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Merge pull request #702 from neobrain/citrace

Browse source 
Add CiTrace recording support.
This commit is contained in:
Tony Wasserka 2015-07-13 21:39:58 +02:00
commit 884b681cca
17 changed files with 765 additions and 31 deletions
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2
src/citra_qt/CMakeLists.txt
View file

@ -12,6 +12,7 @@ set(SRCS
debugger/graphics_breakpoints.cpp
debugger/graphics_cmdlists.cpp
debugger/graphics_framebuffer.cpp
debugger/graphics_tracing.cpp
debugger/graphics_vertex_shader.cpp
debugger/profiler.cpp
debugger/ramview.cpp
@ -35,6 +36,7 @@ set(HEADERS
debugger/graphics_breakpoints_p.h
debugger/graphics_cmdlists.h
debugger/graphics_framebuffer.h
debugger/graphics_tracing.h
debugger/graphics_vertex_shader.h
debugger/profiler.h
debugger/ramview.h

2
src/citra_qt/debugger/graphics_breakpoint_observer.h
View file

@ -13,7 +13,7 @@
* This is because the Pica breakpoint callbacks are called from a non-GUI thread, while
* the widget usually wants to perform reactions in the GUI thread.
*/
class BreakPointObserverDock : public QDockWidget, private Pica::DebugContext::BreakPointObserver {
class BreakPointObserverDock : public QDockWidget, protected Pica::DebugContext::BreakPointObserver {
Q_OBJECT
public:

170
src/citra_qt/debugger/graphics_tracing.cpp Normal file
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@ -0,0 +1,170 @@
// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <memory>
#include <QBoxLayout>
#include <QComboBox>
#include <QFileDialog>
#include <QLabel>
#include <QMessageBox>
#include <QPushButton>
#include <QSpinBox>
#include <boost/range/algorithm/copy.hpp>
#include "core/hw/gpu.h"
#include "core/hw/lcd.h"
#include "video_core/pica.h"
#include "nihstro/float24.h"
#include "graphics_tracing.h"
GraphicsTracingWidget::GraphicsTracingWidget(std::shared_ptr<Pica::DebugContext> debug_context,
QWidget* parent)
: BreakPointObserverDock(debug_context, tr("CiTrace Recorder"), parent) {
setObjectName("CiTracing");
QPushButton* start_recording = new QPushButton(tr("Start Recording"));
QPushButton* stop_recording = new QPushButton(QIcon::fromTheme("document-save"), tr("Stop and Save"));
QPushButton* abort_recording = new QPushButton(tr("Abort Recording"));
connect(this, SIGNAL(SetStartTracingButtonEnabled(bool)), start_recording, SLOT(setVisible(bool)));
connect(this, SIGNAL(SetStopTracingButtonEnabled(bool)), stop_recording, SLOT(setVisible(bool)));
connect(this, SIGNAL(SetAbortTracingButtonEnabled(bool)), abort_recording, SLOT(setVisible(bool)));
connect(start_recording, SIGNAL(clicked()), this, SLOT(StartRecording()));
connect(stop_recording, SIGNAL(clicked()), this, SLOT(StopRecording()));
connect(abort_recording, SIGNAL(clicked()), this, SLOT(AbortRecording()));
stop_recording->setVisible(false);
abort_recording->setVisible(false);
auto main_widget = new QWidget;
auto main_layout = new QVBoxLayout;
{
auto sub_layout = new QHBoxLayout;
sub_layout->addWidget(start_recording);
sub_layout->addWidget(stop_recording);
sub_layout->addWidget(abort_recording);
main_layout->addLayout(sub_layout);
}
main_widget->setLayout(main_layout);
setWidget(main_widget);
}
void GraphicsTracingWidget::StartRecording() {
auto context = context_weak.lock();
if (!context)
return;
auto shader_binary = Pica::g_state.vs.program_code;
auto swizzle_data = Pica::g_state.vs.swizzle_data;
// Encode floating point numbers to 24-bit values
// TODO: Drop this explicit conversion once we store float24 values bit-correctly internally.
std::array<uint32_t, 4 * 16> default_attributes;
for (unsigned i = 0; i < 16; ++i) {
for (unsigned comp = 0; comp < 3; ++comp) {
default_attributes[4 * i + comp] = nihstro::to_float24(Pica::g_state.vs.default_attributes[i][comp].ToFloat32());
}
}
std::array<uint32_t, 4 * 96> vs_float_uniforms;
for (unsigned i = 0; i < 96; ++i)
for (unsigned comp = 0; comp < 3; ++comp)
vs_float_uniforms[4 * i + comp] = nihstro::to_float24(Pica::g_state.vs.uniforms.f[i][comp].ToFloat32());
CiTrace::Recorder::InitialState state;
std::copy_n((u32*)&GPU::g_regs, sizeof(GPU::g_regs) / sizeof(u32), std::back_inserter(state.gpu_registers));
std::copy_n((u32*)&LCD::g_regs, sizeof(LCD::g_regs) / sizeof(u32), std::back_inserter(state.lcd_registers));
std::copy_n((u32*)&Pica::g_state.regs, sizeof(Pica::g_state.regs) / sizeof(u32), std::back_inserter(state.pica_registers));
boost::copy(default_attributes, std::back_inserter(state.default_attributes));
boost::copy(shader_binary, std::back_inserter(state.vs_program_binary));
boost::copy(swizzle_data, std::back_inserter(state.vs_swizzle_data));
boost::copy(vs_float_uniforms, std::back_inserter(state.vs_float_uniforms));
//boost::copy(TODO: Not implemented, std::back_inserter(state.gs_program_binary));
//boost::copy(TODO: Not implemented, std::back_inserter(state.gs_swizzle_data));
//boost::copy(TODO: Not implemented, std::back_inserter(state.gs_float_uniforms));
auto recorder = new CiTrace::Recorder(state);
context->recorder = std::shared_ptr<CiTrace::Recorder>(recorder);
emit SetStartTracingButtonEnabled(false);
emit SetStopTracingButtonEnabled(true);
emit SetAbortTracingButtonEnabled(true);
}
void GraphicsTracingWidget::StopRecording() {
auto context = context_weak.lock();
if (!context)
return;
QString filename = QFileDialog::getSaveFileName(this, tr("Save CiTrace"), "citrace.ctf",
tr("CiTrace File (*.ctf)"));
if (filename.isEmpty()) {
// If the user canceled the dialog, keep recording
return;
}
context->recorder->Finish(filename.toStdString());
context->recorder = nullptr;
emit SetStopTracingButtonEnabled(false);
emit SetAbortTracingButtonEnabled(false);
emit SetStartTracingButtonEnabled(true);
}
void GraphicsTracingWidget::AbortRecording() {
auto context = context_weak.lock();
if (!context)
return;
context->recorder = nullptr;
emit SetStopTracingButtonEnabled(false);
emit SetAbortTracingButtonEnabled(false);
emit SetStartTracingButtonEnabled(true);
}
void GraphicsTracingWidget::OnBreakPointHit(Pica::DebugContext::Event event, void* data) {
widget()->setEnabled(true);
}
void GraphicsTracingWidget::OnResumed() {
widget()->setEnabled(false);
}
void GraphicsTracingWidget::OnEmulationStarting(EmuThread* emu_thread) {
// Disable tracing starting/stopping until a GPU breakpoint is reached
widget()->setEnabled(false);
}
void GraphicsTracingWidget::OnEmulationStopping() {
// TODO: Is it safe to access the context here?
auto context = context_weak.lock();
if (!context)
return;
if (context->recorder) {
auto reply = QMessageBox::question(this, tr("CiTracing still active"),
tr("A CiTrace is still being recorded. Do you want to save it? If not, all recorded data will be discarded."),
QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes);
if (reply == QMessageBox::Yes) {
StopRecording();
} else {
AbortRecording();
}
}
// If the widget was disabled before, enable it now to allow starting
// tracing before starting the next emulation session
widget()->setEnabled(true);
}

