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https://github.com/darlinghq/darling-bmalloc.git
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80 lines
3.0 KiB
Plaintext
80 lines
3.0 KiB
Plaintext
/*
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* Copyright (C) 2018 Apple Inc. All rights reserved.
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*
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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
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* are met:
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* 1. 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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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* 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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*/
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#import "ProcessCheck.h"
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#import <Foundation/Foundation.h>
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#import <mutex>
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namespace bmalloc {
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#if !BPLATFORM(WATCHOS)
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bool gigacageEnabledForProcess()
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{
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// Note that this function is only called once.
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// If we wanted to make it efficient to call more than once, we could memoize the result in a global boolean.
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NSString *appName = [[NSBundle mainBundle] bundleIdentifier];
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if (appName) {
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bool isWebProcess = [appName hasPrefix:@"com.apple.WebKit.WebContent"];
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return isWebProcess;
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}
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NSString *processName = [[NSProcessInfo processInfo] processName];
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bool isOptInBinary = [processName isEqualToString:@"jsc"]
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|| [processName isEqualToString:@"DumpRenderTree"]
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|| [processName isEqualToString:@"wasm"]
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|| [processName hasPrefix:@"test"]
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|| [processName hasPrefix:@"Test"];
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return isOptInBinary;
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}
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#endif // !BPLATFORM(WATCHOS)
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#if BPLATFORM(IOS_FAMILY)
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bool shouldProcessUnconditionallyUseBmalloc()
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{
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static bool result;
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static std::once_flag onceFlag;
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std::call_once(onceFlag, [&] () {
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if (NSString *appName = [[NSBundle mainBundle] bundleIdentifier]) {
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auto contains = [&] (NSString *string) {
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return [appName rangeOfString:string options:NSCaseInsensitiveSearch].location != NSNotFound;
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};
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result = contains(@"com.apple.WebKit") || contains(@"safari");
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} else {
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NSString *processName = [[NSProcessInfo processInfo] processName];
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result = [processName isEqualToString:@"jsc"]
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|| [processName isEqualToString:@"wasm"]
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|| [processName hasPrefix:@"test"];
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}
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});
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return result;
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}
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#endif // BPLATFORM(IOS_FAMILY)
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}
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