Record variable debug info at ISel time directly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79742 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 41 deletions

diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp
index eb6048d50c..076e6c3578 100644
--- a/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -2052,47 +2052,6 @@ SDNode *X86DAGToDAGISel::Select(SDValue N) {
     }
     break;
   }
-
-  case ISD::DECLARE: {
-    // Handle DECLARE nodes here because the second operand may have been
-    // wrapped in X86ISD::Wrapper.
-    SDValue Chain = Node->getOperand(0);
-    SDValue N1 = Node->getOperand(1);
-    SDValue N2 = Node->getOperand(2);
-    FrameIndexSDNode *FINode = dyn_cast<FrameIndexSDNode>(N1);
-
-    // FIXME: We need to handle this for VLAs.
-    if (!FINode) {
-      ReplaceUses(N.getValue(0), Chain);
-      return NULL;
-    }
-
-    if (N2.getOpcode() == ISD::ADD &&
-        N2.getOperand(0).getOpcode() == X86ISD::GlobalBaseReg)
-      N2 = N2.getOperand(1);
-
-    // If N2 is not Wrapper(decriptor) then the llvm.declare is mangled
-    // somehow, just ignore it.
-    if (N2.getOpcode() != X86ISD::Wrapper &&
-        N2.getOpcode() != X86ISD::WrapperRIP) {
-      ReplaceUses(N.getValue(0), Chain);
-      return NULL;
-    }
-    GlobalAddressSDNode *GVNode =
-      dyn_cast<GlobalAddressSDNode>(N2.getOperand(0));
-    if (GVNode == 0) {
-      ReplaceUses(N.getValue(0), Chain);
-      return NULL;
-    }
-    SDValue Tmp1 = CurDAG->getTargetFrameIndex(FINode->getIndex(),
-                                               TLI.getPointerTy());
-    SDValue Tmp2 = CurDAG->getTargetGlobalAddress(GVNode->getGlobal(),
-                                                  TLI.getPointerTy());
-    SDValue Ops[] = { Tmp1, Tmp2, Chain };
-    return CurDAG->getTargetNode(TargetInstrInfo::DECLARE, dl,
-                                 MVT::Other, Ops,
-                                 array_lengthof(Ops));
-  }
   }
 
   SDNode *ResNode = SelectCode(N);