Reapply r77654 with a fix: MachineFunctionPass's getAnalysisUsage

shouldn't do AU.setPreservesCFG(), because even though CodeGen passes
don't modify the LLVM IR CFG, they may modify the MachineFunction CFG,
and passes like MachineLoop are registered with isCFGOnly set to true.

llvm-svn: 77691

1 files changed, 2 insertions, 2 deletions

diff --git a/llvm/lib/Target/CellSPU/SPUISelDAGToDAG.cpp b/llvm/lib/Target/CellSPU/SPUISelDAGToDAG.cpp
index d29ddaac4b3..cca52883ffc 100644
--- a/llvm/lib/Target/CellSPU/SPUISelDAGToDAG.cpp
+++ b/llvm/lib/Target/CellSPU/SPUISelDAGToDAG.cpp
@@ -253,10 +253,10 @@ namespace {
       SPUtli(*tm.getTargetLowering())
     { }
 
-    virtual bool runOnFunction(Function &Fn) {
+    virtual bool runOnMachineFunction(MachineFunction &MF) {
       // Make sure we re-emit a set of the global base reg if necessary
       GlobalBaseReg = 0;
-      SelectionDAGISel::runOnFunction(Fn);
+      SelectionDAGISel::runOnMachineFunction(MF);
       return true;
     }