fa7460adbc
We eagerly inserted Int32Mul for Math.imul during builtin lowering and messed up with the types, which confused the representation selection. This adds a proper NumberImul operator, and fixes the builtin reducer to do the right thing according to the spec. R=mstarzinger@chromium.org BUG=v8:5006 LOG=n Review-Url: https://codereview.chromium.org/1971163002 Cr-Commit-Position: refs/heads/master@{#36219}
12 lines
327 B
JavaScript
12 lines
327 B
JavaScript
// Copyright 2016 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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function foo(x) { return Math.imul(x|0, 2); }
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print(foo(1));
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print(foo(1));
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%OptimizeFunctionOnNextCall(foo);
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print(foo(1));
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