[llvm-commits] [llvm] r97952 - /llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp

[Chris Lattner]

Author: lattner
Date: Mon Mar  8 12:36:19 2010
New Revision: 97952

URL: http://llvm.org/viewvc/llvm-project?rev=97952&view=rev
Log:
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), [{
...


Modified:
    llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp

Modified: llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp?rev=97952&r1=97951&r2=97952&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp (original)
+++ llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp Mon Mar  8 12:36:19 2010
@@ -1238,6 +1238,14 @@
                                 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);