Use SmallVectorImpl::iterator/const_iterator instead of SmallVector to avoid specifying the vector size.

llvm-svn: 185606

3 files changed, 18 insertions, 18 deletions

diff --git a/llvm/lib/Analysis/BranchProbabilityInfo.cpp b/llvm/lib/Analysis/BranchProbabilityInfo.cpp
index a6481cf359b..7cdf828c2f4 100644
--- a/llvm/lib/Analysis/BranchProbabilityInfo.cpp
+++ b/llvm/lib/Analysis/BranchProbabilityInfo.cpp
@@ -151,8 +151,8 @@ bool BranchProbabilityInfo::calcUnreachableHeuristics(BasicBlock *BB) {
 
   uint32_t UnreachableWeight =
     std::max(UR_TAKEN_WEIGHT / (unsigned)UnreachableEdges.size(), MIN_WEIGHT);
-  for (SmallVector<unsigned, 4>::iterator I = UnreachableEdges.begin(),
-                                          E = UnreachableEdges.end();
+  for (SmallVectorImpl<unsigned>::iterator I = UnreachableEdges.begin(),
+                                           E = UnreachableEdges.end();
        I != E; ++I)
     setEdgeWeight(BB, *I, UnreachableWeight);
 
@@ -161,8 +161,8 @@ bool BranchProbabilityInfo::calcUnreachableHeuristics(BasicBlock *BB) {
   uint32_t ReachableWeight =
     std::max(UR_NONTAKEN_WEIGHT / (unsigned)ReachableEdges.size(),
              NORMAL_WEIGHT);
-  for (SmallVector<unsigned, 4>::iterator I = ReachableEdges.begin(),
-                                          E = ReachableEdges.end();
+  for (SmallVectorImpl<unsigned>::iterator I = ReachableEdges.begin(),
+                                           E = ReachableEdges.end();
        I != E; ++I)
     setEdgeWeight(BB, *I, ReachableWeight);
 
@@ -251,8 +251,8 @@ bool BranchProbabilityInfo::calcColdCallHeuristics(BasicBlock *BB) {
 
   uint32_t ColdWeight =
       std::max(CC_TAKEN_WEIGHT / (unsigned) ColdEdges.size(), MIN_WEIGHT);
-  for (SmallVector<unsigned, 4>::iterator I = ColdEdges.begin(),
-                                          E = ColdEdges.end();
+  for (SmallVectorImpl<unsigned>::iterator I = ColdEdges.begin(),
+                                           E = ColdEdges.end();
        I != E; ++I)
     setEdgeWeight(BB, *I, ColdWeight);
 
@@ -260,8 +260,8 @@ bool BranchProbabilityInfo::calcColdCallHeuristics(BasicBlock *BB) {
     return true;
   uint32_t NormalWeight = std::max(
       CC_NONTAKEN_WEIGHT / (unsigned) NormalEdges.size(), NORMAL_WEIGHT);
-  for (SmallVector<unsigned, 4>::iterator I = NormalEdges.begin(),
-                                          E = NormalEdges.end();
+  for (SmallVectorImpl<unsigned>::iterator I = NormalEdges.begin(),
+                                           E = NormalEdges.end();
        I != E; ++I)
     setEdgeWeight(BB, *I, NormalWeight);
 
@@ -326,7 +326,7 @@ bool BranchProbabilityInfo::calcLoopBranchHeuristics(BasicBlock *BB) {
     if (backWeight < NORMAL_WEIGHT)
       backWeight = NORMAL_WEIGHT;
 
-    for (SmallVector<unsigned, 8>::iterator EI = BackEdges.begin(),
+    for (SmallVectorImpl<unsigned>::iterator EI = BackEdges.begin(),
          EE = BackEdges.end(); EI != EE; ++EI) {
       setEdgeWeight(BB, *EI, backWeight);
     }
@@ -337,7 +337,7 @@ bool BranchProbabilityInfo::calcLoopBranchHeuristics(BasicBlock *BB) {
     if (inWeight < NORMAL_WEIGHT)
       inWeight = NORMAL_WEIGHT;
 
