Add optimization bisect opt-in calls for PowerPC passes

Differential Revision: http://reviews.llvm.org/D19554

llvm-svn: 267769
diff --git a/llvm/lib/Target/PowerPC/PPCVSXSwapRemoval.cpp b/llvm/lib/Target/PowerPC/PPCVSXSwapRemoval.cpp
index 27c540f..10636b8 100644
--- a/llvm/lib/Target/PowerPC/PPCVSXSwapRemoval.cpp
+++ b/llvm/lib/Target/PowerPC/PPCVSXSwapRemoval.cpp
@@ -191,6 +191,9 @@
 public:
   // Main entry point for this pass.
   bool runOnMachineFunction(MachineFunction &MF) override {
+    if (skipFunction(*MF.getFunction()))
+      return false;
+
     // If we don't have VSX on the subtarget, don't do anything.
     const PPCSubtarget &STI = MF.getSubtarget<PPCSubtarget>();
     if (!STI.hasVSX())