Update V8 to version 4.1.0.21
This is a cherry-pick of all commits up to and including the
4.1.0.21 cherry-pick in Chromium.
Original commit message:
Version 4.1.0.21 (cherry-pick)
Merged 206e9136bde0f2b5ae8cb77afbb1e7833e5bd412
Unlink pages from the space page list after evacuation.
BUG=430201
LOG=N
R=jkummerow@chromium.org
Review URL: https://codereview.chromium.org/953813002
Cr-Commit-Position: refs/branch-heads/4.1@{#22}
Cr-Branched-From: 2e08d2a7aa9d65d269d8c57aba82eb38a8cb0a18-refs/heads/candidates@{#25353}
---
FPIIM-449
Change-Id: I8c23c7bbb70772b4858fe8a47b64fa97ee0d1f8c
diff --git a/test/mjsunit/asm/uint32div.js b/test/mjsunit/asm/uint32div.js
new file mode 100644
index 0000000..dcbb73b
--- /dev/null
+++ b/test/mjsunit/asm/uint32div.js
@@ -0,0 +1,45 @@
+// Copyright 2014 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+var stdlib = {};
+var foreign = {};
+var heap = new ArrayBuffer(64 * 1024);
+
+function Uint32Div(divisor) {
+ var name = "div_";
+ name += divisor;
+ var m = eval("function Module(stdlib, foreign, heap) {\n"
+ + " \"use asm\";\n"
+ + " function " + name + "(dividend) {\n"
+ + " return ((dividend >>> 0) / " + divisor + ") >>> 0;\n"
+ + " }\n"
+ + " return { f: " + name + "}\n"
+ + "}; Module");
+ return m(stdlib, foreign, heap).f;
+}
+
+var divisors = [0, 1, 3, 4, 10, 42, 64, 100, 1024, 2147483647, 4294967295];
+for (var i in divisors) {
+ var divisor = divisors[i];
+ var div = Uint32Div(divisor);
+ for (var dividend = 0; dividend < 4294967296; dividend += 3999773) {
+ assertEquals((dividend / divisor) >>> 0, div(dividend));
+ }
+}
+
+var div = (function(stdlib, foreign, heap) {
+ "use asm";
+ function div(dividend, divisor) {
+ return (dividend >>> 0) / (divisor >>> 0) | 0;
+ }
+ return {div: div};
+})(stdlib, foreign, heap).div;
+
+for (var i in divisors) {
+ var divisor = divisors[i];
+ for (var dividend = 0; dividend < 4294967296; dividend += 3999773) {
+ assertEquals((dividend >>> 0) / (divisor >>> 0) | 0,
+ div(dividend, divisor));
+ }
+}