diff options
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/X86/X86DiscriminateMemOps.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86DiscriminateMemOps.cpp b/llvm/lib/Target/X86/X86DiscriminateMemOps.cpp index 22271896f6c..7589dca4892 100644 --- a/llvm/lib/Target/X86/X86DiscriminateMemOps.cpp +++ b/llvm/lib/Target/X86/X86DiscriminateMemOps.cpp @@ -115,14 +115,15 @@ bool X86DiscriminateMemOps::runOnMachineFunction(MachineFunction &MF) { if (X86II::getMemoryOperandNo(MI.getDesc().TSFlags) < 0) continue; const DILocation *DI = MI.getDebugLoc(); - if (!DI) { + bool HasDebug = DI; + if (!HasDebug) { DI = ReferenceDI; } Location L = diToLocation(DI); DenseSet<unsigned> &Set = Seen[L]; const std::pair<DenseSet<unsigned>::iterator, bool> TryInsert = Set.insert(DI->getBaseDiscriminator()); - if (!TryInsert.second) { + if (!TryInsert.second || !HasDebug) { unsigned BF, DF, CI = 0; DILocation::decodeDiscriminator(DI->getDiscriminator(), BF, DF, CI); Optional<unsigned> EncodedDiscriminator = DILocation::encodeDiscriminator( |
