piwalker/dolphin
1
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-07-22 05:40:01 -06:00
Code Issues Packages Projects Releases Wiki Activity

UnitTests: Avoid ppcState global.

Browse Source
This commit is contained in:
Admiral H. Curtiss
2023-03-29 00:42:27 +02:00
parent 2d1f661118
commit 62de9c593b
4 changed files with 71 additions and 62 deletions
Download Patch File Download Diff File Expand all files Collapse all files

105
Source/UnitTests/Core/CoreTimingTest.cpp
View File

@ -74,20 +74,20 @@ private:
std::string m_profile_path;
};
static void AdvanceAndCheck(u32 idx, int downcount, int expected_lateness = 0,
static void AdvanceAndCheck(Core::System& system, u32 idx, int downcount, int expected_lateness = 0,
int cpu_downcount = 0)
{
s_callbacks_ran_flags = 0;
s_expected_callback = CB_IDS[idx];
s_lateness = expected_lateness;
PowerPC::ppcState.downcount = cpu_downcount; // Pretend we executed X cycles of instructions.
auto& system = Core::System::GetInstance();
auto& ppc_state = system.GetPPCState();
ppc_state.downcount = cpu_downcount; // Pretend we executed X cycles of instructions.
auto& core_timing = system.GetCoreTiming();
core_timing.Advance();
EXPECT_EQ(decltype(s_callbacks_ran_flags)().set(idx), s_callbacks_ran_flags);
EXPECT_EQ(downcount, PowerPC::ppcState.downcount);
EXPECT_EQ(downcount, ppc_state.downcount);
}
TEST(CoreTiming, BasicOrder)
@ -97,6 +97,7 @@ TEST(CoreTiming, BasicOrder)
auto& system = Core::System::GetInstance();
auto& core_timing = system.GetCoreTiming();
auto& ppc_state = system.GetPPCState();
CoreTiming::EventType* cb_a = core_timing.RegisterEvent("callbackA", CallbackTemplate<0>);
CoreTiming::EventType* cb_b = core_timing.RegisterEvent("callbackB", CallbackTemplate<1>);
@ -109,21 +110,21 @@ TEST(CoreTiming, BasicOrder)
// D -> B -> C -> A -> E
core_timing.ScheduleEvent(1000, cb_a, CB_IDS[0]);
EXPECT_EQ(1000, PowerPC::ppcState.downcount);
EXPECT_EQ(1000, ppc_state.downcount);
core_timing.ScheduleEvent(500, cb_b, CB_IDS[1]);
EXPECT_EQ(500, PowerPC::ppcState.downcount);
EXPECT_EQ(500, ppc_state.downcount);
core_timing.ScheduleEvent(800, cb_c, CB_IDS[2]);
EXPECT_EQ(500, PowerPC::ppcState.downcount);
EXPECT_EQ(500, ppc_state.downcount);
core_timing.ScheduleEvent(100, cb_d, CB_IDS[3]);
EXPECT_EQ(100, PowerPC::ppcState.downcount);
EXPECT_EQ(100, ppc_state.downcount);
core_timing.ScheduleEvent(1200, cb_e, CB_IDS[4]);
EXPECT_EQ(100, PowerPC::ppcState.downcount);
EXPECT_EQ(100, ppc_state.downcount);
AdvanceAndCheck(3, 400);
AdvanceAndCheck(1, 300);
AdvanceAndCheck(2, 200);
AdvanceAndCheck(0, 200);
AdvanceAndCheck(4, MAX_SLICE_LENGTH);
AdvanceAndCheck(system, 3, 400);
AdvanceAndCheck(system, 1, 300);
AdvanceAndCheck(system, 2, 200);
AdvanceAndCheck(system, 0, 200);
AdvanceAndCheck(system, 4, MAX_SLICE_LENGTH);
}
namespace SharedSlotTest
@ -151,6 +152,7 @@ TEST(CoreTiming, SharedSlot)
auto& system = Core::System::GetInstance();
auto& core_timing = system.GetCoreTiming();
auto& ppc_state = system.GetPPCState();
CoreTiming::EventType* cb_a = core_timing.RegisterEvent("callbackA", FifoCallback<0>);
CoreTiming::EventType* cb_b = core_timing.RegisterEvent("callbackB", FifoCallback<1>);
@ -166,14 +168,14 @@ TEST(CoreTiming, SharedSlot)
// Enter slice 0
core_timing.Advance();
EXPECT_EQ(1000, PowerPC::ppcState.downcount);
EXPECT_EQ(1000, ppc_state.downcount);
