_ast, pointee_type).GetNumPointeeChildren(); | |||
2515 | } | |||
2516 | else | |||
2517 | num_children = num_pointee_children; | |||
2518 | } | |||
2519 | break; | |||
2520 | ||||
2521 | case clang::Type::LValueReference: | |||
2522 | case clang::Type::RValueReference: | |||
2523 | { | |||
2524 | const clang::ReferenceType *reference_type = llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
2525 | clang::QualType pointee_type = reference_type->getPointeeType(); | |||
2526 | uint32_t num_pointee_children = ClangASTType (m_ast, pointee_type).GetNumChildren (omit_empty_base_classes); | |||
2527 | // If this type points to a simple type, then it has 1 child | |||
2528 | if (num_pointee_children == 0) | |||
2529 | num_children = 1; | |||
2530 | else | |||
2531 | num_children = num_pointee_children; | |||
2532 | } | |||
2533 | break; | |||
2534 | ||||
2535 | ||||
2536 | case clang::Type::Typedef: | |||
2537 | num_children = ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumChildren (omit_empty_base_classes); | |||
2538 | break; | |||
2539 | ||||
2540 | case clang::Type::Elaborated: | |||
2541 | num_children = ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetNumChildren (omit_empty_base_classes); | |||
2542 | break; | |||
2543 | ||||
2544 | case clang::Type::Paren: | |||
2545 | num_children = ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetNumChildren (omit_empty_base_classes); | |||
2546 | break; | |||
2547 | default: | |||
2548 | break; | |||
2549 | } | |||
2550 | return num_children; | |||
2551 | } | |||
2552 | ||||
2553 | lldb::BasicType | |||
2554 | ClangASTType::GetBasicTypeEnumeration () const | |||
2555 | { | |||
2556 | if (IsValid()) | |||
2557 | { | |||
2558 | clang::QualType qual_type(GetQualType()); | |||
2559 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2560 | if (type_class == clang::Type::Builtin) | |||
2561 | { | |||
2562 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) | |||
2563 | { | |||
2564 | case clang::BuiltinType::Void: return eBasicTypeVoid; | |||
2565 | case clang::BuiltinType::Bool: return eBasicTypeBool; | |||
2566 | case clang::BuiltinType::Char_S: return eBasicTypeSignedChar; | |||
2567 | case clang::BuiltinType::Char_U: return eBasicTypeUnsignedChar; | |||
2568 | case clang::BuiltinType::Char16: return eBasicTypeChar16; | |||
2569 | case clang::BuiltinType::Char32: return eBasicTypeChar32; | |||
2570 | case clang::BuiltinType::UChar: return eBasicTypeUnsignedChar; | |||
2571 | case clang::BuiltinType::SChar: return eBasicTypeSignedChar; | |||
2572 | case clang::BuiltinType::WChar_S: return eBasicTypeSignedWChar; | |||
2573 | case clang::BuiltinType::WChar_U: return eBasicTypeUnsignedWChar; | |||
2574 | case clang::BuiltinType::Short: return eBasicTypeShort; | |||
2575 | case clang::BuiltinType::UShort: return eBasicTypeUnsignedShort; | |||
2576 | case clang::BuiltinType::Int: return eBasicTypeInt; | |||
2577 | case clang::BuiltinType::UInt: return eBasicTypeUnsignedInt; | |||
2578 | case clang::BuiltinType::Long: return eBasicTypeLong; | |||
2579 | case clang::BuiltinType::ULong: return eBasicTypeUnsignedLong; | |||
2580 | case clang::BuiltinType::LongLong: return eBasicTypeLongLong; | |||
2581 | case clang::BuiltinType::ULongLong: return eBasicTypeUnsignedLongLong; | |||
2582 | case clang::BuiltinType::Int128: return eBasicTypeInt128; | |||
2583 | case clang::BuiltinType::UInt128: return eBasicTypeUnsignedInt128; | |||
2584 | ||||
2585 | case clang::BuiltinType::Half: return eBasicTypeHalf; | |||
2586 | case clang::BuiltinType::Float: return eBasicTypeFloat; | |||
2587 | case clang::BuiltinType::Double: return eBasicTypeDouble; | |||
2588 | case clang::BuiltinType::LongDouble:return eBasicTypeLongDouble; | |||
2589 | ||||
2590 | case clang::BuiltinType::NullPtr: return eBasicTypeNullPtr; | |||
2591 | case clang::BuiltinType::ObjCId: return eBasicTypeObjCID; | |||
2592 | case clang::BuiltinType::ObjCClass: return eBasicTypeObjCClass; | |||
2593 | case clang::BuiltinType::ObjCSel: return eBasicTypeObjCSel; | |||
2594 | case clang::BuiltinType::Dependent: | |||
2595 | case clang::BuiltinType::Overload: | |||
2596 | case clang::BuiltinType::BoundMember: | |||
2597 | case clang::BuiltinType::PseudoObject: | |||
2598 | case clang::BuiltinType::UnknownAny: | |||
2599 | case clang::BuiltinType::BuiltinFn: | |||
2600 | case clang::BuiltinType::ARCUnbridgedCast: | |||
2601 | case clang::BuiltinType::OCLEvent: | |||
2602 | case clang::BuiltinType::OCLImage1d: | |||
2603 | case clang::BuiltinType::OCLImage1dArray: | |||
2604 | case clang::BuiltinType::OCLImage1dBuffer: | |||
2605 | case clang::BuiltinType::OCLImage2d: | |||
2606 | case clang::BuiltinType::OCLImage2dArray: | |||
2607 | case clang::BuiltinType::OCLImage3d: | |||
2608 | case clang::BuiltinType::OCLSampler: | |||
2609 | return eBasicTypeOther; | |||
2610 | } | |||
2611 | } | |||
2612 | } | |||
2613 | return eBasicTypeInvalid; | |||
2614 | } | |||
2615 | ||||
2616 | ||||
2617 | #pragma mark Aggregate Types | |||
2618 | ||||
2619 | uint32_t | |||
2620 | ClangASTType::GetNumDirectBaseClasses () const | |||
2621 | { | |||
2622 | if (!IsValid()) | |||
2623 | return 0; | |||
2624 | ||||
2625 | uint32_t count = 0; | |||
2626 | clang::QualType qual_type(GetCanonicalQualType()); | |||
2627 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2628 | switch (type_class) | |||
2629 | { | |||
2630 | case clang::Type::Record: | |||
2631 | if (GetCompleteType()) | |||
2632 | { | |||
2633 | const clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
2634 | if (cxx_record_decl) | |||
2635 | count = cxx_record_decl->getNumBases(); | |||
2636 | } | |||
2637 | break; | |||
2638 | ||||
2639 | case clang::Type::ObjCObjectPointer: | |||
2640 | count = GetPointeeType().GetNumDirectBaseClasses(); | |||
2641 | break; | |||
2642 | ||||
2643 | case clang::Type::ObjCObject: | |||
2644 | if (GetCompleteType()) | |||
2645 | { | |||
2646 | const clang::ObjCObjectType *objc_class_type = qual_type->getAsObjCQualifiedInterfaceType(); | |||
2647 | if (objc_class_type) | |||
2648 | { | |||
2649 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
2650 | ||||
2651 | if (class_interface_decl && class_interface_decl->getSuperClass()) | |||
2652 | count = 1; | |||
2653 | } | |||
2654 | } | |||
2655 | break; | |||
2656 | case clang::Type::ObjCInterface: | |||
2657 | if (GetCompleteType()) | |||
2658 | { | |||
2659 | const clang::ObjCInterfaceType *objc_interface_type = qual_type->getAs<clang::ObjCInterfaceType>(); | |||
2660 | if (objc_interface_type) | |||
2661 | { | |||
2662 | clang::ObjCInterfaceDecl *class_interface_decl = objc_interface_type->getInterface(); | |||
2663 | ||||
2664 | if (class_interface_decl && class_interface_decl->getSuperClass()) | |||
2665 | count = 1; | |||
2666 | } | |||
2667 | } | |||
2668 | break; | |||
2669 | ||||
2670 | ||||
2671 | case clang::Type::Typedef: | |||
2672 | count = ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumDirectBaseClasses (); | |||
2673 | break; | |||
2674 | ||||
2675 | case clang::Type::Elaborated: | |||
2676 | count = ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetNumDirectBaseClasses (); | |||
2677 | break; | |||
2678 | ||||
2679 | case clang::Type::Paren: | |||
2680 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetNumDirectBaseClasses (); | |||
2681 | ||||
2682 | default: | |||
2683 | break; | |||
2684 | } | |||
2685 | return count; | |||
2686 | } | |||
2687 | ||||
2688 | uint32_t | |||
2689 | ClangASTType::GetNumVirtualBaseClasses () const | |||
2690 | { | |||
2691 | if (!IsValid()) | |||
2692 | return 0; | |||
2693 | ||||
2694 | uint32_t count = 0; | |||
2695 | clang::QualType qual_type(GetCanonicalQualType()); | |||
2696 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2697 | switch (type_class) | |||
2698 | { | |||
2699 | case clang::Type::Record: | |||
2700 | if (GetCompleteType()) | |||
2701 | { | |||
2702 | const clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
2703 | if (cxx_record_decl) | |||
2704 | count = cxx_record_decl->getNumVBases(); | |||
2705 | } | |||
2706 | break; | |||
2707 | ||||
2708 | case clang::Type::Typedef: | |||
2709 | count = ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumVirtualBaseClasses(); | |||
2710 | break; | |||
2711 | ||||
2712 | case clang::Type::Elaborated: | |||
2713 | count = ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetNumVirtualBaseClasses(); | |||
2714 | break; | |||
2715 | ||||
2716 | case clang::Type::Paren: | |||
2717 | count = ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetNumVirtualBaseClasses(); | |||
2718 | break; | |||
2719 | ||||
2720 | default: | |||
2721 | break; | |||
2722 | } | |||
2723 | return count; | |||
2724 | } | |||
2725 | ||||
2726 | uint32_t | |||
2727 | ClangASTType::GetNumFields () const | |||
2728 | { | |||
2729 | if (!IsValid()) | |||
2730 | return 0; | |||
2731 | ||||
2732 | uint32_t count = 0; | |||
2733 | clang::QualType qual_type(GetCanonicalQualType()); | |||
2734 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2735 | switch (type_class) | |||
2736 | { | |||
2737 | case clang::Type::Record: | |||
2738 | if (GetCompleteType()) | |||
2739 | { | |||
2740 | const clang::RecordType *record_type = llvm::dyn_cast<clang::RecordType>(qual_type.getTypePtr()); | |||
2741 | if (record_type) | |||
2742 | { | |||
2743 | clang::RecordDecl *record_decl = record_type->getDecl(); | |||
2744 | if (record_decl) | |||
2745 | { | |||
2746 | uint32_t field_idx = 0; | |||
2747 | clang::RecordDecl::field_iterator field, field_end; | |||
2748 | for (field = record_decl->field_begin(), field_end = record_decl->field_end(); field != field_end; ++field) | |||
2749 | ++field_idx; | |||
2750 | count = field_idx; | |||
2751 | } | |||
2752 | } | |||
2753 | } | |||
2754 | break; | |||
2755 | ||||
2756 | case clang::Type::Typedef: | |||
2757 | count = ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumFields(); | |||
2758 | break; | |||
2759 | ||||
2760 | case clang::Type::Elaborated: | |||
2761 | count = ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetNumFields(); | |||
2762 | break; | |||
2763 | ||||
2764 | case clang::Type::Paren: | |||
2765 | count = ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetNumFields(); | |||
2766 | break; | |||
2767 | ||||
2768 | case clang::Type::ObjCObjectPointer: | |||
2769 | if (GetCompleteType()) | |||
2770 | { | |||
2771 | const clang::ObjCObjectPointerType *objc_class_type = qual_type->getAsObjCInterfacePointerType(); | |||
2772 | if (objc_class_type) | |||
2773 | { | |||
2774 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterfaceDecl(); | |||
2775 | ||||
2776 | if (class_interface_decl) | |||
2777 | count = class_interface_decl->ivar_size(); | |||
2778 | } | |||
2779 | } | |||
2780 | break; | |||
2781 | ||||
2782 | case clang::Type::ObjCObject: | |||
2783 | case clang::Type::ObjCInterface: | |||
2784 | if (GetCompleteType()) | |||
2785 | { | |||
2786 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
2787 | if (objc_class_type) | |||
2788 | { | |||
2789 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
2790 | ||||
2791 | if (class_interface_decl) | |||
2792 | count = class_interface_decl->ivar_size(); | |||
2793 | } | |||
2794 | } | |||
2795 | break; | |||
2796 | ||||
2797 | default: | |||
2798 | break; | |||
2799 | } | |||
2800 | return count; | |||
2801 | } | |||
2802 | ||||
2803 | ClangASTType | |||
2804 | ClangASTType::GetDirectBaseClassAtIndex (size_t idx, uint32_t *bit_offset_ptr) const | |||
2805 | { | |||
2806 | if (!IsValid()) | |||
2807 | return ClangASTType(); | |||
2808 | ||||
2809 | clang::QualType qual_type(GetCanonicalQualType()); | |||
2810 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2811 | switch (type_class) | |||
2812 | { | |||
2813 | case clang::Type::Record: | |||
2814 | if (GetCompleteType()) | |||
2815 | { | |||
2816 | const clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
2817 | if (cxx_record_decl) | |||
2818 | { | |||
2819 | uint32_t curr_idx = 0; | |||
2820 | clang::CXXRecordDecl::base_class_const_iterator base_class, base_class_end; | |||
2821 | for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); | |||
2822 | base_class != base_class_end; | |||
2823 | ++base_class, ++curr_idx) | |||
2824 | { | |||
2825 | if (curr_idx == idx) | |||
2826 | { | |||
2827 | if (bit_offset_ptr) | |||
2828 | { | |||
2829 | const clang::ASTRecordLayout &record_layout = m_ast->getASTRecordLayout(cxx_record_decl); | |||
2830 | const clang::CXXRecordDecl *base_class_decl = llvm::cast<clang::CXXRecordDecl>(base_class->getType()->getAs<clang::RecordType>()->getDecl()); | |||
2831 | if (base_class->isVirtual()) | |||
2832 | *bit_offset_ptr = record_layout.getVBaseClassOffset(base_class_decl).getQuantity() * 8; | |||
2833 | else | |||
2834 | *bit_offset_ptr = record_layout.getBaseClassOffset(base_class_decl).getQuantity() * 8; | |||
2835 | } | |||
2836 | return ClangASTType (m_ast, base_class->getType()); | |||
2837 | } | |||
2838 | } | |||
2839 | } | |||
2840 | } | |||
2841 | break; | |||
2842 | ||||
2843 | case clang::Type::ObjCObjectPointer: | |||
2844 | return GetPointeeType().GetDirectBaseClassAtIndex(idx,bit_offset_ptr); | |||
2845 | ||||
2846 | case clang::Type::ObjCObject: | |||
2847 | if (idx == 0 && GetCompleteType()) | |||
2848 | { | |||
2849 | const clang::ObjCObjectType *objc_class_type = qual_type->getAsObjCQualifiedInterfaceType(); | |||
2850 | if (objc_class_type) | |||
2851 | { | |||
2852 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
2853 | ||||
2854 | if (class_interface_decl) | |||
2855 | { | |||
2856 | clang::ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); | |||
2857 | if (superclass_interface_decl) | |||
2858 | { | |||
2859 | if (bit_offset_ptr) | |||
2860 | *bit_offset_ptr = 0; | |||
2861 | return ClangASTType (m_ast, m_ast->getObjCInterfaceType(superclass_interface_decl)); | |||
2862 | } | |||
2863 | } | |||
2864 | } | |||
2865 | } | |||
2866 | break; | |||
2867 | case clang::Type::ObjCInterface: | |||
2868 | if (idx == 0 && GetCompleteType()) | |||
2869 | { | |||
2870 | const clang::ObjCObjectType *objc_interface_type = qual_type->getAs<clang::ObjCInterfaceType>(); | |||
2871 | if (objc_interface_type) | |||
2872 | { | |||
2873 | clang::ObjCInterfaceDecl *class_interface_decl = objc_interface_type->getInterface(); | |||
2874 | ||||
2875 | if (class_interface_decl) | |||
2876 | { | |||
2877 | clang::ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); | |||
2878 | if (superclass_interface_decl) | |||
2879 | { | |||
2880 | if (bit_offset_ptr) | |||
2881 | *bit_offset_ptr = 0; | |||
2882 | return ClangASTType (m_ast, m_ast->getObjCInterfaceType(superclass_interface_decl)); | |||
2883 | } | |||
2884 | } | |||
2885 | } | |||
2886 | } | |||
2887 | break; | |||
2888 | ||||
2889 | ||||
2890 | case clang::Type::Typedef: | |||
2891 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetDirectBaseClassAtIndex (idx, bit_offset_ptr); | |||
2892 | ||||
2893 | case clang::Type::Elaborated: | |||
2894 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetDirectBaseClassAtIndex (idx, bit_offset_ptr); | |||
2895 | ||||
2896 | case clang::Type::Paren: | |||
2897 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetDirectBaseClassAtIndex (idx, bit_offset_ptr); | |||
2898 | ||||
2899 | default: | |||
2900 | break; | |||
2901 | } | |||
2902 | return ClangASTType(); | |||
2903 | } | |||
2904 | ||||
2905 | ClangASTType | |||
2906 | ClangASTType::GetVirtualBaseClassAtIndex (size_t idx, uint32_t *bit_offset_ptr) const | |||
2907 | { | |||
2908 | if (!IsValid()) | |||
2909 | return ClangASTType(); | |||
2910 | ||||
2911 | clang::QualType qual_type(GetCanonicalQualType()); | |||
2912 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2913 | switch (type_class) | |||
2914 | { | |||
2915 | case clang::Type::Record: | |||
2916 | if (GetCompleteType()) | |||
2917 | { | |||
2918 | const clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
2919 | if (cxx_record_decl) | |||
2920 | { | |||
2921 | uint32_t curr_idx = 0; | |||
2922 | clang::CXXRecordDecl::base_class_const_iterator base_class, base_class_end; | |||
2923 | for (base_class = cxx_record_decl->vbases_begin(), base_class_end = cxx_record_decl->vbases_end(); | |||
2924 | base_class != base_class_end; | |||
2925 | ++base_class, ++curr_idx) | |||
2926 | { | |||
2927 | if (curr_idx == idx) | |||
2928 | { | |||
2929 | if (bit_offset_ptr) | |||
2930 | { | |||
2931 | const clang::ASTRecordLayout &record_layout = m_ast->getASTRecordLayout(cxx_record_decl); | |||
2932 | const clang::CXXRecordDecl *base_class_decl = llvm::cast<clang::CXXRecordDecl>(base_class->getType()->getAs<clang::RecordType>()->getDecl()); | |||
2933 | *bit_offset_ptr = record_layout.getVBaseClassOffset(base_class_decl).getQuantity() * 8; | |||
2934 | ||||
2935 | } | |||
2936 | return ClangASTType (m_ast, base_class->getType()); | |||
2937 | } | |||
2938 | } | |||
2939 | } | |||
2940 | } | |||
2941 | break; | |||
2942 | ||||
2943 | case clang::Type::Typedef: | |||
2944 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetVirtualBaseClassAtIndex (idx, bit_offset_ptr); | |||
2945 | ||||
2946 | case clang::Type::Elaborated: | |||
2947 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetVirtualBaseClassAtIndex (idx, bit_offset_ptr); | |||
2948 | ||||
2949 | case clang::Type::Paren: | |||
2950 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetVirtualBaseClassAtIndex (idx, bit_offset_ptr); | |||
2951 | ||||
2952 | default: | |||
2953 | break; | |||
2954 | } | |||
2955 | return ClangASTType(); | |||
2956 | } | |||
2957 | ||||
2958 | static clang_type_t | |||
2959 | GetObjCFieldAtIndex (clang::ASTContext *ast, | |||
2960 | clang::ObjCInterfaceDecl *class_interface_decl, | |||
2961 | size_t idx, | |||
2962 | std::string& name, | |||
2963 | uint64_t *bit_offset_ptr, | |||
2964 | uint32_t *bitfield_bit_size_ptr, | |||
2965 | bool *is_bitfield_ptr) | |||
2966 | { | |||
2967 | if (class_interface_decl) | |||
2968 | { | |||
2969 | if (idx < (class_interface_decl->ivar_size())) | |||
2970 | { | |||
2971 | clang::ObjCInterfaceDecl::ivar_iterator ivar_pos, ivar_end = class_interface_decl->ivar_end(); | |||
2972 | uint32_t ivar_idx = 0; | |||
2973 | ||||
2974 | for (ivar_pos = class_interface_decl->ivar_begin(); ivar_pos != ivar_end; ++ivar_pos, ++ivar_idx) | |||
2975 | { | |||
2976 | if (ivar_idx == idx) | |||
2977 | { | |||
2978 | const clang::ObjCIvarDecl* ivar_decl = *ivar_pos; | |||
2979 | ||||
2980 | clang::QualType ivar_qual_type(ivar_decl->getType()); | |||
2981 | ||||
2982 | name.assign(ivar_decl->getNameAsString()); | |||
2983 | ||||
2984 | if (bit_offset_ptr) | |||
2985 | { | |||
2986 | const clang::ASTRecordLayout &interface_layout = ast->getASTObjCInterfaceLayout(class_interface_decl); | |||
2987 | *bit_offset_ptr = interface_layout.getFieldOffset (ivar_idx); | |||
2988 | } | |||
2989 | ||||
2990 | const bool is_bitfield = ivar_pos->isBitField(); | |||
2991 | ||||
2992 | if (bitfield_bit_size_ptr) | |||
2993 | { | |||
2994 | *bitfield_bit_size_ptr = 0; | |||
2995 | ||||
2996 | if (is_bitfield && ast) | |||
2997 | { | |||
2998 | clang::Expr *bitfield_bit_size_expr = ivar_pos->getBitWidth(); | |||
2999 | llvm::APSInt bitfield_apsint; | |||
3000 | if (bitfield_bit_size_expr && bitfield_bit_size_expr->EvaluateAsInt(bitfield_apsint, *ast)) | |||
3001 | { | |||
3002 | *bitfield_bit_size_ptr = bitfield_apsint.getLimitedValue(); | |||
3003 | } | |||
3004 | } | |||
3005 | } | |||
3006 | if (is_bitfield_ptr) | |||
3007 | *is_bitfield_ptr = is_bitfield; | |||
3008 | ||||
3009 | return ivar_qual_type.getAsOpaquePtr(); | |||
3010 | } | |||
3011 | } | |||
3012 | } | |||
3013 | } | |||
3014 | return nullptr; | |||
3015 | } | |||
3016 | ||||
3017 | ClangASTType | |||
3018 | ClangASTType::GetFieldAtIndex (size_t idx, | |||
3019 | std::string& name, | |||
3020 | uint64_t *bit_offset_ptr, | |||
3021 | uint32_t *bitfield_bit_size_ptr, | |||
3022 | bool *is_bitfield_ptr) const | |||
3023 | { | |||
3024 | if (!IsValid()) | |||
3025 | return ClangASTType(); | |||
3026 | ||||
3027 | clang::QualType qual_type(GetCanonicalQualType()); | |||
3028 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3029 | switch (type_class) | |||
3030 | { | |||
3031 | case clang::Type::Record: | |||
3032 | if (GetCompleteType()) | |||
3033 | { | |||
3034 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
3035 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
3036 | uint32_t field_idx = 0; | |||
3037 | clang::RecordDecl::field_iterator field, field_end; | |||
3038 | for (field = record_decl->field_begin(), field_end = record_decl->field_end(); field != field_end; ++field, ++field_idx) | |||
3039 | { | |||
3040 | if (idx == field_idx) | |||
3041 | { | |||
3042 | // Print the member type if requested | |||
3043 | // Print the member name and equal sign | |||
3044 | name.assign(field->getNameAsString()); | |||
3045 | ||||
3046 | // Figure out the type byte size (field_type_info.first) and | |||
3047 | // alignment (field_type_info.second) from the AST context. | |||
3048 | if (bit_offset_ptr) | |||
3049 | { | |||
3050 | const clang::ASTRecordLayout &record_layout = m_ast->getASTRecordLayout(record_decl); | |||
3051 | *bit_offset_ptr = record_layout.getFieldOffset (field_idx); | |||
3052 | } | |||
3053 | ||||
3054 | const bool is_bitfield = field->isBitField(); | |||
3055 | ||||
3056 | if (bitfield_bit_size_ptr) | |||
3057 | { | |||
3058 | *bitfield_bit_size_ptr = 0; | |||
3059 | ||||
3060 | if (is_bitfield) | |||
3061 | { | |||
3062 | clang::Expr *bitfield_bit_size_expr = field->getBitWidth(); | |||
3063 | llvm::APSInt bitfield_apsint; | |||
3064 | if (bitfield_bit_size_expr && bitfield_bit_size_expr->EvaluateAsInt(bitfield_apsint, *m_ast)) | |||
3065 | { | |||
3066 | *bitfield_bit_size_ptr = bitfield_apsint.getLimitedValue(); | |||
3067 | } | |||
3068 | } | |||
3069 | } | |||
3070 | if (is_bitfield_ptr) | |||
3071 | *is_bitfield_ptr = is_bitfield; | |||
3072 | ||||
3073 | return ClangASTType (m_ast, field->getType()); | |||
3074 | } | |||
3075 | } | |||
3076 | } | |||
3077 | break; | |||
3078 | ||||
3079 | case clang::Type::ObjCObjectPointer: | |||
3080 | if (GetCompleteType()) | |||
3081 | { | |||
