system/uapp/trace-benchmark/benchmarks_ntrace.cpp

// Copyright 2017 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "benchmarks.h"

#include <stdio.h>

#define NTRACE
#include <trace-vthread/event_vthread.h>
#include <trace/event.h>

#include "runner.h"

static void NullSetup() {}
static void NullTeardown() {}

#define NTRACE_DURATION_TEST(DURATION_MACRO)                       \
    RunAndMeasure(                                                 \
        #DURATION_MACRO " macro with 0 arguments", "NTRACE",       \
        [] {                                                       \
            DURATION_MACRO("+enabled", "name");                    \
        },                                                         \
        NullSetup, NullTeardown);                                  \
                                                                   \
    RunAndMeasure(                                                 \
        #DURATION_MACRO " macro with 1 int32 argument", "NTRACE",  \
        [] {                                                       \
            DURATION_MACRO("+enabled", "name",                     \
                           "k1", 1);                               \
        },                                                         \
        NullSetup, NullTeardown);                                  \
                                                                   \
    RunAndMeasure(                                                 \
        #DURATION_MACRO " macro with 4 int32 arguments", "NTRACE", \
        [] {                                                       \
            DURATION_MACRO("+enabled", "name",                     \
                           "k1", 1, "k2", 2, "k3", 3, "k4", 4);    \
        },                                                         \
        NullSetup, NullTeardown);                                  \
                                                                   \
    RunAndMeasure(                                                 \
        #DURATION_MACRO " macro with 8 int32 arguments", "NTRACE", \
        [] {                                                       \
            DURATION_MACRO("+enabled", "name",                     \
                           "k1", 1, "k2", 2, "k3", 3, "k4", 4,     \
                           "k5", 5, "k6", 6, "k7", 7, "k8", 8);    \
        },                                                         \
        NullSetup, NullTeardown);

void RunNoTraceBenchmarks() {
    RunAndMeasure(
        "TRACE_ENABLED", "NTRACE",
        [] {
            ZX_DEBUG_ASSERT(!TRACE_ENABLED());
        },
        NullSetup, NullTeardown);

    RunAndMeasure(
        "TRACE_CATEGORY_ENABLED", "NTRACE",
        [] {
            ZX_DEBUG_ASSERT(!TRACE_CATEGORY_ENABLED("+enabled"));
        },
        NullSetup, NullTeardown);

    NTRACE_DURATION_TEST(TRACE_DURATION_BEGIN);
    NTRACE_DURATION_TEST(TRACE_DURATION);

    RunAndMeasure(
        "TRACE_VTHREAD_DURATION_BEGIN macro with 0 arguments", "NTRACE",
        [] {
            TRACE_VTHREAD_DURATION_BEGIN("+enabled", "name", "vthread", 1, zx_ticks_get());
        },
        NullSetup, NullTeardown);
}