Add some debugging output into fast isel as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152844 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/FastISel.cpp b/lib/CodeGen/SelectionDAG/FastISel.cpp
index fd8ce78..ff8e787 100644 (file)
--- a/lib/CodeGen/SelectionDAG/FastISel.cpp
+++ b/lib/CodeGen/SelectionDAG/FastISel.cpp
@@ -577,12 +577,16 @@ bool FastISel::SelectCall(const User *I) {
   case Intrinsic::dbg_declare: {
     const DbgDeclareInst *DI = cast<DbgDeclareInst>(Call);
     if (!DIVariable(DI->getVariable()).Verify() ||
-        !FuncInfo.MF->getMMI().hasDebugInfo())
+        !FuncInfo.MF->getMMI().hasDebugInfo()) {
+      DEBUG(dbgs() << "Dropping debug info for " << *DI << "\n");
       return true;
+    }
 
     const Value *Address = DI->getAddress();
-    if (!Address || isa<UndefValue>(Address) || isa<AllocaInst>(Address))
+    if (!Address || isa<UndefValue>(Address) || isa<AllocaInst>(Address)) {
+      DEBUG(dbgs() << "Dropping debug info for " << *DI << "\n");
       return true;
+    }
 
     unsigned Reg = 0;
     unsigned Offset = 0;