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

[Chris Lattner]

Changes in directory llvm/lib/Transforms/Scalar:

LoopPreheaders.cpp updated: 1.17 -> 1.18

---
Log message:

The preheader insertion pass only depends on the CFG.  Mark it as such, which
allows GCCAS to only run it once.


---
Diffs of the changes:  (+2 -1)

Index: llvm/lib/Transforms/Scalar/LoopPreheaders.cpp
diff -u llvm/lib/Transforms/Scalar/LoopPreheaders.cpp:1.17 llvm/lib/Transforms/Scalar/LoopPreheaders.cpp:1.18
--- llvm/lib/Transforms/Scalar/LoopPreheaders.cpp:1.17	Fri Oct 10 12:50:50 2003
+++ llvm/lib/Transforms/Scalar/LoopPreheaders.cpp	Sun Oct 12 14:33:10 2003
@@ -56,7 +56,8 @@
     void InsertPreheaderForLoop(Loop *L);
   };
 
-  RegisterOpt<Preheaders> X("preheaders", "Natural loop pre-header insertion");
+  RegisterOpt<Preheaders> X("preheaders", "Natural loop pre-header insertion",
+                            true);
 }
 
 // Publically exposed interface to pass...