1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670
|
//===-- OCamlASTContext.cpp ----------------------------------------*- C++
//-*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/Symbol/OCamlASTContext.h"
#include "lldb/Core/DumpDataExtractor.h"
#include "lldb/Core/Module.h"
#include "lldb/Core/PluginManager.h"
#include "lldb/Core/StreamFile.h"
#include "lldb/Core/ValueObject.h"
#include "lldb/Symbol/ObjectFile.h"
#include "lldb/Symbol/SymbolFile.h"
#include "lldb/Symbol/Type.h"
#include "lldb/Target/ExecutionContext.h"
#include "lldb/Target/Target.h"
#include "lldb/Utility/Log.h"
#include "Plugins/SymbolFile/DWARF/DWARFASTParserOCaml.h"
using namespace lldb;
using namespace lldb_private;
namespace lldb_private {
class OCamlASTContext::OCamlType {
public:
enum LLVMCastKind {
eKindPrimitive,
eKindObject,
eKindReference,
eKindArray,
kNumKinds
};
OCamlType(LLVMCastKind kind) : m_kind(kind) {}
virtual ~OCamlType() = default;
virtual ConstString GetName() = 0;
virtual void Dump(Stream *s) = 0;
virtual bool IsCompleteType() = 0;
LLVMCastKind getKind() const { return m_kind; }
private:
LLVMCastKind m_kind;
};
} // end of namespace lldb_private
namespace {
class OCamlPrimitiveType : public OCamlASTContext::OCamlType {
public:
enum TypeKind {
eTypeInt,
};
OCamlPrimitiveType(TypeKind type_kind, uint32_t byte_size)
: OCamlType(OCamlType::eKindPrimitive), m_type_kind(type_kind),
m_type(ConstString()), m_byte_size(byte_size) {}
OCamlPrimitiveType(TypeKind type_kind, ConstString s, uint32_t byte_size)
: OCamlType(OCamlType::eKindPrimitive), m_type_kind(type_kind), m_type(s),
m_byte_size(byte_size) {}
ConstString GetName() override {
switch (m_type_kind) {
case eTypeInt:
return m_type;
}
return ConstString();
}
TypeKind GetTypeKind() { return m_type_kind; }
void Dump(Stream *s) override { s->Printf("%s\n", GetName().GetCString()); }
bool IsCompleteType() override { return true; }
static bool classof(const OCamlType *ot) {
return ot->getKind() == OCamlType::eKindPrimitive;
}
uint64_t GetByteSize() const { return m_byte_size; }
private:
const TypeKind m_type_kind;
const ConstString m_type;
uint64_t m_byte_size;
};
}
OCamlASTContext::OCamlASTContext()
: TypeSystem(eKindOCaml), m_pointer_byte_size(0) {}
OCamlASTContext::~OCamlASTContext() {}
ConstString OCamlASTContext::GetPluginNameStatic() {
return ConstString("ocaml");
}
ConstString OCamlASTContext::GetPluginName() {
return OCamlASTContext::GetPluginNameStatic();
}
uint32_t OCamlASTContext::GetPluginVersion() { return 1; }
lldb::TypeSystemSP OCamlASTContext::CreateInstance(lldb::LanguageType language,
Module *module,
Target *target) {
Log *log(lldb_private::GetLogIfAnyCategoriesSet(LIBLLDB_LOG_LANGUAGE));
if (language == lldb::eLanguageTypeOCaml) {
std::shared_ptr<OCamlASTContext> ocaml_ast_sp;
ArchSpec arch;
if (module) {
arch = module->GetArchitecture();
ObjectFile *objfile = module->GetObjectFile();
ArchSpec object_arch;
if (!objfile || !objfile->GetArchitecture(object_arch))
return lldb::TypeSystemSP();
ocaml_ast_sp = std::shared_ptr<OCamlASTContext>(new OCamlASTContext);
if (log) {
log->Printf(
"((Module*)%p) [%s]->GetOCamlASTContext() = %p", (void *)module,
module->GetFileSpec().GetFilename().AsCString("<anonymous>"),
(void *)ocaml_ast_sp.get());
}
} else if (target) {
arch = target->GetArchitecture();
ocaml_ast_sp = std::shared_ptr<OCamlASTContextForExpr>(
