0381acf7b3
Also fix mjsunit/regress/regress-undefined-nan to ensure that we are testing transfer via xmm registers by forcing the transfer to be in an optimized function. BUG=v8:3839 LOG=n R=jkummerow@chromium.org Review URL: https://codereview.chromium.org/863153002 Cr-Commit-Position: refs/heads/master@{#26213}
33 lines
818 B
JavaScript
33 lines
818 B
JavaScript
// Copyright 2015 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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// Flags: --allow-natives-syntax
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var ab = new ArrayBuffer(8);
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var i_view = new Int32Array(ab);
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i_view[0] = 0xFFF7FFFF;
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i_view[1] = 0xFFF7FFFF;
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var f_view = new Float64Array(ab);
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var fixed_double_elements = new Float64Array(1);
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fixed_double_elements[0] = f_view[0];
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function A(src) { this.x = src[0]; }
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new A(fixed_double_elements);
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new A(fixed_double_elements);
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%OptimizeFunctionOnNextCall(A);
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var obj = new A(fixed_double_elements);
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function move_x(dst, obj) { dst[0] = obj.x; }
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var doubles = [0.5];
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move_x(doubles, obj);
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move_x(doubles, obj);
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%OptimizeFunctionOnNextCall(move_x);
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move_x(doubles, obj);
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assertTrue(doubles[0] !== undefined);
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