diff options
| -rw-r--r-- | llvm/include/llvm/CodeGen/MachineInstr.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/llvm/include/llvm/CodeGen/MachineInstr.h b/llvm/include/llvm/CodeGen/MachineInstr.h index c5f11c31b2b..e57257c76bc 100644 --- a/llvm/include/llvm/CodeGen/MachineInstr.h +++ b/llvm/include/llvm/CodeGen/MachineInstr.h @@ -560,7 +560,6 @@ public: return hasProperty(MCID::MayLoad, Type); } - /// Return true if this instruction could possibly modify memory. /// Instructions with this flag set are not necessarily simple store /// instructions, they may store a modified value based on their operands, or @@ -574,6 +573,11 @@ public: return hasProperty(MCID::MayStore, Type); } + /// Return true if this instruction could possibly read or modify memory. + bool mayLoadOrStore(QueryType Type = AnyInBundle) const { + return mayLoad(Type) || mayStore(Type); + } + //===--------------------------------------------------------------------===// // Flags that indicate whether an instruction can be modified by a method. //===--------------------------------------------------------------------===// |