new OCamlASTContextForExpr(target->shared_from_this()));
if (log) {
log->Printf("((Target*)%p)->GetOCamlASTContext() = %p", (void *)target,
(void *)ocaml_ast_sp.get());
}
}
if (arch.IsValid()) {
ocaml_ast_sp->SetAddressByteSize(arch.GetAddressByteSize());
return ocaml_ast_sp;
}
}
return lldb::TypeSystemSP();
}
void OCamlASTContext::EnumerateSupportedLanguages(
std::set<lldb::LanguageType> &languages_for_types,
std::set<lldb::LanguageType> &languages_for_expressions) {
static std::vector<lldb::LanguageType> s_supported_languages_for_types(
{lldb::eLanguageTypeOCaml});
static std::vector<lldb::LanguageType> s_supported_languages_for_expressions(
{});
languages_for_types.insert(s_supported_languages_for_types.begin(),
s_supported_languages_for_types.end());
languages_for_expressions.insert(
s_supported_languages_for_expressions.begin(),
s_supported_languages_for_expressions.end());
}
void OCamlASTContext::Initialize() {
PluginManager::RegisterPlugin(GetPluginNameStatic(),
"OCaml AST context plug-in", CreateInstance,
EnumerateSupportedLanguages);
}
void OCamlASTContext::Terminate() {
PluginManager::UnregisterPlugin(CreateInstance);
}
DWARFASTParser *OCamlASTContext::GetDWARFParser() {
if (!m_dwarf_ast_parser_ap) {
m_dwarf_ast_parser_ap.reset(new DWARFASTParserOCaml(*this));
}
return m_dwarf_ast_parser_ap.get();
}
bool OCamlASTContext::IsArrayType(lldb::opaque_compiler_type_t type,
CompilerType *element_type, uint64_t *size,
bool *is_incomplete) {
return false;
}
bool OCamlASTContext::IsVectorType(lldb::opaque_compiler_type_t type,
CompilerType *element_type, uint64_t *size) {
return false;
}
bool OCamlASTContext::IsAggregateType(lldb::opaque_compiler_type_t type) {
return false;
}
bool OCamlASTContext::IsBeingDefined(lldb::opaque_compiler_type_t type) {
return false;
}
bool OCamlASTContext::IsCharType(lldb::opaque_compiler_type_t type) {
return false;
}
bool OCamlASTContext::IsCompleteType(lldb::opaque_compiler_type_t type) {
return static_cast<OCamlPrimitiveType *>(type)->IsCompleteType();
}
bool OCamlASTContext::IsConst(lldb::opaque_compiler_type_t type) {
return false;
}
bool OCamlASTContext::IsCStringType(lldb::opaque_compiler_type_t type,
uint32_t &length) {
return false;
}
bool OCamlASTContext::IsDefined(lldb::opaque_compiler_type_t type) {
return type != nullptr;
}
bool OCamlASTContext::IsFloatingPointType(lldb::opaque_compiler_type_t type,
uint32_t &count, bool &is_complex) {
return false;
}
bool OCamlASTContext::IsFunctionType(lldb::opaque_compiler_type_t type,
bool *is_variadic_ptr) {
return false;
}
uint32_t
OCamlASTContext::IsHomogeneousAggregate(lldb::opaque_compiler_type_t type,
CompilerType *base_type_ptr) {
return false;
}
size_t OCamlASTContext::GetNumberOfFunctionArguments(
lldb::opaque_compiler_type_t type) {
return 0;
}
CompilerType
OCamlASTContext::GetFunctionArgumentAtIndex(lldb::opaque_compiler_type_t type,
const size_t index) {
return CompilerType();
}
bool OCamlASTContext::IsFunctionPointerType(lldb::opaque_compiler_type_t type) {
return IsFunctionType(type);
}
bool OCamlASTContext::IsBlockPointerType(
lldb::opaque_compiler_type_t type,
CompilerType *function_pointer_type_ptr) {
return false;
}
bool OCamlASTContext::IsIntegerType(lldb::opaque_compiler_type_t type,
bool &is_signed) {
if (OCamlPrimitiveType *ptype =
llvm::dyn_cast<OCamlPrimitiveType>(static_cast<OCamlType *>(type))) {
switch (ptype->GetTypeKind()) {
case OCamlPrimitiveType::eTypeInt:
