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dmlc · Apr 30, 2020 · 3ba5362 · 3ba5362
1 parent cc66e89
commit 3ba5362
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Showing 2 changed files with 10 additions and 10 deletions.
diff --git a/src/common/hist_util.cc b/src/common/hist_util.cc
@@ -842,7 +842,7 @@ void InitilizeHistByZeroes(GHistRow hist, size_t begin, size_t end) {
  * \brief Increment hist as dst += add in range [begin, end)
  */
 void IncrementHist(GHistRow dst, const GHistRow add, size_t begin, size_t end) {
-  using FPType = decltype(tree::GradStats::sum_grad);//GradStatHist::ValueT;
+  using FPType = decltype(tree::GradStats::sum_grad);  // GradStatHist::ValueT;
   FPType* pdst = reinterpret_cast<FPType*>(dst.data());
   const FPType* padd = reinterpret_cast<const FPType*>(add.data());
 
@@ -855,7 +855,7 @@ void IncrementHist(GHistRow dst, const GHistRow add, size_t begin, size_t end) {
  * \brief Copy hist from src to dst in range [begin, end)
  */
 void CopyHist(GHistRow dst, const GHistRow src, size_t begin, size_t end) {
-  using FPType = decltype(tree::GradStats::sum_grad);//GradStatHist::ValueT;
+  using FPType = decltype(tree::GradStats::sum_grad);  // GradStatHist::ValueT;
   FPType* pdst = reinterpret_cast<FPType*>(dst.data());
   const FPType* psrc = reinterpret_cast<const FPType*>(src.data());
 
@@ -869,7 +869,7 @@ void CopyHist(GHistRow dst, const GHistRow src, size_t begin, size_t end) {
  */
 void SubtractionHist(GHistRow dst, const GHistRow src1, const GHistRow src2,
                      size_t begin, size_t end) {
-  using FPType = decltype(tree::GradStats::sum_grad);//GradStatHist::ValueT;
+  using FPType = decltype(tree::GradStats::sum_grad);  // GradStatHist::ValueT;
   FPType* pdst = reinterpret_cast<FPType*>(dst.data());
   const FPType* psrc1 = reinterpret_cast<const FPType*>(src1.data());
   const FPType* psrc2 = reinterpret_cast<const FPType*>(src2.data());
@@ -1027,7 +1027,7 @@ void GHistBuilder::BuildHist(const std::vector<GradientPair>& gpair,
                              const GHistIndexMatrix& gmat,
                              GHistRow hist,
                              bool isDense) {
-  using FPType = decltype(tree::GradStats::sum_grad);//GradStatHist::ValueT;
+  using FPType = decltype(tree::GradStats::sum_grad);  // GradStatHist::ValueT;
   const size_t nrows = row_indices.Size();
   const size_t no_prefetch_size = Prefetch::NoPrefetchSize(nrows);
 

diff --git a/src/tree/updater_quantile_hist.cc b/src/tree/updater_quantile_hist.cc
@@ -1077,7 +1077,7 @@ void QuantileHistMaker::Builder::InitNewNode(int nid,
   {
     auto& stats = snode_[nid].stats;
     GHistRow hist = hist_[nid];
-    //common::GradStatHist grad_stat;
+    // common::GradStatHist grad_stat;
     if (tree[nid].IsRoot()) {
       if (data_layout_ == kDenseDataZeroBased || data_layout_ == kDenseDataOneBased) {
         const std::vector<uint32_t>& row_ptr = gmat.cut.Ptrs();
@@ -1087,19 +1087,19 @@ void QuantileHistMaker::Builder::InitNewNode(int nid,
         for (uint32_t i = ibegin; i < iend; ++i) {
           const GradStats et = begin[i];
           stats.Add(et.sum_grad, et.sum_hess);
-          //const common::GradStatHist et = begin[i];
-          //grad_stat.Add(et.GetGrad(), et.GetHess());
+          // const common::GradStatHist et = begin[i];
+          // grad_stat.Add(et.GetGrad(), et.GetHess());
         }
       } else {
         const RowSetCollection::Elem e = row_set_collection_[nid];
         for (const size_t* it = e.begin; it < e.end; ++it) {
           stats.Add(gpair[*it]);
-          //grad_stat.Add(gpair[*it]);
+          // grad_stat.Add(gpair[*it]);
         }
       }
       histred_.Allreduce(&snode_[nid].stats, 1);
-      //histred_.Allreduce(&grad_stat, 1);
-      //snode_[nid].stats = tree::GradStats(grad_stat.GetGrad(), grad_stat.GetHess());
+      // histred_.Allreduce(&grad_stat, 1);
+      // snode_[nid].stats = tree::GradStats(grad_stat.GetGrad(), grad_stat.GetHess());
     } else {
       int parent_id = tree[nid].Parent();
       if (tree[nid].IsLeftChild()) {