[llvm-commits] CVS: llvm/include/llvm/iPHINode.h

[Chris Lattner]

Changes in directory llvm/include/llvm:

iPHINode.h updated: 1.6 -> 1.7

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Log message:

Simplify some of the PHI node interfaces


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Diffs of the changes:

Index: llvm/include/llvm/iPHINode.h
diff -u llvm/include/llvm/iPHINode.h:1.6 llvm/include/llvm/iPHINode.h:1.7
--- llvm/include/llvm/iPHINode.h:1.6	Tue Oct  8 16:31:56 2002
+++ llvm/include/llvm/iPHINode.h	Wed Mar  5 15:15:11 2003
@@ -61,7 +61,12 @@
   }
 
   /// addIncoming - Add an incoming value to the end of the PHI list
-  void addIncoming(Value *D, BasicBlock *BB);
+  void addIncoming(Value *D, BasicBlock *BB) {
+    assert(getType() == D->getType() &&
+           "All operands to PHI node must be the same type as the PHI node!");
+    Operands.push_back(Use(D, this));
+    Operands.push_back(Use((Value*)BB, this));
+  }
   
   /// removeIncomingValue - Remove an incoming value.  This is useful if a
   /// predecessor basic block is deleted.  The value removed is returned.
@@ -71,8 +76,13 @@
   /// dummy values.  The only time there should be zero incoming values to a PHI
   /// node is when the block is dead, so this strategy is sound.
   ///
-  Value *removeIncomingValue(const BasicBlock *BB,
-                             bool DeletePHIIfEmpty = true);
+  Value *removeIncomingValue(unsigned Idx, bool DeletePHIIfEmpty = true);
+
+  Value *removeIncomingValue(const BasicBlock *BB, bool DeletePHIIfEmpty =true){
+    int Idx = getBasicBlockIndex(BB);
+    assert(Idx >= 0 && "Invalid basic block argument to remove!");
+    return removeIncomingValue(Idx, DeletePHIIfEmpty);
+  }
 
   /// getBasicBlockIndex - Return the first index of the specified basic 
   /// block in the value list for this PHI.  Returns -1 if no instance.