[llvm-commits] CVS: llvm/include/llvm/CodeGen/SelectionDAG.h

[Chris Lattner]

Changes in directory llvm/include/llvm/CodeGen:

SelectionDAG.h updated: 1.40 -> 1.41
---
Log message:

add ReplaceAllUsesWith, and a helper to implemented it


---
Diffs of the changes:  (+7 -0)

 SelectionDAG.h |    7 +++++++
 1 files changed, 7 insertions(+)


Index: llvm/include/llvm/CodeGen/SelectionDAG.h
diff -u llvm/include/llvm/CodeGen/SelectionDAG.h:1.40 llvm/include/llvm/CodeGen/SelectionDAG.h:1.41
--- llvm/include/llvm/CodeGen/SelectionDAG.h:1.40	Tue Aug 16 19:33:30 2005
+++ llvm/include/llvm/CodeGen/SelectionDAG.h	Wed Aug 17 13:59:17 2005
@@ -239,10 +239,17 @@
                           SDOperand Op1, SDOperand Op2, SDOperand Op3) {
     return getNode(ISD::BUILTIN_OP_END+Opcode, VT, Op1, Op2, Op3);
   }
+  
+  /// ReplaceAllUsesWith - Modify anything using 'From' to use 'To' instead.
+  /// This can cause recursive merging of nodes in the DAG.
+  ///
+  void ReplaceAllUsesWith(SDNode *From, SDNode *To);
+  
   void dump() const;
 
 private:
   void RemoveNodeFromCSEMaps(SDNode *N);
+  SDNode *AddNonLeafNodeToCSEMaps(SDNode *N);
   void DeleteNodeIfDead(SDNode *N, void *NodeSet);
   
   /// SimplifySetCC - Try to simplify a setcc built with the specified operands