3082 | const clang::ObjCObjectPointerType *objc_class_type = qual_type->getAsObjCInterfacePointerType(); | |||
3083 | if (objc_class_type) | |||
3084 | { | |||
3085 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterfaceDecl(); | |||
3086 | return ClangASTType (m_ast, GetObjCFieldAtIndex(m_ast, class_interface_decl, idx, name, bit_offset_ptr, bitfield_bit_size_ptr, is_bitfield_ptr)); | |||
3087 | } | |||
3088 | } | |||
3089 | break; | |||
3090 | ||||
3091 | case clang::Type::ObjCObject: | |||
3092 | case clang::Type::ObjCInterface: | |||
3093 | if (GetCompleteType()) | |||
3094 | { | |||
3095 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
3096 | assert (objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 3096, __PRETTY_FUNCTION__)); | |||
3097 | if (objc_class_type) | |||
3098 | { | |||
3099 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
3100 | return ClangASTType (m_ast, GetObjCFieldAtIndex(m_ast, class_interface_decl, idx, name, bit_offset_ptr, bitfield_bit_size_ptr, is_bitfield_ptr)); | |||
3101 | } | |||
3102 | } | |||
3103 | break; | |||
3104 | ||||
3105 | ||||
3106 | case clang::Type::Typedef: | |||
3107 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()). | |||
3108 | GetFieldAtIndex (idx, | |||
3109 | name, | |||
3110 | bit_offset_ptr, | |||
3111 | bitfield_bit_size_ptr, | |||
3112 | is_bitfield_ptr); | |||
3113 | ||||
3114 | case clang::Type::Elaborated: | |||
3115 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()). | |||
3116 | GetFieldAtIndex (idx, | |||
3117 | name, | |||
3118 | bit_offset_ptr, | |||
3119 | bitfield_bit_size_ptr, | |||
3120 | is_bitfield_ptr); | |||
3121 | ||||
3122 | case clang::Type::Paren: | |||
3123 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()). | |||
3124 | GetFieldAtIndex (idx, | |||
3125 | name, | |||
3126 | bit_offset_ptr, | |||
3127 | bitfield_bit_size_ptr, | |||
3128 | is_bitfield_ptr); | |||
3129 | ||||
3130 | default: | |||
3131 | break; | |||
3132 | } | |||
3133 | return ClangASTType(); | |||
3134 | } | |||
3135 | ||||
3136 | uint32_t | |||
3137 | ClangASTType::GetIndexOfFieldWithName (const char* name, | |||
3138 | ClangASTType* field_clang_type_ptr, | |||
3139 | uint64_t *bit_offset_ptr, | |||
3140 | uint32_t *bitfield_bit_size_ptr, | |||
3141 | bool *is_bitfield_ptr) const | |||
3142 | { | |||
3143 | unsigned count = GetNumFields(); | |||
3144 | std::string field_name; | |||
3145 | for (unsigned index = 0; index < count; index++) | |||
3146 | { | |||
3147 | ClangASTType field_clang_type (GetFieldAtIndex(index, field_name, bit_offset_ptr, bitfield_bit_size_ptr, is_bitfield_ptr)); | |||
3148 | if (strcmp(field_name.c_str(), name) == 0) | |||
3149 | { | |||
3150 | if (field_clang_type_ptr) | |||
3151 | *field_clang_type_ptr = field_clang_type; | |||
3152 | return index; | |||
3153 | } | |||
3154 | } | |||
3155 | return UINT32_MAX(4294967295U); | |||
3156 | } | |||
3157 | ||||
3158 | // If a pointer to a pointee type (the clang_type arg) says that it has no | |||
3159 | // children, then we either need to trust it, or override it and return a | |||
3160 | // different result. For example, an "int *" has one child that is an integer, | |||
3161 | // but a function pointer doesn't have any children. Likewise if a Record type | |||
3162 | // claims it has no children, then there really is nothing to show. | |||
3163 | uint32_t | |||
3164 | ClangASTType::GetNumPointeeChildren () const | |||
3165 | { | |||
3166 | if (!IsValid()) | |||
3167 | return 0; | |||
3168 | ||||
3169 | clang::QualType qual_type(GetCanonicalQualType()); | |||
3170 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3171 | switch (type_class) | |||
3172 | { | |||
3173 | case clang::Type::Builtin: | |||
3174 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) | |||
3175 | { | |||
3176 | case clang::BuiltinType::UnknownAny: | |||
3177 | case clang::BuiltinType::Void: | |||
3178 | case clang::BuiltinType::NullPtr: | |||
3179 | case clang::BuiltinType::OCLEvent: | |||
3180 | case clang::BuiltinType::OCLImage1d: | |||
3181 | case clang::BuiltinType::OCLImage1dArray: | |||
3182 | case clang::BuiltinType::OCLImage1dBuffer: | |||
3183 | case clang::BuiltinType::OCLImage2d: | |||
3184 | case clang::BuiltinType::OCLImage2dArray: | |||
3185 | case clang::BuiltinType::OCLImage3d: | |||
3186 | case clang::BuiltinType::OCLSampler: | |||
3187 | return 0; | |||
3188 | case clang::BuiltinType::Bool: | |||
3189 | case clang::BuiltinType::Char_U: | |||
3190 | case clang::BuiltinType::UChar: | |||
3191 | case clang::BuiltinType::WChar_U: | |||
3192 | case clang::BuiltinType::Char16: | |||
3193 | case clang::BuiltinType::Char32: | |||
3194 | case clang::BuiltinType::UShort: | |||
3195 | case clang::BuiltinType::UInt: | |||
3196 | case clang::BuiltinType::ULong: | |||
3197 | case clang::BuiltinType::ULongLong: | |||
3198 | case clang::BuiltinType::UInt128: | |||
3199 | case clang::BuiltinType::Char_S: | |||
3200 | case clang::BuiltinType::SChar: | |||
3201 | case clang::BuiltinType::WChar_S: | |||
3202 | case clang::BuiltinType::Short: | |||
3203 | case clang::BuiltinType::Int: | |||
3204 | case clang::BuiltinType::Long: | |||
3205 | case clang::BuiltinType::LongLong: | |||
3206 | case clang::BuiltinType::Int128: | |||
3207 | case clang::BuiltinType::Float: | |||
3208 | case clang::BuiltinType::Double: | |||
3209 | case clang::BuiltinType::LongDouble: | |||
3210 | case clang::BuiltinType::Dependent: | |||
3211 | case clang::BuiltinType::Overload: | |||
3212 | case clang::BuiltinType::ObjCId: | |||
3213 | case clang::BuiltinType::ObjCClass: | |||
3214 | case clang::BuiltinType::ObjCSel: | |||
3215 | case clang::BuiltinType::BoundMember: | |||
3216 | case clang::BuiltinType::Half: | |||
3217 | case clang::BuiltinType::ARCUnbridgedCast: | |||
3218 | case clang::BuiltinType::PseudoObject: | |||
3219 | case clang::BuiltinType::BuiltinFn: | |||
3220 | return 1; | |||
3221 | } | |||
3222 | break; | |||
3223 | ||||
3224 | case clang::Type::Complex: return 1; | |||
3225 | case clang::Type::Pointer: return 1; | |||
3226 | case clang::Type::BlockPointer: return 0; // If block pointers don't have debug info, then no children for them | |||
3227 | case clang::Type::LValueReference: return 1; | |||
3228 | case clang::Type::RValueReference: return 1; | |||
3229 | case clang::Type::MemberPointer: return 0; | |||
3230 | case clang::Type::ConstantArray: return 0; | |||
3231 | case clang::Type::IncompleteArray: return 0; | |||
3232 | case clang::Type::VariableArray: return 0; | |||
3233 | case clang::Type::DependentSizedArray: return 0; | |||
3234 | case clang::Type::DependentSizedExtVector: return 0; | |||
3235 | case clang::Type::Vector: return 0; | |||
3236 | case clang::Type::ExtVector: return 0; | |||
3237 | case clang::Type::FunctionProto: return 0; // When we function pointers, they have no children... | |||
3238 | case clang::Type::FunctionNoProto: return 0; // When we function pointers, they have no children... | |||
3239 | case clang::Type::UnresolvedUsing: return 0; | |||
3240 | case clang::Type::Paren: return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetNumPointeeChildren (); | |||
3241 | case clang::Type::Typedef: return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumPointeeChildren (); | |||
3242 | case clang::Type::Elaborated: return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetNumPointeeChildren (); | |||
3243 | case clang::Type::TypeOfExpr: return 0; | |||
3244 | case clang::Type::TypeOf: return 0; | |||
3245 | case clang::Type::Decltype: return 0; | |||
3246 | case clang::Type::Record: return 0; | |||
3247 | case clang::Type::Enum: return 1; | |||
3248 | case clang::Type::TemplateTypeParm: return 1; | |||
3249 | case clang::Type::SubstTemplateTypeParm: return 1; | |||
3250 | case clang::Type::TemplateSpecialization: return 1; | |||
3251 | case clang::Type::InjectedClassName: return 0; | |||
3252 | case clang::Type::DependentName: return 1; | |||
3253 | case clang::Type::DependentTemplateSpecialization: return 1; | |||
3254 | case clang::Type::ObjCObject: return 0; | |||
3255 | case clang::Type::ObjCInterface: return 0; | |||
3256 | case clang::Type::ObjCObjectPointer: return 1; | |||
3257 | default: | |||
3258 | break; | |||
3259 | } | |||
3260 | return 0; | |||
3261 | } | |||
3262 | ||||
3263 | ||||
3264 | ClangASTType | |||
3265 | ClangASTType::GetChildClangTypeAtIndex (ExecutionContext *exe_ctx, | |||
3266 | size_t idx, | |||
3267 | bool transparent_pointers, | |||
3268 | bool omit_empty_base_classes, | |||
3269 | bool ignore_array_bounds, | |||
3270 | std::string& child_name, | |||
3271 | uint32_t &child_byte_size, | |||
3272 | int32_t &child_byte_offset, | |||
3273 | uint32_t &child_bitfield_bit_size, | |||
3274 | uint32_t &child_bitfield_bit_offset, | |||
3275 | bool &child_is_base_class, | |||
3276 | bool &child_is_deref_of_parent, | |||
3277 | ValueObject *valobj) const | |||
3278 | { | |||
3279 | if (!IsValid()) | |||
3280 | return ClangASTType(); | |||
3281 | ||||
3282 | clang::QualType parent_qual_type(GetCanonicalQualType()); | |||
3283 | const clang::Type::TypeClass parent_type_class = parent_qual_type->getTypeClass(); | |||
3284 | child_bitfield_bit_size = 0; | |||
3285 | child_bitfield_bit_offset = 0; | |||
3286 | child_is_base_class = false; | |||
3287 | ||||
3288 | const bool idx_is_valid = idx < GetNumChildren (omit_empty_base_classes); | |||
3289 | uint32_t bit_offset; | |||
3290 | switch (parent_type_class) | |||
3291 | { | |||
3292 | case clang::Type::Builtin: | |||
3293 | if (idx_is_valid) | |||
3294 | { | |||
3295 | switch (llvm::cast<clang::BuiltinType>(parent_qual_type)->getKind()) | |||
3296 | { | |||
3297 | case clang::BuiltinType::ObjCId: | |||
3298 | case clang::BuiltinType::ObjCClass: | |||
3299 | child_name = "isa"; | |||
3300 | child_byte_size = m_ast->getTypeSize(m_ast->ObjCBuiltinClassTy) / CHAR_BIT8; | |||
3301 | return ClangASTType (m_ast, m_ast->ObjCBuiltinClassTy); | |||
3302 | ||||
3303 | default: | |||
3304 | break; | |||
3305 | } | |||
3306 | } | |||
3307 | break; | |||
3308 | ||||
3309 | case clang::Type::Record: | |||
3310 | if (idx_is_valid && GetCompleteType()) | |||
3311 | { | |||
3312 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(parent_qual_type.getTypePtr()); | |||
3313 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
3314 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 3314, __PRETTY_FUNCTION__)); | |||
3315 | const clang::ASTRecordLayout &record_layout = m_ast->getASTRecordLayout(record_decl); | |||
3316 | uint32_t child_idx = 0; | |||
3317 | ||||
3318 | const clang::CXXRecordDecl *cxx_record_decl = llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
3319 | if (cxx_record_decl) | |||
3320 | { | |||
3321 | // We might have base classes to print out first | |||
3322 | clang::CXXRecordDecl::base_class_const_iterator base_class, base_class_end; | |||
3323 | for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); | |||
3324 | base_class != base_class_end; | |||
3325 | ++base_class) | |||
3326 | { | |||
3327 | const clang::CXXRecordDecl *base_class_decl = nullptr; | |||
3328 | ||||
3329 | // Skip empty base classes | |||
3330 | if (omit_empty_base_classes) | |||
3331 | { | |||
3332 | base_class_decl = llvm::cast<clang::CXXRecordDecl>(base_class->getType()->getAs<clang::RecordType>()->getDecl()); | |||
3333 | if (ClangASTContext::RecordHasFields(base_class_decl) == false) | |||
3334 | continue; | |||
3335 | } | |||
3336 | ||||
3337 | if (idx == child_idx) | |||
3338 | { | |||
3339 | if (base_class_decl == nullptr) | |||
3340 | base_class_decl = llvm::cast<clang::CXXRecordDecl>(base_class->getType()->getAs<clang::RecordType>()->getDecl()); | |||
3341 | ||||
3342 | ||||
3343 | if (base_class->isVirtual()) | |||
3344 | { | |||
3345 | bool handled = false; | |||
3346 | if (valobj) | |||
3347 | { | |||
3348 | Error err; | |||
3349 | AddressType addr_type = eAddressTypeInvalid; | |||
3350 | lldb::addr_t vtable_ptr_addr = valobj->GetCPPVTableAddress(addr_type); | |||
3351 | ||||
3352 | if (vtable_ptr_addr != LLDB_INVALID_ADDRESS(18446744073709551615UL) && addr_type == eAddressTypeLoad) | |||
3353 | { | |||
3354 | ||||
3355 | ExecutionContext exe_ctx (valobj->GetExecutionContextRef()); | |||
3356 | Process *process = exe_ctx.GetProcessPtr(); | |||
3357 | if (process) | |||
3358 | { | |||
3359 | clang::VTableContextBase *vtable_ctx = m_ast->getVTableContext(); | |||
3360 | if (vtable_ctx) | |||
3361 | { | |||
3362 | if (vtable_ctx->isMicrosoft()) | |||
3363 | { | |||
3364 | clang::MicrosoftVTableContext *msoft_vtable_ctx = static_cast<clang::MicrosoftVTableContext *>(vtable_ctx); | |||
3365 | ||||
3366 | if (vtable_ptr_addr) | |||
3367 | { | |||
3368 | const lldb::addr_t vbtable_ptr_addr = vtable_ptr_addr + record_layout.getVBPtrOffset().getQuantity(); | |||
3369 | ||||
3370 | const lldb::addr_t vbtable_ptr = process->ReadPointerFromMemory(vbtable_ptr_addr, err); | |||
3371 | if (vbtable_ptr != LLDB_INVALID_ADDRESS(18446744073709551615UL)) | |||
3372 | { | |||
3373 | // Get the index into the virtual base table. The index is the index in uint32_t from vbtable_ptr | |||
3374 | const unsigned vbtable_index = msoft_vtable_ctx->getVBTableIndex(cxx_record_decl, base_class_decl); | |||
3375 | const lldb::addr_t base_offset_addr = vbtable_ptr + vbtable_index * 4; | |||
3376 | const uint32_t base_offset = process->ReadUnsignedIntegerFromMemory(base_offset_addr, 4, UINT32_MAX(4294967295U), err); | |||
3377 | if (base_offset != UINT32_MAX(4294967295U)) | |||
3378 | { | |||
3379 | handled = true; | |||
3380 | bit_offset = base_offset * 8; | |||
3381 | } | |||
3382 | } | |||
3383 | } | |||
3384 | } | |||
3385 | else | |||
3386 | { | |||
3387 | clang::ItaniumVTableContext *itanium_vtable_ctx = static_cast<clang::ItaniumVTableContext *>(vtable_ctx); | |||
3388 | if (vtable_ptr_addr) | |||
3389 | { | |||
3390 | const lldb::addr_t vtable_ptr = process->ReadPointerFromMemory(vtable_ptr_addr, err); | |||
3391 | if (vtable_ptr != LLDB_INVALID_ADDRESS(18446744073709551615UL)) | |||
3392 | { | |||
3393 | clang::CharUnits base_offset_offset = itanium_vtable_ctx->getVirtualBaseOffsetOffset(cxx_record_decl, base_class_decl); | |||
3394 | const lldb::addr_t base_offset_addr = vtable_ptr + base_offset_offset.getQuantity(); | |||
3395 | const uint32_t base_offset = process->ReadUnsignedIntegerFromMemory(base_offset_addr, 4, UINT32_MAX(4294967295U), err); | |||
3396 | if (base_offset != UINT32_MAX(4294967295U)) | |||
3397 | { | |||
3398 | handled = true; | |||
3399 | bit_offset = base_offset * 8; | |||
3400 | } | |||
3401 | } | |||
3402 | } | |||
3403 | } | |||
3404 | } | |||
3405 | } | |||
3406 | } | |||
3407 | ||||
3408 | } | |||
3409 | if (!handled) | |||
3410 | bit_offset = record_layout.getVBaseClassOffset(base_class_decl).getQuantity() * 8; | |||
3411 | } | |||
3412 | else | |||
3413 | bit_offset = record_layout.getBaseClassOffset(base_class_decl).getQuantity() * 8; | |||
3414 | ||||
3415 | // Base classes should be a multiple of 8 bits in size | |||
3416 | child_byte_offset = bit_offset/8; | |||
3417 | ClangASTType base_class_clang_type(m_ast, base_class->getType()); | |||
3418 | child_name = base_class_clang_type.GetTypeName().AsCString(""); | |||
3419 | uint64_t base_class_clang_type_bit_size = base_class_clang_type.GetBitSize(); | |||
3420 | ||||
3421 | // Base classes bit sizes should be a multiple of 8 bits in size | |||
3422 | assert (base_class_clang_type_bit_size % 8 == 0)((base_class_clang_type_bit_size % 8 == 0) ? static_cast<void > (0) : __assert_fail ("base_class_clang_type_bit_size % 8 == 0" , "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 3422, __PRETTY_FUNCTION__)); | |||
3423 | child_byte_size = base_class_clang_type_bit_size / 8; | |||
3424 | child_is_base_class = true; | |||
3425 | return base_class_clang_type; | |||
3426 | } | |||
3427 | // We don't increment the child index in the for loop since we might | |||
3428 | // be skipping empty base classes | |||
3429 | ++child_idx; | |||
3430 | } | |||
3431 | } | |||
3432 | // Make sure index is in range... | |||
3433 | uint32_t field_idx = 0; | |||
3434 | clang::RecordDecl::field_iterator field, field_end; | |||
3435 | for (field = record_decl->field_begin(), field_end = record_decl->field_end(); field != field_end; ++field, ++field_idx, ++child_idx) | |||
3436 | { | |||
3437 | if (idx == child_idx) | |||
3438 | { | |||
3439 | // Print the member type if requested | |||
3440 | // Print the member name and equal sign | |||
3441 | child_name.assign(field->getNameAsString().c_str()); | |||
3442 | ||||
3443 | // Figure out the type byte size (field_type_info.first) and | |||
3444 | // alignment (field_type_info.second) from the AST context. | |||
3445 | ClangASTType field_clang_type (m_ast, field->getType()); | |||
3446 | assert(field_idx < record_layout.getFieldCount())((field_idx < record_layout.getFieldCount()) ? static_cast <void> (0) : __assert_fail ("field_idx < record_layout.getFieldCount()" , "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 3446, __PRETTY_FUNCTION__)); | |||
3447 | child_byte_size = field_clang_type.GetByteSize(); | |||
3448 | ||||
3449 | // Figure out the field offset within the current struct/union/class type | |||
3450 | bit_offset = record_layout.getFieldOffset (field_idx); | |||
3451 | child_byte_offset = bit_offset / 8; | |||
3452 | if (ClangASTContext::FieldIsBitfield (m_ast, *field, child_bitfield_bit_size)) | |||
3453 | child_bitfield_bit_offset = bit_offset % 8; | |||
3454 | ||||
3455 | return field_clang_type; | |||
3456 | } | |||
3457 | } | |||
3458 | } | |||
3459 | break; | |||
3460 | ||||
3461 | case clang::Type::ObjCObject: | |||
3462 | case clang::Type::ObjCInterface: | |||
3463 | if (idx_is_valid && GetCompleteType()) | |||
3464 | { | |||
3465 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(parent_qual_type.getTypePtr()); | |||
3466 | assert (objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 3466, __PRETTY_FUNCTION__)); | |||
3467 | if (objc_class_type) | |||
3468 | { | |||
3469 | uint32_t child_idx = 0; | |||
3470 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
3471 | ||||
3472 | if (class_interface_decl) | |||
3473 | { | |||
3474 | ||||
3475 | const clang::ASTRecordLayout &interface_layout = m_ast->getASTObjCInterfaceLayout(class_interface_decl); | |||
3476 | clang::ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); | |||
3477 | if (superclass_interface_decl) | |||
3478 | { | |||
3479 | if (omit_empty_base_classes) | |||
3480 | { | |||
3481 | ClangASTType base_class_clang_type (m_ast, m_ast->getObjCInterfaceType(superclass_interface_decl)); | |||
3482 | if (base_class_clang_type.GetNumChildren(omit_empty_base_classes) > 0) | |||
3483 | { | |||
3484 | if (idx == 0) | |||
3485 | { | |||
3486 | clang::QualType ivar_qual_type(m_ast->getObjCInterfaceType(superclass_interface_decl)); | |||
3487 | ||||
3488 | ||||
3489 | child_name.assign(superclass_interface_decl->getNameAsString().c_str()); | |||
3490 | ||||
3491 | clang::TypeInfo ivar_type_info = m_ast->getTypeInfo(ivar_qual_type.getTypePtr()); | |||
3492 | ||||
3493 | child_byte_size = ivar_type_info.Width / 8; | |||
3494 | child_byte_offset = 0; | |||
3495 | child_is_base_class = true; | |||
3496 | ||||
3497 | return ClangASTType (m_ast, ivar_qual_type); | |||
3498 | } | |||
3499 | ||||
3500 | ++child_idx; | |||
3501 | } | |||
3502 | } | |||
3503 | else | |||
3504 | ++child_idx; | |||
3505 | } | |||
3506 | ||||
3507 | const uint32_t superclass_idx = child_idx; | |||
3508 | ||||
3509 | if (idx < (child_idx + class_interface_decl->ivar_size())) | |||
3510 | { | |||
3511 | clang::ObjCInterfaceDecl::ivar_iterator ivar_pos, ivar_end = class_interface_decl->ivar_end(); | |||
3512 | ||||
3513 | for (ivar_pos = class_interface_decl->ivar_begin(); ivar_pos != ivar_end; ++ivar_pos) | |||
3514 | { | |||
3515 | if (child_idx == idx) | |||
3516 | { | |||
3517 | clang::ObjCIvarDecl* ivar_decl = *ivar_pos; | |||
3518 | ||||
3519 | clang::QualType ivar_qual_type(ivar_decl->getType()); | |||
3520 | ||||
3521 | child_name.assign(ivar_decl->getNameAsString().c_str()); | |||
3522 | ||||
3523 | clang::TypeInfo ivar_type_info = m_ast->getTypeInfo(ivar_qual_type.getTypePtr()); | |||
3524 | ||||
3525 | child_byte_size = ivar_type_info.Width / 8; | |||
3526 | ||||
3527 | // Figure out the field offset within the current struct/union/class type | |||
3528 | // For ObjC objects, we can't trust the bit offset we get from the Clang AST, since | |||
3529 | // that doesn't account for the space taken up by unbacked properties, or from | |||
3530 | // the changing size of base classes that are newer than this class. | |||
3531 | // So if we have a process around that we can ask about this object, do so. | |||
3532 | child_byte_offset = LLDB_INVALID_IVAR_OFFSET(4294967295U); | |||
3533 | Process *process = nullptr; | |||
3534 | if (exe_ctx) | |||
3535 | process = exe_ctx->GetProcessPtr(); | |||
3536 | if (process) | |||
3537 | { | |||
3538 | ObjCLanguageRuntime *objc_runtime = process->GetObjCLanguageRuntime(); | |||
3539 | if (objc_runtime != nullptr) | |||
3540 | { | |||
3541 | ClangASTType parent_ast_type (m_ast, parent_qual_type); | |||
3542 | child_byte_offset = objc_runtime->GetByteOffsetForIvar (parent_ast_type, ivar_decl->getNameAsString().c_str()); | |||
3543 | } | |||
3544 | } | |||
3545 | ||||
3546 | // Setting this to UINT32_MAX to make sure we don't compute it twice... | |||
3547 | bit_offset = UINT32_MAX(4294967295U); | |||
3548 | ||||
3549 | if (child_byte_offset == static_cast<int32_t>(LLDB_INVALID_IVAR_OFFSET(4294967295U))) | |||
3550 | { | |||
3551 | bit_offset = interface_layout.getFieldOffset (child_idx - superclass_idx); | |||
3552 | child_byte_offset = bit_offset / 8; | |||
3553 | } | |||
3554 | ||||
3555 | // Note, the ObjC Ivar Byte offset is just that, it doesn't account for the bit offset | |||
3556 | // of a bitfield within its containing object. So regardless of where we get the byte | |||
3557 | // offset from, we still need to get the bit offset for bitfields from the layout. | |||
3558 | ||||
3559 | if (ClangASTContext::FieldIsBitfield (m_ast, ivar_decl, child_bitfield_bit_size)) | |||
3560 | { | |||
3561 | if (bit_offset == UINT32_MAX(4294967295U)) | |||
