9ec29a4428
Add an implementation of BranchIfInt32Compare, which is emitted whenever a compare op is immediately followed by a branch. Bug: v8:7700 Change-Id: I2c56d9de199bac8de33b33201f8614aee8e9894e Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3647693 Reviewed-by: Toon Verwaest <verwaest@chromium.org> Commit-Queue: Leszek Swirski <leszeks@chromium.org> Cr-Commit-Position: refs/heads/main@{#80694}
35 lines
737 B
JavaScript
35 lines
737 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
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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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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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