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Tests/CoreTiming: Correct host timing tests.

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This commit is contained in:
Fernando Sahmkow 2020-05-14 16:17:44 -04:00
parent 0a8013d71e
commit 71c4779211
2 changed files with 14 additions and 157 deletions
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29
src/tests/core/core_timing.cpp
View file

@ -23,7 +23,6 @@ std::array<s64, 5> delays{};
std::bitset<CB_IDS.size()> callbacks_ran_flags;
u64 expected_callback = 0;
s64 lateness = 0;
template <unsigned int IDX>
void HostCallbackTemplate(u64 userdata, s64 nanoseconds_late) {
@ -35,8 +34,6 @@ void HostCallbackTemplate(u64 userdata, s64 nanoseconds_late) {
++expected_callback;
}
u64 callbacks_done = 0;
struct ScopeInit final {
ScopeInit() {
core_timing.SetMulticore(true);
@ -49,6 +46,20 @@ struct ScopeInit final {
Core::Timing::CoreTiming core_timing;
};
#pragma optimize("", off)
u64 TestTimerSpeed(Core::Timing::CoreTiming& core_timing) {
u64 start = core_timing.GetGlobalTimeNs().count();
u64 placebo = 0;
for (std::size_t i = 0; i < 1000; i++) {
placebo += core_timing.GetGlobalTimeNs().count();
}
u64 end = core_timing.GetGlobalTimeNs().count();
return (end - start);
}
#pragma optimize("", on)
} // Anonymous namespace
TEST_CASE("CoreTiming[BasicOrder]", "[core]") {
@ -89,18 +100,6 @@ TEST_CASE("CoreTiming[BasicOrder]", "[core]") {
}
}
#pragma optimize("", off)
u64 TestTimerSpeed(Core::Timing::CoreTiming& core_timing) {
u64 start = core_timing.GetGlobalTimeNs().count();
u64 placebo = 0;
for (std::size_t i = 0; i < 1000; i++) {
placebo += core_timing.GetGlobalTimeNs().count();
}
u64 end = core_timing.GetGlobalTimeNs().count();
return (end - start);
}
#pragma optimize("", on)
TEST_CASE("CoreTiming[BasicOrderNoPausing]", "[core]") {
ScopeInit guard;
auto& core_timing = guard.core_timing;

