c4301c0489
- Rename TryBuildCompareOperationBranch to TryBuildCompareOperation - Add CheckedInternalizedString conversion Node that checks for string inputs and extracts internalised Strings from ThinStrings - Add BranchIfReferenceCompare Node - Add runtime functions to create internalised and thin Strings - Add deopt check to test/mjsunit/maglev/int32-branch.js Bug: v8:7700 Change-Id: I0073c24fad9e3231c985153cd27b0b8fe6ee56f0 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3664498 Reviewed-by: Leszek Swirski <leszeks@chromium.org> Commit-Queue: Camillo Bruni <cbruni@chromium.org> Cr-Commit-Position: refs/heads/main@{#81361}
43 lines
998 B
JavaScript
43 lines
998 B
JavaScript
// Copyright 2022 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 --maglev --no-stress-opt --no-always-turbofan
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function foo(x,y) {
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if (x < y) {
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return 42;
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}
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return 24;
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(42, foo(1,2));
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assertEquals(24, foo(6,2));
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%OptimizeMaglevOnNextCall(foo);
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assertEquals(42, foo(1,2));
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assertEquals(24, foo(6,2));
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assertTrue(isMaglevved(foo));
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assertEquals(42, foo(1.1, 2.2));
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assertEquals(24, foo(6.6, 2.2));
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assertUnoptimized(foo);
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function bar(x,y) {
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if (!(x >= y)) {
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return 42;
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}
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return 24;
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}
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%PrepareFunctionForOptimization(bar);
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assertEquals(42, bar(1,2));
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assertEquals(24, bar(6,2));
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%OptimizeMaglevOnNextCall(bar);
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assertEquals(42, bar(1,2));
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assertEquals(24, bar(6,2));
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assertTrue(isMaglevved(bar));
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assertEquals(42, bar(1.1, 2.2));
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assertEquals(24, bar(6.6, 2.2));
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assertUnoptimized(bar);
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