v8/test/mjsunit/code-coverage-block-noopt.js
Ross McIlroy d37d767b92 [Test] Add --stress-flush-bytecode to gc-stress tester.
Also disables --stress-flush-bytecode on some mjsunit tests which fail
when bytecode flushing is stressed due to test invariants.

Bug=v8:8395

Change-Id: If627910214b3c266e7776340ba182829148e8289
Reviewed-on: https://chromium-review.googlesource.com/c/1372071
Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58230}
2018-12-13 18:37:56 +00:00

44 lines
1.4 KiB
JavaScript

// Copyright 2017 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 --no-always-opt --no-stress-flush-bytecode
// Flags: --no-opt
// Files: test/mjsunit/code-coverage-utils.js
%DebugToggleBlockCoverage(true);
TestCoverage(
"optimized and inlined functions",
`
function g() { if (true) nop(); } // 0000
function f() { g(); g(); } // 0050
f(); f(); %OptimizeFunctionOnNextCall(f); // 0100
f(); f(); f(); f(); f(); f(); // 0150
`,
[{"start":0,"end":199,"count":1},
{"start":0,"end":33,"count":16},
{"start":50,"end":76,"count":8}]
);
// In contrast to the corresponding test in -opt.js, f is not optimized here
// and therefore reports its invocation count correctly.
TestCoverage("Partial coverage collection",
`
!function() { // 0000
function f(x) { // 0050
if (x) { nop(); } else { nop(); } // 0100
} // 0150
f(true); f(true); // 0200
%OptimizeFunctionOnNextCall(f); // 0250
%DebugCollectCoverage(); // 0300
f(false); // 0350
}(); // 0400
`,
[{"start":52,"end":153,"count":1},
{"start":111,"end":121,"count":0}]
);
%DebugToggleBlockCoverage(false);