Remove the unused offset from DBG_VALUE (NFC)

Followup to r309426.
rdar://problem/33580047

llvm-svn: 309450

1 files changed, 5 insertions, 3 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index bdf57e80584..ed9cb09dccb 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -529,12 +529,14 @@ bool SelectionDAGISel::runOnMachineFunction(MachineFunction &mf) {
       const MDNode *Expr = MI->getDebugExpression();
       DebugLoc DL = MI->getDebugLoc();
       bool IsIndirect = MI->isIndirectDebugValue();
-      unsigned Offset = IsIndirect ? MI->getOperand(1).getImm() : 0;
+      if (IsIndirect)
+        assert(MI->getOperand(1).getImm() == 0 &&
+               "DBG_VALUE with nonzero offset");
       assert(cast<DILocalVariable>(Variable)->isValidLocationForIntrinsic(DL) &&
              "Expected inlined-at fields to agree");
       // Def is never a terminator here, so it is ok to increment InsertPos.
       BuildMI(*EntryMBB, ++InsertPos, DL, TII->get(TargetOpcode::DBG_VALUE),
-              IsIndirect, LDI->second, Offset, Variable, Expr);
+              IsIndirect, LDI->second, Variable, Expr);
 
       // If this vreg is directly copied into an exported register then
       // that COPY instructions also need DBG_VALUE, if it is the only
@@ -556,7 +558,7 @@ bool SelectionDAGISel::runOnMachineFunction(MachineFunction &mf) {
         // declared, rather than whatever is attached to CopyUseMI.
         MachineInstr *NewMI =
             BuildMI(*MF, DL, TII->get(TargetOpcode::DBG_VALUE), IsIndirect,
-                    CopyUseMI->getOperand(0).getReg(), Offset, Variable, Expr);
+                    CopyUseMI->getOperand(0).getReg(), Variable, Expr);
         MachineBasicBlock::iterator Pos = CopyUseMI;
         EntryMBB->insertAfter(Pos, NewMI);
       }