Add a !regmatch operator to do pattern matching in TableGen.

llvm-svn: 73074

1 files changed, 11 insertions, 0 deletions

diff --git a/llvm/test/TableGen/regmatch.td b/llvm/test/TableGen/regmatch.td
new file mode 100644
index 00000000000..3eb35df41c3
--- /dev/null
+++ b/llvm/test/TableGen/regmatch.td
@@ -0,0 +1,11 @@
+// RUN: tblgen %s | grep {Match1 = 1} | count 1
+// RUN: tblgen %s | grep {Match2 = 1} | count 1
+
+class Foo<string v> {
+      string Value = v;
+      int Match1 = !regmatch(".*ps$", v);
+      int Match2 = !regmatch(".*pd$", v);
+}
+
+def Bar : Foo<"addps">;
+def Baz : Foo<"addpd">;