Use the 'target-features' and 'target-cpu' attributes to reset the subtarget features.

[oota-llvm.git] / lib / CodeGen / SelectionDAG / SelectionDAGISel.cpp

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index c9289add798716f4d705ba090dd47962738fbb4d..fa913f6356c7c9d6d9c8cbfb195b83b2f49a534f 100644 (file)
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -354,6 +354,10 @@ bool SelectionDAGISel::runOnMachineFunction(MachineFunction &mf) {
   TTI = getAnalysisIfAvailable<TargetTransformInfo>();
   GFI = Fn.hasGC() ? &getAnalysis<GCModuleInfo>().getFunctionInfo(Fn) : 0;
 
+  TargetSubtargetInfo &ST =
+    const_cast<TargetSubtargetInfo&>(TM.getSubtarget<TargetSubtargetInfo>());
+  ST.resetSubtargetFeatures(MF);
+
   DEBUG(dbgs() << "\n\n\n=== " << Fn.getName() << "\n");
 
   SplitCriticalSideEffectEdges(const_cast<Function&>(Fn), this);