[turbofan] Deopt support for escape analysis

test/mjsunit/compiler/escape-analysis-deopt-4.js

Index: test/mjsunit/compiler/escape-analysis-deopt-4.js
diff --git a/test/mjsunit/regress/regress-299979.js b/test/mjsunit/compiler/escape-analysis-deopt-4.js
similarity index 72%
copy from test/mjsunit/regress/regress-299979.js
copy to test/mjsunit/compiler/escape-analysis-deopt-4.js
index 0afbcb35717f4c60f62d8cd8442ab164ec93246b..c80765706c589794b0ca7270a36baf847af548c8 100644
--- a/test/mjsunit/regress/regress-299979.js
+++ b/test/mjsunit/compiler/escape-analysis-deopt-4.js
@@ -25,10 +25,33 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+// Flags: --allow-natives-syntax --turbo-escape
 
-(function(){
+// Test deoptimization with captured objects in local variables.
+(function testDeoptLocal() {
   "use strict";
-  var list = Object.freeze([1, 2, 3]);
-  assertThrows(function() { list.unshift(4); }, TypeError);
-  assertThrows(function() { list.shift(); }, TypeError);
+  function constructor1() {
+    this.x=1;
+    this.y=2;
+    this.z=3;
+  }
+  function constructor2(x) {
+    this.a=x;
+    this.b=4;
+  }
+  function func() {
+    var o1 = new constructor1();
+    var o2 = new constructor2(o1);
+    o1.x = o1;
+    %DeoptimizeNow();
+    assertEquals(o1, o1.x);
+    assertEquals(2, o1.y);
+    assertEquals(3, o1.z);
+    assertEquals(o1, o2.a);
+    assertEquals(4, o2.b);
+  }
+  func();
+  func();
+  %OptimizeFunctionOnNextCall(func);
+  func();
 })();