is_signed = true;
return true;
}
}
is_signed = false;
return false;
}
bool OCamlASTContext::IsPolymorphicClass(lldb::opaque_compiler_type_t type) {
return false;
}
bool OCamlASTContext::IsPossibleDynamicType(lldb::opaque_compiler_type_t type,
CompilerType *target_type,
bool check_cplusplus,
bool check_objc) {
return false;
}
bool OCamlASTContext::IsRuntimeGeneratedType(
lldb::opaque_compiler_type_t type) {
return false;
}
bool OCamlASTContext::IsPointerType(lldb::opaque_compiler_type_t type,
CompilerType *pointee_type) {
if (pointee_type)
pointee_type->Clear();
return false;
}
bool OCamlASTContext::IsPointerOrReferenceType(
lldb::opaque_compiler_type_t type, CompilerType *pointee_type) {
return IsPointerType(type, pointee_type);
}
bool OCamlASTContext::IsReferenceType(lldb::opaque_compiler_type_t type,
CompilerType *pointee_type,
bool *is_rvalue) {
return false;
}
bool OCamlASTContext::IsScalarType(lldb::opaque_compiler_type_t type) {
return llvm::isa<OCamlPrimitiveType>(static_cast<OCamlType *>(type));
}
bool OCamlASTContext::IsTypedefType(lldb::opaque_compiler_type_t type) {
return false;
}
bool OCamlASTContext::IsVoidType(lldb::opaque_compiler_type_t type) {
return false;
}
bool OCamlASTContext::SupportsLanguage(lldb::LanguageType language) {
return language == lldb::eLanguageTypeOCaml;
}
bool OCamlASTContext::GetCompleteType(lldb::opaque_compiler_type_t type) {
if (IsCompleteType(type))
return true;
return false;
}
uint32_t OCamlASTContext::GetPointerByteSize() { return m_pointer_byte_size; }
ConstString OCamlASTContext::GetTypeName(lldb::opaque_compiler_type_t type) {
if (type)
return static_cast<OCamlPrimitiveType *>(type)->GetName();
return ConstString();
}
uint32_t
OCamlASTContext::GetTypeInfo(lldb::opaque_compiler_type_t type,
CompilerType *pointee_or_element_compiler_type) {
if (pointee_or_element_compiler_type)
pointee_or_element_compiler_type->Clear();
if (!type)
return 0;
if (OCamlPrimitiveType *ptype =
llvm::dyn_cast<OCamlPrimitiveType>(static_cast<OCamlType *>(type))) {
switch (ptype->GetTypeKind()) {
case OCamlPrimitiveType::eTypeInt:
return eTypeHasValue | eTypeIsBuiltIn | eTypeIsScalar | eTypeIsInteger |
eTypeIsSigned;
}
}
return 0;
}
lldb::TypeClass
OCamlASTContext::GetTypeClass(lldb::opaque_compiler_type_t type) {
if (llvm::isa<OCamlPrimitiveType>(static_cast<OCamlType *>(type)))
return eTypeClassBuiltin;
return lldb::eTypeClassInvalid;
}
lldb::BasicType
OCamlASTContext::GetBasicTypeEnumeration(lldb::opaque_compiler_type_t type) {
return lldb::eBasicTypeInvalid;
}
lldb::LanguageType
OCamlASTContext::GetMinimumLanguage(lldb::opaque_compiler_type_t type) {
return lldb::eLanguageTypeOCaml;
}
unsigned OCamlASTContext::GetTypeQualifiers(lldb::opaque_compiler_type_t type) {
return 0;
}
//----------------------------------------------------------------------
// Creating related types
//----------------------------------------------------------------------
CompilerType
OCamlASTContext::GetArrayElementType(lldb::opaque_compiler_type_t type,
uint64_t *stride) {
return CompilerType();
}
CompilerType
OCamlASTContext::GetCanonicalType(lldb::opaque_compiler_type_t type) {
return CompilerType(this, type);
}
CompilerType
OCamlASTContext::GetFullyUnqualifiedType(lldb::opaque_compiler_type_t type) {
return CompilerType(this, type);
}
int OCamlASTContext::GetFunctionArgumentCount(
lldb::opaque_compiler_type_t type) {