-    for (SmallVector<unsigned, 8>::iterator EI = InEdges.begin(),
+    for (SmallVectorImpl<unsigned>::iterator EI = InEdges.begin(),
          EE = InEdges.end(); EI != EE; ++EI) {
       setEdgeWeight(BB, *EI, inWeight);
     }
@@ -348,7 +348,7 @@ bool BranchProbabilityInfo::calcLoopBranchHeuristics(BasicBlock *BB) {
     if (exitWeight < MIN_WEIGHT)
       exitWeight = MIN_WEIGHT;
 
-    for (SmallVector<unsigned, 8>::iterator EI = ExitingEdges.begin(),
+    for (SmallVectorImpl<unsigned>::iterator EI = ExitingEdges.begin(),
          EE = ExitingEdges.end(); EI != EE; ++EI) {
       setEdgeWeight(BB, *EI, exitWeight);
     }
diff --git a/llvm/lib/Analysis/LazyValueInfo.cpp b/llvm/lib/Analysis/LazyValueInfo.cpp
index 66b5e852c02..b6970af4cde 100644
--- a/llvm/lib/Analysis/LazyValueInfo.cpp
+++ b/llvm/lib/Analysis/LazyValueInfo.cpp
@@ -421,8 +421,8 @@ void LVIValueHandle::deleted() {
     if (I->second == getValPtr())
       ToErase.push_back(*I);
   }
-  
-  for (SmallVector<OverDefinedPairTy, 4>::iterator I = ToErase.begin(),
+
+  for (SmallVectorImpl<OverDefinedPairTy>::iterator I = ToErase.begin(),
        E = ToErase.end(); I != E; ++I)
     Parent->OverDefinedCache.erase(*I);
   
@@ -444,8 +444,8 @@ void LazyValueInfoCache::eraseBlock(BasicBlock *BB) {
     if (I->first == BB)
       ToErase.push_back(*I);
   }
-  
-  for (SmallVector<OverDefinedPairTy, 4>::iterator I = ToErase.begin(),
+
+  for (SmallVectorImpl<OverDefinedPairTy>::iterator I = ToErase.begin(),
        E = ToErase.end(); I != E; ++I)
     OverDefinedCache.erase(*I);
 
diff --git a/llvm/lib/Analysis/ProfileEstimatorPass.cpp b/llvm/lib/Analysis/ProfileEstimatorPass.cpp
index b284b995ac7..365b64c0ae0 100644
--- a/llvm/lib/Analysis/ProfileEstimatorPass.cpp
+++ b/llvm/lib/Analysis/ProfileEstimatorPass.cpp
@@ -181,7 +181,7 @@ void ProfileEstimatorPass::recurseBasicBlock(BasicBlock *BB) {
     double incoming = BBWeight;
     // Subtract the flow leaving the loop.
     std::set<Edge> ProcessedExits;
-    for (SmallVector<Edge, 8>::iterator ei = ExitEdges.begin(),
+    for (SmallVectorImpl<Edge>::iterator ei = ExitEdges.begin(),
          ee = ExitEdges.end(); ei != ee; ++ei) {
       if (ProcessedExits.insert(*ei).second) {
         double w = getEdgeWeight(*ei);
@@ -216,7 +216,7 @@ void ProfileEstimatorPass::recurseBasicBlock(BasicBlock *BB) {
     // be distributed is split and the rounded, the last edge gets a somewhat
     // bigger value, but we are close enough for an estimation.
     double fraction = floor(incoming/Edges.size());
-    for (SmallVector<Edge, 8>::iterator ei = Edges.begin(), ee = Edges.end();
+    for (SmallVectorImpl<Edge>::iterator ei = Edges.begin(), ee = Edges.end();
          ei != ee; ++ei) {
       double w = 0;
       if (ei != (ee-1)) {
@@ -289,7 +289,7 @@ void ProfileEstimatorPass::recurseBasicBlock(BasicBlock *BB) {
   double fraction = Edges.size() ? floor(BBWeight/Edges.size()) : 0.0;
   // Finally we know what flow is still not leaving the block, distribute this
   // flow onto the empty edges.
-  for (SmallVector<Edge, 8>::iterator ei = Edges.begin(), ee = Edges.end();
+  for (SmallVectorImpl<Edge>::iterator ei = Edges.begin(), ee = Edges.end();
        ei != ee; ++ei) {
     if (ei != (ee-1)) {
       EdgeInformation[BB->getParent()][*ei] += fraction;