Fix wrong bailout id in polymorphic stores.

test/mjsunit/regress/poly_count_operation.js

+// Copyright 2013 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (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
+
+var o1 = {x:1};
+var o2 = {};
+var deopt_getter = false;
+var deopt_setter = false;
+
+function f_mono(o) {
+  return 5 + o.x++;
+}
+
+var to_deopt = f_mono;
+
+var v = 1;
+var g = 0;
+var s = 0;
+
+Object.defineProperty(o2, "x",
+    {get:function() {
+       g++;
+       if (deopt_getter) {
+         deopt_getter = false;
+         %DeoptimizeFunction(to_deopt);
+       }
+       return v;
+     },
+     set:function(new_v) {
+       v = new_v;
+       s++;
+       if (deopt_setter) {
+         deopt_setter = false;
+         %DeoptimizeFunction(to_deopt);
+       }
+     }});
+
+assertEquals(6, f_mono(o2));
+assertEquals(1, g);
+assertEquals(1, s);
+assertEquals(7, f_mono(o2));
+assertEquals(2, g);
+assertEquals(2, s);
+%OptimizeFunctionOnNextCall(f_mono);
+deopt_setter = true;
+assertEquals(8, f_mono(o2));
+assertEquals(3, g);
+assertEquals(3, s);
+
+function f_poly(o) {
+  return 5 + o.x++;
+}
+
+v = 1;
+to_deopt = f_poly;
+
+f_poly(o1);
+f_poly(o1);
+assertEquals(6, f_poly(o2));
+assertEquals(4, g);
+assertEquals(4, s);
+assertEquals(7, f_poly(o2));
+assertEquals(5, g);
+assertEquals(5, s);
+%OptimizeFunctionOnNextCall(f_poly);
+deopt_setter = true;
+assertEquals(8, f_poly(o2));
+assertEquals(6, g);
+assertEquals(6, s);
+
+%OptimizeFunctionOnNextCall(f_poly);
+v = undefined;
+assertEquals(NaN, f_poly(o2));
+assertEquals(7, g);
+assertEquals(7, s);
+
+function f_pre(o) {
+  return 5 + ++o.x;
+}
+
+v = 1;
+to_deopt = f_pre;
+
+f_pre(o1);
+f_pre(o1);
+assertEquals(7, f_pre(o2));
+assertEquals(8, g);
+assertEquals(8, s);
+assertEquals(8, f_pre(o2));
+assertEquals(9, g);
+assertEquals(9, s);
+%OptimizeFunctionOnNextCall(f_pre);
+deopt_setter = true;
+assertEquals(9, f_pre(o2));
+assertEquals(10, g);
+assertEquals(10, s);
+
+%OptimizeFunctionOnNextCall(f_pre);
+v = undefined;
+assertEquals(NaN, f_pre(o2));
+assertEquals(11, g);
+assertEquals(11, s);
+
+
+function f_get(o) {
+  return 5 + o.x++;
+}
+
+v = 1;
+to_deopt = f_get;
+
+f_get(o1);
+f_get(o1);
+assertEquals(6, f_get(o2));
+assertEquals(12, g);
+assertEquals(12, s);
+assertEquals(7, f_get(o2));
+assertEquals(13, g);
+assertEquals(13, s);
+%OptimizeFunctionOnNextCall(f_get);
+deopt_getter = true;
+assertEquals(8, f_get(o2));
+assertEquals(14, g);
+assertEquals(14, s);
+
+%OptimizeFunctionOnNextCall(f_get);
+v = undefined;
+assertEquals(NaN, f_get(o2));
+assertEquals(15, g);
+assertEquals(15, s);