debugger/dwarf/DwarfFile.cpp

63 	ExpressionEvaluationContext(DwarfFile* file, CompilationUnit* unit,
73 		fUnit(unit),
552 			WARNING("\"%s\": Invalid compilation unit length.\n", fileName);
563 			WARNING("\"%s\": Unexpected end of data in compilation unit "
568 		TRACE_DIE("DWARF%d compilation unit: version %d, length: %" B_PRIu64
573 			WARNING("\"%s\": Unsupported compilation unit version: %d\n",
587 		// create a compilation unit object
588 		CompilationUnit* unit = new(std::nothrow) CompilationUnit(
592 		if (unit == NULL || !fCompilationUnits.AddItem(unit)) {
593 			delete unit;
597 		// parse the debug info for the unit
598 		fCurrentCompilationUnit = unit;
599 		error = _ParseCompilationUnit(unit);
618 	for (int32 i = 0; CompilationUnit* unit = fCompilationUnits.ItemAt(i);
620 		fCurrentCompilationUnit = unit;
621 		status_t error = _FinishCompilationUnit(unit);
654 	// that should be the compilation unit entry
660 	// find the compilation unit
661 	for (int32 i = 0; CompilationUnit* unit = fCompilationUnits.ItemAt(i);
663 		if (unit->UnitEntry() == unitEntry)
664 			return unit;
672 DwarfFile::ResolveRangeList(CompilationUnit* unit, uint64 offset) const
674 	if (unit == NULL || fDebugRangesSection == NULL)
687 	target_addr_t baseAddress = unit->AddressRangeBase();
688 	target_addr_t maxAddress = unit->MaxAddress();
691 		fDebugRangesSection->Size() - offset, unit->AddressSize());
718 DwarfFile::UnwindCallFrame(CompilationUnit* unit, uint8 addressSize,
727 		result = _UnwindCallFrame(false, unit, addressSize, subprogramEntry,
734 		result = _UnwindCallFrame(true, unit, addressSize, subprogramEntry,
743 DwarfFile::EvaluateExpression(CompilationUnit* unit, uint8 addressSize,
749 	ExpressionEvaluationContext context(this, unit, addressSize,
762 DwarfFile::ResolveLocation(CompilationUnit* unit, uint8 addressSize,
772 	status_t error = _GetLocationExpression(unit, location, instructionPointer,
778 	ExpressionEvaluationContext context(this, unit, addressSize,
788 DwarfFile::EvaluateConstantValue(CompilationUnit* unit, uint8 addressSize,
807 			status_t error = EvaluateExpression(unit, addressSize,
824 DwarfFile::EvaluateDynamicValue(CompilationUnit* unit, uint8 addressSize,
907 			status_t error = EvaluateConstantValue(unit, addressSize,
920 			status_t error = EvaluateExpression(unit, addressSize,
939 DwarfFile::_ParseCompilationUnit(CompilationUnit* unit)
942 	status_t error = _GetAbbreviationTable(unit->AbbreviationOffset(),
947 	unit->SetAbbreviationTable(abbreviationTable);
950 		(const uint8*)fDebugInfoSection->Data() + unit->ContentOffset(),
951 		unit->ContentSize(), unit->AddressSize());
962 		WARNING("No compilation unit entry in .debug_info section.\n");
966 	unit->SetUnitEntry(unitEntry);
969 		TRACE_DIE("remaining bytes in unit: %" B_PRIdOFF "\n",
1075 DwarfFile::_FinishCompilationUnit(CompilationUnit* unit)
1077 	TRACE_DIE("\nfinishing compilation unit %p\n", unit);
1079 	AbbreviationTable* abbreviationTable = unit->GetAbbreviationTable();
1082 		(const uint8*)fDebugInfoSection->Data() + unit->HeaderOffset(),
1083 		unit->TotalSize(), unit->AddressSize());
1087 	int entryCount = unit->CountEntries();
1092 		unit->GetEntryAt(i, entry, offset);
1127 	// set the compilation unit's source language
1128 	unit->SetSourceLanguage(entryInitInfo.languageInfo);
1130 	// resolve the compilation unit's address range list
1131 	if (TargetAddressRangeList* ranges = ResolveRangeList(unit,
1132 			unit->UnitEntry()->AddressRangesOffset())) {
1133 		unit->SetAddressRanges(ranges);
1138 	const char* compilationDir = unit->UnitEntry()->CompilationDir();
1139 	if (!unit->AddDirectory(compilationDir != NULL ? compilationDir : "."))
1144 		_ParseLineInfo(unit);
1369 DwarfFile::_ParseLineInfo(CompilationUnit* unit)
1371 	off_t offset = unit->UnitEntry()->StatementListOffset();
1373 	TRACE_LINES("DwarfFile::_ParseLineInfo(%p), offset: %" B_PRIdOFF "\n", unit,
1377 		fDebugLineSection->Size() - offset, unit->AddressSize());
1379 	// unit length
1438 		if (!unit->AddDirectory(directory))
1460 		if (!unit->AddFile(file, dirIndex))
1472 	return unit->GetLineNumberProgram().Init(program, programSize,
1479 DwarfFile::_UnwindCallFrame(bool usingEHFrameSection, CompilationUnit* unit,
1501 		currentFrameSection->Size(), unit != NULL
1502 			? unit->AddressSize() : addressSize);
1551 				usingEHFrameSection, unit, addressSize, context, cieID,
1609 				error = _ParseFrameInfoInstructions(unit, context,
1633 				error = _ParseFrameInfoInstructions(unit, context,
1658 						error = EvaluateExpression(unit, addressSize,
1733 							error = EvaluateExpression(unit, addressSize,
1752 							error = EvaluateExpression(unit, addressSize,
1783 	bool usingEHFrameSection, CompilationUnit* unit, uint8 addressSize,
1791 		debugFrameSection->Size() - cieOffset, unit != NULL
1792 			? unit->AddressSize() : addressSize);
1860 DwarfFile::_ParseFrameInfoInstructions(CompilationUnit* unit,
2277 			WARNING("Invalid public types set unit length.\n");
2311 	TRACE_PUBTYPES("DwarfFile::_ParsePublicTypesInfo(): compilation unit debug "
2363 DwarfFile::_ResolveReference(CompilationUnit* unit, uint64 offset,
2367 		return unit->EntryForOffset(offset);
2375 DwarfFile::_GetLocationExpression(CompilationUnit* unit,
2389 		return _FindLocationExpression(unit, location->listOffset,
2398 DwarfFile::_FindLocationExpression(CompilationUnit* unit, uint64 offset,
2401 	if (unit == NULL)
2410 	target_addr_t baseAddress = unit->AddressRangeBase();
2411 	target_addr_t maxAddress = unit->MaxAddress();
2414 		fDebugLocationSection->Size() - offset, unit->AddressSize());