forked from LeenkxTeam/Kmake
41 lines
980 B
JavaScript
41 lines
980 B
JavaScript
|
// Copyright 2024 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 --turbolev --turbofan
|
||
|
|
// Flags: --no-always-turbofan
|
||
|
|
|
||
|
|
%NeverOptimizeFunction(h);
|
||
|
|
function h(x, d) {
|
||
|
|
if (d == 2) { return f(x, d-1); }
|
||
|
|
if (d == 1) {
|
||
|
|
// Calling `f` with a string as input will trigger an eager deopt of `f`,
|
||
|
|
// which will also trigger a lazy deopt of all instances `f` on the caller
|
||
|
|
// stack.
|
||
|
|
return f("str", d-1);
|
||
|
|
}
|
||
|
|
return x;
|
||
|
|
}
|
||
|
|
|
||
|
|
function g(x, d) {
|
||
|
|
let tmp = x * 12;
|
||
|
|
let v = h(x, d);
|
||
|
|
return tmp + v;
|
||
|
|
}
|
||
|
|
|
||
|
|
function f(x, d) {
|
||
|
|
let a = x + 2;
|
||
|
|
return g(a, d);
|
||
|
|
}
|
||
|
|
|
||
|
|
%PrepareFunctionForOptimization(f);
|
||
|
|
%PrepareFunctionForOptimization(g);
|
||
|
|
assertEquals(572, f(42, 0));
|
||
|
|
assertEquals(572, f(42, 0));
|
||
|
|
|
||
|
|
%OptimizeFunctionOnNextCall(f);
|
||
|
|
assertEquals(572, f(42, 0));
|
||
|
|
assertOptimized(f);
|
||
|
|
assertEquals("528552NaNstr2", f(42, 2));
|
||
|
|
assertUnoptimized(f);
|