return GetNumberOfFunctionArguments(type);
}
CompilerType OCamlASTContext::GetFunctionArgumentTypeAtIndex(
lldb::opaque_compiler_type_t type, size_t idx) {
return GetFunctionArgumentAtIndex(type, idx);
}
CompilerType
OCamlASTContext::GetFunctionReturnType(lldb::opaque_compiler_type_t type) {
return CompilerType();
}
size_t
OCamlASTContext::GetNumMemberFunctions(lldb::opaque_compiler_type_t type) {
return 0;
}
TypeMemberFunctionImpl
OCamlASTContext::GetMemberFunctionAtIndex(lldb::opaque_compiler_type_t type,
size_t idx) {
return TypeMemberFunctionImpl();
}
CompilerType
OCamlASTContext::GetNonReferenceType(lldb::opaque_compiler_type_t type) {
return CompilerType(this, type);
}
CompilerType
OCamlASTContext::GetPointeeType(lldb::opaque_compiler_type_t type) {
return CompilerType();
}
CompilerType
OCamlASTContext::GetPointerType(lldb::opaque_compiler_type_t type) {
return CompilerType();
}
CompilerType
OCamlASTContext::GetTypedefedType(lldb::opaque_compiler_type_t type) {
return CompilerType();
}
CompilerType OCamlASTContext::GetBasicTypeFromAST(lldb::BasicType basic_type) {
return CompilerType();
}
CompilerType
OCamlASTContext::GetBuiltinTypeForEncodingAndBitSize(lldb::Encoding encoding,
size_t bit_size) {
return CompilerType();
}
uint64_t OCamlASTContext::GetBitSize(lldb::opaque_compiler_type_t type,
ExecutionContextScope *exe_scope) {
if (OCamlPrimitiveType *ptype =
llvm::dyn_cast<OCamlPrimitiveType>(static_cast<OCamlType *>(type))) {
switch (ptype->GetTypeKind()) {
case OCamlPrimitiveType::eTypeInt:
return ptype->GetByteSize() * 8;
}
}
return 0;
}
lldb::Encoding OCamlASTContext::GetEncoding(lldb::opaque_compiler_type_t type,
uint64_t &count) {
count = 1;
bool is_signed;
if (IsIntegerType(type, is_signed))
return is_signed ? lldb::eEncodingSint : lldb::eEncodingUint;
bool is_complex;
uint32_t complex_count;
if (IsFloatingPointType(type, complex_count, is_complex)) {
count = complex_count;
return lldb::eEncodingIEEE754;
}
if (IsPointerType(type))
return lldb::eEncodingUint;
return lldb::eEncodingInvalid;
}
lldb::Format OCamlASTContext::GetFormat(lldb::opaque_compiler_type_t type) {
if (!type)
return lldb::eFormatDefault;
return lldb::eFormatBytes;
}
size_t OCamlASTContext::GetTypeBitAlign(lldb::opaque_compiler_type_t type) {
return 0;
}
uint32_t OCamlASTContext::GetNumChildren(lldb::opaque_compiler_type_t type,
bool omit_empty_base_classes) {
if (!type || !GetCompleteType(type))
return 0;
return GetNumFields(type);
}
uint32_t OCamlASTContext::GetNumFields(lldb::opaque_compiler_type_t type) {
if (!type || !GetCompleteType(type))
return 0;
return 0;
}
CompilerType OCamlASTContext::GetFieldAtIndex(lldb::opaque_compiler_type_t type,
size_t idx, std::string &name,
uint64_t *bit_offset_ptr,
uint32_t *bitfield_bit_size_ptr,
bool *is_bitfield_ptr) {
if (bit_offset_ptr)
*bit_offset_ptr = 0;
if (bitfield_bit_size_ptr)
*bitfield_bit_size_ptr = 0;
if (is_bitfield_ptr)
*is_bitfield_ptr = false;
if (!type || !GetCompleteType(type))
return CompilerType();
return CompilerType();
}
CompilerType OCamlASTContext::GetChildCompilerTypeAtIndex(
lldb::opaque_compiler_type_t type, ExecutionContext *exe_ctx, size_t idx,
bool transparent_pointers, bool omit_empty_base_classes,
bool ignore_array_bounds, std::string &child_name,
uint32_t &child_byte_size, int32_t &child_byte_offset,
uint32_t &child_bitfield_bit_size, uint32_t &child_bitfield_bit_offset,
bool &child_is_base_class, bool &child_is_deref_of_parent,
