[llvm-commits] [llvm] r116394 - in /llvm/trunk: include/llvm/Analysis/RegionInfo.h lib/Analysis/RegionInfo.cpp

[Tobias Grosser]

Author: grosser
Date: Wed Oct 13 00:54:07 2010
New Revision: 116394

URL: http://llvm.org/viewvc/llvm-project?rev=116394&view=rev
Log:
RegionInfo: Allow to set the parent region of a basic block.

Modified:
    llvm/trunk/include/llvm/Analysis/RegionInfo.h
    llvm/trunk/lib/Analysis/RegionInfo.cpp

Modified: llvm/trunk/include/llvm/Analysis/RegionInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/RegionInfo.h?rev=116394&r1=116393&r2=116394&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Analysis/RegionInfo.h (original)
+++ llvm/trunk/include/llvm/Analysis/RegionInfo.h Wed Oct 13 00:54:07 2010
@@ -565,6 +565,12 @@
   /// region containing BB.
   Region *getRegionFor(BasicBlock *BB) const;
 
+  /// @brief  Set the smallest region that surrounds a basic block.
+  ///
+  /// @param BB The basic block surrounded by a region.
+  /// @param R The smallest region that surrounds BB.
+  void setRegionFor(BasicBlock *BB, Region *R);
+
   /// @brief A shortcut for getRegionFor().
   ///
   /// @param BB The basic block.

Modified: llvm/trunk/lib/Analysis/RegionInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/RegionInfo.cpp?rev=116394&r1=116393&r2=116394&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/RegionInfo.cpp (original)
+++ llvm/trunk/lib/Analysis/RegionInfo.cpp Wed Oct 13 00:54:07 2010
@@ -659,11 +659,14 @@
   return I != BBtoRegion.end() ? I->second : 0;
 }
 
+void RegionInfo::setRegionFor(BasicBlock *BB, Region *R) {
+  BBtoRegion[BB] = R;
+}
+
 Region *RegionInfo::operator[](BasicBlock *BB) const {
   return getRegionFor(BB);
 }
 
-
 BasicBlock *RegionInfo::getMaxRegionExit(BasicBlock *BB) const {
   BasicBlock *Exit = NULL;