142
src/tests/core/host_timing.cpp
View file

@ -1,142 +0,0 @@
// Copyright 2016 Dolphin Emulator Project / 2017 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <catch2/catch.hpp>
#include <array>
#include <bitset>
#include <cstdlib>
#include <memory>
#include <string>
#include "common/file_util.h"
#include "core/core.h"
#include "core/host_timing.h"
// Numbers are chosen randomly to make sure the correct one is given.
static constexpr std::array<u64, 5> CB_IDS{{42, 144, 93, 1026, UINT64_C(0xFFFF7FFFF7FFFF)}};
static constexpr int MAX_SLICE_LENGTH = 10000; // Copied from CoreTiming internals
static constexpr std::array<u64, 5> calls_order{{2, 0, 1, 4, 3}};
static std::array<s64, 5> delays{};
static std::bitset<CB_IDS.size()> callbacks_ran_flags;
static u64 expected_callback = 0;
template <unsigned int IDX>
void HostCallbackTemplate(u64 userdata, s64 nanoseconds_late) {
static_assert(IDX < CB_IDS.size(), "IDX out of range");
callbacks_ran_flags.set(IDX);
REQUIRE(CB_IDS[IDX] == userdata);
REQUIRE(CB_IDS[IDX] == CB_IDS[calls_order[expected_callback]]);
delays[IDX] = nanoseconds_late;
++expected_callback;
}
struct ScopeInit final {
ScopeInit() {
core_timing.Initialize();
}
~ScopeInit() {
core_timing.Shutdown();
}
Core::HostTiming::CoreTiming core_timing;
};
#pragma optimize("", off)
static u64 TestTimerSpeed(Core::HostTiming::CoreTiming& core_timing) {
u64 start = core_timing.GetGlobalTimeNs().count();
u64 placebo = 0;
for (std::size_t i = 0; i < 1000; i++) {
placebo += core_timing.GetGlobalTimeNs().count();
}
u64 end = core_timing.GetGlobalTimeNs().count();
return (end - start);
}
#pragma optimize("", on)
TEST_CASE("HostTiming[BasicOrder]", "[core]") {
ScopeInit guard;
auto& core_timing = guard.core_timing;
std::vector<std::shared_ptr<Core::HostTiming::EventType>> events{
Core::HostTiming::CreateEvent("callbackA", HostCallbackTemplate<0>),
Core::HostTiming::CreateEvent("callbackB", HostCallbackTemplate<1>),
Core::HostTiming::CreateEvent("callbackC", HostCallbackTemplate<2>),
Core::HostTiming::CreateEvent("callbackD", HostCallbackTemplate<3>),
Core::HostTiming::CreateEvent("callbackE", HostCallbackTemplate<4>),
};
expected_callback = 0;
core_timing.SyncPause(true);
u64 one_micro = 1000U;
for (std::size_t i = 0; i < events.size(); i++) {
u64 order = calls_order[i];
core_timing.ScheduleEvent(i * one_micro + 100U, events[order], CB_IDS[order]);
}
/// test pause
REQUIRE(callbacks_ran_flags.none());
core_timing.Pause(false); // No need to sync
while (core_timing.HasPendingEvents())
;
REQUIRE(callbacks_ran_flags.all());
for (std::size_t i = 0; i < delays.size(); i++) {
const double delay = static_cast<double>(delays[i]);
const double micro = delay / 1000.0f;
const double mili = micro / 1000.0f;
printf("HostTimer Pausing Delay[%zu]: %.3f %.6f\n", i, micro, mili);
}
}
TEST_CASE("HostTiming[BasicOrderNoPausing]", "[core]") {
ScopeInit guard;
auto& core_timing = guard.core_timing;
std::vector<std::shared_ptr<Core::HostTiming::EventType>> events{
Core::HostTiming::CreateEvent("callbackA", HostCallbackTemplate<0>),
Core::HostTiming::CreateEvent("callbackB", HostCallbackTemplate<1>),
Core::HostTiming::CreateEvent("callbackC", HostCallbackTemplate<2>),
Core::HostTiming::CreateEvent("callbackD", HostCallbackTemplate<3>),
Core::HostTiming::CreateEvent("callbackE", HostCallbackTemplate<4>),
};
core_timing.SyncPause(true);
core_timing.SyncPause(false);
expected_callback = 0;
u64 start = core_timing.GetGlobalTimeNs().count();
u64 one_micro = 1000U;
for (std::size_t i = 0; i < events.size(); i++) {
u64 order = calls_order[i];
core_timing.ScheduleEvent(i * one_micro + 100U, events[order], CB_IDS[order]);
}
u64 end = core_timing.GetGlobalTimeNs().count();
const double scheduling_time = static_cast<double>(end - start);
const double timer_time = static_cast<double>(TestTimerSpeed(core_timing));
while (core_timing.HasPendingEvents())
;
REQUIRE(callbacks_ran_flags.all());
for (std::size_t i = 0; i < delays.size(); i++) {
const double delay = static_cast<double>(delays[i]);
const double micro = delay / 1000.0f;
const double mili = micro / 1000.0f;
printf("HostTimer No Pausing Delay[%zu]: %.3f %.6f\n", i, micro, mili);
}
const double micro = scheduling_time / 1000.0f;
const double mili = micro / 1000.0f;
printf("HostTimer No Pausing Scheduling Time: %.3f %.6f\n", micro, mili);
printf("HostTimer No Pausing Timer Time: %.3f %.6f\n", timer_time / 1000.f,
timer_time / 1000000.f);
}