3562 | bit_offset = interface_layout.getFieldOffset (child_idx - superclass_idx); | |||
3563 | ||||
3564 | child_bitfield_bit_offset = bit_offset % 8; | |||
3565 | } | |||
3566 | return ClangASTType (m_ast, ivar_qual_type); | |||
3567 | } | |||
3568 | ++child_idx; | |||
3569 | } | |||
3570 | } | |||
3571 | } | |||
3572 | } | |||
3573 | } | |||
3574 | break; | |||
3575 | ||||
3576 | case clang::Type::ObjCObjectPointer: | |||
3577 | if (idx_is_valid) | |||
3578 | { | |||
3579 | ClangASTType pointee_clang_type (GetPointeeType()); | |||
3580 | ||||
3581 | if (transparent_pointers && pointee_clang_type.IsAggregateType()) | |||
3582 | { | |||
3583 | child_is_deref_of_parent = false; | |||
3584 | bool tmp_child_is_deref_of_parent = false; | |||
3585 | return pointee_clang_type.GetChildClangTypeAtIndex (exe_ctx, | |||
3586 | idx, | |||
3587 | transparent_pointers, | |||
3588 | omit_empty_base_classes, | |||
3589 | ignore_array_bounds, | |||
3590 | child_name, | |||
3591 | child_byte_size, | |||
3592 | child_byte_offset, | |||
3593 | child_bitfield_bit_size, | |||
3594 | child_bitfield_bit_offset, | |||
3595 | child_is_base_class, | |||
3596 | tmp_child_is_deref_of_parent, | |||
3597 | valobj); | |||
3598 | } | |||
3599 | else | |||
3600 | { | |||
3601 | child_is_deref_of_parent = true; | |||
3602 | const char *parent_name = valobj ? valobj->GetName().GetCString() : NULL__null; | |||
3603 | if (parent_name) | |||
3604 | { | |||
3605 | child_name.assign(1, '*'); | |||
3606 | child_name += parent_name; | |||
3607 | } | |||
3608 | ||||
3609 | // We have a pointer to an simple type | |||
3610 | if (idx == 0 && pointee_clang_type.GetCompleteType()) | |||
3611 | { | |||
3612 | child_byte_size = pointee_clang_type.GetByteSize(); | |||
3613 | child_byte_offset = 0; | |||
3614 | return pointee_clang_type; | |||
3615 | } | |||
3616 | } | |||
3617 | } | |||
3618 | break; | |||
3619 | ||||
3620 | case clang::Type::Vector: | |||
3621 | case clang::Type::ExtVector: | |||
3622 | if (idx_is_valid) | |||
3623 | { | |||
3624 | const clang::VectorType *array = llvm::cast<clang::VectorType>(parent_qual_type.getTypePtr()); | |||
3625 | if (array) | |||
3626 | { | |||
3627 | ClangASTType element_type (m_ast, array->getElementType()); | |||
3628 | if (element_type.GetCompleteType()) | |||
3629 | { | |||
3630 | char element_name[64]; | |||
3631 | ::snprintf (element_name, sizeof (element_name), "[%zu]", idx); | |||
3632 | child_name.assign(element_name); | |||
3633 | child_byte_size = element_type.GetByteSize(); | |||
3634 | child_byte_offset = (int32_t)idx * (int32_t)child_byte_size; | |||
3635 | return element_type; | |||
3636 | } | |||
3637 | } | |||
3638 | } | |||
3639 | break; | |||
3640 | ||||
3641 | case clang::Type::ConstantArray: | |||
3642 | case clang::Type::IncompleteArray: | |||
3643 | if (ignore_array_bounds || idx_is_valid) | |||
3644 | { | |||
3645 | const clang::ArrayType *array = llvm::cast<clang::ArrayType>(parent_qual_type.getTypePtr()); | |||
3646 | if (array) | |||
3647 | { | |||
3648 | ClangASTType element_type (m_ast, array->getElementType()); | |||
3649 | if (element_type.GetCompleteType()) | |||
3650 | { | |||
3651 | char element_name[64]; | |||
3652 | ::snprintf (element_name, sizeof (element_name), "[%zu]", idx); | |||
3653 | child_name.assign(element_name); | |||
3654 | child_byte_size = element_type.GetByteSize(); | |||
3655 | child_byte_offset = (int32_t)idx * (int32_t)child_byte_size; | |||
3656 | return element_type; | |||
3657 | } | |||
3658 | } | |||
3659 | } | |||
3660 | break; | |||
3661 | ||||
3662 | ||||
3663 | case clang::Type::Pointer: | |||
3664 | if (idx_is_valid) | |||
3665 | { | |||
3666 | ClangASTType pointee_clang_type (GetPointeeType()); | |||
3667 | ||||
3668 | // Don't dereference "void *" pointers | |||
3669 | if (pointee_clang_type.IsVoidType()) | |||
3670 | return ClangASTType(); | |||
3671 | ||||
3672 | if (transparent_pointers && pointee_clang_type.IsAggregateType ()) | |||
3673 | { | |||
3674 | child_is_deref_of_parent = false; | |||
3675 | bool tmp_child_is_deref_of_parent = false; | |||
3676 | return pointee_clang_type.GetChildClangTypeAtIndex (exe_ctx, | |||
3677 | idx, | |||
3678 | transparent_pointers, | |||
3679 | omit_empty_base_classes, | |||
3680 | ignore_array_bounds, | |||
3681 | child_name, | |||
3682 | child_byte_size, | |||
3683 | child_byte_offset, | |||
3684 | child_bitfield_bit_size, | |||
3685 | child_bitfield_bit_offset, | |||
3686 | child_is_base_class, | |||
3687 | tmp_child_is_deref_of_parent, | |||
3688 | valobj); | |||
3689 | } | |||
3690 | else | |||
3691 | { | |||
3692 | child_is_deref_of_parent = true; | |||
3693 | ||||
3694 | const char *parent_name = valobj ? valobj->GetName().GetCString() : NULL__null; | |||
3695 | if (parent_name) | |||
3696 | { | |||
3697 | child_name.assign(1, '*'); | |||
3698 | child_name += parent_name; | |||
3699 | } | |||
3700 | ||||
3701 | // We have a pointer to an simple type | |||
3702 | if (idx == 0) | |||
3703 | { | |||
3704 | child_byte_size = pointee_clang_type.GetByteSize(); | |||
3705 | child_byte_offset = 0; | |||
3706 | return pointee_clang_type; | |||
3707 | } | |||
3708 | } | |||
3709 | } | |||
3710 | break; | |||
3711 | ||||
3712 | case clang::Type::LValueReference: | |||
3713 | case clang::Type::RValueReference: | |||
3714 | if (idx_is_valid) | |||
3715 | { | |||
3716 | const clang::ReferenceType *reference_type = llvm::cast<clang::ReferenceType>(parent_qual_type.getTypePtr()); | |||
3717 | ClangASTType pointee_clang_type (m_ast, reference_type->getPointeeType()); | |||
3718 | if (transparent_pointers && pointee_clang_type.IsAggregateType ()) | |||
3719 | { | |||
3720 | child_is_deref_of_parent = false; | |||
3721 | bool tmp_child_is_deref_of_parent = false; | |||
3722 | return pointee_clang_type.GetChildClangTypeAtIndex (exe_ctx, | |||
3723 | idx, | |||
3724 | transparent_pointers, | |||
3725 | omit_empty_base_classes, | |||
3726 | ignore_array_bounds, | |||
3727 | child_name, | |||
3728 | child_byte_size, | |||
3729 | child_byte_offset, | |||
3730 | child_bitfield_bit_size, | |||
3731 | child_bitfield_bit_offset, | |||
3732 | child_is_base_class, | |||
3733 | tmp_child_is_deref_of_parent, | |||
3734 | valobj); | |||
3735 | } | |||
3736 | else | |||
3737 | { | |||
3738 | const char *parent_name = valobj ? valobj->GetName().GetCString() : NULL__null; | |||
3739 | if (parent_name) | |||
3740 | { | |||
3741 | child_name.assign(1, '&'); | |||
3742 | child_name += parent_name; | |||
3743 | } | |||
3744 | ||||
3745 | // We have a pointer to an simple type | |||
3746 | if (idx == 0) | |||
3747 | { | |||
3748 | child_byte_size = pointee_clang_type.GetByteSize(); | |||
3749 | child_byte_offset = 0; | |||
3750 | return pointee_clang_type; | |||
3751 | } | |||
3752 | } | |||
3753 | } | |||
3754 | break; | |||
3755 | ||||
3756 | case clang::Type::Typedef: | |||
3757 | { | |||
3758 | ClangASTType typedefed_clang_type (m_ast, llvm::cast<clang::TypedefType>(parent_qual_type)->getDecl()->getUnderlyingType()); | |||
3759 | return typedefed_clang_type.GetChildClangTypeAtIndex (exe_ctx, | |||
3760 | idx, | |||
3761 | transparent_pointers, | |||
3762 | omit_empty_base_classes, | |||
3763 | ignore_array_bounds, | |||
3764 | child_name, | |||
3765 | child_byte_size, | |||
3766 | child_byte_offset, | |||
3767 | child_bitfield_bit_size, | |||
3768 | child_bitfield_bit_offset, | |||
3769 | child_is_base_class, | |||
3770 | child_is_deref_of_parent, | |||
3771 | valobj); | |||
3772 | } | |||
3773 | break; | |||
3774 | ||||
3775 | case clang::Type::Elaborated: | |||
3776 | { | |||
3777 | ClangASTType elaborated_clang_type (m_ast, llvm::cast<clang::ElaboratedType>(parent_qual_type)->getNamedType()); | |||
3778 | return elaborated_clang_type.GetChildClangTypeAtIndex (exe_ctx, | |||
3779 | idx, | |||
3780 | transparent_pointers, | |||
3781 | omit_empty_base_classes, | |||
3782 | ignore_array_bounds, | |||
3783 | child_name, | |||
3784 | child_byte_size, | |||
3785 | child_byte_offset, | |||
3786 | child_bitfield_bit_size, | |||
3787 | child_bitfield_bit_offset, | |||
3788 | child_is_base_class, | |||
3789 | child_is_deref_of_parent, | |||
3790 | valobj); | |||
3791 | } | |||
3792 | ||||
3793 | case clang::Type::Paren: | |||
3794 | { | |||
3795 | ClangASTType paren_clang_type (m_ast, llvm::cast<clang::ParenType>(parent_qual_type)->desugar()); | |||
3796 | return paren_clang_type.GetChildClangTypeAtIndex (exe_ctx, | |||
3797 | idx, | |||
3798 | transparent_pointers, | |||
3799 | omit_empty_base_classes, | |||
3800 | ignore_array_bounds, | |||
3801 | child_name, | |||
3802 | child_byte_size, | |||
3803 | child_byte_offset, | |||
3804 | child_bitfield_bit_size, | |||
3805 | child_bitfield_bit_offset, | |||
3806 | child_is_base_class, | |||
3807 | child_is_deref_of_parent, | |||
3808 | valobj); | |||
3809 | } | |||
3810 | ||||
3811 | ||||
3812 | default: | |||
3813 | break; | |||
3814 | } | |||
3815 | return ClangASTType(); | |||
3816 | } | |||
3817 | ||||
3818 | static inline bool | |||
3819 | BaseSpecifierIsEmpty (const clang::CXXBaseSpecifier *b) | |||
3820 | { | |||
3821 | return ClangASTContext::RecordHasFields(b->getType()->getAsCXXRecordDecl()) == false; | |||
3822 | } | |||
3823 | ||||
3824 | static uint32_t | |||
3825 | GetIndexForRecordBase | |||
3826 | ( | |||
3827 | const clang::RecordDecl *record_decl, | |||
3828 | const clang::CXXBaseSpecifier *base_spec, | |||
3829 | bool omit_empty_base_classes | |||
3830 | ) | |||
3831 | { | |||
3832 | uint32_t child_idx = 0; | |||
3833 | ||||
3834 | const clang::CXXRecordDecl *cxx_record_decl = llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
3835 | ||||
3836 | // const char *super_name = record_decl->getNameAsCString(); | |||
3837 | // const char *base_name = base_spec->getType()->getAs<clang::RecordType>()->getDecl()->getNameAsCString(); | |||
3838 | // printf ("GetIndexForRecordChild (%s, %s)\n", super_name, base_name); | |||
3839 | // | |||
3840 | if (cxx_record_decl) | |||
3841 | { | |||
3842 | clang::CXXRecordDecl::base_class_const_iterator base_class, base_class_end; | |||
3843 | for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); | |||
3844 | base_class != base_class_end; | |||
3845 | ++base_class) | |||
3846 | { | |||
3847 | if (omit_empty_base_classes) | |||
3848 | { | |||
3849 | if (BaseSpecifierIsEmpty (base_class)) | |||
3850 | continue; | |||
3851 | } | |||
3852 | ||||
3853 | // printf ("GetIndexForRecordChild (%s, %s) base[%u] = %s\n", super_name, base_name, | |||
3854 | // child_idx, | |||
3855 | // base_class->getType()->getAs<clang::RecordType>()->getDecl()->getNameAsCString()); | |||
3856 | // | |||
3857 | // | |||
3858 | if (base_class == base_spec) | |||
3859 | return child_idx; | |||
3860 | ++child_idx; | |||
3861 | } | |||
3862 | } | |||
3863 | ||||
3864 | return UINT32_MAX(4294967295U); | |||
3865 | } | |||
3866 | ||||
3867 | ||||
3868 | static uint32_t | |||
3869 | GetIndexForRecordChild (const clang::RecordDecl *record_decl, | |||
3870 | clang::NamedDecl *canonical_decl, | |||
3871 | bool omit_empty_base_classes) | |||
3872 | { | |||
3873 | uint32_t child_idx = ClangASTContext::GetNumBaseClasses (llvm::dyn_cast<clang::CXXRecordDecl>(record_decl), | |||
3874 | omit_empty_base_classes); | |||
3875 | ||||
3876 | clang::RecordDecl::field_iterator field, field_end; | |||
3877 | for (field = record_decl->field_begin(), field_end = record_decl->field_end(); | |||
3878 | field != field_end; | |||
3879 | ++field, ++child_idx) | |||
3880 | { | |||
3881 | if (field->getCanonicalDecl() == canonical_decl) | |||
3882 | return child_idx; | |||
3883 | } | |||
3884 | ||||
3885 | return UINT32_MAX(4294967295U); | |||
3886 | } | |||
3887 | ||||
3888 | // Look for a child member (doesn't include base classes, but it does include | |||
3889 | // their members) in the type hierarchy. Returns an index path into "clang_type" | |||
3890 | // on how to reach the appropriate member. | |||
3891 | // | |||
3892 | // class A | |||
3893 | // { | |||
3894 | // public: | |||
3895 | // int m_a; | |||
3896 | // int m_b; | |||
3897 | // }; | |||
3898 | // | |||
3899 | // class B | |||
3900 | // { | |||
3901 | // }; | |||
3902 | // | |||
3903 | // class C : | |||
3904 | // public B, | |||
3905 | // public A | |||
3906 | // { | |||
3907 | // }; | |||
3908 | // | |||
3909 | // If we have a clang type that describes "class C", and we wanted to looked | |||
3910 | // "m_b" in it: | |||
3911 | // | |||
3912 | // With omit_empty_base_classes == false we would get an integer array back with: | |||
3913 | // { 1, 1 } | |||
3914 | // The first index 1 is the child index for "class A" within class C | |||
3915 | // The second index 1 is the child index for "m_b" within class A | |||
3916 | // | |||
3917 | // With omit_empty_base_classes == true we would get an integer array back with: | |||
3918 | // { 0, 1 } | |||
3919 | // The first index 0 is the child index for "class A" within class C (since class B doesn't have any members it doesn't count) | |||
3920 | // The second index 1 is the child index for "m_b" within class A | |||
3921 | ||||
3922 | size_t | |||
3923 | ClangASTType::GetIndexOfChildMemberWithName (const char *name, | |||
3924 | bool omit_empty_base_classes, | |||
3925 | std::vector<uint32_t>& child_indexes) const | |||
3926 | { | |||
3927 | if (IsValid() && name && name[0]) | |||
3928 | { | |||
3929 | clang::QualType qual_type(GetCanonicalQualType()); | |||
3930 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3931 | switch (type_class) | |||
3932 | { | |||
3933 | case clang::Type::Record: | |||
3934 | if (GetCompleteType ()) | |||
3935 | { | |||
3936 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
3937 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
3938 | ||||
3939 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 3939, __PRETTY_FUNCTION__)); | |||
3940 | uint32_t child_idx = 0; | |||
3941 | ||||
3942 | const clang::CXXRecordDecl *cxx_record_decl = llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
3943 | ||||
3944 | // Try and find a field that matches NAME | |||
3945 | clang::RecordDecl::field_iterator field, field_end; | |||
3946 | llvm::StringRef name_sref(name); | |||
3947 | for (field = record_decl->field_begin(), field_end = record_decl->field_end(); | |||
3948 | field != field_end; | |||
3949 | ++field, ++child_idx) | |||
3950 | { | |||
3951 | llvm::StringRef field_name = field->getName(); | |||
3952 | if (field_name.empty()) | |||
3953 | { | |||
3954 | ClangASTType field_type(m_ast,field->getType()); | |||
3955 | child_indexes.push_back(child_idx); | |||
3956 | if (field_type.GetIndexOfChildMemberWithName(name, omit_empty_base_classes, child_indexes)) | |||
3957 | return child_indexes.size(); | |||
3958 | child_indexes.pop_back(); | |||
3959 | ||||
3960 | } | |||
3961 | else if (field_name.equals (name_sref)) | |||
3962 | { | |||
3963 | // We have to add on the number of base classes to this index! | |||
3964 | child_indexes.push_back (child_idx + ClangASTContext::GetNumBaseClasses (cxx_record_decl, omit_empty_base_classes)); | |||
3965 | return child_indexes.size(); | |||
3966 | } | |||
3967 | } | |||
3968 | ||||
3969 | if (cxx_record_decl) | |||
3970 | { | |||
3971 | const clang::RecordDecl *parent_record_decl = cxx_record_decl; | |||
3972 | ||||
3973 | //printf ("parent = %s\n", parent_record_decl->getNameAsCString()); | |||
3974 | ||||
3975 | //const Decl *root_cdecl = cxx_record_decl->getCanonicalDecl(); | |||
3976 | // Didn't find things easily, lets let clang do its thang... | |||
3977 | clang::IdentifierInfo & ident_ref = m_ast->Idents.get(name_sref); | |||
3978 | clang::DeclarationName decl_name(&ident_ref); | |||
3979 | ||||
3980 | clang::CXXBasePaths paths; | |||
3981 | if (cxx_record_decl->lookupInBases(clang::CXXRecordDecl::FindOrdinaryMember, | |||
3982 | decl_name.getAsOpaquePtr(), | |||
3983 | paths)) | |||
3984 | { | |||
3985 | clang::CXXBasePaths::const_paths_iterator path, path_end = paths.end(); | |||
3986 | for (path = paths.begin(); path != path_end; ++path) | |||
3987 | { | |||
3988 | const size_t num_path_elements = path->size(); | |||
3989 | for (size_t e=0; e<num_path_elements; ++e) | |||
3990 | { | |||
3991 | clang::CXXBasePathElement elem = (*path)[e]; | |||
3992 | ||||
3993 | child_idx = GetIndexForRecordBase (parent_record_decl, elem.Base, omit_empty_base_classes); | |||
3994 | if (child_idx == UINT32_MAX(4294967295U)) | |||
3995 | { | |||
3996 | child_indexes.clear(); | |||
3997 | return 0; | |||
3998 | } | |||
3999 | else | |||
4000 | { | |||
4001 | child_indexes.push_back (child_idx); | |||
4002 | parent_record_decl = llvm::cast<clang::RecordDecl>(elem.Base->getType()->getAs<clang::RecordType>()->getDecl()); | |||
4003 | } | |||
4004 | } | |||
4005 | for (clang::NamedDecl *path_decl : path->Decls) | |||
4006 | { | |||
4007 | child_idx = GetIndexForRecordChild (parent_record_decl, path_decl, omit_empty_base_classes); | |||
4008 | if (child_idx == UINT32_MAX(4294967295U)) | |||
4009 | { | |||
4010 | child_indexes.clear(); | |||
4011 | return 0; | |||
4012 | } | |||
4013 | else | |||
4014 | { | |||
4015 | child_indexes.push_back (child_idx); | |||
4016 | } | |||
4017 | } | |||
4018 | } | |||
4019 | return child_indexes.size(); | |||
4020 | } | |||
4021 | } | |||
4022 | ||||
4023 | } | |||
4024 | break; | |||
4025 | ||||
4026 | case clang::Type::ObjCObject: | |||
4027 | case clang::Type::ObjCInterface: | |||
4028 | if (GetCompleteType ()) | |||
4029 | { | |||
4030 | llvm::StringRef name_sref(name); | |||
4031 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
4032 | assert (objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 4032, __PRETTY_FUNCTION__)); | |||
4033 | if (objc_class_type) | |||
4034 | { | |||
4035 | uint32_t child_idx = 0; | |||
4036 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
4037 | ||||
4038 | if (class_interface_decl) | |||
4039 | { | |||
4040 | clang::ObjCInterfaceDecl::ivar_iterator ivar_pos, ivar_end = class_interface_decl->ivar_end(); | |||
4041 | clang::ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); | |||
4042 | ||||
4043 | for (ivar_pos = class_interface_decl->ivar_begin(); ivar_pos != ivar_end; ++ivar_pos, ++child_idx) | |||
4044 | { | |||
4045 | const clang::ObjCIvarDecl* ivar_decl = *ivar_pos; | |||
4046 | ||||
4047 | if (ivar_decl->getName().equals (name_sref)) | |||
4048 | { | |||
4049 | if ((!omit_empty_base_classes && superclass_interface_decl) || | |||
4050 | ( omit_empty_base_classes && ObjCDeclHasIVars (superclass_interface_decl, true))) | |||
4051 | ++child_idx; | |||
4052 | ||||
4053 | child_indexes.push_back (child_idx); | |||
4054 | return child_indexes.size(); | |||
4055 | } | |||
4056 | } | |||
4057 | ||||
4058 | if (superclass_interface_decl) | |||
4059 | { | |||
4060 | // The super class index is always zero for ObjC classes, | |||
4061 | // so we push it onto the child indexes in case we find | |||
4062 | // an ivar in our superclass... | |||
4063 | child_indexes.push_back (0); | |||
4064 | ||||
4065 | ClangASTType superclass_clang_type (m_ast, m_ast->getObjCInterfaceType(superclass_interface_decl)); | |||
4066 | if (superclass_clang_type.GetIndexOfChildMemberWithName (name, | |||
4067 | omit_empty_base_classes, | |||
4068 | child_indexes)) | |||
4069 | { | |||
4070 | // We did find an ivar in a superclass so just | |||
4071 | // return the results! | |||
4072 | return child_indexes.size(); | |||
4073 | } | |||
4074 | ||||
4075 | // We didn't find an ivar matching "name" in our | |||
4076 | // superclass, pop the superclass zero index that | |||
4077 | // we pushed on above. | |||
4078 | child_indexes.pop_back(); | |||
4079 | } | |||
4080 | } | |||
4081 | } | |||
4082 | } | |||
4083 | break; | |||
4084 | ||||
4085 | case clang::Type::ObjCObjectPointer: | |||
4086 | { | |||
4087 | ClangASTType objc_object_clang_type (m_ast, llvm::cast<clang::ObjCObjectPointerType>(qual_type.getTypePtr())->getPointeeType()); | |||
4088 | return objc_object_clang_type.GetIndexOfChildMemberWithName (name, | |||
4089 | omit_empty_base_classes, | |||
4090 | child_indexes); | |||
4091 | } | |||
4092 | break; | |||
4093 | ||||
4094 | ||||
4095 | case clang::Type::ConstantArray: | |||
4096 | { | |||
4097 | // const clang::ConstantArrayType *array = llvm::cast<clang::ConstantArrayType>(parent_qual_type.getTypePtr()); | |||
4098 | // const uint64_t element_count = array->getSize().getLimitedValue(); | |||
4099 | // | |||
4100 | // if (idx < element_count) | |||
4101 | // { | |||
4102 | // std::pair<uint64_t, unsigned> field_type_info = ast->getTypeInfo(array->getElementType()); | |||
4103 | // | |||
4104 | // char element_name[32]; | |||
4105 | // ::snprintf (element_name, sizeof (element_name), "%s[%u]", parent_name ? parent_name : "", idx); | |||
4106 | // | |||
4107 | // child_name.assign(element_name); | |||
4108 | // assert(field_type_info.first % 8 == 0); | |||
4109 | // child_byte_size = field_type_info.first / 8; | |||
4110 | // child_byte_offset = idx * child_byte_size; | |||
4111 | // return array->getElementType().getAsOpaquePtr(); | |||
4112 | // } | |||
4113 | } | |||
4114 | break; | |||
4115 | ||||
4116 | // case clang::Type::MemberPointerType: | |||
4117 | // { | |||
4118 | // MemberPointerType *mem_ptr_type = llvm::cast<MemberPointerType>(qual_type.getTypePtr()); | |||
4119 | // clang::QualType pointee_type = mem_ptr_type->getPointeeType(); | |||
4120 | // | |||
4121 | // if (ClangASTContext::IsAggregateType (pointee_type.getAsOpaquePtr())) | |||
4122 | // { | |||
4123 | // return GetIndexOfChildWithName (ast, | |||
4124 | // mem_ptr_type->getPointeeType().getAsOpaquePtr(), | |||
4125 | // name); | |||
4126 | // } | |||
4127 | // } | |||
4128 | // break; | |||
4129 | // | |||
4130 | case clang::Type::LValueReference: | |||
4131 | case clang::Type::RValueReference: | |||
4132 | { | |||
4133 | const clang::ReferenceType *reference_type = llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
4134 | clang::QualType pointee_type(reference_type->getPointeeType()); | |||
4135 | ClangASTType pointee_clang_type (m_ast, pointee_type); | |||
4136 | ||||
4137 | if (pointee_clang_type.IsAggregateType ()) | |||
4138 | { | |||
