R600/SI: Using SGPRs is illegal for instructions that read carry-out from VCC

[oota-llvm.git] / lib / Analysis / CostModel.cpp

diff --git a/lib/Analysis/CostModel.cpp b/lib/Analysis/CostModel.cpp
index 898da8d0e8d1adfff7551427cdfdebc72d1587d6..b49211d486f1ae011f2dfb1652069b0913dfe2b1 100644 (file)
--- a/lib/Analysis/CostModel.cpp
+++ b/lib/Analysis/CostModel.cpp
@@ -53,9 +53,9 @@ namespace {
     unsigned getInstructionCost(const Instruction *I) const;
 
   private:
-    virtual void getAnalysisUsage(AnalysisUsage &AU) const;
-    virtual bool runOnFunction(Function &F);
-    virtual void print(raw_ostream &OS, const Module*) const;
+    void getAnalysisUsage(AnalysisUsage &AU) const override;
+    bool runOnFunction(Function &F) override;
+    void print(raw_ostream &OS, const Module*) const override;
 
     /// The function that we analyze.
     Function *F;
@@ -99,17 +99,9 @@ static TargetTransformInfo::OperandValueKind getOperandInfo(Value *V) {
     TargetTransformInfo::OK_AnyValue;
 
   // Check for a splat of a constant or for a non uniform vector of constants.
-  ConstantDataVector *CDV = 0;
-  if ((CDV = dyn_cast<ConstantDataVector>(V))) {
+  if (isa<ConstantVector>(V) || isa<ConstantDataVector>(V)) {
     OpInfo = TargetTransformInfo::OK_NonUniformConstantValue;
-    if (CDV->getSplatValue() != NULL)
-      OpInfo = TargetTransformInfo::OK_UniformConstantValue;
-  }
-
-  ConstantVector *CV = 0;
-  if ((CV = dyn_cast<ConstantVector>(V))) {
-    OpInfo = TargetTransformInfo::OK_NonUniformConstantValue;
-    if (CV->getSplatValue() != NULL)
+    if (cast<Constant>(V)->getSplatValue() != NULL)
       OpInfo = TargetTransformInfo::OK_UniformConstantValue;
   }
 
@@ -342,7 +334,7 @@ static bool matchVectorSplittingReduction(const ExtractElementInst *ReduxRoot,
 
     Value *NextRdxOp;
     ShuffleVectorInst *Shuffle;
-    tie(NextRdxOp, Shuffle) = getShuffleAndOtherOprd(BinOp);
+    std::tie(NextRdxOp, Shuffle) = getShuffleAndOtherOprd(BinOp);
 
     // Check the current reduction operation and the shuffle use the same value.
     if (Shuffle == 0)