6ff3b3703e
... even with ptr-compr. Although full uintptr-sized TypedArrays are not supported yet we may already start using uint32-sized typed arrays as we no longer rely on TypedArray length to be a Smi. Bug: v8:4153 Change-Id: If179541ad4f02c4ec7de9d1f3836138fe526d8a5 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1905847 Commit-Queue: Igor Sheludko <ishell@chromium.org> Reviewed-by: Toon Verwaest <verwaest@chromium.org> Reviewed-by: Jakob Kummerow <jkummerow@chromium.org> Cr-Commit-Position: refs/heads/master@{#64897}
62 lines
2.6 KiB
JavaScript
62 lines
2.6 KiB
JavaScript
// Copyright 2013 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Flags: --nostress-opt --allow-natives-syntax --mock-arraybuffer-allocator
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let kArrayBufferByteLengthLimit = %ArrayBufferMaxByteLength() + 1;
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let kTypedArrayLengthLimit = %TypedArrayMaxLength() + 1;
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// Allocate the largest ArrayBuffer we can on this architecture.
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let ab = new ArrayBuffer(kArrayBufferByteLengthLimit - 1);
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function TestArray(constr, elementSize) {
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assertEquals(kArrayBufferByteLengthLimit % elementSize, 0);
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let bufferSizeLength = kArrayBufferByteLengthLimit / elementSize;
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let minUnallocatableSize =
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kTypedArrayLengthLimit < bufferSizeLength
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? kTypedArrayLengthLimit
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: bufferSizeLength;
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assertThrows(function() {
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new constr(ab, 0, minUnallocatableSize);
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}, RangeError);
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// This one must succeed.
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new constr(ab, 0, minUnallocatableSize - 1);
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}
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TestArray(Uint8Array, 1);
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TestArray(Int8Array, 1);
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TestArray(Uint16Array, 2);
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TestArray(Int16Array, 2);
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TestArray(Uint32Array, 4);
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TestArray(Int32Array, 4);
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TestArray(Float32Array, 4);
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TestArray(Float64Array, 8);
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TestArray(Uint8ClampedArray, 1);
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