[llvm] r205603 - Add iterator_ranges for block pred/succ.

[Jim Grosbach]

Author: grosbach
Date: Thu Apr  3 21:10:59 2014
New Revision: 205603

URL: http://llvm.org/viewvc/llvm-project?rev=205603&view=rev
Log:
Add iterator_ranges for block pred/succ.

Modified:
    llvm/trunk/include/llvm/CodeGen/MachineBasicBlock.h

Modified: llvm/trunk/include/llvm/CodeGen/MachineBasicBlock.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/MachineBasicBlock.h?rev=205603&r1=205602&r2=205603&view=diff
==============================================================================
--- llvm/trunk/include/llvm/CodeGen/MachineBasicBlock.h (original)
+++ llvm/trunk/include/llvm/CodeGen/MachineBasicBlock.h Thu Apr  3 21:10:59 2014
@@ -256,7 +256,6 @@ public:
                                                          succ_reverse_iterator;
   typedef std::vector<MachineBasicBlock *>::const_reverse_iterator
                                                    const_succ_reverse_iterator;
-
   pred_iterator        pred_begin()       { return Predecessors.begin(); }
   const_pred_iterator  pred_begin() const { return Predecessors.begin(); }
   pred_iterator        pred_end()         { return Predecessors.end();   }
@@ -290,6 +289,19 @@ public:
   }
   bool                 succ_empty() const { return Successors.empty();   }
 
+  inline iterator_range<pred_iterator> predecessors() {
+    return iterator_range<pred_iterator>(pred_begin(), pred_end());
+  }
+  inline iterator_range<const_pred_iterator> const_predecessors() const {
+    return iterator_range<const_pred_iterator>(pred_begin(), pred_end());
+  }
+  inline iterator_range<succ_iterator> succecessors() {
+    return iterator_range<succ_iterator>(succ_begin(), succ_end());
+  }
+  inline iterator_range<const_succ_iterator> const_succecessors() const {
+    return iterator_range<const_succ_iterator>(succ_begin(), succ_end());
+  }
+
   // LiveIn management methods.
 
   /// addLiveIn - Add the specified register as a live in.  Note that it