CountersDelta = swap(Header.CountersDelta);
NamesDelta = swap(Header.NamesDelta);
+ ValueDataDelta = swap(Header.ValueDataDelta);
auto DataSize = swap(Header.DataSize);
auto CountersSize = swap(Header.CountersSize);
auto NamesSize = swap(Header.NamesSize);
+ auto ValueDataSize = swap(Header.ValueDataSize);
+ ValueKindLast = swap(Header.ValueKindLast);
+
+ auto DataSizeInBytes = DataSize * sizeof(RawInstrProf::ProfileData<IntPtrT>);
+ auto PaddingSize = getNumPaddingBytes(NamesSize);
ptrdiff_t DataOffset = sizeof(RawInstrProf::Header);
- ptrdiff_t CountersOffset =
- DataOffset + sizeof(RawInstrProf::ProfileData<IntPtrT>) * DataSize;
+ ptrdiff_t CountersOffset = DataOffset + DataSizeInBytes;
ptrdiff_t NamesOffset = CountersOffset + sizeof(uint64_t) * CountersSize;
- size_t ProfileSize = NamesOffset + sizeof(char) * NamesSize;
+ ptrdiff_t ValueDataOffset = NamesOffset + NamesSize + PaddingSize;
+ size_t ProfileSize = ValueDataOffset + ValueDataSize;
auto *Start = reinterpret_cast<const char *>(&Header);
if (Start + ProfileSize > DataBuffer->getBufferEnd())
DataEnd = Data + DataSize;
CountersStart = reinterpret_cast<const uint64_t *>(Start + CountersOffset);
NamesStart = Start + NamesOffset;
+ ValueDataStart = reinterpret_cast<const uint8_t*>(Start + ValueDataOffset);
ProfileEnd = Start + ProfileSize;
+ FunctionPtrToNameMap.clear();
+ for (const RawInstrProf::ProfileData<IntPtrT> *I = Data; I != DataEnd; ++I) {
+ const IntPtrT FPtr = swap(I->FunctionPointer);
+ if (!FPtr)
+ continue;
+ StringRef FunctionName(getName(I->NamePtr), swap(I->NameSize));
+ const char* NameEntryPtr = StringTable.insertString(FunctionName);
+ FunctionPtrToNameMap.push_back(std::pair<const IntPtrT, const char*>
+ (FPtr, NameEntryPtr));
+ }
+ std::sort(FunctionPtrToNameMap.begin(), FunctionPtrToNameMap.end(), less_first());
+ FunctionPtrToNameMap.erase(std::unique(FunctionPtrToNameMap.begin(),
+ FunctionPtrToNameMap.end()),
+ FunctionPtrToNameMap.end());
return success();
}
std::error_code RawInstrProfReader<IntPtrT>::readName(InstrProfRecord &Record) {
Record.Name = StringRef(getName(Data->NamePtr), swap(Data->NameSize));
if (Record.Name.data() < NamesStart ||
- Record.Name.data() + Record.Name.size() > DataBuffer->getBufferEnd())
+ Record.Name.data() + Record.Name.size() > (char*)ValueDataStart)
return error(instrprof_error::malformed);
-
return success();
}
}
template <class IntPtrT>
-std::error_code
-RawInstrProfReader<IntPtrT>::readNextRecord(InstrProfRecord &Record) {
+std::error_code RawInstrProfReader<IntPtrT>::readValueData(
+ InstrProfRecord &Record) {
+
+ Record.clearValueData();
+ if (!Data->Values || (ValueDataDelta == 0))
+ return success();
+
+ // Read value data.
+ uint64_t NumVSites = 0;
+ for (uint32_t Kind = IPVK_First; Kind <= ValueKindLast; ++Kind)
+ NumVSites += swap(Data->NumValueSites[Kind]);
+ NumVSites += getNumPaddingBytes(NumVSites);
+
+ auto VDataCounts = makeArrayRef(getValueDataCounts(Data->Values), NumVSites);
+ // Check bounds.
+ if (VDataCounts.data() < ValueDataStart ||
+ VDataCounts.data() + VDataCounts.size() > (const uint8_t *)ProfileEnd)
+ return error(instrprof_error::malformed);
+
+ const InstrProfValueData *VDataPtr =
+ getValueData(swap(Data->Values) + NumVSites);
+ for (uint32_t Kind = IPVK_First; Kind <= ValueKindLast; ++Kind) {
+ NumVSites = swap(Data->NumValueSites[Kind]);
+ Record.reserveSites(Kind, NumVSites);
+ for (uint32_t VSite = 0; VSite < NumVSites; ++VSite) {
+
+ uint32_t VDataCount = VDataCounts[VSite];
+ if ((const char *)(VDataPtr + VDataCount) > ProfileEnd)
+ return error(instrprof_error::malformed);
+
+ std::vector<InstrProfValueData> CurrentValues;
+ CurrentValues.reserve(VDataCount);
+ for (uint32_t VIndex = 0; VIndex < VDataCount; ++VIndex) {
+ uint64_t TargetValue = swap(VDataPtr->Value);
+ uint64_t Count = swap(VDataPtr->Count);
+ CurrentValues.push_back({TargetValue, Count});
+ ++VDataPtr;
+ }
+ Record.addValueData(Kind, VSite, CurrentValues.data(),
+ VDataCount, &FunctionPtrToNameMap);
+ }
+ }
+ return success();
+}
+
+template <class IntPtrT>
+std::error_code RawInstrProfReader<IntPtrT>::readNextRecord(
+ InstrProfRecord &Record) {
if (atEnd())
if (std::error_code EC = readNextHeader(ProfileEnd))
return EC;
if (std::error_code EC = readRawCounts(Record))
return EC;
+ // Read value data and set Record.
+ if (std::error_code EC = readValueData(Record)) return EC;
+
// Iterate.
advanceData();
return success();