32
src/citra_qt/debugger/graphics_tracing.h Normal file
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@ -0,0 +1,32 @@
// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "graphics_breakpoint_observer.h"
class EmuThread;
class GraphicsTracingWidget : public BreakPointObserverDock {
Q_OBJECT
public:
GraphicsTracingWidget(std::shared_ptr<Pica::DebugContext> debug_context, QWidget* parent = nullptr);
private slots:
void StartRecording();
void StopRecording();
void AbortRecording();
void OnBreakPointHit(Pica::DebugContext::Event event, void* data) override;
void OnResumed() override;
void OnEmulationStarting(EmuThread* emu_thread);
void OnEmulationStopping();
signals:
void SetStartTracingButtonEnabled(bool enable);
void SetStopTracingButtonEnabled(bool enable);
void SetAbortTracingButtonEnabled(bool enable);
};

9
src/citra_qt/main.cpp
View file

@ -32,6 +32,7 @@
#include "debugger/graphics_breakpoints.h"
#include "debugger/graphics_cmdlists.h"
#include "debugger/graphics_framebuffer.h"
#include "debugger/graphics_tracing.h"
#include "debugger/graphics_vertex_shader.h"
#include "debugger/profiler.h"
@ -94,6 +95,10 @@ GMainWindow::GMainWindow() : emu_thread(nullptr)
addDockWidget(Qt::RightDockWidgetArea, graphicsVertexShaderWidget);
graphicsVertexShaderWidget->hide();
auto graphicsTracingWidget = new GraphicsTracingWidget(Pica::g_debug_context, this);
addDockWidget(Qt::RightDockWidgetArea, graphicsTracingWidget);
graphicsTracingWidget->hide();
QMenu* debug_menu = ui.menu_View->addMenu(tr("Debugging"));
debug_menu->addAction(profilerWidget->toggleViewAction());
debug_menu->addAction(disasmWidget->toggleViewAction());
@ -104,6 +109,7 @@ GMainWindow::GMainWindow() : emu_thread(nullptr)
debug_menu->addAction(graphicsBreakpointsWidget->toggleViewAction());
debug_menu->addAction(graphicsFramebufferWidget->toggleViewAction());
debug_menu->addAction(graphicsVertexShaderWidget->toggleViewAction());
debug_menu->addAction(graphicsTracingWidget->toggleViewAction());
// Set default UI state
// geometry: 55% of the window contents are in the upper screen half, 45% in the lower half
@ -148,6 +154,9 @@ GMainWindow::GMainWindow() : emu_thread(nullptr)
connect(this, SIGNAL(EmulationStopping()), registersWidget, SLOT(OnEmulationStopping()));
connect(this, SIGNAL(EmulationStarting(EmuThread*)), render_window, SLOT(OnEmulationStarting(EmuThread*)));
connect(this, SIGNAL(EmulationStopping()), render_window, SLOT(OnEmulationStopping()));
connect(this, SIGNAL(EmulationStarting(EmuThread*)), graphicsTracingWidget, SLOT(OnEmulationStarting(EmuThread*)));
connect(this, SIGNAL(EmulationStopping()), graphicsTracingWidget, SLOT(OnEmulationStopping()));
// Setup hotkeys
RegisterHotkey("Main Window", "Load File", QKeySequence::Open);

10
src/common/file_util.h
View file

@ -181,6 +181,10 @@ public:
template <typename T>
size_t WriteArray(const T* data, size_t length)
{
static_assert(std::is_standard_layout<T>::value, "Given array does not consist of standard layout objects");
// TODO: gcc 4.8 does not support is_trivially_copyable, but we really should check for it here.
//static_assert(std::is_trivially_copyable<T>::value, "Given array does not consist of trivially copyable objects");
if (!IsOpen()) {
m_good = false;
return -1;
@ -203,6 +207,12 @@ public:
return WriteArray(reinterpret_cast<const char*>(data), length);
}
template<typename T>
size_t WriteObject(const T& object) {
static_assert(!std::is_pointer<T>::value, "Given object is a pointer");
return WriteArray(&object, 1);
}
bool IsOpen() { return nullptr != m_file; }
// m_good is set to false when a read, write or other function fails

3
src/core/CMakeLists.txt
View file

@ -115,6 +115,7 @@ set(SRCS
loader/elf.cpp
loader/loader.cpp
loader/ncch.cpp
tracer/recorder.cpp
mem_map.cpp
memory.cpp
settings.cpp
@ -243,6 +244,8 @@ set(HEADERS
loader/elf.h
loader/loader.h
loader/ncch.h
tracer/recorder.h
tracer/citrace.h
mem_map.h
memory.h
memory_setup.h

