Move getNextOperandForReg() into MachineRegisterInfo.

MRI provides iterators for traversing the use-def chains. They should
not be accessible from anywhere else.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161543 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 9 deletions

diff --git a/include/llvm/CodeGen/MachineOperand.h b/include/llvm/CodeGen/MachineOperand.h
index c08b22d105..d3cf090f95 100644
--- a/include/llvm/CodeGen/MachineOperand.h
+++ b/include/llvm/CodeGen/MachineOperand.h
@@ -138,6 +138,9 @@ private:
   /// This is valid for all operand types, when the operand is in an instr.
   MachineInstr *ParentMI;
 
+  // MRI accesses Contents.Reg directly.
+  friend class MachineRegisterInfo;
+
   /// Contents union - This contains the payload for the various operand types.
   union {
     MachineBasicBlock *MBB;   // For MO_MachineBasicBlock.
@@ -305,15 +308,6 @@ public:
     return !isUndef() && !isInternalRead() && (isUse() || getSubReg());
   }
 
-  /// getNextOperandForReg - Return the next MachineOperand in the linked list
-  /// of operands that use or define the same register.
-  /// Don't call this function directly, see the def-use iterators in
-  /// MachineRegisterInfo instead.
-  MachineOperand *getNextOperandForReg() const {
-    assert(isReg() && "This is not a register operand!");
-    return Contents.Reg.Next;
-  }
-
   //===--------------------------------------------------------------------===//
   // Mutators for Register Operands
   //===--------------------------------------------------------------------===//