s_callbacks_ran_flags = 0;
s_counter = 0;
s_lateness = 0;
PowerPC::ppcState.downcount = 0;
ppc_state.downcount = 0;
core_timing.Advance();
EXPECT_EQ(MAX_SLICE_LENGTH, PowerPC::ppcState.downcount);
EXPECT_EQ(MAX_SLICE_LENGTH, ppc_state.downcount);
EXPECT_EQ(0x1FULL, s_callbacks_ran_flags.to_ullong());
}
@ -194,8 +196,8 @@ TEST(CoreTiming, PredictableLateness)
core_timing.ScheduleEvent(100, cb_a, CB_IDS[0]);
core_timing.ScheduleEvent(200, cb_b, CB_IDS[1]);
AdvanceAndCheck(0, 90, 10, -10); // (100 - 10)
AdvanceAndCheck(1, MAX_SLICE_LENGTH, 50, -50);
AdvanceAndCheck(system, 0, 90, 10, -10); // (100 - 10)
AdvanceAndCheck(system, 1, MAX_SLICE_LENGTH, 50, -50);
}
namespace ChainSchedulingTest
@ -225,6 +227,7 @@ TEST(CoreTiming, ChainScheduling)
auto& system = Core::System::GetInstance();
auto& core_timing = system.GetCoreTiming();
auto& ppc_state = system.GetPPCState();
CoreTiming::EventType* cb_a = core_timing.RegisterEvent("callbackA", CallbackTemplate<0>);
CoreTiming::EventType* cb_b = core_timing.RegisterEvent("callbackB", CallbackTemplate<1>);
@ -239,24 +242,24 @@ TEST(CoreTiming, ChainScheduling)
core_timing.ScheduleEvent(1000, cb_b, CB_IDS[1]);
core_timing.ScheduleEvent(2200, cb_c, CB_IDS[2]);
core_timing.ScheduleEvent(1000, cb_rs, reinterpret_cast<u64>(cb_rs));
EXPECT_EQ(800, PowerPC::ppcState.downcount);
EXPECT_EQ(800, ppc_state.downcount);
s_reschedules = 3;
AdvanceAndCheck(0, 200); // cb_a
AdvanceAndCheck(1, 1000); // cb_b, cb_rs
AdvanceAndCheck(system, 0, 200); // cb_a
AdvanceAndCheck(system, 1, 1000); // cb_b, cb_rs
EXPECT_EQ(2, s_reschedules);
PowerPC::ppcState.downcount = 0;
ppc_state.downcount = 0;
core_timing.Advance(); // cb_rs
EXPECT_EQ(1, s_reschedules);
EXPECT_EQ(200, PowerPC::ppcState.downcount);
EXPECT_EQ(200, ppc_state.downcount);
AdvanceAndCheck(2, 800); // cb_c
AdvanceAndCheck(system, 2, 800); // cb_c
PowerPC::ppcState.downcount = 0;
ppc_state.downcount = 0;
core_timing.Advance(); // cb_rs
EXPECT_EQ(0, s_reschedules);
EXPECT_EQ(MAX_SLICE_LENGTH, PowerPC::ppcState.downcount);
EXPECT_EQ(MAX_SLICE_LENGTH, ppc_state.downcount);
}
namespace ScheduleIntoPastTest
@ -284,6 +287,7 @@ TEST(CoreTiming, ScheduleIntoPast)
auto& system = Core::System::GetInstance();
auto& core_timing = system.GetCoreTiming();
auto& ppc_state = system.GetPPCState();
s_cb_next = core_timing.RegisterEvent("callbackA", CallbackTemplate<0>);
CoreTiming::EventType* cb_b = core_timing.RegisterEvent("callbackB", CallbackTemplate<1>);
@ -293,9 +297,9 @@ TEST(CoreTiming, ScheduleIntoPast)
core_timing.Advance();
core_timing.ScheduleEvent(1000, cb_chain, CB_IDS[0] + 1);
EXPECT_EQ(1000, PowerPC::ppcState.downcount);
EXPECT_EQ(1000, ppc_state.downcount);
AdvanceAndCheck(0, MAX_SLICE_LENGTH, 1000); // Run cb_chain into late cb_a
AdvanceAndCheck(system, 0, MAX_SLICE_LENGTH, 1000); // Run cb_chain into late cb_a
// Schedule late from wrong thread
// The problem with scheduling CPU events from outside the CPU Thread is that g_global_timer
@ -309,14 +313,14 @@ TEST(CoreTiming, ScheduleIntoPast)
core_timing.ScheduleEvent(0, cb_b, CB_IDS[1], CoreTiming::FromThread::NON_CPU);
core_timing_globals.global_timer += 1000;
Core::DeclareAsCPUThread();
AdvanceAndCheck(1, MAX_SLICE_LENGTH, MAX_SLICE_LENGTH + 1000);
AdvanceAndCheck(system, 1, MAX_SLICE_LENGTH, MAX_SLICE_LENGTH + 1000);
// Schedule directly into the past from the CPU.
