e3e8ea5d65
To be consistent with the all the other tiers and avoid confusion, we rename --opt to ---turbofan, and --always-opt to --always-turbofan. Change-Id: Ie23dc8282b3fb4cf2fbf73b6c3d5264de5d09718 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3610431 Reviewed-by: Leszek Swirski <leszeks@chromium.org> Commit-Queue: Camillo Bruni <cbruni@chromium.org> Reviewed-by: Jakob Linke <jgruber@chromium.org> Cr-Commit-Position: refs/heads/main@{#80336}
147 lines
4.1 KiB
JavaScript
147 lines
4.1 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 --turbofan --turbo-inlining --no-assert-types
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// Test that SpeculativeNumberEqual[SignedSmall] properly passes the
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// kIdentifyZeros truncation.
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(function() {
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function foo(x, y) {
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if (x * y === 0) return 0;
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return 1;
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(0, foo(0, 1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo(0, 1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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assertOptimized(foo);
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// Even if x*y produces -0 now, it should stay optimized.
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assertEquals(0, foo(-3, 0));
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assertEquals(0, foo(0, -3));
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assertOptimized(foo);
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})();
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// Test that SpeculativeNumberEqual[Number] properly passes the
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// kIdentifyZeros truncation.
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(function() {
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// Produce a SpeculativeNumberEqual with Number feedback.
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function foo(x, y) {
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if (x * y === -0) return 0;
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return 1;
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(0, foo(0, 1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo(0, 1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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assertOptimized(foo);
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// Even if x*y produces -0 now, it should stay optimized.
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assertEquals(0, foo(-3, 0));
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assertEquals(0, foo(0, -3));
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assertOptimized(foo);
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})();
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// Test that SpeculativeNumberLessThan[SignedSmall] properly passes the
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// kIdentifyZeros truncation.
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(function() {
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function foo(x, y) {
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if (x * y < 0) return 0;
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return 1;
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(0, foo(1, -1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo(1, -1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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assertOptimized(foo);
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// Even if x*y produces -0 now, it should stay optimized.
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assertEquals(1, foo(-3, 0));
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assertEquals(1, foo(0, -3));
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assertOptimized(foo);
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})();
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// Test that SpeculativeNumberLessThan[Number] properly passes the
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// kIdentifyZeros truncation.
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(function() {
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// Produce a SpeculativeNumberLessThan with Number feedback.
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function foo(x, y) {
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if (x * y < -0) return 0;
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return 1;
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(0, foo(1, -1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo(1, -1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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assertOptimized(foo);
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// Even if x*y produces -0 now, it should stay optimized.
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assertEquals(1, foo(-3, 0));
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assertEquals(1, foo(0, -3));
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assertOptimized(foo);
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})();
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// Test that SpeculativeNumberLessThanOrEqual[SignedSmall] properly passes the
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// kIdentifyZeros truncation.
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(function() {
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function foo(x, y) {
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if (x * y <= 0) return 0;
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return 1;
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(0, foo(0, 1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo(0, 1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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assertOptimized(foo);
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// Even if x*y produces -0 now, it should stay optimized.
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assertEquals(0, foo(-3, 0));
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assertEquals(0, foo(0, -3));
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assertOptimized(foo);
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})();
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// Test that SpeculativeNumberLessThanOrEqual[Number] properly passes the
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// kIdentifyZeros truncation.
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(function() {
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// Produce a SpeculativeNumberLessThanOrEqual with Number feedback.
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function foo(x, y) {
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if (x * y <= -0) return 0;
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return 1;
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(0, foo(0, 1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo(0, 1));
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assertEquals(1, foo(1, 1));
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assertEquals(1, foo(1, 2));
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assertOptimized(foo);
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// Even if x*y produces -0 now, it should stay optimized.
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assertEquals(0, foo(-3, 0));
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assertEquals(0, foo(0, -3));
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assertOptimized(foo);
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})();
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