From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:22:09 +0200 Subject: Adding upstream version 110.0.1. Signed-off-by: Daniel Baumann --- tools/profiler/core/PowerCounters-mac-arm64.cpp | 47 +++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 tools/profiler/core/PowerCounters-mac-arm64.cpp (limited to 'tools/profiler/core/PowerCounters-mac-arm64.cpp') diff --git a/tools/profiler/core/PowerCounters-mac-arm64.cpp b/tools/profiler/core/PowerCounters-mac-arm64.cpp new file mode 100644 index 0000000000..3a84a479ef --- /dev/null +++ b/tools/profiler/core/PowerCounters-mac-arm64.cpp @@ -0,0 +1,47 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "PowerCounters.h" + +#include + +class ProcessPower final : public BaseProfilerCount { + public: + ProcessPower() + : BaseProfilerCount("Process Power", nullptr, nullptr, "power", + "Power utilization") {} + + CountSample Sample() override { + CountSample result; + result.count = GetTaskEnergy(); + result.number = 0; + result.isSampleNew = true; + return result; + } + + private: + int64_t GetTaskEnergy() { + task_power_info_v2_data_t task_power_info; + mach_msg_type_number_t count = TASK_POWER_INFO_V2_COUNT; + kern_return_t kr = task_info(mach_task_self(), TASK_POWER_INFO_V2, + (task_info_t)&task_power_info, &count); + if (kr != KERN_SUCCESS) { + return 0; + } + + // task_energy is in nanojoules. To be consistent with the Windows EMI + // API, return values in picowatt-hour. + return task_power_info.task_energy / 3.6; + } +}; + +PowerCounters::PowerCounters() : mProcessPower(new ProcessPower()) { + if (mProcessPower) { + (void)mCounters.append(mProcessPower.get()); + } +} + +PowerCounters::~PowerCounters() { mCounters.clear(); } + +void PowerCounters::Sample() {} -- cgit v1.2.3