Revert r215611 because it caused the infinite loop in bug 20736. There is a reduced...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216307 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index ed3f770afec3794f4d8b7d630716aeed227ba101..00d9ba071ef0e64959e1ff6f7b53fafc0314d913 100644 (file)
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -156,8 +156,6 @@ public:
   // Node replacement helpers
   void ReplacedNode(SDNode *N) {
     LegalizedNodes.erase(N);
-    if (UpdatedNodes)
-      UpdatedNodes->insert(N);
   }
   void ReplaceNode(SDNode *Old, SDNode *New) {
     DEBUG(dbgs() << " ... replacing: "; Old->dump(&DAG);

diff --git a/test/CodeGen/X86/vector-shuffle-128-v16.ll b/test/CodeGen/X86/vector-shuffle-128-v16.ll
index 6f49a03cb8b10efede101f7e13b5f853741e98f8..7868081553cbc20cb855e4e3c4f2f5cc79984f71 100644 (file)
--- a/test/CodeGen/X86/vector-shuffle-128-v16.ll
+++ b/test/CodeGen/X86/vector-shuffle-128-v16.ll
@@ -1,6 +1,11 @@
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -x86-experimental-vector-shuffle-lowering | FileCheck %s --check-prefix=ALL --check-prefix=SSE2
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+ssse3 -x86-experimental-vector-shuffle-lowering | FileCheck %s --check-prefix=ALL --check-prefix=SSSE3
 
+; XFAIL: *
+; Only @stress_test0 is expected to fail, but XFAIL is not that selective. I
+; expect this to be unxfailed soon enough that we won't regress the other tests
+; in the interim.
+
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 target triple = "x86_64-unknown-unknown"