diff options
Diffstat (limited to 'llvm/lib/CodeGen/MachineInstr.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MachineInstr.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp index 90ebf2c532f..fb9bd8f6ec3 100644 --- a/llvm/lib/CodeGen/MachineInstr.cpp +++ b/llvm/lib/CodeGen/MachineInstr.cpp @@ -650,10 +650,10 @@ void MachineMemOperand::print(raw_ostream &OS, ModuleSlotTracker &MST) const { OS << ")"; } - // Print nontemporal info. if (isNonTemporal()) OS << "(nontemporal)"; - + if (isDereferenceable()) + OS << "(dereferenceable)"; if (isInvariant()) OS << "(invariant)"; } @@ -1580,7 +1580,8 @@ bool MachineInstr::isDereferenceableInvariantLoad(AliasAnalysis *AA) const { for (MachineMemOperand *MMO : memoperands()) { if (MMO->isVolatile()) return false; if (MMO->isStore()) return false; - if (MMO->isInvariant()) continue; + if (MMO->isInvariant() && MMO->isDereferenceable()) + continue; // A load from a constant PseudoSourceValue is invariant. if (const PseudoSourceValue *PSV = MMO->getPseudoValue()) |
