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author | Alexey Samsonov <samsonov@google.com> | 2013-10-31 18:05:02 +0000 |
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committer | Alexey Samsonov <samsonov@google.com> | 2013-10-31 18:05:02 +0000 |
commit | 7d82b4284984143a093b793d0979a6bee4490332 (patch) | |
tree | 0437e942ae48e6cff92e19e32afcea6764a93ccd /lib/DebugInfo | |
parent | b8b70e10a2b3f252314e0d176379778fe8f3b582 (diff) | |
download | external_llvm-7d82b4284984143a093b793d0979a6bee4490332.zip external_llvm-7d82b4284984143a093b793d0979a6bee4490332.tar.gz external_llvm-7d82b4284984143a093b793d0979a6bee4490332.tar.bz2 |
DWARFUnit: kill dead code and make a couple of functions private. No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193780 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/DebugInfo')
-rw-r--r-- | lib/DebugInfo/DWARFUnit.cpp | 24 | ||||
-rw-r--r-- | lib/DebugInfo/DWARFUnit.h | 21 |
2 files changed, 7 insertions, 38 deletions
diff --git a/lib/DebugInfo/DWARFUnit.cpp b/lib/DebugInfo/DWARFUnit.cpp index 090d441..5167eb9 100644 --- a/lib/DebugInfo/DWARFUnit.cpp +++ b/lib/DebugInfo/DWARFUnit.cpp @@ -85,30 +85,6 @@ bool DWARFUnit::extract(DataExtractor debug_info, uint32_t *offset_ptr) { return false; } -uint32_t -DWARFUnit::extract(uint32_t offset, DataExtractor debug_info_data, - const DWARFAbbreviationDeclarationSet *abbrevs) { - clear(); - - Offset = offset; - - if (debug_info_data.isValidOffset(offset)) { - Length = debug_info_data.getU32(&offset); - Version = debug_info_data.getU16(&offset); - bool abbrevsOK = debug_info_data.getU32(&offset) == abbrevs->getOffset(); - Abbrevs = abbrevs; - AddrSize = debug_info_data.getU8(&offset); - - bool versionOK = DWARFContext::isSupportedVersion(Version); - bool addrSizeOK = AddrSize == 4 || AddrSize == 8; - - if (versionOK && addrSizeOK && abbrevsOK && - debug_info_data.isValidOffset(offset)) - return offset; - } - return 0; -} - bool DWARFUnit::extractRangeList(uint32_t RangeListOffset, DWARFDebugRangeList &RangeList) const { // Require that compile unit is extracted. diff --git a/lib/DebugInfo/DWARFUnit.h b/lib/DebugInfo/DWARFUnit.h index 4d93de9..bd768a6 100644 --- a/lib/DebugInfo/DWARFUnit.h +++ b/lib/DebugInfo/DWARFUnit.h @@ -95,12 +95,7 @@ public: const RelocAddrMap *getRelocMap() const { return RelocMap; } bool extract(DataExtractor debug_info, uint32_t* offset_ptr); - uint32_t extract(uint32_t offset, DataExtractor debug_info_data, - const DWARFAbbreviationDeclarationSet *abbrevs); - /// extractDIEsIfNeeded - Parses a compile unit and indexes its DIEs if it - /// hasn't already been done. Returns the number of DIEs parsed at this call. - size_t extractDIEsIfNeeded(bool CUDieOnly); /// extractRangeList - extracts the range list referenced by this compile /// unit from .debug_ranges section. Returns true on success. /// Requires that compile unit is already extracted. @@ -110,10 +105,6 @@ public: uint32_t getOffset() const { return Offset; } /// Size in bytes of the compile unit header. virtual uint32_t getSize() const { return 11; } - bool containsDIEOffset(uint32_t die_offset) const { - return die_offset >= getFirstDIEOffset() && - die_offset < getNextUnitOffset(); - } uint32_t getFirstDIEOffset() const { return Offset + getSize(); } uint32_t getNextUnitOffset() const { return Offset + Length + 4; } /// Size in bytes of the .debug_info data associated with this compile unit. @@ -139,11 +130,6 @@ public: const char *getCompilationDir(); uint64_t getDWOId(); - /// setDIERelations - We read in all of the DIE entries into our flat list - /// of DIE entries and now we need to go back through all of them and set the - /// parent, sibling and child pointers for quick DIE navigation. - void setDIERelations(); - void buildAddressRangeTable(DWARFDebugAranges *debug_aranges, bool clear_dies_if_already_not_parsed, uint32_t CUOffsetInAranges); @@ -154,9 +140,16 @@ public: DWARFDebugInfoEntryInlinedChain getInlinedChainForAddress(uint64_t Address); private: + /// extractDIEsIfNeeded - Parses a compile unit and indexes its DIEs if it + /// hasn't already been done. Returns the number of DIEs parsed at this call. + size_t extractDIEsIfNeeded(bool CUDieOnly); /// extractDIEsToVector - Appends all parsed DIEs to a vector. void extractDIEsToVector(bool AppendCUDie, bool AppendNonCUDIEs, std::vector<DWARFDebugInfoEntryMinimal> &DIEs) const; + /// setDIERelations - We read in all of the DIE entries into our flat list + /// of DIE entries and now we need to go back through all of them and set the + /// parent, sibling and child pointers for quick DIE navigation. + void setDIERelations(); /// clearDIEs - Clear parsed DIEs to keep memory usage low. void clearDIEs(bool KeepCUDie); |