[llvm-commits] CVS: llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp

[Chris Lattner]

Changes in directory llvm/lib/Transforms/Scalar:

LoopStrengthReduce.cpp updated: 1.21 -> 1.22
---
Log message:

Like the comment says, do not insert cast instructions before phi nodes


---
Diffs of the changes:  (+4 -0)

 LoopStrengthReduce.cpp |    4 ++++
 1 files changed, 4 insertions(+)


Index: llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
diff -u llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp:1.21 llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp:1.22
--- llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp:1.21	Mon Aug  1 21:52:02 2005
+++ llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp	Mon Aug  1 22:31:14 2005
@@ -232,6 +232,10 @@
         else
           ++InsertPt;
       }
+      
+      // Do not insert casts into the middle of PHI node blocks.
+      while (isa<PHINode>(InsertPt)) ++InsertPt;
+      
       BP = new CastInst(GEP->getOperand(0), UIntPtrTy,
                         GEP->getOperand(0)->getName(), InsertPt);
     }