v8/test/mjsunit/tools/compiler-trace-flags.js
Mathias Bynens c6a16c10dd [test] Add %PrepareForOptimization to even more tests
With bytecode flushing and lazy feedback allocation, we need to call
%PrepareForOptimization before we call %OptimizeFunctionOnNextCall,
ideally after declaring the function.

Bug: v8:8801, v8:8394, v8:9183
Change-Id: I3fb257282a30f6526a376a3afdedb44786320d34
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1648255
Commit-Queue: Mathias Bynens <mathias@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62119}
2019-06-12 14:40:14 +00:00

24 lines
735 B
JavaScript

// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax --trace-turbo --trace-turbo-graph
// Flags: --trace-turbo-cfg-file=test/mjsunit/tools/turbo.cfg
// Flags: --trace-turbo-path=test/mjsunit/tools
// Only trace the "add" function:
// Flags: --trace-turbo-filter=add
// The idea behind this test is to make sure we do not crash when using the
// --trace-turbo flag given different sort of inputs.
(function testOptimizedJS() {
function add(a, b) {
return a + b;
};
%PrepareFunctionForOptimization(add);
add(21, 21);
%OptimizeFunctionOnNextCall(add);
add(20, 22);
})();