ValueObject *valobj, uint64_t &language_flags) {
child_name.clear();
child_byte_size = 0;
child_byte_offset = 0;
child_bitfield_bit_size = 0;
child_bitfield_bit_offset = 0;
child_is_base_class = false;
child_is_deref_of_parent = false;
language_flags = 0;
if (!type || !GetCompleteType(type))
return CompilerType();
return CompilerType();
}
uint32_t
OCamlASTContext::GetIndexOfChildWithName(lldb::opaque_compiler_type_t type,
const char *name,
bool omit_empty_base_classes) {
if (!type || !GetCompleteType(type))
return UINT_MAX;
return UINT_MAX;
}
size_t OCamlASTContext::GetIndexOfChildMemberWithName(
lldb::opaque_compiler_type_t type, const char *name,
bool omit_empty_base_classes, std::vector<uint32_t> &child_indexes) {
uint32_t index = GetIndexOfChildWithName(type, name, omit_empty_base_classes);
if (index == UINT_MAX)
return 0;
child_indexes.push_back(index);
return 1;
}
size_t
OCamlASTContext::ConvertStringToFloatValue(lldb::opaque_compiler_type_t type,
const char *s, uint8_t *dst,
size_t dst_size) {
assert(false);
return 0;
}
//----------------------------------------------------------------------
// Dumping types
//----------------------------------------------------------------------
void OCamlASTContext::DumpValue(
lldb::opaque_compiler_type_t type, ExecutionContext *exe_ctx, Stream *s,
lldb::Format format, const DataExtractor &data,
lldb::offset_t data_byte_offset, size_t data_byte_size,
uint32_t bitfield_bit_size, uint32_t bitfield_bit_offset, bool show_types,
bool show_summary, bool verbose, uint32_t depth) {
if (!type) {
s->Printf("no type\n");
return;
}
s->Printf("no value\n");
if (show_summary)
DumpSummary(type, exe_ctx, s, data, data_byte_offset, data_byte_size);
}
bool OCamlASTContext::DumpTypeValue(
lldb::opaque_compiler_type_t type, Stream *s, lldb::Format format,
const DataExtractor &data, lldb::offset_t byte_offset, size_t byte_size,
uint32_t bitfield_bit_size, uint32_t bitfield_bit_offset,
ExecutionContextScope *exe_scope) {
if (!type) {
s->Printf("no type value\n");
return false;
}
if (IsScalarType(type)) {
return DumpDataExtractor(data, s, byte_offset, format, byte_size, 1,
SIZE_MAX, LLDB_INVALID_ADDRESS, bitfield_bit_size,
bitfield_bit_offset, exe_scope);
}
return false;
}
void OCamlASTContext::DumpSummary(lldb::opaque_compiler_type_t type,
ExecutionContext *exe_ctx, Stream *s,
const DataExtractor &data,
lldb::offset_t data_offset,
size_t data_byte_size) {
s->Printf("no summary\n");
}
void OCamlASTContext::DumpTypeDescription(lldb::opaque_compiler_type_t type) {
StreamFile s(stdout, false);
DumpTypeDescription(type, &s);
}
void OCamlASTContext::DumpTypeDescription(lldb::opaque_compiler_type_t type,
Stream *s) {
static_cast<OCamlType *>(type)->Dump(s);
}
CompilerType OCamlASTContext::CreateBaseType(const ConstString &name,
uint64_t byte_size) {
if (m_base_type_map.empty()) {
OCamlPrimitiveType *type = new OCamlPrimitiveType(
OCamlPrimitiveType::eTypeInt, ConstString("ocaml_int"), byte_size);
m_base_type_map.emplace(type->GetName(),
std::unique_ptr<OCamlASTContext::OCamlType>(type));
}
auto it = m_base_type_map.find(name);
if (it == m_base_type_map.end()) {
OCamlPrimitiveType *type =
new OCamlPrimitiveType(OCamlPrimitiveType::eTypeInt, name, byte_size);
it = m_base_type_map
.emplace(name, std::unique_ptr<OCamlASTContext::OCamlType>(type))
.first;
}
return CompilerType(this, it->second.get());
}
|