diff options
Diffstat (limited to 'llvm/lib/Bitcode/Reader/BitcodeReader.cpp')
| -rw-r--r-- | llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 37 |
1 files changed, 26 insertions, 11 deletions
diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp index cdb6a1f30bf..4689d37b1b8 100644 --- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp +++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp @@ -2466,7 +2466,7 @@ std::error_code BitcodeReader::parseMetadata(bool ModuleLevel) { break; } case bitc::METADATA_SUBPROGRAM: { - if (Record.size() != 18 && Record.size() != 19) + if (Record.size() < 18 || Record.size() > 20) return error("Invalid record"); IsDistinct = @@ -2474,21 +2474,36 @@ std::error_code BitcodeReader::parseMetadata(bool ModuleLevel) { // Version 1 has a Function as Record[15]. // Version 2 has removed Record[15]. // Version 3 has the Unit as Record[15]. + // Version 4 added thisAdjustment. bool HasUnit = Record[0] >= 2; - if (HasUnit && Record.size() != 19) + if (HasUnit && Record.size() < 19) return error("Invalid record"); Metadata *CUorFn = getMDOrNull(Record[15]); - unsigned Offset = Record.size() == 19 ? 1 : 0; + unsigned Offset = Record.size() >= 19 ? 1 : 0; bool HasFn = Offset && !HasUnit; + bool HasThisAdj = Record.size() >= 20; DISubprogram *SP = GET_OR_DISTINCT( - DISubprogram, - (Context, getDITypeRefOrNull(Record[1]), getMDString(Record[2]), - getMDString(Record[3]), getMDOrNull(Record[4]), Record[5], - getMDOrNull(Record[6]), Record[7], Record[8], Record[9], - getDITypeRefOrNull(Record[10]), Record[11], Record[12], Record[13], - Record[14], HasUnit ? CUorFn : nullptr, - getMDOrNull(Record[15 + Offset]), getMDOrNull(Record[16 + Offset]), - getMDOrNull(Record[17 + Offset]))); + DISubprogram, (Context, + getDITypeRefOrNull(Record[1]), // scope + getMDString(Record[2]), // name + getMDString(Record[3]), // linkageName + getMDOrNull(Record[4]), // file + Record[5], // line + getMDOrNull(Record[6]), // type + Record[7], // isLocal + Record[8], // isDefinition + Record[9], // scopeLine + getDITypeRefOrNull(Record[10]), // containingType + Record[11], // virtuality + Record[12], // virtualIndex + HasThisAdj ? Record[19] : 0, // thisAdjustment + Record[13], // flags + Record[14], // isOptimized + HasUnit ? CUorFn : nullptr, // unit + getMDOrNull(Record[15 + Offset]), // templateParams + getMDOrNull(Record[16 + Offset]), // declaration + getMDOrNull(Record[17 + Offset]) // variables + )); MetadataList.assignValue(SP, NextMetadataNo++); // Upgrade sp->function mapping to function->sp mapping. |
