Node arguments to type casts can have names too. This code

needs to be majorly refactored, but this spot bugfix allows
things like:

 def vmrghw_shuffle : PatFrag<(ops node:$lhs, node:$rhs),
                             (vector_shuffle (v4i32 node:$lhs), node:$rhs), [{
...

llvm-svn: 97952

1 files changed, 8 insertions, 0 deletions

diff --git a/llvm/utils/TableGen/CodeGenDAGPatterns.cpp b/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
index ce737bf3d34..e793333eef5 100644
--- a/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
+++ b/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
@@ -1238,6 +1238,14 @@ TreePatternNode *TreePattern::ParseTreePattern(DagInit *Dag) {
                                 std::vector<std::pair<Init*, std::string> >()));
         return ParseTreePattern(Dag);
       }
+      
+      // Input argument?
+      if (R->getName() == "node") {
+        if (Dag->getArgName(0).empty())
+          error("'node' argument requires a name to match with operand list");
+        Args.push_back(Dag->getArgName(0));
+      }
+      
       New = new TreePatternNode(DI);
     } else if (DagInit *DI = dynamic_cast<DagInit*>(Arg)) {
       New = ParseTreePattern(DI);