diff options
Diffstat (limited to 'llvm/lib/Bitcode')
| -rw-r--r-- | llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 2 | ||||
| -rw-r--r-- | llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp index c04e8b9f1f3..de91150c424 100644 --- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp +++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp @@ -4081,6 +4081,8 @@ std::error_code BitcodeReader::parseFunctionBody(Function *F) { uint64_t AlignRecord = Record[3]; const uint64_t InAllocaMask = uint64_t(1) << 5; const uint64_t ExplicitTypeMask = uint64_t(1) << 6; + // Reserve bit 7 for SwiftError flag. + // const uint64_t SwiftErrorMask = uint64_t(1) << 7; const uint64_t FlagMask = InAllocaMask | ExplicitTypeMask; bool InAlloca = AlignRecord & InAllocaMask; Type *Ty = getTypeByID(Record[0]); diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp index 1a70ba5ac12..31ae0141ef8 100644 --- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp +++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp @@ -1902,6 +1902,8 @@ static void WriteInstruction(const Instruction &I, unsigned InstID, assert(AlignRecord < 1 << 5 && "alignment greater than 1 << 64"); AlignRecord |= AI.isUsedWithInAlloca() << 5; AlignRecord |= 1 << 6; + // Reserve bit 7 for SwiftError flag. + // AlignRecord |= AI.isSwiftError() << 7; Vals.push_back(AlignRecord); break; } |