4139 | return pointee_clang_type.GetIndexOfChildMemberWithName (name, | |||
4140 | omit_empty_base_classes, | |||
4141 | child_indexes); | |||
4142 | } | |||
4143 | } | |||
4144 | break; | |||
4145 | ||||
4146 | case clang::Type::Pointer: | |||
4147 | { | |||
4148 | ClangASTType pointee_clang_type (GetPointeeType()); | |||
4149 | ||||
4150 | if (pointee_clang_type.IsAggregateType ()) | |||
4151 | { | |||
4152 | return pointee_clang_type.GetIndexOfChildMemberWithName (name, | |||
4153 | omit_empty_base_classes, | |||
4154 | child_indexes); | |||
4155 | } | |||
4156 | } | |||
4157 | break; | |||
4158 | ||||
4159 | case clang::Type::Typedef: | |||
4160 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetIndexOfChildMemberWithName (name, | |||
4161 | omit_empty_base_classes, | |||
4162 | child_indexes); | |||
4163 | ||||
4164 | case clang::Type::Elaborated: | |||
4165 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetIndexOfChildMemberWithName (name, | |||
4166 | omit_empty_base_classes, | |||
4167 | child_indexes); | |||
4168 | ||||
4169 | case clang::Type::Paren: | |||
4170 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetIndexOfChildMemberWithName (name, | |||
4171 | omit_empty_base_classes, | |||
4172 | child_indexes); | |||
4173 | ||||
4174 | default: | |||
4175 | break; | |||
4176 | } | |||
4177 | } | |||
4178 | return 0; | |||
4179 | } | |||
4180 | ||||
4181 | ||||
4182 | // Get the index of the child of "clang_type" whose name matches. This function | |||
4183 | // doesn't descend into the children, but only looks one level deep and name | |||
4184 | // matches can include base class names. | |||
4185 | ||||
4186 | uint32_t | |||
4187 | ClangASTType::GetIndexOfChildWithName (const char *name, bool omit_empty_base_classes) const | |||
4188 | { | |||
4189 | if (IsValid() && name && name[0]) | |||
4190 | { | |||
4191 | clang::QualType qual_type(GetCanonicalQualType()); | |||
4192 | ||||
4193 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
4194 | ||||
4195 | switch (type_class) | |||
4196 | { | |||
4197 | case clang::Type::Record: | |||
4198 | if (GetCompleteType ()) | |||
4199 | { | |||
4200 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
4201 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
4202 | ||||
4203 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 4203, __PRETTY_FUNCTION__)); | |||
4204 | uint32_t child_idx = 0; | |||
4205 | ||||
4206 | const clang::CXXRecordDecl *cxx_record_decl = llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
4207 | ||||
4208 | if (cxx_record_decl) | |||
4209 | { | |||
4210 | clang::CXXRecordDecl::base_class_const_iterator base_class, base_class_end; | |||
4211 | for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); | |||
4212 | base_class != base_class_end; | |||
4213 | ++base_class) | |||
4214 | { | |||
4215 | // Skip empty base classes | |||
4216 | clang::CXXRecordDecl *base_class_decl = llvm::cast<clang::CXXRecordDecl>(base_class->getType()->getAs<clang::RecordType>()->getDecl()); | |||
4217 | if (omit_empty_base_classes && ClangASTContext::RecordHasFields(base_class_decl) == false) | |||
4218 | continue; | |||
4219 | ||||
4220 | ClangASTType base_class_clang_type (m_ast, base_class->getType()); | |||
4221 | std::string base_class_type_name (base_class_clang_type.GetTypeName().AsCString("")); | |||
4222 | if (base_class_type_name.compare (name) == 0) | |||
4223 | return child_idx; | |||
4224 | ++child_idx; | |||
4225 | } | |||
4226 | } | |||
4227 | ||||
4228 | // Try and find a field that matches NAME | |||
4229 | clang::RecordDecl::field_iterator field, field_end; | |||
4230 | llvm::StringRef name_sref(name); | |||
4231 | for (field = record_decl->field_begin(), field_end = record_decl->field_end(); | |||
4232 | field != field_end; | |||
4233 | ++field, ++child_idx) | |||
4234 | { | |||
4235 | if (field->getName().equals (name_sref)) | |||
4236 | return child_idx; | |||
4237 | } | |||
4238 | ||||
4239 | } | |||
4240 | break; | |||
4241 | ||||
4242 | case clang::Type::ObjCObject: | |||
4243 | case clang::Type::ObjCInterface: | |||
4244 | if (GetCompleteType()) | |||
4245 | { | |||
4246 | llvm::StringRef name_sref(name); | |||
4247 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
4248 | assert (objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 4248, __PRETTY_FUNCTION__)); | |||
4249 | if (objc_class_type) | |||
4250 | { | |||
4251 | uint32_t child_idx = 0; | |||
4252 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
4253 | ||||
4254 | if (class_interface_decl) | |||
4255 | { | |||
4256 | clang::ObjCInterfaceDecl::ivar_iterator ivar_pos, ivar_end = class_interface_decl->ivar_end(); | |||
4257 | clang::ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); | |||
4258 | ||||
4259 | for (ivar_pos = class_interface_decl->ivar_begin(); ivar_pos != ivar_end; ++ivar_pos, ++child_idx) | |||
4260 | { | |||
4261 | const clang::ObjCIvarDecl* ivar_decl = *ivar_pos; | |||
4262 | ||||
4263 | if (ivar_decl->getName().equals (name_sref)) | |||
4264 | { | |||
4265 | if ((!omit_empty_base_classes && superclass_interface_decl) || | |||
4266 | ( omit_empty_base_classes && ObjCDeclHasIVars (superclass_interface_decl, true))) | |||
4267 | ++child_idx; | |||
4268 | ||||
4269 | return child_idx; | |||
4270 | } | |||
4271 | } | |||
4272 | ||||
4273 | if (superclass_interface_decl) | |||
4274 | { | |||
4275 | if (superclass_interface_decl->getName().equals (name_sref)) | |||
4276 | return 0; | |||
4277 | } | |||
4278 | } | |||
4279 | } | |||
4280 | } | |||
4281 | break; | |||
4282 | ||||
4283 | case clang::Type::ObjCObjectPointer: | |||
4284 | { | |||
4285 | ClangASTType pointee_clang_type (m_ast, llvm::cast<clang::ObjCObjectPointerType>(qual_type.getTypePtr())->getPointeeType()); | |||
4286 | return pointee_clang_type.GetIndexOfChildWithName (name, omit_empty_base_classes); | |||
4287 | } | |||
4288 | break; | |||
4289 | ||||
4290 | case clang::Type::ConstantArray: | |||
4291 | { | |||
4292 | // const clang::ConstantArrayType *array = llvm::cast<clang::ConstantArrayType>(parent_qual_type.getTypePtr()); | |||
4293 | // const uint64_t element_count = array->getSize().getLimitedValue(); | |||
4294 | // | |||
4295 | // if (idx < element_count) | |||
4296 | // { | |||
4297 | // std::pair<uint64_t, unsigned> field_type_info = ast->getTypeInfo(array->getElementType()); | |||
4298 | // | |||
4299 | // char element_name[32]; | |||
4300 | // ::snprintf (element_name, sizeof (element_name), "%s[%u]", parent_name ? parent_name : "", idx); | |||
4301 | // | |||
4302 | // child_name.assign(element_name); | |||
4303 | // assert(field_type_info.first % 8 == 0); | |||
4304 | // child_byte_size = field_type_info.first / 8; | |||
4305 | // child_byte_offset = idx * child_byte_size; | |||
4306 | // return array->getElementType().getAsOpaquePtr(); | |||
4307 | // } | |||
4308 | } | |||
4309 | break; | |||
4310 | ||||
4311 | // case clang::Type::MemberPointerType: | |||
4312 | // { | |||
4313 | // MemberPointerType *mem_ptr_type = llvm::cast<MemberPointerType>(qual_type.getTypePtr()); | |||
4314 | // clang::QualType pointee_type = mem_ptr_type->getPointeeType(); | |||
4315 | // | |||
4316 | // if (ClangASTContext::IsAggregateType (pointee_type.getAsOpaquePtr())) | |||
4317 | // { | |||
4318 | // return GetIndexOfChildWithName (ast, | |||
4319 | // mem_ptr_type->getPointeeType().getAsOpaquePtr(), | |||
4320 | // name); | |||
4321 | // } | |||
4322 | // } | |||
4323 | // break; | |||
4324 | // | |||
4325 | case clang::Type::LValueReference: | |||
4326 | case clang::Type::RValueReference: | |||
4327 | { | |||
4328 | const clang::ReferenceType *reference_type = llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
4329 | ClangASTType pointee_type (m_ast, reference_type->getPointeeType()); | |||
4330 | ||||
4331 | if (pointee_type.IsAggregateType ()) | |||
4332 | { | |||
4333 | return pointee_type.GetIndexOfChildWithName (name, omit_empty_base_classes); | |||
4334 | } | |||
4335 | } | |||
4336 | break; | |||
4337 | ||||
4338 | case clang::Type::Pointer: | |||
4339 | { | |||
4340 | const clang::PointerType *pointer_type = llvm::cast<clang::PointerType>(qual_type.getTypePtr()); | |||
4341 | ClangASTType pointee_type (m_ast, pointer_type->getPointeeType()); | |||
4342 | ||||
4343 | if (pointee_type.IsAggregateType ()) | |||
4344 | { | |||
4345 | return pointee_type.GetIndexOfChildWithName (name, omit_empty_base_classes); | |||
4346 | } | |||
4347 | else | |||
4348 | { | |||
4349 | // if (parent_name) | |||
4350 | // { | |||
4351 | // child_name.assign(1, '*'); | |||
4352 | // child_name += parent_name; | |||
4353 | // } | |||
4354 | // | |||
4355 | // // We have a pointer to an simple type | |||
4356 | // if (idx == 0) | |||
4357 | // { | |||
4358 | // std::pair<uint64_t, unsigned> clang_type_info = ast->getTypeInfo(pointee_type); | |||
4359 | // assert(clang_type_info.first % 8 == 0); | |||
4360 | // child_byte_size = clang_type_info.first / 8; | |||
4361 | // child_byte_offset = 0; | |||
4362 | // return pointee_type.getAsOpaquePtr(); | |||
4363 | // } | |||
4364 | } | |||
4365 | } | |||
4366 | break; | |||
4367 | ||||
4368 | case clang::Type::Elaborated: | |||
4369 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetIndexOfChildWithName (name, omit_empty_base_classes); | |||
4370 | ||||
4371 | case clang::Type::Paren: | |||
4372 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetIndexOfChildWithName (name, omit_empty_base_classes); | |||
4373 | ||||
4374 | case clang::Type::Typedef: | |||
4375 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetIndexOfChildWithName (name, omit_empty_base_classes); | |||
4376 | ||||
4377 | default: | |||
4378 | break; | |||
4379 | } | |||
4380 | } | |||
4381 | return UINT32_MAX(4294967295U); | |||
4382 | } | |||
4383 | ||||
4384 | ||||
4385 | size_t | |||
4386 | ClangASTType::GetNumTemplateArguments () const | |||
4387 | { | |||
4388 | if (IsValid()) | |||
4389 | { | |||
4390 | clang::QualType qual_type (GetCanonicalQualType()); | |||
4391 | ||||
4392 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
4393 | switch (type_class) | |||
4394 | { | |||
4395 | case clang::Type::Record: | |||
4396 | if (GetCompleteType ()) | |||
4397 | { | |||
4398 | const clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
4399 | if (cxx_record_decl) | |||
4400 | { | |||
4401 | const clang::ClassTemplateSpecializationDecl *template_decl = llvm::dyn_cast<clang::ClassTemplateSpecializationDecl>(cxx_record_decl); | |||
4402 | if (template_decl) | |||
4403 | return template_decl->getTemplateArgs().size(); | |||
4404 | } | |||
4405 | } | |||
4406 | break; | |||
4407 | ||||
4408 | case clang::Type::Typedef: | |||
4409 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumTemplateArguments(); | |||
4410 | ||||
4411 | case clang::Type::Elaborated: | |||
4412 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetNumTemplateArguments(); | |||
4413 | ||||
4414 | case clang::Type::Paren: | |||
4415 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetNumTemplateArguments(); | |||
4416 | ||||
4417 | default: | |||
4418 | break; | |||
4419 | } | |||
4420 | } | |||
4421 | return 0; | |||
4422 | } | |||
4423 | ||||
4424 | ClangASTType | |||
4425 | ClangASTType::GetTemplateArgument (size_t arg_idx, lldb::TemplateArgumentKind &kind) const | |||
4426 | { | |||
4427 | if (IsValid()) | |||
4428 | { | |||
4429 | clang::QualType qual_type (GetCanonicalQualType()); | |||
4430 | ||||
4431 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
4432 | switch (type_class) | |||
4433 | { | |||
4434 | case clang::Type::Record: | |||
4435 | if (GetCompleteType ()) | |||
4436 | { | |||
4437 | const clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
4438 | if (cxx_record_decl) | |||
4439 | { | |||
4440 | const clang::ClassTemplateSpecializationDecl *template_decl = llvm::dyn_cast<clang::ClassTemplateSpecializationDecl>(cxx_record_decl); | |||
4441 | if (template_decl && arg_idx < template_decl->getTemplateArgs().size()) | |||
4442 | { | |||
4443 | const clang::TemplateArgument &template_arg = template_decl->getTemplateArgs()[arg_idx]; | |||
4444 | switch (template_arg.getKind()) | |||
4445 | { | |||
4446 | case clang::TemplateArgument::Null: | |||
4447 | kind = eTemplateArgumentKindNull; | |||
4448 | return ClangASTType(); | |||
4449 | ||||
4450 | case clang::TemplateArgument::Type: | |||
4451 | kind = eTemplateArgumentKindType; | |||
4452 | return ClangASTType(m_ast, template_arg.getAsType()); | |||
4453 | ||||
4454 | case clang::TemplateArgument::Declaration: | |||
4455 | kind = eTemplateArgumentKindDeclaration; | |||
4456 | return ClangASTType(); | |||
4457 | ||||
4458 | case clang::TemplateArgument::Integral: | |||
4459 | kind = eTemplateArgumentKindIntegral; | |||
4460 | return ClangASTType(m_ast, template_arg.getIntegralType()); | |||
4461 | ||||
4462 | case clang::TemplateArgument::Template: | |||
4463 | kind = eTemplateArgumentKindTemplate; | |||
4464 | return ClangASTType(); | |||
4465 | ||||
4466 | case clang::TemplateArgument::TemplateExpansion: | |||
4467 | kind = eTemplateArgumentKindTemplateExpansion; | |||
4468 | return ClangASTType(); | |||
4469 | ||||
4470 | case clang::TemplateArgument::Expression: | |||
4471 | kind = eTemplateArgumentKindExpression; | |||
4472 | return ClangASTType(); | |||
4473 | ||||
4474 | case clang::TemplateArgument::Pack: | |||
4475 | kind = eTemplateArgumentKindPack; | |||
4476 | return ClangASTType(); | |||
4477 | ||||
4478 | default: | |||
4479 | assert (!"Unhandled clang::TemplateArgument::ArgKind")((!"Unhandled clang::TemplateArgument::ArgKind") ? static_cast <void> (0) : __assert_fail ("!\"Unhandled clang::TemplateArgument::ArgKind\"" , "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 4479, __PRETTY_FUNCTION__)); | |||
4480 | break; | |||
4481 | } | |||
4482 | } | |||
4483 | } | |||
4484 | } | |||
4485 | break; | |||
4486 | ||||
4487 | case clang::Type::Typedef: | |||
4488 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetTemplateArgument (arg_idx, kind); | |||
4489 | ||||
4490 | case clang::Type::Elaborated: | |||
4491 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetTemplateArgument (arg_idx, kind); | |||
4492 | ||||
4493 | case clang::Type::Paren: | |||
4494 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetTemplateArgument (arg_idx, kind); | |||
4495 | ||||
4496 | default: | |||
4497 | break; | |||
4498 | } | |||
4499 | } | |||
4500 | kind = eTemplateArgumentKindNull; | |||
4501 | return ClangASTType (); | |||
4502 | } | |||
4503 | ||||
4504 | static bool | |||
4505 | IsOperator (const char *name, clang::OverloadedOperatorKind &op_kind) | |||
4506 | { | |||
4507 | if (name == nullptr || name[0] == '\0') | |||
4508 | return false; | |||
4509 | ||||
4510 | #define OPERATOR_PREFIX "operator" | |||
4511 | #define OPERATOR_PREFIX_LENGTH (sizeof (OPERATOR_PREFIX) - 1) | |||
4512 | ||||
4513 | const char *post_op_name = nullptr; | |||
4514 | ||||
4515 | bool no_space = true; | |||
4516 | ||||
4517 | if (::strncmp(name, OPERATOR_PREFIX, OPERATOR_PREFIX_LENGTH)) | |||
4518 | return false; | |||
4519 | ||||
4520 | post_op_name = name + OPERATOR_PREFIX_LENGTH; | |||
4521 | ||||
4522 | if (post_op_name[0] == ' ') | |||
4523 | { | |||
4524 | post_op_name++; | |||
4525 | no_space = false; | |||
4526 | } | |||
4527 | ||||
4528 | #undef OPERATOR_PREFIX | |||
4529 | #undef OPERATOR_PREFIX_LENGTH | |||
4530 | ||||
4531 | // This is an operator, set the overloaded operator kind to invalid | |||
4532 | // in case this is a conversion operator... | |||
4533 | op_kind = clang::NUM_OVERLOADED_OPERATORS; | |||
4534 | ||||
4535 | switch (post_op_name[0]) | |||
4536 | { | |||
4537 | default: | |||
4538 | if (no_space) | |||
4539 | return false; | |||
4540 | break; | |||
4541 | case 'n': | |||
4542 | if (no_space) | |||
4543 | return false; | |||
4544 | if (strcmp (post_op_name, "new") == 0) | |||
4545 | op_kind = clang::OO_New; | |||
4546 | else if (strcmp (post_op_name, "new[]") == 0) | |||
4547 | op_kind = clang::OO_Array_New; | |||
4548 | break; | |||
4549 | ||||
4550 | case 'd': | |||
4551 | if (no_space) | |||
4552 | return false; | |||
4553 | if (strcmp (post_op_name, "delete") == 0) | |||
4554 | op_kind = clang::OO_Delete; | |||
4555 | else if (strcmp (post_op_name, "delete[]") == 0) | |||
4556 | op_kind = clang::OO_Array_Delete; | |||
4557 | break; | |||
4558 | ||||
4559 | case '+': | |||
4560 | if (post_op_name[1] == '\0') | |||
4561 | op_kind = clang::OO_Plus; | |||
4562 | else if (post_op_name[2] == '\0') | |||
4563 | { | |||
4564 | if (post_op_name[1] == '=') | |||
4565 | op_kind = clang::OO_PlusEqual; | |||
4566 | else if (post_op_name[1] == '+') | |||
4567 | op_kind = clang::OO_PlusPlus; | |||
4568 | } | |||
4569 | break; | |||
4570 | ||||
4571 | case '-': | |||
4572 | if (post_op_name[1] == '\0') | |||
4573 | op_kind = clang::OO_Minus; | |||
4574 | else if (post_op_name[2] == '\0') | |||
4575 | { | |||
4576 | switch (post_op_name[1]) | |||
4577 | { | |||
4578 | case '=': op_kind = clang::OO_MinusEqual; break; | |||
4579 | case '-': op_kind = clang::OO_MinusMinus; break; | |||
4580 | case '>': op_kind = clang::OO_Arrow; break; | |||
4581 | } | |||
4582 | } | |||
4583 | else if (post_op_name[3] == '\0') | |||
4584 | { | |||
4585 | if (post_op_name[2] == '*') | |||
4586 | op_kind = clang::OO_ArrowStar; break; | |||
4587 | } | |||
4588 | break; | |||
4589 | ||||
4590 | case '*': | |||
4591 | if (post_op_name[1] == '\0') | |||
4592 | op_kind = clang::OO_Star; | |||
4593 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
4594 | op_kind = clang::OO_StarEqual; | |||
4595 | break; | |||
4596 | ||||
4597 | case '/': | |||
4598 | if (post_op_name[1] == '\0') | |||
4599 | op_kind = clang::OO_Slash; | |||
4600 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
4601 | op_kind = clang::OO_SlashEqual; | |||
4602 | break; | |||
4603 | ||||
4604 | case '%': | |||
4605 | if (post_op_name[1] == '\0') | |||
4606 | op_kind = clang::OO_Percent; | |||
4607 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
4608 | op_kind = clang::OO_PercentEqual; | |||
4609 | break; | |||
4610 | ||||
4611 | ||||
4612 | case '^': | |||
4613 | if (post_op_name[1] == '\0') | |||
4614 | op_kind = clang::OO_Caret; | |||
4615 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
4616 | op_kind = clang::OO_CaretEqual; | |||
4617 | break; | |||
4618 | ||||
4619 | case '&': | |||
4620 | if (post_op_name[1] == '\0') | |||
4621 | op_kind = clang::OO_Amp; | |||
4622 | else if (post_op_name[2] == '\0') | |||
4623 | { | |||
4624 | switch (post_op_name[1]) | |||
4625 | { | |||
4626 | case '=': op_kind = clang::OO_AmpEqual; break; | |||
4627 | case '&': op_kind = clang::OO_AmpAmp; break; | |||
4628 | } | |||
4629 | } | |||
4630 | break; | |||
4631 | ||||
4632 | case '|': | |||
4633 | if (post_op_name[1] == '\0') | |||
4634 | op_kind = clang::OO_Pipe; | |||
4635 | else if (post_op_name[2] == '\0') | |||
4636 | { | |||
4637 | switch (post_op_name[1]) | |||
4638 | { | |||
4639 | case '=': op_kind = clang::OO_PipeEqual; break; | |||
4640 | case '|': op_kind = clang::OO_PipePipe; break; | |||
4641 | } | |||
4642 | } | |||
4643 | break; | |||
4644 | ||||
4645 | case '~': | |||
4646 | if (post_op_name[1] == '\0') | |||
4647 | op_kind = clang::OO_Tilde; | |||
4648 | break; | |||
4649 | ||||
4650 | case '!': | |||
4651 | if (post_op_name[1] == '\0') | |||
4652 | op_kind = clang::OO_Exclaim; | |||
4653 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
4654 | op_kind = clang::OO_ExclaimEqual; | |||
4655 | break; | |||
4656 | ||||
4657 | case '=': | |||
4658 | if (post_op_name[1] == '\0') | |||
4659 | op_kind = clang::OO_Equal; | |||
4660 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
4661 | op_kind = clang::OO_EqualEqual; | |||
4662 | break; | |||
4663 | ||||
4664 | case '<': | |||
4665 | if (post_op_name[1] == '\0') | |||
4666 | op_kind = clang::OO_Less; | |||
4667 | else if (post_op_name[2] == '\0') | |||
4668 | { | |||
4669 | switch (post_op_name[1]) | |||
4670 | { | |||
4671 | case '<': op_kind = clang::OO_LessLess; break; | |||
4672 | case '=': op_kind = clang::OO_LessEqual; break; | |||
4673 | } | |||
4674 | } | |||
4675 | else if (post_op_name[3] == '\0') | |||
4676 | { | |||
4677 | if (post_op_name[2] == '=') | |||
4678 | op_kind = clang::OO_LessLessEqual; | |||
4679 | } | |||
4680 | break; | |||
4681 | ||||
4682 | case '>': | |||
4683 | if (post_op_name[1] == '\0') | |||
4684 | op_kind = clang::OO_Greater; | |||
4685 | else if (post_op_name[2] == '\0') | |||
4686 | { | |||
4687 | switch (post_op_name[1]) | |||
4688 | { | |||
4689 | case '>': op_kind = clang::OO_GreaterGreater; break; | |||
4690 | case '=': op_kind = clang::OO_GreaterEqual; break; | |||
4691 | } | |||
4692 | } | |||
4693 | else if (post_op_name[1] == '>' && | |||
4694 | post_op_name[2] == '=' && | |||
4695 | post_op_name[3] == '\0') | |||
4696 | { | |||
4697 | op_kind = clang::OO_GreaterGreaterEqual; | |||
4698 | } | |||
4699 | break; | |||
4700 | ||||
4701 | case ',': | |||
4702 | if (post_op_name[1] == '\0') | |||
4703 | op_kind = clang::OO_Comma; | |||
4704 | break; | |||
4705 | ||||
4706 | case '(': | |||
4707 | if (post_op_name[1] == ')' && post_op_name[2] == '\0') | |||
4708 | op_kind = clang::OO_Call; | |||
4709 | break; | |||
4710 | ||||
4711 | case '[': | |||
4712 | if (post_op_name[1] == ']' && post_op_name[2] == '\0') | |||
4713 | op_kind = clang::OO_Subscript; | |||
4714 | break; | |||
4715 | } | |||
4716 | ||||
4717 | return true; | |||
4718 | } | |||
4719 | ||||
4720 | clang::EnumDecl * | |||
4721 | ClangASTType::GetAsEnumDecl () const | |||
4722 | { | |||
4723 | const clang::EnumType *enum_type = llvm::dyn_cast<clang::EnumType>(GetCanonicalQualType()); | |||
4724 | if (enum_type) | |||
4725 | return enum_type->getDecl(); | |||
4726 | return NULL__null; | |||
4727 | } | |||
4728 | ||||
4729 | clang::RecordDecl * | |||
4730 | ClangASTType::GetAsRecordDecl () const | |||
4731 | { | |||
4732 | const clang::RecordType *record_type = llvm::dyn_cast<clang::RecordType>(GetCanonicalQualType()); | |||
4733 | if (record_type) | |||
4734 | return record_type->getDecl(); | |||
4735 | return nullptr; | |||
4736 | } | |||
4737 | ||||
4738 | clang::CXXRecordDecl * | |||
4739 | ClangASTType::GetAsCXXRecordDecl () const | |||
