v8/test/mjsunit/asm/int32-tmod.js
bmeurer@chromium.org 5c1f7b5aa1 [turbofan] Optimize Int32Mod by power-of-two.
TEST=mjsunit/asm/int32-tmod,unittests
R=dcarney@chromium.org

Review URL: https://codereview.chromium.org/649083005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24554 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-10-13 11:09:32 +00:00

39 lines
876 B
JavaScript

// 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.
function Module(stdlib, foreign, heap) {
"use asm";
function f0(i) {
i = i|0;
return i % 2 | 0;
}
function f1(i) {
i = i|0;
return i % 3 | 0;
}
function f2(i) {
i = i|0;
return i % 9 | 0;
}
function f3(i) {
i = i|0;
return i % 1024 | 0;
}
function f4(i) {
i = i|0;
return i % 3333339 | 0;
}
return { f0: f0, f1: f1, f2: f2, f3: f3, f4: f4 };
}
var m = Module(this, {}, new ArrayBuffer(1024));
for (var i = -2147483648; i < 2147483648; i += 3999773) {
assertEquals(i % 2 | 0, m.f0(i));
assertEquals(i % 3 | 0, m.f1(i));
assertEquals(i % 9 | 0, m.f2(i));
assertEquals(i % 1024 | 0, m.f3(i));
assertEquals(i % 3333339 | 0, m.f4(i));
}