MIR Serialization: Initial serialization of the machine operand target flags.

[oota-llvm.git] / include / llvm / Target / TargetInstrInfo.h

diff --git a/include/llvm/Target/TargetInstrInfo.h b/include/llvm/Target/TargetInstrInfo.h
index 07b57713062072deec3f5ca8e3737aa5fa3933b2..0b45507893a46c3ac7e96f1640791cae8c088a5a 100644 (file)
--- a/include/llvm/Target/TargetInstrInfo.h
+++ b/include/llvm/Target/TargetInstrInfo.h
@@ -1272,6 +1272,23 @@ public:
     return None;
   }
 
+  /// Decompose the machine operand's target flags into two values - the direct
+  /// target flag value and any of bit flags that are applied.
+  virtual std::pair<unsigned, unsigned>
+  decomposeMachineOperandsTargetFlags(unsigned /*TF*/) const {
+    return std::make_pair(0u, 0u);
+  }
+
+  /// Return an array that contains the direct target flag values and their
+  /// names.
+  ///
+  /// MIR Serialization is able to serialize only the target flags that are
+  /// defined by this method.
+  virtual ArrayRef<std::pair<unsigned, const char *>>
+  getSerializableDirectMachineOperandTargetFlags() const {
+    return None;
+  }
+
 private:
   unsigned CallFrameSetupOpcode, CallFrameDestroyOpcode;
 };