Attach a DebugLoc to a GC point in order to get precise information in the JIT of a GC point.

llvm-svn: 114736

1 files changed, 8 insertions, 6 deletions

diff --git a/llvm/lib/CodeGen/GCStrategy.cpp b/llvm/lib/CodeGen/GCStrategy.cpp
index 719fa194d8d..087b2857a4a 100644
--- a/llvm/lib/CodeGen/GCStrategy.cpp
+++ b/llvm/lib/CodeGen/GCStrategy.cpp
@@ -345,13 +345,15 @@ void MachineCodeAnalysis::VisitCallPoint(MachineBasicBlock::iterator CI) {
   MachineBasicBlock::iterator RAI = CI; 
   ++RAI;                                
   
-  if (FI->getStrategy().needsSafePoint(GC::PreCall))
-    FI->addSafePoint(GC::PreCall, InsertLabel(*CI->getParent(), CI,
-                                              CI->getDebugLoc()));
+  if (FI->getStrategy().needsSafePoint(GC::PreCall)) {
+    MCSymbol* Label = InsertLabel(*CI->getParent(), CI, CI->getDebugLoc());
+    FI->addSafePoint(GC::PreCall, Label, CI->getDebugLoc());
+  }
   
-  if (FI->getStrategy().needsSafePoint(GC::PostCall))
-    FI->addSafePoint(GC::PostCall, InsertLabel(*CI->getParent(), RAI,
-                                               CI->getDebugLoc()));
+  if (FI->getStrategy().needsSafePoint(GC::PostCall)) {
+    MCSymbol* Label = InsertLabel(*CI->getParent(), RAI, CI->getDebugLoc());
+    FI->addSafePoint(GC::PostCall, Label, CI->getDebugLoc());
+  }
 }
 
 void MachineCodeAnalysis::FindSafePoints(MachineFunction &MF) {