4740 | { | |||
4741 | return GetCanonicalQualType()->getAsCXXRecordDecl(); | |||
4742 | } | |||
4743 | ||||
4744 | clang::ObjCInterfaceDecl * | |||
4745 | ClangASTType::GetAsObjCInterfaceDecl () const | |||
4746 | { | |||
4747 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(GetCanonicalQualType()); | |||
4748 | if (objc_class_type) | |||
4749 | return objc_class_type->getInterface(); | |||
4750 | return nullptr; | |||
4751 | } | |||
4752 | ||||
4753 | clang::FieldDecl * | |||
4754 | ClangASTType::AddFieldToRecordType (const char *name, | |||
4755 | const ClangASTType &field_clang_type, | |||
4756 | AccessType access, | |||
4757 | uint32_t bitfield_bit_size) | |||
4758 | { | |||
4759 | if (!IsValid() || !field_clang_type.IsValid()) | |||
4760 | return nullptr; | |||
4761 | ||||
4762 | clang::FieldDecl *field = nullptr; | |||
4763 | ||||
4764 | clang::Expr *bit_width = nullptr; | |||
4765 | if (bitfield_bit_size != 0) | |||
4766 | { | |||
4767 | llvm::APInt bitfield_bit_size_apint(m_ast->getTypeSize(m_ast->IntTy), bitfield_bit_size); | |||
4768 | bit_width = new (*m_ast)clang::IntegerLiteral (*m_ast, bitfield_bit_size_apint, m_ast->IntTy, clang::SourceLocation()); | |||
4769 | } | |||
4770 | ||||
4771 | clang::RecordDecl *record_decl = GetAsRecordDecl (); | |||
4772 | if (record_decl) | |||
4773 | { | |||
4774 | field = clang::FieldDecl::Create (*m_ast, | |||
4775 | record_decl, | |||
4776 | clang::SourceLocation(), | |||
4777 | clang::SourceLocation(), | |||
4778 | name ? &m_ast->Idents.get(name) : nullptr, // Identifier | |||
4779 | field_clang_type.GetQualType(), // Field type | |||
4780 | nullptr, // TInfo * | |||
4781 | bit_width, // BitWidth | |||
4782 | false, // Mutable | |||
4783 | clang::ICIS_NoInit); // HasInit | |||
4784 | ||||
4785 | if (!name) | |||
4786 | { | |||
4787 | // Determine whether this field corresponds to an anonymous | |||
4788 | // struct or union. | |||
4789 | if (const clang::TagType *TagT = field->getType()->getAs<clang::TagType>()) { | |||
4790 | if (clang::RecordDecl *Rec = llvm::dyn_cast<clang::RecordDecl>(TagT->getDecl())) | |||
4791 | if (!Rec->getDeclName()) { | |||
4792 | Rec->setAnonymousStructOrUnion(true); | |||
4793 | field->setImplicit(); | |||
4794 | ||||
4795 | } | |||
4796 | } | |||
4797 | } | |||
4798 | ||||
4799 | if (field) | |||
4800 | { | |||
4801 | field->setAccess (ClangASTContext::ConvertAccessTypeToAccessSpecifier (access)); | |||
4802 | ||||
4803 | record_decl->addDecl(field); | |||
4804 | ||||
4805 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
4806 | VerifyDecl(field); | |||
4807 | #endif | |||
4808 | } | |||
4809 | } | |||
4810 | else | |||
4811 | { | |||
4812 | clang::ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl (); | |||
4813 | ||||
4814 | if (class_interface_decl) | |||
4815 | { | |||
4816 | const bool is_synthesized = false; | |||
4817 | ||||
4818 | field_clang_type.GetCompleteType(); | |||
4819 | ||||
4820 | field = clang::ObjCIvarDecl::Create (*m_ast, | |||
4821 | class_interface_decl, | |||
4822 | clang::SourceLocation(), | |||
4823 | clang::SourceLocation(), | |||
4824 | name ? &m_ast->Idents.get(name) : nullptr, // Identifier | |||
4825 | field_clang_type.GetQualType(), // Field type | |||
4826 | nullptr, // TypeSourceInfo * | |||
4827 | ConvertAccessTypeToObjCIvarAccessControl (access), | |||
4828 | bit_width, | |||
4829 | is_synthesized); | |||
4830 | ||||
4831 | if (field) | |||
4832 | { | |||
4833 | class_interface_decl->addDecl(field); | |||
4834 | ||||
4835 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
4836 | VerifyDecl(field); | |||
4837 | #endif | |||
4838 | } | |||
4839 | } | |||
4840 | } | |||
4841 | return field; | |||
4842 | } | |||
4843 | ||||
4844 | void | |||
4845 | ClangASTType::BuildIndirectFields () | |||
4846 | { | |||
4847 | clang::RecordDecl *record_decl = GetAsRecordDecl(); | |||
4848 | ||||
4849 | if (!record_decl) | |||
4850 | return; | |||
4851 | ||||
4852 | typedef llvm::SmallVector <clang::IndirectFieldDecl *, 1> IndirectFieldVector; | |||
4853 | ||||
4854 | IndirectFieldVector indirect_fields; | |||
4855 | clang::RecordDecl::field_iterator field_pos; | |||
4856 | clang::RecordDecl::field_iterator field_end_pos = record_decl->field_end(); | |||
4857 | clang::RecordDecl::field_iterator last_field_pos = field_end_pos; | |||
4858 | for (field_pos = record_decl->field_begin(); field_pos != field_end_pos; last_field_pos = field_pos++) | |||
4859 | { | |||
4860 | if (field_pos->isAnonymousStructOrUnion()) | |||
4861 | { | |||
4862 | clang::QualType field_qual_type = field_pos->getType(); | |||
4863 | ||||
4864 | const clang::RecordType *field_record_type = field_qual_type->getAs<clang::RecordType>(); | |||
4865 | ||||
4866 | if (!field_record_type) | |||
4867 | continue; | |||
4868 | ||||
4869 | clang::RecordDecl *field_record_decl = field_record_type->getDecl(); | |||
4870 | ||||
4871 | if (!field_record_decl) | |||
4872 | continue; | |||
4873 | ||||
4874 | for (clang::RecordDecl::decl_iterator di = field_record_decl->decls_begin(), de = field_record_decl->decls_end(); | |||
4875 | di != de; | |||
4876 | ++di) | |||
4877 | { | |||
4878 | if (clang::FieldDecl *nested_field_decl = llvm::dyn_cast<clang::FieldDecl>(*di)) | |||
4879 | { | |||
4880 | clang::NamedDecl **chain = new (*m_ast) clang::NamedDecl*[2]; | |||
4881 | chain[0] = *field_pos; | |||
4882 | chain[1] = nested_field_decl; | |||
4883 | clang::IndirectFieldDecl *indirect_field = clang::IndirectFieldDecl::Create(*m_ast, | |||
4884 | record_decl, | |||
4885 | clang::SourceLocation(), | |||
4886 | nested_field_decl->getIdentifier(), | |||
4887 | nested_field_decl->getType(), | |||
4888 | chain, | |||
4889 | 2); | |||
4890 | ||||
4891 | indirect_field->setImplicit(); | |||
4892 | ||||
4893 | indirect_field->setAccess(ClangASTContext::UnifyAccessSpecifiers(field_pos->getAccess(), | |||
4894 | nested_field_decl->getAccess())); | |||
4895 | ||||
4896 | indirect_fields.push_back(indirect_field); | |||
4897 | } | |||
4898 | else if (clang::IndirectFieldDecl *nested_indirect_field_decl = llvm::dyn_cast<clang::IndirectFieldDecl>(*di)) | |||
4899 | { | |||
4900 | int nested_chain_size = nested_indirect_field_decl->getChainingSize(); | |||
4901 | clang::NamedDecl **chain = new (*m_ast) clang::NamedDecl*[nested_chain_size + 1]; | |||
4902 | chain[0] = *field_pos; | |||
4903 | ||||
4904 | int chain_index = 1; | |||
4905 | for (clang::IndirectFieldDecl::chain_iterator nci = nested_indirect_field_decl->chain_begin(), | |||
4906 | nce = nested_indirect_field_decl->chain_end(); | |||
4907 | nci < nce; | |||
4908 | ++nci) | |||
4909 | { | |||
4910 | chain[chain_index] = *nci; | |||
4911 | chain_index++; | |||
4912 | } | |||
4913 | ||||
4914 | clang::IndirectFieldDecl *indirect_field = clang::IndirectFieldDecl::Create(*m_ast, | |||
4915 | record_decl, | |||
4916 | clang::SourceLocation(), | |||
4917 | nested_indirect_field_decl->getIdentifier(), | |||
4918 | nested_indirect_field_decl->getType(), | |||
4919 | chain, | |||
4920 | nested_chain_size + 1); | |||
4921 | ||||
4922 | indirect_field->setImplicit(); | |||
4923 | ||||
4924 | indirect_field->setAccess(ClangASTContext::UnifyAccessSpecifiers(field_pos->getAccess(), | |||
4925 | nested_indirect_field_decl->getAccess())); | |||
4926 | ||||
4927 | indirect_fields.push_back(indirect_field); | |||
4928 | } | |||
4929 | } | |||
4930 | } | |||
4931 | } | |||
4932 | ||||
4933 | // Check the last field to see if it has an incomplete array type as its | |||
4934 | // last member and if it does, the tell the record decl about it | |||
4935 | if (last_field_pos != field_end_pos) | |||
4936 | { | |||
4937 | if (last_field_pos->getType()->isIncompleteArrayType()) | |||
4938 | record_decl->hasFlexibleArrayMember(); | |||
4939 | } | |||
4940 | ||||
4941 | for (IndirectFieldVector::iterator ifi = indirect_fields.begin(), ife = indirect_fields.end(); | |||
4942 | ifi < ife; | |||
4943 | ++ifi) | |||
4944 | { | |||
4945 | record_decl->addDecl(*ifi); | |||
4946 | } | |||
4947 | } | |||
4948 | ||||
4949 | clang::VarDecl * | |||
4950 | ClangASTType::AddVariableToRecordType (const char *name, | |||
4951 | const ClangASTType &var_type, | |||
4952 | AccessType access) | |||
4953 | { | |||
4954 | clang::VarDecl *var_decl = nullptr; | |||
4955 | ||||
4956 | if (!IsValid() || !var_type.IsValid()) | |||
4957 | return nullptr; | |||
4958 | ||||
4959 | clang::RecordDecl *record_decl = GetAsRecordDecl (); | |||
4960 | if (record_decl) | |||
4961 | { | |||
4962 | var_decl = clang::VarDecl::Create (*m_ast, // ASTContext & | |||
4963 | record_decl, // DeclContext * | |||
4964 | clang::SourceLocation(), // clang::SourceLocation StartLoc | |||
4965 | clang::SourceLocation(), // clang::SourceLocation IdLoc | |||
4966 | name ? &m_ast->Idents.get(name) : nullptr, // clang::IdentifierInfo * | |||
4967 | var_type.GetQualType(), // Variable clang::QualType | |||
4968 | nullptr, // TypeSourceInfo * | |||
4969 | clang::SC_Static); // StorageClass | |||
4970 | if (var_decl) | |||
4971 | { | |||
4972 | var_decl->setAccess(ClangASTContext::ConvertAccessTypeToAccessSpecifier (access)); | |||
4973 | record_decl->addDecl(var_decl); | |||
4974 | ||||
4975 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
4976 | VerifyDecl(var_decl); | |||
4977 | #endif | |||
4978 | } | |||
4979 | } | |||
4980 | return var_decl; | |||
4981 | } | |||
4982 | ||||
4983 | ||||
4984 | clang::CXXMethodDecl * | |||
4985 | ClangASTType::AddMethodToCXXRecordType (const char *name, | |||
4986 | const ClangASTType &method_clang_type, | |||
4987 | lldb::AccessType access, | |||
4988 | bool is_virtual, | |||
4989 | bool is_static, | |||
4990 | bool is_inline, | |||
4991 | bool is_explicit, | |||
4992 | bool is_attr_used, | |||
4993 | bool is_artificial) | |||
4994 | { | |||
4995 | if (!IsValid() || !method_clang_type.IsValid() || name == nullptr || name[0] == '\0') | |||
4996 | return nullptr; | |||
4997 | ||||
4998 | clang::QualType record_qual_type(GetCanonicalQualType()); | |||
4999 | ||||
5000 | clang::CXXRecordDecl *cxx_record_decl = record_qual_type->getAsCXXRecordDecl(); | |||
5001 | ||||
5002 | if (cxx_record_decl == nullptr) | |||
5003 | return nullptr; | |||
5004 | ||||
5005 | clang::QualType method_qual_type (method_clang_type.GetQualType()); | |||
5006 | ||||
5007 | clang::CXXMethodDecl *cxx_method_decl = nullptr; | |||
5008 | ||||
5009 | clang::DeclarationName decl_name (&m_ast->Idents.get(name)); | |||
5010 | ||||
5011 | const clang::FunctionType *function_type = llvm::dyn_cast<clang::FunctionType>(method_qual_type.getTypePtr()); | |||
5012 | ||||
5013 | if (function_type == nullptr) | |||
5014 | return nullptr; | |||
5015 | ||||
5016 | const clang::FunctionProtoType *method_function_prototype (llvm::dyn_cast<clang::FunctionProtoType>(function_type)); | |||
5017 | ||||
5018 | if (!method_function_prototype) | |||
5019 | return nullptr; | |||
5020 | ||||
5021 | unsigned int num_params = method_function_prototype->getNumParams(); | |||
5022 | ||||
5023 | clang::CXXDestructorDecl *cxx_dtor_decl(nullptr); | |||
5024 | clang::CXXConstructorDecl *cxx_ctor_decl(nullptr); | |||
5025 | ||||
5026 | if (is_artificial) | |||
5027 | return nullptr; // skip everything artificial | |||
5028 | ||||
5029 | if (name[0] == '~') | |||
5030 | { | |||
5031 | cxx_dtor_decl = clang::CXXDestructorDecl::Create (*m_ast, | |||
5032 | cxx_record_decl, | |||
5033 | clang::SourceLocation(), | |||
5034 | clang::DeclarationNameInfo (m_ast->DeclarationNames.getCXXDestructorName (m_ast->getCanonicalType (record_qual_type)), clang::SourceLocation()), | |||
5035 | method_qual_type, | |||
5036 | nullptr, | |||
5037 | is_inline, | |||
5038 | is_artificial); | |||
5039 | cxx_method_decl = cxx_dtor_decl; | |||
5040 | } | |||
5041 | else if (decl_name == cxx_record_decl->getDeclName()) | |||
5042 | { | |||
5043 | cxx_ctor_decl = clang::CXXConstructorDecl::Create (*m_ast, | |||
5044 | cxx_record_decl, | |||
5045 | clang::SourceLocation(), | |||
5046 | clang::DeclarationNameInfo (m_ast->DeclarationNames.getCXXConstructorName (m_ast->getCanonicalType (record_qual_type)), clang::SourceLocation()), | |||
5047 | method_qual_type, | |||
5048 | nullptr, // TypeSourceInfo * | |||
5049 | is_explicit, | |||
5050 | is_inline, | |||
5051 | is_artificial, | |||
5052 | false /*is_constexpr*/); | |||
5053 | cxx_method_decl = cxx_ctor_decl; | |||
5054 | } | |||
5055 | else | |||
5056 | { | |||
5057 | clang::StorageClass SC = is_static ? clang::SC_Static : clang::SC_None; | |||
5058 | clang::OverloadedOperatorKind op_kind = clang::NUM_OVERLOADED_OPERATORS; | |||
5059 | ||||
5060 | if (IsOperator (name, op_kind)) | |||
5061 | { | |||
5062 | if (op_kind != clang::NUM_OVERLOADED_OPERATORS) | |||
5063 | { | |||
5064 | // Check the number of operator parameters. Sometimes we have | |||
5065 | // seen bad DWARF that doesn't correctly describe operators and | |||
5066 | // if we try to create a methed and add it to the class, clang | |||
5067 | // will assert and crash, so we need to make sure things are | |||
5068 | // acceptable. | |||
5069 | if (!ClangASTContext::CheckOverloadedOperatorKindParameterCount (op_kind, num_params)) | |||
5070 | return nullptr; | |||
5071 | cxx_method_decl = clang::CXXMethodDecl::Create (*m_ast, | |||
5072 | cxx_record_decl, | |||
5073 | clang::SourceLocation(), | |||
5074 | clang::DeclarationNameInfo (m_ast->DeclarationNames.getCXXOperatorName (op_kind), clang::SourceLocation()), | |||
5075 | method_qual_type, | |||
5076 | nullptr, // TypeSourceInfo * | |||
5077 | SC, | |||
5078 | is_inline, | |||
5079 | false /*is_constexpr*/, | |||
5080 | clang::SourceLocation()); | |||
5081 | } | |||
5082 | else if (num_params == 0) | |||
5083 | { | |||
5084 | // Conversion operators don't take params... | |||
5085 | cxx_method_decl = clang::CXXConversionDecl::Create (*m_ast, | |||
5086 | cxx_record_decl, | |||
5087 | clang::SourceLocation(), | |||
5088 | clang::DeclarationNameInfo (m_ast->DeclarationNames.getCXXConversionFunctionName (m_ast->getCanonicalType (function_type->getReturnType())), clang::SourceLocation()), | |||
5089 | method_qual_type, | |||
5090 | nullptr, // TypeSourceInfo * | |||
5091 | is_inline, | |||
5092 | is_explicit, | |||
5093 | false /*is_constexpr*/, | |||
5094 | clang::SourceLocation()); | |||
5095 | } | |||
5096 | } | |||
5097 | ||||
5098 | if (cxx_method_decl == nullptr) | |||
5099 | { | |||
5100 | cxx_method_decl = clang::CXXMethodDecl::Create (*m_ast, | |||
5101 | cxx_record_decl, | |||
5102 | clang::SourceLocation(), | |||
5103 | clang::DeclarationNameInfo (decl_name, clang::SourceLocation()), | |||
5104 | method_qual_type, | |||
5105 | nullptr, // TypeSourceInfo * | |||
5106 | SC, | |||
5107 | is_inline, | |||
5108 | false /*is_constexpr*/, | |||
5109 | clang::SourceLocation()); | |||
5110 | } | |||
5111 | } | |||
5112 | ||||
5113 | clang::AccessSpecifier access_specifier = ClangASTContext::ConvertAccessTypeToAccessSpecifier (access); | |||
5114 | ||||
5115 | cxx_method_decl->setAccess (access_specifier); | |||
5116 | cxx_method_decl->setVirtualAsWritten (is_virtual); | |||
5117 | ||||
5118 | if (is_attr_used) | |||
5119 | cxx_method_decl->addAttr(clang::UsedAttr::CreateImplicit(*m_ast)); | |||
5120 | ||||
5121 | // Populate the method decl with parameter decls | |||
5122 | ||||
5123 | llvm::SmallVector<clang::ParmVarDecl *, 12> params; | |||
5124 | ||||
5125 | for (unsigned param_index = 0; | |||
5126 | param_index < num_params; | |||
5127 | ++param_index) | |||
5128 | { | |||
5129 | params.push_back (clang::ParmVarDecl::Create (*m_ast, | |||
5130 | cxx_method_decl, | |||
5131 | clang::SourceLocation(), | |||
5132 | clang::SourceLocation(), | |||
5133 | nullptr, // anonymous | |||
5134 | method_function_prototype->getParamType(param_index), | |||
5135 | nullptr, | |||
5136 | clang::SC_None, | |||
5137 | nullptr)); | |||
5138 | } | |||
5139 | ||||
5140 | cxx_method_decl->setParams (llvm::ArrayRef<clang::ParmVarDecl*>(params)); | |||
5141 | ||||
5142 | cxx_record_decl->addDecl (cxx_method_decl); | |||
5143 | ||||
5144 | // Sometimes the debug info will mention a constructor (default/copy/move), | |||
5145 | // destructor, or assignment operator (copy/move) but there won't be any | |||
5146 | // version of this in the code. So we check if the function was artificially | |||
5147 | // generated and if it is trivial and this lets the compiler/backend know | |||
5148 | // that it can inline the IR for these when it needs to and we can avoid a | |||
5149 | // "missing function" error when running expressions. | |||
5150 | ||||
5151 | if (is_artificial) | |||
5152 | { | |||
5153 | if (cxx_ctor_decl && | |||
5154 | ((cxx_ctor_decl->isDefaultConstructor() && cxx_record_decl->hasTrivialDefaultConstructor ()) || | |||
5155 | (cxx_ctor_decl->isCopyConstructor() && cxx_record_decl->hasTrivialCopyConstructor ()) || | |||
5156 | (cxx_ctor_decl->isMoveConstructor() && cxx_record_decl->hasTrivialMoveConstructor ()) )) | |||
5157 | { | |||
5158 | cxx_ctor_decl->setDefaulted(); | |||
5159 | cxx_ctor_decl->setTrivial(true); | |||
5160 | } | |||
5161 | else if (cxx_dtor_decl) | |||
5162 | { | |||
5163 | if (cxx_record_decl->hasTrivialDestructor()) | |||
5164 | { | |||
5165 | cxx_dtor_decl->setDefaulted(); | |||
5166 | cxx_dtor_decl->setTrivial(true); | |||
5167 | } | |||
5168 | } | |||
5169 | else if ((cxx_method_decl->isCopyAssignmentOperator() && cxx_record_decl->hasTrivialCopyAssignment()) || | |||
5170 | (cxx_method_decl->isMoveAssignmentOperator() && cxx_record_decl->hasTrivialMoveAssignment())) | |||
5171 | { | |||
5172 | cxx_method_decl->setDefaulted(); | |||
5173 | cxx_method_decl->setTrivial(true); | |||
5174 | } | |||
5175 | } | |||
5176 | ||||
5177 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
5178 | VerifyDecl(cxx_method_decl); | |||
5179 | #endif | |||
5180 | ||||
5181 | // printf ("decl->isPolymorphic() = %i\n", cxx_record_decl->isPolymorphic()); | |||
5182 | // printf ("decl->isAggregate() = %i\n", cxx_record_decl->isAggregate()); | |||
5183 | // printf ("decl->isPOD() = %i\n", cxx_record_decl->isPOD()); | |||
5184 | // printf ("decl->isEmpty() = %i\n", cxx_record_decl->isEmpty()); | |||
5185 | // printf ("decl->isAbstract() = %i\n", cxx_record_decl->isAbstract()); | |||
5186 | // printf ("decl->hasTrivialConstructor() = %i\n", cxx_record_decl->hasTrivialConstructor()); | |||
5187 | // printf ("decl->hasTrivialCopyConstructor() = %i\n", cxx_record_decl->hasTrivialCopyConstructor()); | |||
5188 | // printf ("decl->hasTrivialCopyAssignment() = %i\n", cxx_record_decl->hasTrivialCopyAssignment()); | |||
5189 | // printf ("decl->hasTrivialDestructor() = %i\n", cxx_record_decl->hasTrivialDestructor()); | |||
5190 | return cxx_method_decl; | |||
5191 | } | |||
5192 | ||||
5193 | ||||
5194 | #pragma mark C++ Base Classes | |||
5195 | ||||
5196 | clang::CXXBaseSpecifier * | |||
5197 | ClangASTType::CreateBaseClassSpecifier (AccessType access, bool is_virtual, bool base_of_class) | |||
5198 | { | |||
5199 | if (IsValid()) | |||
5200 | return new clang::CXXBaseSpecifier (clang::SourceRange(), | |||
5201 | is_virtual, | |||
5202 | base_of_class, | |||
5203 | ClangASTContext::ConvertAccessTypeToAccessSpecifier (access), | |||
5204 | m_ast->getTrivialTypeSourceInfo (GetQualType()), | |||
5205 | clang::SourceLocation()); | |||
5206 | return nullptr; | |||
5207 | } | |||
5208 | ||||
5209 | void | |||
5210 | ClangASTType::DeleteBaseClassSpecifiers (clang::CXXBaseSpecifier **base_classes, unsigned num_base_classes) | |||
5211 | { | |||
5212 | for (unsigned i=0; i<num_base_classes; ++i) | |||
5213 | { | |||
5214 | delete base_classes[i]; | |||
5215 | base_classes[i] = nullptr; | |||
5216 | } | |||
5217 | } | |||
5218 | ||||
5219 | bool | |||
5220 | ClangASTType::SetBaseClassesForClassType (clang::CXXBaseSpecifier const * const *base_classes, | |||
5221 | unsigned num_base_classes) | |||
5222 | { | |||
5223 | if (IsValid()) | |||
5224 | { | |||
5225 | clang::CXXRecordDecl *cxx_record_decl = GetAsCXXRecordDecl(); | |||
5226 | if (cxx_record_decl) | |||
5227 | { | |||
5228 | cxx_record_decl->setBases(base_classes, num_base_classes); | |||
5229 | return true; | |||
5230 | } | |||
5231 | } | |||
5232 | return false; | |||
5233 | } | |||
5234 | ||||
5235 | bool | |||
5236 | ClangASTType::SetObjCSuperClass (const ClangASTType &superclass_clang_type) | |||
5237 | { | |||
5238 | if (IsValid() && superclass_clang_type.IsValid()) | |||
5239 | { | |||
5240 | clang::ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl (); | |||
5241 | clang::ObjCInterfaceDecl *super_interface_decl = superclass_clang_type.GetAsObjCInterfaceDecl (); | |||
5242 | if (class_interface_decl && super_interface_decl) | |||
5243 | { | |||
5244 | class_interface_decl->setSuperClass(super_interface_decl); | |||
5245 | return true; | |||
5246 | } | |||
5247 | } | |||
5248 | return false; | |||
5249 | } | |||
5250 | ||||
5251 | bool | |||
5252 | ClangASTType::AddObjCClassProperty (const char *property_name, | |||
5253 | const ClangASTType &property_clang_type, | |||
5254 | clang::ObjCIvarDecl *ivar_decl, | |||
5255 | const char *property_setter_name, | |||
5256 | const char *property_getter_name, | |||
5257 | uint32_t property_attributes, | |||
5258 | ClangASTMetadata *metadata) | |||
5259 | { | |||
5260 | if (!IsValid() || !property_clang_type.IsValid() || property_name == nullptr || property_name[0] == '\0') | |||
| ||||
5261 | return false; | |||
5262 | ||||
5263 | clang::ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl (); | |||
5264 | ||||
5265 | if (class_interface_decl) | |||
5266 | { | |||
5267 | ClangASTType property_clang_type_to_access; | |||
5268 | ||||
5269 | if (property_clang_type.IsValid()) | |||
5270 | property_clang_type_to_access = property_clang_type; | |||
5271 | else if (ivar_decl) | |||
5272 | property_clang_type_to_access = ClangASTType (m_ast, ivar_decl->getType()); | |||
5273 | ||||
5274 | if (class_interface_decl && property_clang_type_to_access.IsValid()) | |||
5275 | { | |||
5276 | clang::TypeSourceInfo *prop_type_source; | |||
5277 | if (ivar_decl) | |||
5278 | prop_type_source = m_ast->getTrivialTypeSourceInfo (ivar_decl->getType()); | |||
5279 | else | |||
