2c8a4155aa
This adds clearAllBreakPoints functionality (which requires tracking set breakpoints internally), and several script-related functions that rely on runtime functions. BUG=v8:5530 Review-Url: https://codereview.chromium.org/2508853003 Cr-Commit-Position: refs/heads/master@{#41064}
71 lines
2.7 KiB
JavaScript
71 lines
2.7 KiB
JavaScript
// Copyright 2013 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Flags: --concurrent-recompilation --block-concurrent-recompilation
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if (!%IsConcurrentRecompilationSupported()) {
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print("Concurrent recompilation is disabled. Skipping this test.");
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quit();
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}
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Debug = debug.Debug
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function foo() {
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var x = 1;
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return x;
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}
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function bar() {
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var x = 2;
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return x;
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}
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foo();
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%BaselineFunctionOnNextCall(foo);
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foo();
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// Mark and kick off recompilation.
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%OptimizeFunctionOnNextCall(foo, "concurrent");
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foo();
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// Set break points on an unrelated function. This clears both optimized
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// and (shared) unoptimized code on foo, and sets both to lazy-compile builtin.
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// Clear the break point immediately after to deactivate the debugger.
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// Do all of this after compile graph has been created.
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Debug.setListener(function(){});
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Debug.setBreakPoint(bar, 0, 0);
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Debug.clearAllBreakPoints();
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Debug.setListener(null);
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// At this point, concurrent recompilation is still blocked.
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assertUnoptimized(foo, "no sync");
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// Let concurrent recompilation proceed.
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%UnblockConcurrentRecompilation();
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// Install optimized code when concurrent optimization finishes.
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// This needs to be able to deal with shared code being a builtin.
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assertUnoptimized(foo, "sync");
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