Debug info: Use DW_OP_bit_piece instead of DW_OP_piece in the

intermediate representation. This
- increases consistency by using the same granularity everywhere
- allows for pieces < 1 byte
- DW_OP_piece didn't actually allow storing an offset.

Part of PR22495.

llvm-svn: 228631

1 files changed, 3 insertions, 3 deletions

diff --git a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index 57d6fae0fbd..7fb84605071 100644
--- a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -656,9 +656,9 @@ static bool emitDebugValueComment(const MachineInstr *MI, AsmPrinter &AP) {
   OS << V.getName();
 
   DIExpression Expr = MI->getDebugExpression();
-  if (Expr.isVariablePiece())
-    OS << " [piece offset=" << Expr.getPieceOffset()
-       << " size=" << Expr.getPieceSize() << "]";
+  if (Expr.isBitPiece())
+    OS << " [bit_piece offset=" << Expr.getBitPieceOffset()
+       << " size=" << Expr.getBitPieceSize() << "]";
   OS << " <- ";
 
   // The second operand is only an offset if it's an immediate.