first commit

node_modules/react-native/ReactCommon/react/nativemodule/cputime/CMakeLists.txt

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+# Copyright (c) Meta Platforms, Inc. and affiliates.
+#
+# This source code is licensed under the MIT license found in the
+# LICENSE file in the root directory of this source tree.
+
+cmake_minimum_required(VERSION 3.13)
+set(CMAKE_VERBOSE_MAKEFILE on)
+
+include(${REACT_COMMON_DIR}/cmake-utils/react-native-flags.cmake)
+
+file(GLOB react_nativemodule_cpu_SRC CONFIGURE_DEPENDS *.cpp)
+add_library(react_nativemodule_cpu OBJECT ${react_nativemodule_cpu_SRC})
+
+target_include_directories(react_nativemodule_cpu PUBLIC ${REACT_COMMON_DIR})
+
+target_link_libraries(react_nativemodule_cpu
+        react_codegen_rncore
+)
+target_compile_reactnative_options(react_nativemodule_cpu PRIVATE)
+target_compile_options(react_nativemodule_cpu PRIVATE -Wpedantic)

node_modules/react-native/ReactCommon/react/nativemodule/cputime/CPUTime.h

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#if defined USE_POSIX_TIME
+#include <time.h>
+#elif defined __MACH__
+#include <mach/mach_time.h>
+#else
+#include <chrono>
+#endif
+
+#ifdef USE_POSIX_TIME
+
+namespace {
+const double NANOSECONDS_IN_A_SECOND = 1000000000;
+} // namespace
+
+#endif
+
+#ifdef __MACH__
+
+namespace {
+inline double getConversionFactor()
+{
+  double conversionFactor;
+  mach_timebase_info_data_t info;
+  mach_timebase_info(&info);
+  conversionFactor = static_cast<double>(info.numer) / info.denom;
+  return conversionFactor;
+}
+} // namespace
+
+#endif
+
+namespace facebook::react {
+
+#if defined USE_POSIX_TIME
+
+inline double getCPUTimeNanos()
+{
+  struct timespec time{};
+  clock_gettime(CLOCK_THREAD_CPUTIME_ID, &time);
+  return static_cast<double>(time.tv_sec) * NANOSECONDS_IN_A_SECOND + static_cast<double>(time.tv_nsec);
+}
+
+inline bool hasAccurateCPUTimeNanosForBenchmarks()
+{
+  return true;
+}
+
+#elif defined __MACH__
+
+inline double getCPUTimeNanos()
+{
+  static auto conversionFactor = getConversionFactor();
+  uint64_t time = mach_absolute_time();
+  return static_cast<double>(time) * conversionFactor;
+}
+
+inline bool hasAccurateCPUTimeNanosForBenchmarks()
+{
+  return true;
+}
+
+#else
+
+inline double getCPUTimeNanos()
+{
+  auto now = std::chrono::steady_clock::now();
+  return static_cast<double>(std::chrono::duration_cast<std::chrono::nanoseconds>(now.time_since_epoch()).count());
+}
+
+inline bool hasAccurateCPUTimeNanosForBenchmarks()
+{
+  return false;
+}
+
+#endif
+
+} // namespace facebook::react

node_modules/react-native/ReactCommon/react/nativemodule/cputime/NativeCPUTime.cpp

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include "NativeCPUTime.h"
+
+#include "CPUTime.h"
+
+#ifdef RN_DISABLE_OSS_PLUGIN_HEADER
+#include "Plugins.h"
+#endif
+
+std::shared_ptr<facebook::react::TurboModule> NativeCPUTimeModuleProvider(
+    std::shared_ptr<facebook::react::CallInvoker> jsInvoker) {
+  return std::make_shared<facebook::react::NativeCPUTime>(std::move(jsInvoker));
+}
+
+namespace facebook::react {
+
+NativeCPUTime::NativeCPUTime(std::shared_ptr<CallInvoker> jsInvoker)
+    : NativeCPUTimeCxxSpec(std::move(jsInvoker)) {}
+
+double NativeCPUTime::getCPUTimeNanos(jsi::Runtime& /*runtime*/) {
+  return facebook::react::getCPUTimeNanos();
+}
+
+bool NativeCPUTime::hasAccurateCPUTimeNanosForBenchmarks(
+    jsi::Runtime& /*runtime*/) {
+  return facebook::react::hasAccurateCPUTimeNanosForBenchmarks();
+}
+
+} // namespace facebook::react

node_modules/react-native/ReactCommon/react/nativemodule/cputime/NativeCPUTime.h

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#if __has_include("rncoreJSI.h") // Cmake headers on Android
+#include "rncoreJSI.h"
+#elif __has_include("FBReactNativeSpecJSI.h") // CocoaPod headers on Apple
+#include "FBReactNativeSpecJSI.h"
+#else
+#include <FBReactNativeSpec/FBReactNativeSpecJSI.h>
+#endif
+
+namespace facebook::react {
+
+class NativeCPUTime : public NativeCPUTimeCxxSpec<NativeCPUTime> {
+ public:
+  explicit NativeCPUTime(std::shared_ptr<CallInvoker> jsInvoker);
+
+  double getCPUTimeNanos(jsi::Runtime &runtime);
+  bool hasAccurateCPUTimeNanosForBenchmarks(jsi::Runtime &runtime);
+};
+
+} // namespace facebook::react