9f902b7483
... to reduce compilation overhead on the main thread for OSR Bug: v8:12161 Change-Id: I54ca5fa6201405daf92dac9cf51d5de4b46577b3 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3369361 Reviewed-by: Jakob Gruber <jgruber@chromium.org> Reviewed-by: Leszek Swirski <leszeks@chromium.org> Commit-Queue: Fanchen Kong <fanchen.kong@intel.com> Cr-Commit-Position: refs/heads/main@{#79188}
67 lines
1.5 KiB
JavaScript
67 lines
1.5 KiB
JavaScript
// Copyright 2015 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 --use-osr
|
|
|
|
function mod() {
|
|
function f0() {
|
|
for (var i = 0; i < 4; i = i + 1 | 0) {
|
|
%OptimizeOsr(0, "concurrent");
|
|
%PrepareFunctionForOptimization(f0);
|
|
}
|
|
return {blah: i};
|
|
}
|
|
%PrepareFunctionForOptimization(f0);
|
|
|
|
function f1(a) {
|
|
for (var i = 0; i < 4; i = i + 1 | 0) {
|
|
%OptimizeOsr(0, "concurrent");
|
|
%PrepareFunctionForOptimization(f1);
|
|
}
|
|
return {blah: i};
|
|
}
|
|
%PrepareFunctionForOptimization(f1);
|
|
|
|
function f2(a,b) {
|
|
for (var i = 0; i < 4; i = i + 1 | 0) {
|
|
%OptimizeOsr(0, "concurrent");
|
|
%PrepareFunctionForOptimization(f2);
|
|
}
|
|
return {blah: i};
|
|
}
|
|
%PrepareFunctionForOptimization(f2);
|
|
|
|
function f3(a,b,c) {
|
|
for (var i = 0; i < 4; i = i + 1 | 0) {
|
|
%OptimizeOsr(0, "concurrent");
|
|
%PrepareFunctionForOptimization(f3);
|
|
}
|
|
return {blah: i};
|
|
}
|
|
%PrepareFunctionForOptimization(f3);
|
|
|
|
function f4(a,b,c,d) {
|
|
for (var i = 0; i < 4; i = i + 1 | 0) {
|
|
%OptimizeOsr(0, "concurrent");
|
|
%PrepareFunctionForOptimization(f4);
|
|
}
|
|
return {blah: i};
|
|
}
|
|
%PrepareFunctionForOptimization(f4);
|
|
|
|
function bar() {
|
|
assertEquals(4, f0().blah);
|
|
assertEquals(4, f1(1).blah);
|
|
assertEquals(4, f2(1,2).blah);
|
|
assertEquals(4, f3(1,2,3).blah);
|
|
assertEquals(4, f4(1,2,3,4).blah);
|
|
}
|
|
bar();
|
|
}
|
|
|
|
|
|
mod();
|
|
mod();
|
|
mod();
|