5280 | prop_type_source = m_ast->getTrivialTypeSourceInfo (property_clang_type.GetQualType()); | |||
5281 | ||||
5282 | clang::ObjCPropertyDecl *property_decl = clang::ObjCPropertyDecl::Create (*m_ast, | |||
5283 | class_interface_decl, | |||
5284 | clang::SourceLocation(), // Source Location | |||
5285 | &m_ast->Idents.get(property_name), | |||
5286 | clang::SourceLocation(), //Source Location for AT | |||
5287 | clang::SourceLocation(), //Source location for ( | |||
5288 | prop_type_source); | |||
5289 | ||||
5290 | if (property_decl) | |||
5291 | { | |||
5292 | if (metadata) | |||
5293 | ClangASTContext::SetMetadata(m_ast, property_decl, *metadata); | |||
5294 | ||||
5295 | class_interface_decl->addDecl (property_decl); | |||
5296 | ||||
5297 | clang::Selector setter_sel, getter_sel; | |||
5298 | ||||
5299 | if (property_setter_name != nullptr) | |||
5300 | { | |||
5301 | std::string property_setter_no_colon(property_setter_name, strlen(property_setter_name) - 1); | |||
5302 | clang::IdentifierInfo *setter_ident = &m_ast->Idents.get(property_setter_no_colon.c_str()); | |||
5303 | setter_sel = m_ast->Selectors.getSelector(1, &setter_ident); | |||
5304 | } | |||
5305 | else if (!(property_attributes & DW_APPLE_PROPERTY_readonly)) | |||
5306 | { | |||
5307 | std::string setter_sel_string("set"); | |||
5308 | setter_sel_string.push_back(::toupper(property_name[0])); | |||
5309 | setter_sel_string.append(&property_name[1]); | |||
5310 | clang::IdentifierInfo *setter_ident = &m_ast->Idents.get(setter_sel_string.c_str()); | |||
5311 | setter_sel = m_ast->Selectors.getSelector(1, &setter_ident); | |||
5312 | } | |||
5313 | property_decl->setSetterName(setter_sel); | |||
5314 | property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_setter); | |||
5315 | ||||
5316 | if (property_getter_name != nullptr) | |||
5317 | { | |||
5318 | clang::IdentifierInfo *getter_ident = &m_ast->Idents.get(property_getter_name); | |||
5319 | getter_sel = m_ast->Selectors.getSelector(0, &getter_ident); | |||
5320 | } | |||
5321 | else | |||
5322 | { | |||
5323 | clang::IdentifierInfo *getter_ident = &m_ast->Idents.get(property_name); | |||
5324 | getter_sel = m_ast->Selectors.getSelector(0, &getter_ident); | |||
5325 | } | |||
5326 | property_decl->setGetterName(getter_sel); | |||
5327 | property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_getter); | |||
5328 | ||||
5329 | if (ivar_decl) | |||
5330 | property_decl->setPropertyIvarDecl (ivar_decl); | |||
5331 | ||||
5332 | if (property_attributes & DW_APPLE_PROPERTY_readonly) | |||
5333 | property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_readonly); | |||
5334 | if (property_attributes & DW_APPLE_PROPERTY_readwrite) | |||
5335 | property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_readwrite); | |||
5336 | if (property_attributes & DW_APPLE_PROPERTY_assign) | |||
5337 | property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_assign); | |||
5338 | if (property_attributes & DW_APPLE_PROPERTY_retain) | |||
5339 | property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_retain); | |||
5340 | if (property_attributes & DW_APPLE_PROPERTY_copy) | |||
5341 | property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_copy); | |||
5342 | if (property_attributes & DW_APPLE_PROPERTY_nonatomic) | |||
5343 | property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_nonatomic); | |||
5344 | ||||
5345 | if (!getter_sel.isNull() && !class_interface_decl->lookupInstanceMethod(getter_sel)) | |||
5346 | { | |||
5347 | const bool isInstance = true; | |||
5348 | const bool isVariadic = false; | |||
5349 | const bool isSynthesized = false; | |||
5350 | const bool isImplicitlyDeclared = true; | |||
5351 | const bool isDefined = false; | |||
5352 | const clang::ObjCMethodDecl::ImplementationControl impControl = clang::ObjCMethodDecl::None; | |||
5353 | const bool HasRelatedResultType = false; | |||
5354 | ||||
5355 | clang::ObjCMethodDecl *getter = clang::ObjCMethodDecl::Create (*m_ast, | |||
5356 | clang::SourceLocation(), | |||
5357 | clang::SourceLocation(), | |||
5358 | getter_sel, | |||
5359 | property_clang_type_to_access.GetQualType(), | |||
5360 | nullptr, | |||
5361 | class_interface_decl, | |||
5362 | isInstance, | |||
5363 | isVariadic, | |||
5364 | isSynthesized, | |||
5365 | isImplicitlyDeclared, | |||
5366 | isDefined, | |||
5367 | impControl, | |||
5368 | HasRelatedResultType); | |||
5369 | ||||
5370 | if (getter && metadata) | |||
5371 | ClangASTContext::SetMetadata(m_ast, getter, *metadata); | |||
5372 | ||||
5373 | getter->setMethodParams(*m_ast, llvm::ArrayRef<clang::ParmVarDecl*>(), llvm::ArrayRef<clang::SourceLocation>()); | |||
| ||||
5374 | ||||
5375 | class_interface_decl->addDecl(getter); | |||
5376 | } | |||
5377 | ||||
5378 | if (!setter_sel.isNull() && !class_interface_decl->lookupInstanceMethod(setter_sel)) | |||
5379 | { | |||
5380 | clang::QualType result_type = m_ast->VoidTy; | |||
5381 | ||||
5382 | const bool isInstance = true; | |||
5383 | const bool isVariadic = false; | |||
5384 | const bool isSynthesized = false; | |||
5385 | const bool isImplicitlyDeclared = true; | |||
5386 | const bool isDefined = false; | |||
5387 | const clang::ObjCMethodDecl::ImplementationControl impControl = clang::ObjCMethodDecl::None; | |||
5388 | const bool HasRelatedResultType = false; | |||
5389 | ||||
5390 | clang::ObjCMethodDecl *setter = clang::ObjCMethodDecl::Create (*m_ast, | |||
5391 | clang::SourceLocation(), | |||
5392 | clang::SourceLocation(), | |||
5393 | setter_sel, | |||
5394 | result_type, | |||
5395 | nullptr, | |||
5396 | class_interface_decl, | |||
5397 | isInstance, | |||
5398 | isVariadic, | |||
5399 | isSynthesized, | |||
5400 | isImplicitlyDeclared, | |||
5401 | isDefined, | |||
5402 | impControl, | |||
5403 | HasRelatedResultType); | |||
5404 | ||||
5405 | if (setter && metadata) | |||
5406 | ClangASTContext::SetMetadata(m_ast, setter, *metadata); | |||
5407 | ||||
5408 | llvm::SmallVector<clang::ParmVarDecl *, 1> params; | |||
5409 | ||||
5410 | params.push_back (clang::ParmVarDecl::Create (*m_ast, | |||
5411 | setter, | |||
5412 | clang::SourceLocation(), | |||
5413 | clang::SourceLocation(), | |||
5414 | nullptr, // anonymous | |||
5415 | property_clang_type_to_access.GetQualType(), | |||
5416 | nullptr, | |||
5417 | clang::SC_Auto, | |||
5418 | nullptr)); | |||
5419 | ||||
5420 | setter->setMethodParams(*m_ast, llvm::ArrayRef<clang::ParmVarDecl*>(params), llvm::ArrayRef<clang::SourceLocation>()); | |||
5421 | ||||
5422 | class_interface_decl->addDecl(setter); | |||
5423 | } | |||
5424 | ||||
5425 | return true; | |||
5426 | } | |||
5427 | } | |||
5428 | } | |||
5429 | return false; | |||
5430 | } | |||
5431 | ||||
5432 | bool | |||
5433 | ClangASTType::IsObjCClassTypeAndHasIVars (bool check_superclass) const | |||
5434 | { | |||
5435 | clang::ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl (); | |||
5436 | if (class_interface_decl) | |||
5437 | return ObjCDeclHasIVars (class_interface_decl, check_superclass); | |||
5438 | return false; | |||
5439 | } | |||
5440 | ||||
5441 | ||||
5442 | clang::ObjCMethodDecl * | |||
5443 | ClangASTType::AddMethodToObjCObjectType (const char *name, // the full symbol name as seen in the symbol table ("-[NString stringWithCString:]") | |||
5444 | const ClangASTType &method_clang_type, | |||
5445 | lldb::AccessType access, | |||
5446 | bool is_artificial) | |||
5447 | { | |||
5448 | if (!IsValid() || !method_clang_type.IsValid()) | |||
5449 | return nullptr; | |||
5450 | ||||
5451 | clang::ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl(); | |||
5452 | ||||
5453 | if (class_interface_decl == nullptr) | |||
5454 | return nullptr; | |||
5455 | ||||
5456 | const char *selector_start = ::strchr (name, ' '); | |||
5457 | if (selector_start == nullptr) | |||
5458 | return nullptr; | |||
5459 | ||||
5460 | selector_start++; | |||
5461 | llvm::SmallVector<clang::IdentifierInfo *, 12> selector_idents; | |||
5462 | ||||
5463 | size_t len = 0; | |||
5464 | const char *start; | |||
5465 | //printf ("name = '%s'\n", name); | |||
5466 | ||||
5467 | unsigned num_selectors_with_args = 0; | |||
5468 | for (start = selector_start; | |||
5469 | start && *start != '\0' && *start != ']'; | |||
5470 | start += len) | |||
5471 | { | |||
5472 | len = ::strcspn(start, ":]"); | |||
5473 | bool has_arg = (start[len] == ':'); | |||
5474 | if (has_arg) | |||
5475 | ++num_selectors_with_args; | |||
5476 | selector_idents.push_back (&m_ast->Idents.get (llvm::StringRef (start, len))); | |||
5477 | if (has_arg) | |||
5478 | len += 1; | |||
5479 | } | |||
5480 | ||||
5481 | ||||
5482 | if (selector_idents.size() == 0) | |||
5483 | return nullptr; | |||
5484 | ||||
5485 | clang::Selector method_selector = m_ast->Selectors.getSelector (num_selectors_with_args ? selector_idents.size() : 0, | |||
5486 | selector_idents.data()); | |||
5487 | ||||
5488 | clang::QualType method_qual_type (method_clang_type.GetQualType()); | |||
5489 | ||||
5490 | // Populate the method decl with parameter decls | |||
5491 | const clang::Type *method_type(method_qual_type.getTypePtr()); | |||
5492 | ||||
5493 | if (method_type == nullptr) | |||
5494 | return nullptr; | |||
5495 | ||||
5496 | const clang::FunctionProtoType *method_function_prototype (llvm::dyn_cast<clang::FunctionProtoType>(method_type)); | |||
5497 | ||||
5498 | if (!method_function_prototype) | |||
5499 | return nullptr; | |||
5500 | ||||
5501 | ||||
5502 | bool is_variadic = false; | |||
5503 | bool is_synthesized = false; | |||
5504 | bool is_defined = false; | |||
5505 | clang::ObjCMethodDecl::ImplementationControl imp_control = clang::ObjCMethodDecl::None; | |||
5506 | ||||
5507 | const unsigned num_args = method_function_prototype->getNumParams(); | |||
5508 | ||||
5509 | if (num_args != num_selectors_with_args) | |||
5510 | return nullptr; // some debug information is corrupt. We are not going to deal with it. | |||
5511 | ||||
5512 | clang::ObjCMethodDecl *objc_method_decl = clang::ObjCMethodDecl::Create (*m_ast, | |||
5513 | clang::SourceLocation(), // beginLoc, | |||
5514 | clang::SourceLocation(), // endLoc, | |||
5515 | method_selector, | |||
5516 | method_function_prototype->getReturnType(), | |||
5517 | nullptr, // TypeSourceInfo *ResultTInfo, | |||
5518 | GetDeclContextForType (), | |||
5519 | name[0] == '-', | |||
5520 | is_variadic, | |||
5521 | is_synthesized, | |||
5522 | true, // is_implicitly_declared; we force this to true because we don't have source locations | |||
5523 | is_defined, | |||
5524 | imp_control, | |||
5525 | false /*has_related_result_type*/); | |||
5526 | ||||
5527 | ||||
5528 | if (objc_method_decl == nullptr) | |||
5529 | return nullptr; | |||
5530 | ||||
5531 | if (num_args > 0) | |||
5532 | { | |||
5533 | llvm::SmallVector<clang::ParmVarDecl *, 12> params; | |||
5534 | ||||
5535 | for (unsigned param_index = 0; param_index < num_args; ++param_index) | |||
5536 | { | |||
5537 | params.push_back (clang::ParmVarDecl::Create (*m_ast, | |||
5538 | objc_method_decl, | |||
5539 | clang::SourceLocation(), | |||
5540 | clang::SourceLocation(), | |||
5541 | nullptr, // anonymous | |||
5542 | method_function_prototype->getParamType(param_index), | |||
5543 | nullptr, | |||
5544 | clang::SC_Auto, | |||
5545 | nullptr)); | |||
5546 | } | |||
5547 | ||||
5548 | objc_method_decl->setMethodParams(*m_ast, llvm::ArrayRef<clang::ParmVarDecl*>(params), llvm::ArrayRef<clang::SourceLocation>()); | |||
5549 | } | |||
5550 | ||||
5551 | class_interface_decl->addDecl (objc_method_decl); | |||
5552 | ||||
5553 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
5554 | VerifyDecl(objc_method_decl); | |||
5555 | #endif | |||
5556 | ||||
5557 | return objc_method_decl; | |||
5558 | } | |||
5559 | ||||
5560 | ||||
5561 | clang::DeclContext * | |||
5562 | ClangASTType::GetDeclContextForType () const | |||
5563 | { | |||
5564 | if (!IsValid()) | |||
5565 | return nullptr; | |||
5566 | ||||
5567 | clang::QualType qual_type(GetCanonicalQualType()); | |||
5568 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
5569 | switch (type_class) | |||
5570 | { | |||
5571 | case clang::Type::UnaryTransform: break; | |||
5572 | case clang::Type::FunctionNoProto: break; | |||
5573 | case clang::Type::FunctionProto: break; | |||
5574 | case clang::Type::IncompleteArray: break; | |||
5575 | case clang::Type::VariableArray: break; | |||
5576 | case clang::Type::ConstantArray: break; | |||
5577 | case clang::Type::DependentSizedArray: break; | |||
5578 | case clang::Type::ExtVector: break; | |||
5579 | case clang::Type::DependentSizedExtVector: break; | |||
5580 | case clang::Type::Vector: break; | |||
5581 | case clang::Type::Builtin: break; | |||
5582 | case clang::Type::BlockPointer: break; | |||
5583 | case clang::Type::Pointer: break; | |||
5584 | case clang::Type::LValueReference: break; | |||
5585 | case clang::Type::RValueReference: break; | |||
5586 | case clang::Type::MemberPointer: break; | |||
5587 | case clang::Type::Complex: break; | |||
5588 | case clang::Type::ObjCObject: break; | |||
5589 | case clang::Type::ObjCInterface: return llvm::cast<clang::ObjCObjectType>(qual_type.getTypePtr())->getInterface(); | |||
5590 | case clang::Type::ObjCObjectPointer: return ClangASTType (m_ast, llvm::cast<clang::ObjCObjectPointerType>(qual_type.getTypePtr())->getPointeeType()).GetDeclContextForType(); | |||
5591 | case clang::Type::Record: return llvm::cast<clang::RecordType>(qual_type)->getDecl(); | |||
5592 | case clang::Type::Enum: return llvm::cast<clang::EnumType>(qual_type)->getDecl(); | |||
5593 | case clang::Type::Typedef: return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetDeclContextForType(); | |||
5594 | case clang::Type::Elaborated: return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).GetDeclContextForType(); | |||
5595 | case clang::Type::Paren: return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).GetDeclContextForType(); | |||
5596 | case clang::Type::TypeOfExpr: break; | |||
5597 | case clang::Type::TypeOf: break; | |||
5598 | case clang::Type::Decltype: break; | |||
5599 | //case clang::Type::QualifiedName: break; | |||
5600 | case clang::Type::TemplateSpecialization: break; | |||
5601 | case clang::Type::DependentTemplateSpecialization: break; | |||
5602 | case clang::Type::TemplateTypeParm: break; | |||
5603 | case clang::Type::SubstTemplateTypeParm: break; | |||
5604 | case clang::Type::SubstTemplateTypeParmPack:break; | |||
5605 | case clang::Type::PackExpansion: break; | |||
5606 | case clang::Type::UnresolvedUsing: break; | |||
5607 | case clang::Type::Attributed: break; | |||
5608 | case clang::Type::Auto: break; | |||
5609 | case clang::Type::InjectedClassName: break; | |||
5610 | case clang::Type::DependentName: break; | |||
5611 | case clang::Type::Atomic: break; | |||
5612 | case clang::Type::Adjusted: break; | |||
5613 | ||||
5614 | // pointer type decayed from an array or function type. | |||
5615 | case clang::Type::Decayed: break; | |||
5616 | } | |||
5617 | // No DeclContext in this type... | |||
5618 | return nullptr; | |||
5619 | } | |||
5620 | ||||
5621 | bool | |||
5622 | ClangASTType::SetDefaultAccessForRecordFields (int default_accessibility, | |||
5623 | int *assigned_accessibilities, | |||
5624 | size_t num_assigned_accessibilities) | |||
5625 | { | |||
5626 | if (IsValid()) | |||
5627 | { | |||
5628 | clang::RecordDecl *record_decl = GetAsRecordDecl(); | |||
5629 | if (record_decl) | |||
5630 | { | |||
5631 | uint32_t field_idx; | |||
5632 | clang::RecordDecl::field_iterator field, field_end; | |||
5633 | for (field = record_decl->field_begin(), field_end = record_decl->field_end(), field_idx = 0; | |||
5634 | field != field_end; | |||
5635 | ++field, ++field_idx) | |||
5636 | { | |||
5637 | // If no accessibility was assigned, assign the correct one | |||
5638 | if (field_idx < num_assigned_accessibilities && assigned_accessibilities[field_idx] == clang::AS_none) | |||
5639 | field->setAccess ((clang::AccessSpecifier)default_accessibility); | |||
5640 | } | |||
5641 | return true; | |||
5642 | } | |||
5643 | } | |||
5644 | return false; | |||
5645 | } | |||
5646 | ||||
5647 | ||||
5648 | bool | |||
5649 | ClangASTType::SetHasExternalStorage (bool has_extern) | |||
5650 | { | |||
5651 | if (!IsValid()) | |||
5652 | return false; | |||
5653 | ||||
5654 | clang::QualType qual_type (GetCanonicalQualType()); | |||
5655 | ||||
5656 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
5657 | switch (type_class) | |||
5658 | { | |||
5659 | case clang::Type::Record: | |||
5660 | { | |||
5661 | clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
5662 | if (cxx_record_decl) | |||
5663 | { | |||
5664 | cxx_record_decl->setHasExternalLexicalStorage (has_extern); | |||
5665 | cxx_record_decl->setHasExternalVisibleStorage (has_extern); | |||
5666 | return true; | |||
5667 | } | |||
5668 | } | |||
5669 | break; | |||
5670 | ||||
5671 | case clang::Type::Enum: | |||
5672 | { | |||
5673 | clang::EnumDecl *enum_decl = llvm::cast<clang::EnumType>(qual_type)->getDecl(); | |||
5674 | if (enum_decl) | |||
5675 | { | |||
5676 | enum_decl->setHasExternalLexicalStorage (has_extern); | |||
5677 | enum_decl->setHasExternalVisibleStorage (has_extern); | |||
5678 | return true; | |||
5679 | } | |||
5680 | } | |||
5681 | break; | |||
5682 | ||||
5683 | case clang::Type::ObjCObject: | |||
5684 | case clang::Type::ObjCInterface: | |||
5685 | { | |||
5686 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
5687 | assert (objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 5687, __PRETTY_FUNCTION__)); | |||
5688 | if (objc_class_type) | |||
5689 | { | |||
5690 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
5691 | ||||
5692 | if (class_interface_decl) | |||
5693 | { | |||
5694 | class_interface_decl->setHasExternalLexicalStorage (has_extern); | |||
5695 | class_interface_decl->setHasExternalVisibleStorage (has_extern); | |||
5696 | return true; | |||
5697 | } | |||
5698 | } | |||
5699 | } | |||
5700 | break; | |||
5701 | ||||
5702 | case clang::Type::Typedef: | |||
5703 | return ClangASTType (m_ast, llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType()).SetHasExternalStorage (has_extern); | |||
5704 | ||||
5705 | case clang::Type::Elaborated: | |||
5706 | return ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).SetHasExternalStorage (has_extern); | |||
5707 | ||||
5708 | case clang::Type::Paren: | |||
5709 | return ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).SetHasExternalStorage (has_extern); | |||
5710 | ||||
5711 | default: | |||
5712 | break; | |||
5713 | } | |||
5714 | return false; | |||
5715 | } | |||
5716 | ||||
5717 | bool | |||
5718 | ClangASTType::SetTagTypeKind (int kind) const | |||
5719 | { | |||
5720 | if (IsValid()) | |||
5721 | { | |||
5722 | clang::QualType tag_qual_type(GetQualType()); | |||
5723 | const clang::Type *clang_type = tag_qual_type.getTypePtr(); | |||
5724 | if (clang_type) | |||
5725 | { | |||
5726 | const clang::TagType *tag_type = llvm::dyn_cast<clang::TagType>(clang_type); | |||
5727 | if (tag_type) | |||
5728 | { | |||
5729 | clang::TagDecl *tag_decl = llvm::dyn_cast<clang::TagDecl>(tag_type->getDecl()); | |||
5730 | if (tag_decl) | |||
5731 | { | |||
5732 | tag_decl->setTagKind ((clang::TagDecl::TagKind)kind); | |||
5733 | return true; | |||
5734 | } | |||
5735 | } | |||
5736 | } | |||
5737 | } | |||
5738 | return false; | |||
5739 | } | |||
5740 | ||||
5741 | ||||
5742 | #pragma mark TagDecl | |||
5743 | ||||
5744 | bool | |||
5745 | ClangASTType::StartTagDeclarationDefinition () | |||
5746 | { | |||
5747 | if (IsValid()) | |||
5748 | { | |||
5749 | clang::QualType qual_type (GetQualType()); | |||
5750 | const clang::Type *t = qual_type.getTypePtr(); | |||
5751 | if (t) | |||
5752 | { | |||
5753 | const clang::TagType *tag_type = llvm::dyn_cast<clang::TagType>(t); | |||
5754 | if (tag_type) | |||
5755 | { | |||
5756 | clang::TagDecl *tag_decl = tag_type->getDecl(); | |||
5757 | if (tag_decl) | |||
5758 | { | |||
5759 | tag_decl->startDefinition(); | |||
5760 | return true; | |||
5761 | } | |||
5762 | } | |||
5763 | ||||
5764 | const clang::ObjCObjectType *object_type = llvm::dyn_cast<clang::ObjCObjectType>(t); | |||
5765 | if (object_type) | |||
5766 | { | |||
5767 | clang::ObjCInterfaceDecl *interface_decl = object_type->getInterface(); | |||
5768 | if (interface_decl) | |||
5769 | { | |||
5770 | interface_decl->startDefinition(); | |||
5771 | return true; | |||
5772 | } | |||
5773 | } | |||
5774 | } | |||
5775 | } | |||
5776 | return false; | |||
5777 | } | |||
5778 | ||||
5779 | bool | |||
5780 | ClangASTType::CompleteTagDeclarationDefinition () | |||
5781 | { | |||
5782 | if (IsValid()) | |||
5783 | { | |||
5784 | clang::QualType qual_type (GetQualType()); | |||
5785 | ||||
5786 | clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
5787 | ||||
5788 | if (cxx_record_decl) | |||
5789 | { | |||
5790 | cxx_record_decl->completeDefinition(); | |||
5791 | ||||
5792 | return true; | |||
5793 | } | |||
5794 | ||||
5795 | const clang::EnumType *enum_type = llvm::dyn_cast<clang::EnumType>(qual_type.getTypePtr()); | |||
5796 | ||||
5797 | if (enum_type) | |||
5798 | { | |||
5799 | clang::EnumDecl *enum_decl = enum_type->getDecl(); | |||
5800 | ||||
5801 | if (enum_decl) | |||
5802 | { | |||
5803 | /// TODO This really needs to be fixed. | |||
5804 | ||||
5805 | unsigned NumPositiveBits = 1; | |||
5806 | unsigned NumNegativeBits = 0; | |||
5807 | ||||
5808 | clang::QualType promotion_qual_type; | |||
5809 | // If the enum integer type is less than an integer in bit width, | |||
5810 | // then we must promote it to an integer size. | |||
5811 | if (m_ast->getTypeSize(enum_decl->getIntegerType()) < m_ast->getTypeSize(m_ast->IntTy)) | |||
5812 | { | |||
5813 | if (enum_decl->getIntegerType()->isSignedIntegerType()) | |||
5814 | promotion_qual_type = m_ast->IntTy; | |||
5815 | else | |||
5816 | promotion_qual_type = m_ast->UnsignedIntTy; | |||
5817 | } | |||
5818 | else | |||
5819 | promotion_qual_type = enum_decl->getIntegerType(); | |||
5820 | ||||
5821 | enum_decl->completeDefinition(enum_decl->getIntegerType(), promotion_qual_type, NumPositiveBits, NumNegativeBits); | |||
5822 | return true; | |||
