diff options
| -rw-r--r-- | llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp index 997dcdb9b0b..8de61bc0b7c 100644 --- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp +++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp @@ -3630,15 +3630,10 @@ void ModuleBitcodeWriter::writeModuleHash(size_t BlockStartPos) { SHA1 Hasher; Hasher.update(ArrayRef<uint8_t>((const uint8_t *)&(Buffer)[BlockStartPos], Buffer.size() - BlockStartPos)); - auto Hash = Hasher.result(); - SmallVector<uint64_t, 20> Vals; - auto LShift = [&](unsigned char Val, unsigned Amount) - -> uint64_t { return ((uint64_t)Val) << Amount; }; + StringRef Hash = Hasher.result(); + uint32_t Vals[5]; for (int Pos = 0; Pos < 20; Pos += 4) { - uint32_t SubHash = LShift(Hash[Pos + 0], 24); - SubHash |= LShift(Hash[Pos + 1], 16) | LShift(Hash[Pos + 2], 8) | - (unsigned)(unsigned char)Hash[Pos + 3]; - Vals.push_back(SubHash); + Vals[Pos / 4] = support::endian::read32be(Hash.data() + Pos); } // Emit the finished record. |
