More debug spew

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110720 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp
index ddd95e6adc16aa1e7b70b7ecf65fd6f28c9742d5..a37a4d600387b2dfa499d84fef21716107f8f7f4 100644 (file)
--- a/lib/CodeGen/SplitKit.cpp
+++ b/lib/CodeGen/SplitKit.cpp
@@ -573,6 +573,8 @@ void SplitEditor::rewrite() {
     LiveInterval &li = *intervals_[i];
     vrai.CalculateRegClass(li.reg);
     vrai.CalculateWeightAndHint(li);
+    DEBUG(dbgs() << "new intv " << mri_.getRegClass(li.reg)->getName() << ":"
+                 << li << '\n');
   }
 }