5823 | } | |||
5824 | } | |||
5825 | } | |||
5826 | return false; | |||
5827 | } | |||
5828 | ||||
5829 | ||||
5830 | ||||
5831 | ||||
5832 | ||||
5833 | ||||
5834 | ||||
5835 | bool | |||
5836 | ClangASTType::AddEnumerationValueToEnumerationType (const ClangASTType &enumerator_clang_type, | |||
5837 | const Declaration &decl, | |||
5838 | const char *name, | |||
5839 | int64_t enum_value, | |||
5840 | uint32_t enum_value_bit_size) | |||
5841 | { | |||
5842 | if (IsValid() && enumerator_clang_type.IsValid() && name && name[0]) | |||
5843 | { | |||
5844 | clang::QualType enum_qual_type (GetCanonicalQualType()); | |||
5845 | ||||
5846 | bool is_signed = false; | |||
5847 | enumerator_clang_type.IsIntegerType (is_signed); | |||
5848 | const clang::Type *clang_type = enum_qual_type.getTypePtr(); | |||
5849 | if (clang_type) | |||
5850 | { | |||
5851 | const clang::EnumType *enum_type = llvm::dyn_cast<clang::EnumType>(clang_type); | |||
5852 | ||||
5853 | if (enum_type) | |||
5854 | { | |||
5855 | llvm::APSInt enum_llvm_apsint(enum_value_bit_size, is_signed); | |||
5856 | enum_llvm_apsint = enum_value; | |||
5857 | clang::EnumConstantDecl *enumerator_decl = | |||
5858 | clang::EnumConstantDecl::Create (*m_ast, | |||
5859 | enum_type->getDecl(), | |||
5860 | clang::SourceLocation(), | |||
5861 | name ? &m_ast->Idents.get(name) : nullptr, // Identifier | |||
5862 | enumerator_clang_type.GetQualType(), | |||
5863 | nullptr, | |||
5864 | enum_llvm_apsint); | |||
5865 | ||||
5866 | if (enumerator_decl) | |||
5867 | { | |||
5868 | enum_type->getDecl()->addDecl(enumerator_decl); | |||
5869 | ||||
5870 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
5871 | VerifyDecl(enumerator_decl); | |||
5872 | #endif | |||
5873 | ||||
5874 | return true; | |||
5875 | } | |||
5876 | } | |||
5877 | } | |||
5878 | } | |||
5879 | return false; | |||
5880 | } | |||
5881 | ||||
5882 | ||||
5883 | ClangASTType | |||
5884 | ClangASTType::GetEnumerationIntegerType () const | |||
5885 | { | |||
5886 | clang::QualType enum_qual_type (GetCanonicalQualType()); | |||
5887 | const clang::Type *clang_type = enum_qual_type.getTypePtr(); | |||
5888 | if (clang_type) | |||
5889 | { | |||
5890 | const clang::EnumType *enum_type = llvm::dyn_cast<clang::EnumType>(clang_type); | |||
5891 | if (enum_type) | |||
5892 | { | |||
5893 | clang::EnumDecl *enum_decl = enum_type->getDecl(); | |||
5894 | if (enum_decl) | |||
5895 | return ClangASTType (m_ast, enum_decl->getIntegerType()); | |||
5896 | } | |||
5897 | } | |||
5898 | return ClangASTType(); | |||
5899 | } | |||
5900 | ||||
5901 | ClangASTType | |||
5902 | ClangASTType::CreateMemberPointerType (const ClangASTType &pointee_type) const | |||
5903 | { | |||
5904 | if (IsValid() && pointee_type.IsValid()) | |||
5905 | { | |||
5906 | return ClangASTType (m_ast, m_ast->getMemberPointerType (pointee_type.GetQualType(), | |||
5907 | GetQualType().getTypePtr())); | |||
5908 | } | |||
5909 | return ClangASTType(); | |||
5910 | } | |||
5911 | ||||
5912 | ||||
5913 | size_t | |||
5914 | ClangASTType::ConvertStringToFloatValue (const char *s, uint8_t *dst, size_t dst_size) const | |||
5915 | { | |||
5916 | if (IsValid()) | |||
5917 | { | |||
5918 | clang::QualType qual_type (GetCanonicalQualType()); | |||
5919 | uint32_t count = 0; | |||
5920 | bool is_complex = false; | |||
5921 | if (IsFloatingPointType (count, is_complex)) | |||
5922 | { | |||
5923 | // TODO: handle complex and vector types | |||
5924 | if (count != 1) | |||
5925 | return false; | |||
5926 | ||||
5927 | llvm::StringRef s_sref(s); | |||
5928 | llvm::APFloat ap_float(m_ast->getFloatTypeSemantics(qual_type), s_sref); | |||
5929 | ||||
5930 | const uint64_t bit_size = m_ast->getTypeSize (qual_type); | |||
5931 | const uint64_t byte_size = bit_size / 8; | |||
5932 | if (dst_size >= byte_size) | |||
5933 | { | |||
5934 | if (bit_size == sizeof(float)*8) | |||
5935 | { | |||
5936 | float float32 = ap_float.convertToFloat(); | |||
5937 | ::memcpy (dst, &float32, byte_size); | |||
5938 | return byte_size; | |||
5939 | } | |||
5940 | else if (bit_size >= 64) | |||
5941 | { | |||
5942 | llvm::APInt ap_int(ap_float.bitcastToAPInt()); | |||
5943 | ::memcpy (dst, ap_int.getRawData(), byte_size); | |||
5944 | return byte_size; | |||
5945 | } | |||
5946 | } | |||
5947 | } | |||
5948 | } | |||
5949 | return 0; | |||
5950 | } | |||
5951 | ||||
5952 | ||||
5953 | ||||
5954 | //---------------------------------------------------------------------- | |||
5955 | // Dumping types | |||
5956 | //---------------------------------------------------------------------- | |||
5957 | #define DEPTH_INCREMENT2 2 | |||
5958 | ||||
5959 | void | |||
5960 | ClangASTType::DumpValue (ExecutionContext *exe_ctx, | |||
5961 | Stream *s, | |||
5962 | lldb::Format format, | |||
5963 | const lldb_private::DataExtractor &data, | |||
5964 | lldb::offset_t data_byte_offset, | |||
5965 | size_t data_byte_size, | |||
5966 | uint32_t bitfield_bit_size, | |||
5967 | uint32_t bitfield_bit_offset, | |||
5968 | bool show_types, | |||
5969 | bool show_summary, | |||
5970 | bool verbose, | |||
5971 | uint32_t depth) | |||
5972 | { | |||
5973 | if (!IsValid()) | |||
5974 | return; | |||
5975 | ||||
5976 | clang::QualType qual_type(GetQualType()); | |||
5977 | switch (qual_type->getTypeClass()) | |||
5978 | { | |||
5979 | case clang::Type::Record: | |||
5980 | if (GetCompleteType ()) | |||
5981 | { | |||
5982 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
5983 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
5984 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 5984, __PRETTY_FUNCTION__)); | |||
5985 | uint32_t field_bit_offset = 0; | |||
5986 | uint32_t field_byte_offset = 0; | |||
5987 | const clang::ASTRecordLayout &record_layout = m_ast->getASTRecordLayout(record_decl); | |||
5988 | uint32_t child_idx = 0; | |||
5989 | ||||
5990 | const clang::CXXRecordDecl *cxx_record_decl = llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
5991 | if (cxx_record_decl) | |||
5992 | { | |||
5993 | // We might have base classes to print out first | |||
5994 | clang::CXXRecordDecl::base_class_const_iterator base_class, base_class_end; | |||
5995 | for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); | |||
5996 | base_class != base_class_end; | |||
5997 | ++base_class) | |||
5998 | { | |||
5999 | const clang::CXXRecordDecl *base_class_decl = llvm::cast<clang::CXXRecordDecl>(base_class->getType()->getAs<clang::RecordType>()->getDecl()); | |||
6000 | ||||
6001 | // Skip empty base classes | |||
6002 | if (verbose == false && ClangASTContext::RecordHasFields(base_class_decl) == false) | |||
6003 | continue; | |||
6004 | ||||
6005 | if (base_class->isVirtual()) | |||
6006 | field_bit_offset = record_layout.getVBaseClassOffset(base_class_decl).getQuantity() * 8; | |||
6007 | else | |||
6008 | field_bit_offset = record_layout.getBaseClassOffset(base_class_decl).getQuantity() * 8; | |||
6009 | field_byte_offset = field_bit_offset / 8; | |||
6010 | assert (field_bit_offset % 8 == 0)((field_bit_offset % 8 == 0) ? static_cast<void> (0) : __assert_fail ("field_bit_offset % 8 == 0", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 6010, __PRETTY_FUNCTION__)); | |||
6011 | if (child_idx == 0) | |||
6012 | s->PutChar('{'); | |||
6013 | else | |||
6014 | s->PutChar(','); | |||
6015 | ||||
6016 | clang::QualType base_class_qual_type = base_class->getType(); | |||
6017 | std::string base_class_type_name(base_class_qual_type.getAsString()); | |||
6018 | ||||
6019 | // Indent and print the base class type name | |||
6020 | s->Printf("\n%*s%s ", depth + DEPTH_INCREMENT2, "", base_class_type_name.c_str()); | |||
6021 | ||||
6022 | clang::TypeInfo base_class_type_info = m_ast->getTypeInfo(base_class_qual_type); | |||
6023 | ||||
6024 | // Dump the value of the member | |||
6025 | ClangASTType base_clang_type(m_ast, base_class_qual_type); | |||
6026 | base_clang_type.DumpValue (exe_ctx, | |||
6027 | s, // Stream to dump to | |||
6028 | base_clang_type.GetFormat(), // The format with which to display the member | |||
6029 | data, // Data buffer containing all bytes for this type | |||
6030 | data_byte_offset + field_byte_offset,// Offset into "data" where to grab value from | |||
6031 | base_class_type_info.Width / 8, // Size of this type in bytes | |||
6032 | 0, // Bitfield bit size | |||
6033 | 0, // Bitfield bit offset | |||
6034 | show_types, // Boolean indicating if we should show the variable types | |||
6035 | show_summary, // Boolean indicating if we should show a summary for the current type | |||
6036 | verbose, // Verbose output? | |||
6037 | depth + DEPTH_INCREMENT2); // Scope depth for any types that have children | |||
6038 | ||||
6039 | ++child_idx; | |||
6040 | } | |||
6041 | } | |||
6042 | uint32_t field_idx = 0; | |||
6043 | clang::RecordDecl::field_iterator field, field_end; | |||
6044 | for (field = record_decl->field_begin(), field_end = record_decl->field_end(); field != field_end; ++field, ++field_idx, ++child_idx) | |||
6045 | { | |||
6046 | // Print the starting squiggly bracket (if this is the | |||
6047 | // first member) or comman (for member 2 and beyong) for | |||
6048 | // the struct/union/class member. | |||
6049 | if (child_idx == 0) | |||
6050 | s->PutChar('{'); | |||
6051 | else | |||
6052 | s->PutChar(','); | |||
6053 | ||||
6054 | // Indent | |||
6055 | s->Printf("\n%*s", depth + DEPTH_INCREMENT2, ""); | |||
6056 | ||||
6057 | clang::QualType field_type = field->getType(); | |||
6058 | // Print the member type if requested | |||
6059 | // Figure out the type byte size (field_type_info.first) and | |||
6060 | // alignment (field_type_info.second) from the AST context. | |||
6061 | clang::TypeInfo field_type_info = m_ast->getTypeInfo(field_type); | |||
6062 | assert(field_idx < record_layout.getFieldCount())((field_idx < record_layout.getFieldCount()) ? static_cast <void> (0) : __assert_fail ("field_idx < record_layout.getFieldCount()" , "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 6062, __PRETTY_FUNCTION__)); | |||
6063 | // Figure out the field offset within the current struct/union/class type | |||
6064 | field_bit_offset = record_layout.getFieldOffset (field_idx); | |||
6065 | field_byte_offset = field_bit_offset / 8; | |||
6066 | uint32_t field_bitfield_bit_size = 0; | |||
6067 | uint32_t field_bitfield_bit_offset = 0; | |||
6068 | if (ClangASTContext::FieldIsBitfield (m_ast, *field, field_bitfield_bit_size)) | |||
6069 | field_bitfield_bit_offset = field_bit_offset % 8; | |||
6070 | ||||
6071 | if (show_types) | |||
6072 | { | |||
6073 | std::string field_type_name(field_type.getAsString()); | |||
6074 | if (field_bitfield_bit_size > 0) | |||
6075 | s->Printf("(%s:%u) ", field_type_name.c_str(), field_bitfield_bit_size); | |||
6076 | else | |||
6077 | s->Printf("(%s) ", field_type_name.c_str()); | |||
6078 | } | |||
6079 | // Print the member name and equal sign | |||
6080 | s->Printf("%s = ", field->getNameAsString().c_str()); | |||
6081 | ||||
6082 | ||||
6083 | // Dump the value of the member | |||
6084 | ClangASTType field_clang_type (m_ast, field_type); | |||
6085 | field_clang_type.DumpValue (exe_ctx, | |||
6086 | s, // Stream to dump to | |||
6087 | field_clang_type.GetFormat(), // The format with which to display the member | |||
6088 | data, // Data buffer containing all bytes for this type | |||
6089 | data_byte_offset + field_byte_offset,// Offset into "data" where to grab value from | |||
6090 | field_type_info.Width / 8, // Size of this type in bytes | |||
6091 | field_bitfield_bit_size, // Bitfield bit size | |||
6092 | field_bitfield_bit_offset, // Bitfield bit offset | |||
6093 | show_types, // Boolean indicating if we should show the variable types | |||
6094 | show_summary, // Boolean indicating if we should show a summary for the current type | |||
6095 | verbose, // Verbose output? | |||
6096 | depth + DEPTH_INCREMENT2); // Scope depth for any types that have children | |||
6097 | } | |||
6098 | ||||
6099 | // Indent the trailing squiggly bracket | |||
6100 | if (child_idx > 0) | |||
6101 | s->Printf("\n%*s}", depth, ""); | |||
6102 | } | |||
6103 | return; | |||
6104 | ||||
6105 | case clang::Type::Enum: | |||
6106 | if (GetCompleteType ()) | |||
6107 | { | |||
6108 | const clang::EnumType *enum_type = llvm::cast<clang::EnumType>(qual_type.getTypePtr()); | |||
6109 | const clang::EnumDecl *enum_decl = enum_type->getDecl(); | |||
6110 | assert(enum_decl)((enum_decl) ? static_cast<void> (0) : __assert_fail ("enum_decl" , "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 6110, __PRETTY_FUNCTION__)); | |||
6111 | clang::EnumDecl::enumerator_iterator enum_pos, enum_end_pos; | |||
6112 | lldb::offset_t offset = data_byte_offset; | |||
6113 | const int64_t enum_value = data.GetMaxU64Bitfield(&offset, data_byte_size, bitfield_bit_size, bitfield_bit_offset); | |||
6114 | for (enum_pos = enum_decl->enumerator_begin(), enum_end_pos = enum_decl->enumerator_end(); enum_pos != enum_end_pos; ++enum_pos) | |||
6115 | { | |||
6116 | if (enum_pos->getInitVal() == enum_value) | |||
6117 | { | |||
6118 | s->Printf("%s", enum_pos->getNameAsString().c_str()); | |||
6119 | return; | |||
6120 | } | |||
6121 | } | |||
6122 | // If we have gotten here we didn't get find the enumerator in the | |||
6123 | // enum decl, so just print the integer. | |||
6124 | s->Printf("%" PRIi64"l" "i", enum_value); | |||
6125 | } | |||
6126 | return; | |||
6127 | ||||
6128 | case clang::Type::ConstantArray: | |||
6129 | { | |||
6130 | const clang::ConstantArrayType *array = llvm::cast<clang::ConstantArrayType>(qual_type.getTypePtr()); | |||
6131 | bool is_array_of_characters = false; | |||
6132 | clang::QualType element_qual_type = array->getElementType(); | |||
6133 | ||||
6134 | const clang::Type *canonical_type = element_qual_type->getCanonicalTypeInternal().getTypePtr(); | |||
6135 | if (canonical_type) | |||
6136 | is_array_of_characters = canonical_type->isCharType(); | |||
6137 | ||||
6138 | const uint64_t element_count = array->getSize().getLimitedValue(); | |||
6139 | ||||
6140 | clang::TypeInfo field_type_info = m_ast->getTypeInfo(element_qual_type); | |||
6141 | ||||
6142 | uint32_t element_idx = 0; | |||
6143 | uint32_t element_offset = 0; | |||
6144 | uint64_t element_byte_size = field_type_info.Width / 8; | |||
6145 | uint32_t element_stride = element_byte_size; | |||
6146 | ||||
6147 | if (is_array_of_characters) | |||
6148 | { | |||
6149 | s->PutChar('"'); | |||
6150 | data.Dump(s, data_byte_offset, lldb::eFormatChar, element_byte_size, element_count, UINT32_MAX(4294967295U), LLDB_INVALID_ADDRESS(18446744073709551615UL), 0, 0); | |||
6151 | s->PutChar('"'); | |||
6152 | return; | |||
6153 | } | |||
6154 | else | |||
6155 | { | |||
6156 | ClangASTType element_clang_type(m_ast, element_qual_type); | |||
6157 | lldb::Format element_format = element_clang_type.GetFormat(); | |||
6158 | ||||
6159 | for (element_idx = 0; element_idx < element_count; ++element_idx) | |||
6160 | { | |||
6161 | // Print the starting squiggly bracket (if this is the | |||
6162 | // first member) or comman (for member 2 and beyong) for | |||
6163 | // the struct/union/class member. | |||
6164 | if (element_idx == 0) | |||
6165 | s->PutChar('{'); | |||
6166 | else | |||
6167 | s->PutChar(','); | |||
6168 | ||||
6169 | // Indent and print the index | |||
6170 | s->Printf("\n%*s[%u] ", depth + DEPTH_INCREMENT2, "", element_idx); | |||
6171 | ||||
6172 | // Figure out the field offset within the current struct/union/class type | |||
6173 | element_offset = element_idx * element_stride; | |||
6174 | ||||
6175 | // Dump the value of the member | |||
6176 | element_clang_type.DumpValue (exe_ctx, | |||
6177 | s, // Stream to dump to | |||
6178 | element_format, // The format with which to display the element | |||
6179 | data, // Data buffer containing all bytes for this type | |||
6180 | data_byte_offset + element_offset,// Offset into "data" where to grab value from | |||
6181 | element_byte_size, // Size of this type in bytes | |||
6182 | 0, // Bitfield bit size | |||
6183 | 0, // Bitfield bit offset | |||
6184 | show_types, // Boolean indicating if we should show the variable types | |||
6185 | show_summary, // Boolean indicating if we should show a summary for the current type | |||
6186 | verbose, // Verbose output? | |||
6187 | depth + DEPTH_INCREMENT2); // Scope depth for any types that have children | |||
6188 | } | |||
6189 | ||||
6190 | // Indent the trailing squiggly bracket | |||
6191 | if (element_idx > 0) | |||
6192 | s->Printf("\n%*s}", depth, ""); | |||
6193 | } | |||
6194 | } | |||
6195 | return; | |||
6196 | ||||
6197 | case clang::Type::Typedef: | |||
6198 | { | |||
6199 | clang::QualType typedef_qual_type = llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType(); | |||
6200 | ||||
6201 | ClangASTType typedef_clang_type (m_ast, typedef_qual_type); | |||
6202 | lldb::Format typedef_format = typedef_clang_type.GetFormat(); | |||
6203 | clang::TypeInfo typedef_type_info = m_ast->getTypeInfo(typedef_qual_type); | |||
6204 | uint64_t typedef_byte_size = typedef_type_info.Width / 8; | |||
6205 | ||||
6206 | return typedef_clang_type.DumpValue (exe_ctx, | |||
6207 | s, // Stream to dump to | |||
6208 | typedef_format, // The format with which to display the element | |||
6209 | data, // Data buffer containing all bytes for this type | |||
6210 | data_byte_offset, // Offset into "data" where to grab value from | |||
6211 | typedef_byte_size, // Size of this type in bytes | |||
6212 | bitfield_bit_size, // Bitfield bit size | |||
6213 | bitfield_bit_offset,// Bitfield bit offset | |||
6214 | show_types, // Boolean indicating if we should show the variable types | |||
6215 | show_summary, // Boolean indicating if we should show a summary for the current type | |||
6216 | verbose, // Verbose output? | |||
6217 | depth); // Scope depth for any types that have children | |||
6218 | } | |||
6219 | break; | |||
6220 | ||||
6221 | case clang::Type::Elaborated: | |||
6222 | { | |||
6223 | clang::QualType elaborated_qual_type = llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType(); | |||
6224 | ClangASTType elaborated_clang_type (m_ast, elaborated_qual_type); | |||
6225 | lldb::Format elaborated_format = elaborated_clang_type.GetFormat(); | |||
6226 | clang::TypeInfo elaborated_type_info = m_ast->getTypeInfo(elaborated_qual_type); | |||
6227 | uint64_t elaborated_byte_size = elaborated_type_info.Width / 8; | |||
6228 | ||||
6229 | return elaborated_clang_type.DumpValue (exe_ctx, | |||
6230 | s, // Stream to dump to | |||
6231 | elaborated_format, // The format with which to display the element | |||
6232 | data, // Data buffer containing all bytes for this type | |||
6233 | data_byte_offset, // Offset into "data" where to grab value from | |||
6234 | elaborated_byte_size, // Size of this type in bytes | |||
6235 | bitfield_bit_size, // Bitfield bit size | |||
6236 | bitfield_bit_offset,// Bitfield bit offset | |||
6237 | show_types, // Boolean indicating if we should show the variable types | |||
6238 | show_summary, // Boolean indicating if we should show a summary for the current type | |||
6239 | verbose, // Verbose output? | |||
6240 | depth); // Scope depth for any types that have children | |||
6241 | } | |||
6242 | break; | |||
6243 | ||||
6244 | case clang::Type::Paren: | |||
6245 | { | |||
6246 | clang::QualType desugar_qual_type = llvm::cast<clang::ParenType>(qual_type)->desugar(); | |||
6247 | ClangASTType desugar_clang_type (m_ast, desugar_qual_type); | |||
6248 | ||||
6249 | lldb::Format desugar_format = desugar_clang_type.GetFormat(); | |||
6250 | clang::TypeInfo desugar_type_info = m_ast->getTypeInfo(desugar_qual_type); | |||
6251 | uint64_t desugar_byte_size = desugar_type_info.Width / 8; | |||
6252 | ||||
6253 | return desugar_clang_type.DumpValue (exe_ctx, | |||
6254 | s, // Stream to dump to | |||
6255 | desugar_format, // The format with which to display the element | |||
6256 | data, // Data buffer containing all bytes for this type | |||
6257 | data_byte_offset, // Offset into "data" where to grab value from | |||
6258 | desugar_byte_size, // Size of this type in bytes | |||
6259 | bitfield_bit_size, // Bitfield bit size | |||
6260 | bitfield_bit_offset,// Bitfield bit offset | |||
6261 | show_types, // Boolean indicating if we should show the variable types | |||
6262 | show_summary, // Boolean indicating if we should show a summary for the current type | |||
6263 | verbose, // Verbose output? | |||
6264 | depth); // Scope depth for any types that have children | |||
6265 | } | |||
6266 | break; | |||
6267 | ||||
6268 | default: | |||
6269 | // We are down the a scalar type that we just need to display. | |||
6270 | data.Dump(s, | |||
6271 | data_byte_offset, | |||
6272 | format, | |||
6273 | data_byte_size, | |||
6274 | 1, | |||
6275 | UINT32_MAX(4294967295U), | |||
6276 | LLDB_INVALID_ADDRESS(18446744073709551615UL), | |||
6277 | bitfield_bit_size, | |||
6278 | bitfield_bit_offset); | |||
6279 | ||||
6280 | if (show_summary) | |||
6281 | DumpSummary (exe_ctx, s, data, data_byte_offset, data_byte_size); | |||
6282 | break; | |||
6283 | } | |||
6284 | } | |||
6285 | ||||
6286 | ||||
6287 | ||||
6288 | ||||
6289 | bool | |||
6290 | ClangASTType::DumpTypeValue (Stream *s, | |||
6291 | lldb::Format format, | |||
6292 | const lldb_private::DataExtractor &data, | |||
6293 | lldb::offset_t byte_offset, | |||
6294 | size_t byte_size, | |||
6295 | uint32_t bitfield_bit_size, | |||
6296 | uint32_t bitfield_bit_offset, | |||
6297 | ExecutionContextScope *exe_scope) | |||
6298 | { | |||
6299 | if (!IsValid()) | |||
6300 | return false; | |||
6301 | if (IsAggregateType()) | |||
6302 | { | |||
6303 | return false; | |||
6304 | } | |||
6305 | else | |||
6306 | { | |||
6307 | clang::QualType qual_type(GetQualType()); | |||
6308 | ||||
6309 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
6310 | switch (type_class) | |||
6311 | { | |||
6312 | case clang::Type::Typedef: | |||
6313 | { | |||
6314 | clang::QualType typedef_qual_type = llvm::cast<clang::TypedefType>(qual_type)->getDecl()->getUnderlyingType(); | |||
6315 | ClangASTType typedef_clang_type (m_ast, typedef_qual_type); | |||
