Upgrade V8 to 3.1.8.5

2 files changed, 117 insertions, 0 deletions

diff --git a/deps/v8/test/mjsunit/compiler/regress-loadfield.js b/deps/v8/test/mjsunit/compiler/regress-loadfield.js
new file mode 100644
index 0000000000..a202891900
--- /dev/null
+++ b/deps/v8/test/mjsunit/compiler/regress-loadfield.js
@@ -0,0 +1,65 @@
+// Copyright 2011 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.
+
+// Regression test for GVN on field loads.
+
+function bar() {}
+
+// Make sure there is a transition on adding "bar" inobject property.
+var b = new bar();
+b.bar = "bar";
+
+function test(a) {
+  var b = new Array(10);
+  for (var i = 0; i < 10; i++) {
+    b[i] = new bar();
+  }
+
+  for (var i = 0; i < 10; i++) {
+    b[i].bar = a.foo;
+  }
+}
+
+// Create an object with fast backing store properties.
+var a = {};
+a.p1 = "";
+a.p2 = "";
+a.p3 = "";
+a.p4 = "";
+a.p5 = "";
+a.p6 = "";
+a.p7 = "";
+a.p8 = "";
+a.p9 = "";
+a.p10 = "";
+a.p11 = "";
+a.foo = "foo";
+for (var i = 0; i < 100000; i++) {
+ test(a);
+}
+
+test("");
diff --git a/deps/v8/test/mjsunit/regress/regress-lazy-deopt-reloc.js b/deps/v8/test/mjsunit/regress/regress-lazy-deopt-reloc.js
new file mode 100644
index 0000000000..f1fe6d55a6
--- /dev/null
+++ b/deps/v8/test/mjsunit/regress/regress-lazy-deopt-reloc.js
@@ -0,0 +1,52 @@
+// Copyright 2011 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.
+
+// Do not generate debug code since that will space things differently
+// in the generated code.
+// Flags: --allow-natives-syntax --expose-gc --nodebug-code
+
+// Regression test for issue where we did not pad the relocation
+// information enough to have room for lazy deoptimization.
+
+function kaboom() {
+  var a = function () {},
+      b = function () {},
+      c, d = function () { var d = []; },
+      e = function () { var e = {}; };
+    c = function () { d(); b(); };
+    return function (x, y) {
+      c();
+      a();
+      return function f() { }({});
+    };
+}
+
+kaboom();
+
+%DeoptimizeFunction(kaboom);
+
+gc();