d9bcc067ca
Test regress-694088.js is adapted for execution on big endian platforms. TEST=test/mjsunit/compiler/regress-694088.js BUG= Review-Url: https://codereview.chromium.org/2739403002 Cr-Commit-Position: refs/heads/master@{#43746}
47 lines
1006 B
JavaScript
47 lines
1006 B
JavaScript
// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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function is_little_endian() {
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var buffer = new ArrayBuffer(4);
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HEAP32 = new Int32Array(buffer);
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HEAPU8 = new Uint8Array(buffer);
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HEAP32[0] = 255;
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if (HEAPU8[0] === 255 && HEAPU8[3] === 0)
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return true;
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else
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return false;
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}
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(function () {
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var buffer = new ArrayBuffer(8);
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var i32 = new Int32Array(buffer);
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var f64 = new Float64Array(buffer);
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function foo() {
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f64[0] = 1;
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var x = f64[0];
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if (is_little_endian())
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return i32[0];
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else
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return i32[1];
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}
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assertEquals(0, foo());
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})();
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(function () {
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var buffer = new ArrayBuffer(8);
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var i16 = new Int16Array(buffer);
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var i32 = new Int32Array(buffer);
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function foo() {
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i32[0] = 0x20001;
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var x = i32[0];
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if (is_little_endian())
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return i16[0];
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else
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return i16[1];
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}
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assertEquals(1, foo());
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})();
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