Add js-perf-test benchmark for generators.

test/js-perf-test/JSTests.json

Index: test/js-perf-test/JSTests.json
diff --git a/test/js-perf-test/JSTests.json b/test/js-perf-test/JSTests.json
index f8ab3693edd5dc2389f4b11c4fbd7e8fba61e71d..b4cdf6e0d05ceceb71cc957be2ca5863708200ba 100644
--- a/test/js-perf-test/JSTests.json
+++ b/test/js-perf-test/JSTests.json
@@ -9,6 +9,40 @@
   "resources": ["base.js"],
   "tests": [
     {
+      "name": "Generators",
+      "path": ["Generators"],
+      "main": "run.js",
+      "resources": ["generators.js"],
+      "flags": ["--harmony-function-sent"],
+      "results_regexp": "^%s\\-Generators\\(Score\\): (.+)$"

[Michael Achenbach, 2016/06/02 18:59:51]

This is currently failing. A %s makes only sense if you have multiple nested
tests. If not just put the real name there, so that it matches the output, e.g.,
here:
Generators\\-Generators\\(Score\\): (.+)

+    },
+    {
+      "name": "GeneratorsIgnition",
+      "path": ["Generators"],
+      "main": "run.js",
+      "resources": ["generators.js"],
+      "flags": [
+        "--harmony-function-sent",
+        "--ignition",
+        "--ignition-generators"
+      ],
+      "results_regexp": "^%s\\-Generators\\(Score\\): (.+)$"
+    },
+    {
+      "name": "GeneratorsIgnitionTurbofan",
+      "path": ["Generators"],
+      "main": "run.js",
+      "resources": ["generators.js"],
+      "flags": [
+        "--harmony-function-sent",
+        "--ignition",
+        "--ignition-generators",
+        "--turbo",
+        "--turbo-from-bytecode"
+      ],
+      "results_regexp": "^%s\\-Generators\\(Score\\): (.+)$"
+    },
+    {
       "name": "RestParameters",
       "path": ["RestParameters"],
       "main": "run.js",