New testcase

llvm-svn: 7575

1 files changed, 18 insertions, 0 deletions

diff --git a/llvm/test/Regression/TableGen/Tree.td b/llvm/test/Regression/TableGen/Tree.td
new file mode 100644
index 00000000000..f9f1f15139d
--- /dev/null
+++ b/llvm/test/Regression/TableGen/Tree.td
@@ -0,0 +1,18 @@
+// This tests to make sure we can parse tree patterns.
+// RUN: tblgen %s
+
+class TreeNode;
+class RegisterClass;
+
+def set  : TreeNode;
+def plus : TreeNode;
+def imm  : TreeNode;
+def R32  : RegisterClass;
+
+class Inst<dag T> {
+  dag Pattern = T;
+}
+
+def ADDrr32 : Inst<(set R32, (plus R32, R32))>;  // a = b + c
+def ADDri32 : Inst<(set R32, (plus R32, imm))>;  // a = b + imm
+