31a3cfbc10
BUG=v8:8801 Change-Id: I9d9d9824c6c9ad0176bbfd3723da1b578b17c256 Reviewed-on: https://chromium-review.googlesource.com/c/1495555 Commit-Queue: Ross McIlroy <rmcilroy@chromium.org> Reviewed-by: Mythri Alle <mythria@chromium.org> Cr-Commit-Position: refs/heads/master@{#60001}
84 lines
2.2 KiB
JavaScript
84 lines
2.2 KiB
JavaScript
// Copyright 2018 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 --opt
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// Test Math.imul() with no inputs.
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(function() {
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function foo() { return Math.imul(); }
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%PrepareFunctionForOptimization(foo);
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assertEquals(0, foo());
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assertEquals(0, foo());
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo());
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})();
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// Test Math.imul() with only one input.
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(function() {
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function foo(x) { return Math.imul(x); }
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%PrepareFunctionForOptimization(foo);
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assertEquals(0, foo(1));
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assertEquals(0, foo(2));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo(3));
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})();
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// Test Math.imul() with wrong types.
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(function() {
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function foo(x, y) { return Math.imul(x, y); }
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%PrepareFunctionForOptimization(foo);
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assertEquals(0, foo(null, 1));
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assertEquals(0, foo(2, undefined));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo(null, 1));
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assertEquals(0, foo(2, undefined));
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%PrepareFunctionForOptimization(foo);
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo(null, 1));
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assertEquals(0, foo(2, undefined));
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assertOptimized(foo);
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})();
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// Test Math.imul() with signed integers (statically known).
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(function() {
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function foo(x, y) { return Math.imul(x|0, y|0); }
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%PrepareFunctionForOptimization(foo);
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assertEquals(1, foo(1, 1));
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assertEquals(2, foo(2, 1));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(1, foo(1, 1));
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assertEquals(2, foo(2, 1));
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assertOptimized(foo);
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})();
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// Test Math.imul() with unsigned integers (statically known).
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(function() {
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function foo(x, y) { return Math.imul(x>>>0, y>>>0); }
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%PrepareFunctionForOptimization(foo);
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assertEquals(1, foo(1, 1));
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assertEquals(2, foo(2, 1));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(1, foo(1, 1));
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assertEquals(2, foo(2, 1));
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assertOptimized(foo);
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})();
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// Test Math.imul() with floating-point numbers.
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(function() {
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function foo(x, y) { return Math.imul(x, y); }
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%PrepareFunctionForOptimization(foo);
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assertEquals(1, foo(1.1, 1.1));
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assertEquals(2, foo(2.1, 1.1));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(1, foo(1.1, 1.1));
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assertEquals(2, foo(2.1, 1.1));
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assertOptimized(foo);
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})();
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