[llvm-commits] [llvm] r40626 - /llvm/trunk/lib/Transforms/Scalar/LICM.cpp

[Devang Patel]

Author: dpatel
Date: Tue Jul 31 03:01:41 2007
New Revision: 40626

URL: http://llvm.org/viewvc/llvm-project?rev=40626&view=rev
Log:
Implement Simple Analysis interfaces - cloneBasicBlockAnalysis and deleteAnalysisValue.

Modified:
    llvm/trunk/lib/Transforms/Scalar/LICM.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/LICM.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LICM.cpp?rev=40626&r1=40625&r2=40626&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LICM.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LICM.cpp Tue Jul 31 03:01:41 2007
@@ -102,6 +102,13 @@
     AliasSetTracker *CurAST; // AliasSet information for the current loop...
     std::map<Loop *, AliasSetTracker *> LoopToAliasMap;
 
+    /// cloneBasicBlockAnalysis - Simple Analysis hook. Clone alias set info.
+    void cloneBasicBlockAnalysis(BasicBlock *From, BasicBlock *To, Loop *L);
+
+    /// deleteAnalysisValue - Simple Analysis hook. Delete value V from alias
+    /// set.
+    void deleteAnalysisValue(Value *V, Loop *L);
+
     /// SinkRegion - Walk the specified region of the CFG (defined by all blocks
     /// dominated by the specified block, and that are in the current loop) in
     /// reverse depth first order w.r.t the DominatorTree.  This allows us to
@@ -798,3 +805,22 @@
     }
   }
 }
+
+/// cloneBasicBlockAnalysis - Simple Analysis hook. Clone alias set info.
+void LICM::cloneBasicBlockAnalysis(BasicBlock *From, BasicBlock *To, Loop *L) {
+  AliasSetTracker *AST = LoopToAliasMap[L];
+  if (!AST)
+    return;
+
+  AST->copyValue(From, To);
+}
+
+/// deleteAnalysisValue - Simple Analysis hook. Delete value V from alias
+/// set.
+void LICM::deleteAnalysisValue(Value *V, Loop *L) {
+  AliasSetTracker *AST = LoopToAliasMap[L];
+  if (!AST)
+    return;
+
+  AST->deleteValue(V);
+}