[js-perf-test] Add RegExp microbenchmarks

test/js-perf-test/RegExp/base_match.js

Index: test/js-perf-test/RegExp/base_match.js
diff --git a/test/js-perf-test/RegExp/base_match.js b/test/js-perf-test/RegExp/base_match.js
new file mode 100644
index 0000000000000000000000000000000000000000..fd673beca7d05d7f37167b6302ca9192ad479c5f
--- /dev/null
+++ b/test/js-perf-test/RegExp/base_match.js
@@ -0,0 +1,32 @@
+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+load("base.js");
+
+var str;
+var re;
+
+function SimpleMatch() {
+  str.match(re);
+}
+
+function Match1Setup() {
+  re = /[Cz]/;
+  str = createHaystack();
+}
+
+function Match2Setup() {
+  re = /[Cz]/g;
+  str = createHaystack();
+}
+
+function Match3Setup() {
+  re = /[cZ]/;  // Not found.
+  str = createHaystack();
+}
+
+var benchmarks = [ [SimpleMatch, Match1Setup],
+                   [SimpleMatch, Match2Setup],
+                   [SimpleMatch, Match3Setup],
+                 ];