145 lines
3.6 KiB
Objective-C
145 lines
3.6 KiB
Objective-C
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#import <QuartzCore/QuartzCore.h>
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#import "RCTPerformanceLogger.h"
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#import "RCTRootView.h"
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#import "RCTLog.h"
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#import "RCTProfile.h"
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static int64_t RCTPLData[RCTPLSize][2] = {};
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static NSUInteger RCTPLCookies[RCTPLSize] = {};
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void RCTPerformanceLoggerStart(RCTPLTag tag)
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{
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if (RCTProfileIsProfiling()) {
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NSString *label = RCTPerformanceLoggerLabels()[tag];
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RCTPLCookies[tag] = RCTProfileBeginAsyncEvent(0, label, nil);
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}
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RCTPLData[tag][0] = CACurrentMediaTime() * 1000;
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RCTPLData[tag][1] = 0;
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}
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void RCTPerformanceLoggerEnd(RCTPLTag tag)
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{
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if (RCTPLData[tag][0] != 0 && RCTPLData[tag][1] == 0) {
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RCTPLData[tag][1] = CACurrentMediaTime() * 1000;
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if (RCTProfileIsProfiling()) {
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NSString *label = RCTPerformanceLoggerLabels()[tag];
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RCTProfileEndAsyncEvent(0, @"native", RCTPLCookies[tag], label, @"RCTPerformanceLogger", nil);
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}
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} else {
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RCTLogInfo(@"Unbalanced calls start/end for tag %li", (unsigned long)tag);
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}
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}
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void RCTPerformanceLoggerSet(RCTPLTag tag, int64_t value)
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{
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RCTPLData[tag][0] = 0;
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RCTPLData[tag][1] = value;
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}
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void RCTPerformanceLoggerAdd(RCTPLTag tag, int64_t value)
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{
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RCTPLData[tag][0] = 0;
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RCTPLData[tag][1] += value;
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}
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void RCTPerformanceLoggerAppendStart(RCTPLTag tag)
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{
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RCTPLData[tag][0] = CACurrentMediaTime() * 1000;
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}
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void RCTPerformanceLoggerAppendEnd(RCTPLTag tag)
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{
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if (RCTPLData[tag][0] != 0) {
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RCTPLData[tag][1] += CACurrentMediaTime() * 1000 - RCTPLData[tag][0];
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RCTPLData[tag][0] = 0;
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} else {
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RCTLogInfo(@"Unbalanced calls start/end for tag %li", (unsigned long)tag);
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}
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}
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NSArray<NSNumber *> *RCTPerformanceLoggerOutput(void)
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{
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NSMutableArray *result = [NSMutableArray array];
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for (NSUInteger index = 0; index < RCTPLSize; index++) {
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[result addObject:@(RCTPLData[index][0])];
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[result addObject:@(RCTPLData[index][1])];
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}
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return result;
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}
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NSArray *RCTPerformanceLoggerLabels(void)
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{
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static NSArray *labels;
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static dispatch_once_t token;
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dispatch_once(&token, ^{
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labels = @[
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@"ScriptDownload",
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@"ScriptExecution",
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@"RAMBundleLoad",
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@"RAMStartupCodeSize",
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@"RAMNativeRequires",
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@"RAMNativeRequiresCount",
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@"RAMNativeRequiresSize",
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@"NativeModuleInit",
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@"NativeModuleMainThread",
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@"NativeModulePrepareConfig",
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@"NativeModuleInjectConfig",
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@"NativeModuleMainThreadUsesCount",
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@"JSCExecutorSetup",
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@"BridgeStartup",
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@"RootViewTTI",
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@"BundleSize",
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];
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});
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return labels;
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}
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@interface RCTPerformanceLogger : NSObject <RCTBridgeModule>
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@end
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@implementation RCTPerformanceLogger
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RCT_EXPORT_MODULE()
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@synthesize bridge = _bridge;
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- (void)setBridge:(RCTBridge *)bridge
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{
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_bridge = bridge;
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[[NSNotificationCenter defaultCenter] addObserver:self
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selector:@selector(sendTimespans)
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name:RCTContentDidAppearNotification
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object:nil];
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}
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- (void)dealloc
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{
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[[NSNotificationCenter defaultCenter] removeObserver:self];
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}
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- (void)sendTimespans
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{
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[[NSNotificationCenter defaultCenter] removeObserver:self];
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[_bridge enqueueJSCall:@"PerformanceLogger.addTimespans" args:@[
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RCTPerformanceLoggerOutput(),
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RCTPerformanceLoggerLabels(),
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]];
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}
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@end
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