Migrated several tests from blink to V8 repository.

test/webkit/dfg-branch-logical-not-peephole-around-osr-exit.js

Index: test/webkit/dfg-branch-logical-not-peephole-around-osr-exit.js
diff --git a/test/webkit/concat-while-having-a-bad-time.js b/test/webkit/dfg-branch-logical-not-peephole-around-osr-exit.js
similarity index 75%
copy from test/webkit/concat-while-having-a-bad-time.js
copy to test/webkit/dfg-branch-logical-not-peephole-around-osr-exit.js
index dfda1e08a0b36194b787a44ee12a9693acd8aeaf..ab0215e7b511909f955acf1896c5c97af7e2443c 100644
--- a/test/webkit/concat-while-having-a-bad-time.js
+++ b/test/webkit/dfg-branch-logical-not-peephole-around-osr-exit.js
@@ -22,10 +22,21 @@
 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 description(
-"Tests the behavior of Array.prototype.concat while the array is having a bad time due to one of the elements we are concatenating."
+"Tests that our attempts to do peephole Branch(LogicalNot) optimization doesn't break OSR exit's ability to recover the value of LogicalNot."
 );
 
-Object.defineProperty(Array.prototype, 0, { writable: false });
-shouldBe("[42].concat()", "[42]");
+function foo(a, b, c) {
+    var x = a !== b;
+    var result = a + c;
+    if (x)
+        result++;
+    else
+        result--;
+    return result;
+}
 
+for (var i = 0; i < 200; ++i) {
+    var expected = i + (i == 199 ? 2147483647 : 5) + (i !== 5 ? 1 : -1)
+    shouldBe("foo(i, 5, i == 199 ? 2147483647 : 5)", "" + expected);
+}