v8/test/mjsunit/asm/float32array-outofbounds.js
clemensh be1a5f7551 [asm] Fix lots of invalid asm.js tests
I identified lots of asm.js tests that are actually not valid according
to the spec, hence they execute in default-javascript-mode.
This CL fixes most of them by adding additional type annotations.

The atomic tests are totally non-spec-compliant by expecting a fourth
argument, and infinite-loops-taken expects a function-type parameter,
so I did not fix those.
I also did not fix the regression tests.

R=titzer@chromium.org, bradnelson@chromium.org
BUG=v8:4203

Review-Url: https://codereview.chromium.org/2663243002
Cr-Commit-Position: refs/heads/master@{#43179}
2017-02-14 09:26:52 +00:00

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694 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";
var MEM32 = new stdlib.Float32Array(heap);
function load(i) {
i = i|0;
return +MEM32[i >> 2];
}
function store(i, v) {
i = i|0;
v = +v;
MEM32[i >> 2] = v;
}
return { load: load, store: store };
}
var m = Module(this, {}, new ArrayBuffer(4));
m.store(0, 42.0);
for (var i = 1; i < 64; ++i) {
m.store(i * 4 * 32 * 1024, i);
}
assertEquals(42.0, m.load(0));
for (var i = 1; i < 64; ++i) {
assertEquals(NaN, m.load(i * 4 * 32 * 1024));
}