// This shouldn't happen in practice, but it's best if we don't mess up the slice length and
// downcount if we do.
core_timing.ScheduleEvent(-1000, s_cb_next, CB_IDS[0]);
EXPECT_EQ(0, PowerPC::ppcState.downcount);
AdvanceAndCheck(0, MAX_SLICE_LENGTH, 1000);
EXPECT_EQ(0, ppc_state.downcount);
AdvanceAndCheck(system, 0, MAX_SLICE_LENGTH, 1000);
}
TEST(CoreTiming, Overclocking)
@ -326,6 +330,7 @@ TEST(CoreTiming, Overclocking)
auto& system = Core::System::GetInstance();
auto& core_timing = system.GetCoreTiming();
auto& ppc_state = system.GetPPCState();
CoreTiming::EventType* cb_a = core_timing.RegisterEvent("callbackA", CallbackTemplate<0>);
CoreTiming::EventType* cb_b = core_timing.RegisterEvent("callbackB", CallbackTemplate<1>);
@ -346,13 +351,13 @@ TEST(CoreTiming, Overclocking)
core_timing.ScheduleEvent(400, cb_c, CB_IDS[2]);
core_timing.ScheduleEvent(800, cb_d, CB_IDS[3]);
core_timing.ScheduleEvent(1600, cb_e, CB_IDS[4]);
EXPECT_EQ(200, PowerPC::ppcState.downcount);
EXPECT_EQ(200, ppc_state.downcount);
AdvanceAndCheck(0, 200); // (200 - 100) * 2
AdvanceAndCheck(1, 400); // (400 - 200) * 2
AdvanceAndCheck(2, 800); // (800 - 400) * 2
AdvanceAndCheck(3, 1600); // (1600 - 800) * 2
AdvanceAndCheck(4, MAX_SLICE_LENGTH * 2);
AdvanceAndCheck(system, 0, 200); // (200 - 100) * 2
AdvanceAndCheck(system, 1, 400); // (400 - 200) * 2
AdvanceAndCheck(system, 2, 800); // (800 - 400) * 2
AdvanceAndCheck(system, 3, 1600); // (1600 - 800) * 2
AdvanceAndCheck(system, 4, MAX_SLICE_LENGTH * 2);
// Underclock
Config::SetCurrent(Config::MAIN_OVERCLOCK, 0.5f);
@ -363,13 +368,13 @@ TEST(CoreTiming, Overclocking)
core_timing.ScheduleEvent(400, cb_c, CB_IDS[2]);
core_timing.ScheduleEvent(800, cb_d, CB_IDS[3]);
core_timing.ScheduleEvent(1600, cb_e, CB_IDS[4]);
EXPECT_EQ(50, PowerPC::ppcState.downcount);
EXPECT_EQ(50, ppc_state.downcount);
AdvanceAndCheck(0, 50); // (200 - 100) / 2
AdvanceAndCheck(1, 100); // (400 - 200) / 2
AdvanceAndCheck(2, 200); // (800 - 400) / 2
AdvanceAndCheck(3, 400); // (1600 - 800) / 2
AdvanceAndCheck(4, MAX_SLICE_LENGTH / 2);
AdvanceAndCheck(system, 0, 50); // (200 - 100) / 2
AdvanceAndCheck(system, 1, 100); // (400 - 200) / 2
AdvanceAndCheck(system, 2, 200); // (800 - 400) / 2
AdvanceAndCheck(system, 3, 400); // (1600 - 800) / 2
AdvanceAndCheck(system, 4, MAX_SLICE_LENGTH / 2);
// Try switching the clock mid-emulation
Config::SetCurrent(Config::MAIN_OVERCLOCK, 1.0f);
@ -380,14 +385,14 @@ TEST(CoreTiming, Overclocking)
core_timing.ScheduleEvent(400, cb_c, CB_IDS[2]);
core_timing.ScheduleEvent(800, cb_d, CB_IDS[3]);
core_timing.ScheduleEvent(1600, cb_e, CB_IDS[4]);
EXPECT_EQ(100, PowerPC::ppcState.downcount);
EXPECT_EQ(100, ppc_state.downcount);
AdvanceAndCheck(0, 100); // (200 - 100)
AdvanceAndCheck(system, 0, 100); // (200 - 100)
Config::SetCurrent(Config::MAIN_OVERCLOCK, 2.0f);
AdvanceAndCheck(1, 400); // (400 - 200) * 2
AdvanceAndCheck(2, 800); // (800 - 400) * 2
AdvanceAndCheck(system, 1, 400); // (400 - 200) * 2
AdvanceAndCheck(system, 2, 800); // (800 - 400) * 2
Config::SetCurrent(Config::MAIN_OVERCLOCK, 0.1f);
AdvanceAndCheck(3, 80); // (1600 - 800) / 10
AdvanceAndCheck(system, 3, 80); // (1600 - 800) / 10
Config::SetCurrent(Config::MAIN_OVERCLOCK, 1.0f);
AdvanceAndCheck(4, MAX_SLICE_LENGTH);
AdvanceAndCheck(system, 4, MAX_SLICE_LENGTH);
}