Don't blindly set the debug location for PHI node copies.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90637 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index ca285c14e0a03d1474103308ebbf26e465dfb288..4dc725cbf21975baeff8b9a519c7667b56b0839a 100644 (file)
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -769,9 +769,6 @@ void SelectionDAGISel::SelectAllBasicBlocks(Function &Fn,
       FastIS->startNewBlock(BB);
       // Do FastISel on as many instructions as possible.
       for (; BI != End; ++BI) {
-        if (MDDbgKind)
-          SetDebugLoc(MDDbgKind, TheMetadata, BI, SDB, FastIS, &MF);
-
         // Just before the terminator instruction, insert instructions to
         // feed PHI nodes in successor blocks.
         if (isa<TerminatorInst>(BI))
@@ -786,6 +783,9 @@ void SelectionDAGISel::SelectAllBasicBlocks(Function &Fn,
             break;
           }
 
+        if (MDDbgKind)
+          SetDebugLoc(MDDbgKind, TheMetadata, BI, SDB, FastIS, &MF);
+
         // First try normal tablegen-generated "fast" selection.
         if (FastIS->SelectInstruction(BI)) {
           ResetDebugLoc(SDB, FastIS);