6316 | if (format == eFormatDefault) | |||
6317 | format = typedef_clang_type.GetFormat(); | |||
6318 | clang::TypeInfo typedef_type_info = m_ast->getTypeInfo(typedef_qual_type); | |||
6319 | uint64_t typedef_byte_size = typedef_type_info.Width / 8; | |||
6320 | ||||
6321 | return typedef_clang_type.DumpTypeValue (s, | |||
6322 | format, // The format with which to display the element | |||
6323 | data, // Data buffer containing all bytes for this type | |||
6324 | byte_offset, // Offset into "data" where to grab value from | |||
6325 | typedef_byte_size, // Size of this type in bytes | |||
6326 | bitfield_bit_size, // Size in bits of a bitfield value, if zero don't treat as a bitfield | |||
6327 | bitfield_bit_offset, // Offset in bits of a bitfield value if bitfield_bit_size != 0 | |||
6328 | exe_scope); | |||
6329 | } | |||
6330 | break; | |||
6331 | ||||
6332 | case clang::Type::Enum: | |||
6333 | // If our format is enum or default, show the enumeration value as | |||
6334 | // its enumeration string value, else just display it as requested. | |||
6335 | if ((format == eFormatEnum || format == eFormatDefault) && GetCompleteType ()) | |||
6336 | { | |||
6337 | const clang::EnumType *enum_type = llvm::cast<clang::EnumType>(qual_type.getTypePtr()); | |||
6338 | const clang::EnumDecl *enum_decl = enum_type->getDecl(); | |||
6339 | assert(enum_decl)((enum_decl) ? static_cast<void> (0) : __assert_fail ("enum_decl" , "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 6339, __PRETTY_FUNCTION__)); | |||
6340 | clang::EnumDecl::enumerator_iterator enum_pos, enum_end_pos; | |||
6341 | const bool is_signed = qual_type->isSignedIntegerOrEnumerationType(); | |||
6342 | lldb::offset_t offset = byte_offset; | |||
6343 | if (is_signed) | |||
6344 | { | |||
6345 | const int64_t enum_svalue = data.GetMaxS64Bitfield (&offset, byte_size, bitfield_bit_size, bitfield_bit_offset); | |||
6346 | for (enum_pos = enum_decl->enumerator_begin(), enum_end_pos = enum_decl->enumerator_end(); enum_pos != enum_end_pos; ++enum_pos) | |||
6347 | { | |||
6348 | if (enum_pos->getInitVal().getSExtValue() == enum_svalue) | |||
6349 | { | |||
6350 | s->PutCString (enum_pos->getNameAsString().c_str()); | |||
6351 | return true; | |||
6352 | } | |||
6353 | } | |||
6354 | // If we have gotten here we didn't get find the enumerator in the | |||
6355 | // enum decl, so just print the integer. | |||
6356 | s->Printf("%" PRIi64"l" "i", enum_svalue); | |||
6357 | } | |||
6358 | else | |||
6359 | { | |||
6360 | const uint64_t enum_uvalue = data.GetMaxU64Bitfield (&offset, byte_size, bitfield_bit_size, bitfield_bit_offset); | |||
6361 | for (enum_pos = enum_decl->enumerator_begin(), enum_end_pos = enum_decl->enumerator_end(); enum_pos != enum_end_pos; ++enum_pos) | |||
6362 | { | |||
6363 | if (enum_pos->getInitVal().getZExtValue() == enum_uvalue) | |||
6364 | { | |||
6365 | s->PutCString (enum_pos->getNameAsString().c_str()); | |||
6366 | return true; | |||
6367 | } | |||
6368 | } | |||
6369 | // If we have gotten here we didn't get find the enumerator in the | |||
6370 | // enum decl, so just print the integer. | |||
6371 | s->Printf("%" PRIu64"l" "u", enum_uvalue); | |||
6372 | } | |||
6373 | return true; | |||
6374 | } | |||
6375 | // format was not enum, just fall through and dump the value as requested.... | |||
6376 | ||||
6377 | default: | |||
6378 | // We are down the a scalar type that we just need to display. | |||
6379 | { | |||
6380 | uint32_t item_count = 1; | |||
6381 | // A few formats, we might need to modify our size and count for depending | |||
6382 | // on how we are trying to display the value... | |||
6383 | switch (format) | |||
6384 | { | |||
6385 | default: | |||
6386 | case eFormatBoolean: | |||
6387 | case eFormatBinary: | |||
6388 | case eFormatComplex: | |||
6389 | case eFormatCString: // NULL terminated C strings | |||
6390 | case eFormatDecimal: | |||
6391 | case eFormatEnum: | |||
6392 | case eFormatHex: | |||
6393 | case eFormatHexUppercase: | |||
6394 | case eFormatFloat: | |||
6395 | case eFormatOctal: | |||
6396 | case eFormatOSType: | |||
6397 | case eFormatUnsigned: | |||
6398 | case eFormatPointer: | |||
6399 | case eFormatVectorOfChar: | |||
6400 | case eFormatVectorOfSInt8: | |||
6401 | case eFormatVectorOfUInt8: | |||
6402 | case eFormatVectorOfSInt16: | |||
6403 | case eFormatVectorOfUInt16: | |||
6404 | case eFormatVectorOfSInt32: | |||
6405 | case eFormatVectorOfUInt32: | |||
6406 | case eFormatVectorOfSInt64: | |||
6407 | case eFormatVectorOfUInt64: | |||
6408 | case eFormatVectorOfFloat32: | |||
6409 | case eFormatVectorOfFloat64: | |||
6410 | case eFormatVectorOfUInt128: | |||
6411 | break; | |||
6412 | ||||
6413 | case eFormatChar: | |||
6414 | case eFormatCharPrintable: | |||
6415 | case eFormatCharArray: | |||
6416 | case eFormatBytes: | |||
6417 | case eFormatBytesWithASCII: | |||
6418 | item_count = byte_size; | |||
6419 | byte_size = 1; | |||
6420 | break; | |||
6421 | ||||
6422 | case eFormatUnicode16: | |||
6423 | item_count = byte_size / 2; | |||
6424 | byte_size = 2; | |||
6425 | break; | |||
6426 | ||||
6427 | case eFormatUnicode32: | |||
6428 | item_count = byte_size / 4; | |||
6429 | byte_size = 4; | |||
6430 | break; | |||
6431 | } | |||
6432 | return data.Dump (s, | |||
6433 | byte_offset, | |||
6434 | format, | |||
6435 | byte_size, | |||
6436 | item_count, | |||
6437 | UINT32_MAX(4294967295U), | |||
6438 | LLDB_INVALID_ADDRESS(18446744073709551615UL), | |||
6439 | bitfield_bit_size, | |||
6440 | bitfield_bit_offset, | |||
6441 | exe_scope); | |||
6442 | } | |||
6443 | break; | |||
6444 | } | |||
6445 | } | |||
6446 | return 0; | |||
6447 | } | |||
6448 | ||||
6449 | ||||
6450 | ||||
6451 | void | |||
6452 | ClangASTType::DumpSummary (ExecutionContext *exe_ctx, | |||
6453 | Stream *s, | |||
6454 | const lldb_private::DataExtractor &data, | |||
6455 | lldb::offset_t data_byte_offset, | |||
6456 | size_t data_byte_size) | |||
6457 | { | |||
6458 | uint32_t length = 0; | |||
6459 | if (IsCStringType (length)) | |||
6460 | { | |||
6461 | if (exe_ctx) | |||
6462 | { | |||
6463 | Process *process = exe_ctx->GetProcessPtr(); | |||
6464 | if (process) | |||
6465 | { | |||
6466 | lldb::offset_t offset = data_byte_offset; | |||
6467 | lldb::addr_t pointer_address = data.GetMaxU64(&offset, data_byte_size); | |||
6468 | std::vector<uint8_t> buf; | |||
6469 | if (length > 0) | |||
6470 | buf.resize (length); | |||
6471 | else | |||
6472 | buf.resize (256); | |||
6473 | ||||
6474 | lldb_private::DataExtractor cstr_data(&buf.front(), buf.size(), process->GetByteOrder(), 4); | |||
6475 | buf.back() = '\0'; | |||
6476 | size_t bytes_read; | |||
6477 | size_t total_cstr_len = 0; | |||
6478 | Error error; | |||
6479 | while ((bytes_read = process->ReadMemory (pointer_address, &buf.front(), buf.size(), error)) > 0) | |||
6480 | { | |||
6481 | const size_t len = strlen((const char *)&buf.front()); | |||
6482 | if (len == 0) | |||
6483 | break; | |||
6484 | if (total_cstr_len == 0) | |||
6485 | s->PutCString (" \""); | |||
6486 | cstr_data.Dump(s, 0, lldb::eFormatChar, 1, len, UINT32_MAX(4294967295U), LLDB_INVALID_ADDRESS(18446744073709551615UL), 0, 0); | |||
6487 | total_cstr_len += len; | |||
6488 | if (len < buf.size()) | |||
6489 | break; | |||
6490 | pointer_address += total_cstr_len; | |||
6491 | } | |||
6492 | if (total_cstr_len > 0) | |||
6493 | s->PutChar ('"'); | |||
6494 | } | |||
6495 | } | |||
6496 | } | |||
6497 | } | |||
6498 | ||||
6499 | void | |||
6500 | ClangASTType::DumpTypeDescription () const | |||
6501 | { | |||
6502 | StreamFile s (stdoutstdout, false); | |||
6503 | DumpTypeDescription (&s); | |||
6504 | ClangASTMetadata *metadata = ClangASTContext::GetMetadata (m_ast, m_type); | |||
6505 | if (metadata) | |||
6506 | { | |||
6507 | metadata->Dump (&s); | |||
6508 | } | |||
6509 | } | |||
6510 | ||||
6511 | void | |||
6512 | ClangASTType::DumpTypeDescription (Stream *s) const | |||
6513 | { | |||
6514 | if (IsValid()) | |||
6515 | { | |||
6516 | clang::QualType qual_type(GetQualType()); | |||
6517 | ||||
6518 | llvm::SmallVector<char, 1024> buf; | |||
6519 | llvm::raw_svector_ostream llvm_ostrm (buf); | |||
6520 | ||||
6521 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
6522 | switch (type_class) | |||
6523 | { | |||
6524 | case clang::Type::ObjCObject: | |||
6525 | case clang::Type::ObjCInterface: | |||
6526 | { | |||
6527 | GetCompleteType (); | |||
6528 | ||||
6529 | const clang::ObjCObjectType *objc_class_type = llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
6530 | assert (objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/tmp/buildd/llvm-toolchain-snapshot-3.6~svn219601/tools/lldb/source/Symbol/ClangASTType.cpp" , 6530, __PRETTY_FUNCTION__)); | |||
6531 | if (objc_class_type) | |||
6532 | { | |||
6533 | clang::ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); | |||
6534 | if (class_interface_decl) | |||
6535 | { | |||
6536 | clang::PrintingPolicy policy = m_ast->getPrintingPolicy(); | |||
6537 | class_interface_decl->print(llvm_ostrm, policy, s->GetIndentLevel()); | |||
6538 | } | |||
6539 | } | |||
6540 | } | |||
6541 | break; | |||
6542 | ||||
6543 | case clang::Type::Typedef: | |||
6544 | { | |||
6545 | const clang::TypedefType *typedef_type = qual_type->getAs<clang::TypedefType>(); | |||
6546 | if (typedef_type) | |||
6547 | { | |||
6548 | const clang::TypedefNameDecl *typedef_decl = typedef_type->getDecl(); | |||
6549 | std::string clang_typedef_name (typedef_decl->getQualifiedNameAsString()); | |||
6550 | if (!clang_typedef_name.empty()) | |||
6551 | { | |||
6552 | s->PutCString ("typedef "); | |||
6553 | s->PutCString (clang_typedef_name.c_str()); | |||
6554 | } | |||
6555 | } | |||
6556 | } | |||
6557 | break; | |||
6558 | ||||
6559 | case clang::Type::Elaborated: | |||
6560 | ClangASTType (m_ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()).DumpTypeDescription(s); | |||
6561 | return; | |||
6562 | ||||
6563 | case clang::Type::Paren: | |||
6564 | ClangASTType (m_ast, llvm::cast<clang::ParenType>(qual_type)->desugar()).DumpTypeDescription(s); | |||
6565 | return; | |||
6566 | ||||
6567 | case clang::Type::Record: | |||
6568 | { | |||
6569 | GetCompleteType (); | |||
6570 | ||||
6571 | const clang::RecordType *record_type = llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
6572 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
6573 | const clang::CXXRecordDecl *cxx_record_decl = llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
6574 | ||||
6575 | if (cxx_record_decl) | |||
6576 | cxx_record_decl->print(llvm_ostrm, m_ast->getPrintingPolicy(), s->GetIndentLevel()); | |||
6577 | else | |||
6578 | record_decl->print(llvm_ostrm, m_ast->getPrintingPolicy(), s->GetIndentLevel()); | |||
6579 | } | |||
6580 | break; | |||
6581 | ||||
6582 | default: | |||
6583 | { | |||
6584 | const clang::TagType *tag_type = llvm::dyn_cast<clang::TagType>(qual_type.getTypePtr()); | |||
6585 | if (tag_type) | |||
6586 | { | |||
6587 | clang::TagDecl *tag_decl = tag_type->getDecl(); | |||
6588 | if (tag_decl) | |||
6589 | tag_decl->print(llvm_ostrm, 0); | |||
6590 | } | |||
6591 | else | |||
6592 | { | |||
6593 | std::string clang_type_name(qual_type.getAsString()); | |||
6594 | if (!clang_type_name.empty()) | |||
6595 | s->PutCString (clang_type_name.c_str()); | |||
6596 | } | |||
6597 | } | |||
6598 | } | |||
6599 | ||||
6600 | llvm_ostrm.flush(); | |||
6601 | if (buf.size() > 0) | |||
6602 | { | |||
6603 | s->Write (buf.data(), buf.size()); | |||
6604 | } | |||
6605 | } | |||
6606 | } | |||
6607 | ||||
6608 | bool | |||
6609 | ClangASTType::GetValueAsScalar (const lldb_private::DataExtractor &data, | |||
6610 | lldb::offset_t data_byte_offset, | |||
6611 | size_t data_byte_size, | |||
6612 | Scalar &value) const | |||
6613 | { | |||
6614 | if (!IsValid()) | |||
6615 | return false; | |||
6616 | ||||
6617 | if (IsAggregateType ()) | |||
6618 | { | |||
6619 | return false; // Aggregate types don't have scalar values | |||
6620 | } | |||
6621 | else | |||
6622 | { | |||
6623 | uint64_t count = 0; | |||
6624 | lldb::Encoding encoding = GetEncoding (count); | |||
6625 | ||||
6626 | if (encoding == lldb::eEncodingInvalid || count != 1) | |||
6627 | return false; | |||
6628 | ||||
6629 | const uint64_t byte_size = GetByteSize(); | |||
6630 | lldb::offset_t offset = data_byte_offset; | |||
6631 | switch (encoding) | |||
6632 | { | |||
6633 | case lldb::eEncodingInvalid: | |||
6634 | break; | |||
6635 | case lldb::eEncodingVector: | |||
6636 | break; | |||
6637 | case lldb::eEncodingUint: | |||
6638 | if (byte_size <= sizeof(unsigned long long)) | |||
6639 | { | |||
6640 | uint64_t uval64 = data.GetMaxU64 (&offset, byte_size); | |||
6641 | if (byte_size <= sizeof(unsigned int)) | |||
6642 | { | |||
6643 | value = (unsigned int)uval64; | |||
6644 | return true; | |||
6645 | } | |||
6646 | else if (byte_size <= sizeof(unsigned long)) | |||
6647 | { | |||
6648 | value = (unsigned long)uval64; | |||
6649 | return true; | |||
6650 | } | |||
6651 | else if (byte_size <= sizeof(unsigned long long)) | |||
6652 | { | |||
6653 | value = (unsigned long long )uval64; | |||
6654 | return true; | |||
6655 | } | |||
6656 | else | |||
6657 | value.Clear(); | |||
6658 | } | |||
6659 | break; | |||
6660 | ||||
6661 | case lldb::eEncodingSint: | |||
6662 | if (byte_size <= sizeof(long long)) | |||
6663 | { | |||
6664 | int64_t sval64 = data.GetMaxS64 (&offset, byte_size); | |||
6665 | if (byte_size <= sizeof(int)) | |||
6666 | { | |||
6667 | value = (int)sval64; | |||
6668 | return true; | |||
6669 | } | |||
6670 | else if (byte_size <= sizeof(long)) | |||
6671 | { | |||
6672 | value = (long)sval64; | |||
6673 | return true; | |||
6674 | } | |||
6675 | else if (byte_size <= sizeof(long long)) | |||
6676 | { | |||
6677 | value = (long long )sval64; | |||
6678 | return true; | |||
6679 | } | |||
6680 | else | |||
6681 | value.Clear(); | |||
6682 | } | |||
6683 | break; | |||
6684 | ||||
6685 | case lldb::eEncodingIEEE754: | |||
6686 | if (byte_size <= sizeof(long double)) | |||
6687 | { | |||
6688 | uint32_t u32; | |||
6689 | uint64_t u64; | |||
6690 | if (byte_size == sizeof(float)) | |||
6691 | { | |||
6692 | if (sizeof(float) == sizeof(uint32_t)) | |||
6693 | { | |||
6694 | u32 = data.GetU32(&offset); | |||
6695 | value = *((float *)&u32); | |||
6696 | return true; | |||
6697 | } | |||
6698 | else if (sizeof(float) == sizeof(uint64_t)) | |||
6699 | { | |||
6700 | u64 = data.GetU64(&offset); | |||
6701 | value = *((float *)&u64); | |||
6702 | return true; | |||
6703 | } | |||
6704 | } | |||
6705 | else | |||
6706 | if (byte_size == sizeof(double)) | |||
6707 | { | |||
6708 | if (sizeof(double) == sizeof(uint32_t)) | |||
6709 | { | |||
6710 | u32 = data.GetU32(&offset); | |||
6711 | value = *((double *)&u32); | |||
6712 | return true; | |||
6713 | } | |||
6714 | else if (sizeof(double) == sizeof(uint64_t)) | |||
6715 | { | |||
6716 | u64 = data.GetU64(&offset); | |||
6717 | value = *((double *)&u64); | |||
6718 | return true; | |||
6719 | } | |||
6720 | } | |||
6721 | else | |||
6722 | if (byte_size == sizeof(long double)) | |||
6723 | { | |||
6724 | if (sizeof(long double) == sizeof(uint32_t)) | |||
6725 | { | |||
6726 | u32 = data.GetU32(&offset); | |||
6727 | value = *((long double *)&u32); | |||
6728 | return true; | |||
6729 | } | |||
6730 | else if (sizeof(long double) == sizeof(uint64_t)) | |||
6731 | { | |||
6732 | u64 = data.GetU64(&offset); | |||
6733 | value = *((long double *)&u64); | |||
6734 | return true; | |||
6735 | } | |||
6736 | } | |||
6737 | } | |||
6738 | break; | |||
6739 | } | |||
6740 | } | |||
6741 | return false; | |||
6742 | } | |||
6743 | ||||
6744 | bool | |||
6745 | ClangASTType::SetValueFromScalar (const Scalar &value, Stream &strm) | |||
6746 | { | |||
6747 | // Aggregate types don't have scalar values | |||
6748 | if (!IsAggregateType ()) | |||
6749 | { | |||
6750 | strm.GetFlags().Set(Stream::eBinary); | |||
6751 | uint64_t count = 0; | |||
6752 | lldb::Encoding encoding = GetEncoding (count); | |||
6753 | ||||
6754 | if (encoding == lldb::eEncodingInvalid || count != 1) | |||
6755 | return false; | |||
6756 | ||||
6757 | const uint64_t bit_width = GetBitSize(); | |||
6758 | // This function doesn't currently handle non-byte aligned assignments | |||
6759 | if ((bit_width % 8) != 0) | |||
6760 | return false; | |||
6761 | ||||
6762 | const uint64_t byte_size = (bit_width + 7 ) / 8; | |||
6763 | switch (encoding) | |||
6764 | { | |||
6765 | case lldb::eEncodingInvalid: | |||
6766 | break; | |||
6767 | case lldb::eEncodingVector: | |||
6768 | break; | |||
6769 | case lldb::eEncodingUint: | |||
6770 | switch (byte_size) | |||
6771 | { | |||
6772 | case 1: strm.PutHex8(value.UInt()); return true; | |||
6773 | case 2: strm.PutHex16(value.UInt()); return true; | |||
6774 | case 4: strm.PutHex32(value.UInt()); return true; | |||
6775 | case 8: strm.PutHex64(value.ULongLong()); return true; | |||
6776 | default: | |||
6777 | break; | |||
6778 | } | |||
6779 | break; | |||
6780 | ||||
6781 | case lldb::eEncodingSint: | |||
6782 | switch (byte_size) | |||
6783 | { | |||
6784 | case 1: strm.PutHex8(value.SInt()); return true; | |||
6785 | case 2: strm.PutHex16(value.SInt()); return true; | |||
6786 | case 4: strm.PutHex32(value.SInt()); return true; | |||
6787 | case 8: strm.PutHex64(value.SLongLong()); return true; | |||
6788 | default: | |||
6789 | break; | |||
6790 | } | |||
6791 | break; | |||
6792 | ||||
6793 | case lldb::eEncodingIEEE754: | |||
6794 | if (byte_size <= sizeof(long double)) | |||
6795 | { | |||
6796 | if (byte_size == sizeof(float)) | |||
6797 | { | |||
6798 | strm.PutFloat(value.Float()); | |||
6799 | return true; | |||
6800 | } | |||
6801 | else | |||
6802 | if (byte_size == sizeof(double)) | |||
6803 | { | |||
6804 | strm.PutDouble(value.Double()); | |||
6805 | return true; | |||
6806 | } | |||
6807 | else | |||
6808 | if (byte_size == sizeof(long double)) | |||
6809 | { | |||
6810 | strm.PutDouble(value.LongDouble()); | |||
6811 | return true; | |||
6812 | } | |||
6813 | } | |||
6814 | break; | |||
6815 | } | |||
6816 | } | |||
6817 | return false; | |||
6818 | } | |||
6819 | ||||
6820 | bool | |||
6821 | ClangASTType::ReadFromMemory (lldb_private::ExecutionContext *exe_ctx, | |||
6822 | lldb::addr_t addr, | |||
6823 | AddressType address_type, | |||
6824 | lldb_private::DataExtractor &data) | |||
6825 | { | |||
6826 | if (!IsValid()) | |||
6827 | return false; | |||
6828 | ||||
6829 | // Can't convert a file address to anything valid without more | |||
6830 | // context (which Module it came from) | |||
6831 | if (address_type == eAddressTypeFile) | |||
6832 | return false; | |||
6833 | ||||
6834 | if (!GetCompleteType()) | |||
6835 | return false; | |||
6836 | ||||
6837 | const uint64_t byte_size = GetByteSize(); | |||
6838 | if (data.GetByteSize() < byte_size) | |||
6839 | { | |||
6840 | lldb::DataBufferSP data_sp(new DataBufferHeap (byte_size, '\0')); | |||
6841 | data.SetData(data_sp); | |||
6842 | } | |||
6843 | ||||
6844 | uint8_t* dst = (uint8_t*)data.PeekData(0, byte_size); | |||
6845 | if (dst != nullptr) | |||
6846 | { | |||
6847 | if (address_type == eAddressTypeHost) | |||
6848 | { | |||
6849 | if (addr == 0) | |||
6850 | return false; | |||
6851 | // The address is an address in this process, so just copy it | |||
6852 | memcpy (dst, (uint8_t*)nullptr + addr, byte_size); | |||
6853 | return true; | |||
6854 | } | |||
6855 | else | |||
6856 | { | |||
6857 | Process *process = nullptr; | |||
6858 | if (exe_ctx) | |||
6859 | process = exe_ctx->GetProcessPtr(); | |||
6860 | if (process) | |||
6861 | { | |||
6862 | Error error; | |||
6863 | return process->ReadMemory(addr, dst, byte_size, error) == byte_size; | |||
6864 | } | |||
6865 | } | |||
6866 | } | |||
6867 | return false; | |||
6868 | } | |||
6869 | ||||
6870 | bool | |||
6871 | ClangASTType::WriteToMemory (lldb_private::ExecutionContext *exe_ctx, | |||
6872 | lldb::addr_t addr, | |||
6873 | AddressType address_type, | |||
6874 | StreamString &new_value) | |||
6875 | { | |||
6876 | if (!IsValid()) | |||
6877 | return false; | |||
6878 | ||||
6879 | // Can't convert a file address to anything valid without more | |||
6880 | // context (which Module it came from) | |||
6881 | if (address_type == eAddressTypeFile) | |||
6882 | return false; | |||
6883 | ||||
6884 | if (!GetCompleteType()) | |||
6885 | return false; | |||
6886 | ||||
6887 | const uint64_t byte_size = GetByteSize(); | |||
6888 | ||||
6889 | if (byte_size > 0) | |||
6890 | { | |||
6891 | if (address_type == eAddressTypeHost) | |||
6892 | { | |||
6893 | // The address is an address in this process, so just copy it | |||
6894 | memcpy ((void *)addr, new_value.GetData(), byte_size); | |||
6895 | return true; | |||
6896 | } | |||
6897 | else | |||
6898 | { | |||
6899 | Process *process = nullptr; | |||
6900 | if (exe_ctx) | |||
6901 | process = exe_ctx->GetProcessPtr(); | |||
6902 | if (process) | |||
6903 | { | |||
6904 | Error error; | |||
6905 | return process->WriteMemory(addr, new_value.GetData(), byte_size, error) == byte_size; | |||
6906 | } | |||
6907 | } | |||
6908 | } | |||
6909 | return false; | |||
6910 | } | |||
6911 | ||||
6912 | ||||
6913 | //clang::CXXRecordDecl * | |||
6914 | //ClangASTType::GetAsCXXRecordDecl (lldb::clang_type_t opaque_clang_qual_type) | |||
6915 | //{ | |||
6916 | // if (opaque_clang_qual_type) | |||
6917 | // return clang::QualType::getFromOpaquePtr(opaque_clang_qual_type)->getAsCXXRecordDecl(); | |||
6918 | // return NULL; | |||
6919 | //} | |||
6920 | ||||
6921 | bool | |||
6922 | lldb_private::operator == (const lldb_private::ClangASTType &lhs, const lldb_private::ClangASTType &rhs) | |||
6923 | { | |||
6924 | return lhs.GetASTContext() == rhs.GetASTContext() && lhs.GetOpaqueQualType() == rhs.GetOpaqueQualType(); | |||
6925 | } | |||
6926 | ||||
6927 | ||||
6928 | bool | |||
6929 | lldb_private::operator != (const lldb_private::ClangASTType &lhs, const lldb_private::ClangASTType &rhs) | |||
6930 | { | |||
6931 | return lhs.GetASTContext() != rhs.GetASTContext() || lhs.GetOpaqueQualType() != rhs.GetOpaqueQualType(); | |||
6932 | } | |||
6933 | ||||
6934 | ||||
6935 |