2
src/core/hle/service/gsp_gpu.cpp
View file

@ -349,7 +349,7 @@ void SignalInterrupt(InterruptId interrupt_id) {
/// Executes the next GSP command
static void ExecuteCommand(const Command& command, u32 thread_id) {
// Utility function to convert register ID to address
auto WriteGPURegister = [](u32 id, u32 data) {
static auto WriteGPURegister = [](u32 id, u32 data) {
GPU::Write<u32>(0x1EF00000 + 4 * id, data);
};

32
src/core/hw/gpu.cpp
View file

@ -21,12 +21,17 @@
#include "core/hw/hw.h"
#include "core/hw/gpu.h"
#include "core/tracer/recorder.h"
#include "video_core/command_processor.h"
#include "video_core/hwrasterizer_base.h"
#include "video_core/renderer_base.h"
#include "video_core/utils.h"
#include "video_core/video_core.h"
#include "video_core/debug_utils/debug_utils.h"
namespace GPU {
Regs g_regs;
@ -101,7 +106,8 @@ inline void Write(u32 addr, const T data) {
const bool is_second_filler = (index != GPU_REG_INDEX(memory_fill_config[0].trigger));
auto& config = g_regs.memory_fill_config[is_second_filler];
if (config.address_start && config.trigger) {
if (config.trigger) {
if (config.address_start) { // Some games pass invalid values here
u8* start = Memory::GetPhysicalPointer(config.GetStartAddress());
u8* end = Memory::GetPhysicalPointer(config.GetEndAddress());
@ -124,9 +130,6 @@ inline void Write(u32 addr, const T data) {
LOG_TRACE(HW_GPU, "MemoryFill from 0x%08x to 0x%08x", config.GetStartAddress(), config.GetEndAddress());
config.trigger = 0;
config.finished = 1;
if (!is_second_filler) {
GSP_GPU::SignalInterrupt(GSP_GPU::InterruptId::PSC0);
} else {
@ -135,6 +138,12 @@ inline void Write(u32 addr, const T data) {
VideoCore::g_renderer->hw_rasterizer->NotifyFlush(config.GetStartAddress(), config.GetEndAddress() - config.GetStartAddress());
}
// Reset "trigger" flag and set the "finish" flag
// NOTE: This was confirmed to happen on hardware even if "address_start" is zero.
config.trigger = 0;
config.finished = 1;
}
break;
}
@ -270,6 +279,7 @@ inline void Write(u32 addr, const T data) {
config.GetPhysicalOutputAddress(), output_width, output_height,
config.output_format.Value(), config.flags);
g_regs.display_transfer_config.trigger = 0;
GSP_GPU::SignalInterrupt(GSP_GPU::InterruptId::PPF);
VideoCore::g_renderer->hw_rasterizer->NotifyFlush(config.GetPhysicalOutputAddress(), output_size);
@ -284,7 +294,14 @@ inline void Write(u32 addr, const T data) {
if (config.trigger & 1)
{
u32* buffer = (u32*)Memory::GetPhysicalPointer(config.GetPhysicalAddress());
if (Pica::g_debug_context && Pica::g_debug_context->recorder) {
Pica::g_debug_context->recorder->MemoryAccessed((u8*)buffer, config.size * sizeof(u32), config.GetPhysicalAddress());
}
Pica::CommandProcessor::ProcessCommandList(buffer, config.size);
g_regs.command_processor_config.trigger = 0;
}
break;
}
@ -292,6 +309,13 @@ inline void Write(u32 addr, const T data) {
default:
break;
}
// Notify tracer about the register write
// This is happening *after* handling the write to make sure we properly catch all memory reads.
if (Pica::g_debug_context && Pica::g_debug_context->recorder) {
// addr + GPU VBase - IO VBase + IO PBase
Pica::g_debug_context->recorder->RegisterWritten<T>(addr + 0x1EF00000 - 0x1EC00000 + 0x10100000, data);
}
}
// Explicitly instantiate template functions because we aren't defining this in the header:

30
src/core/hw/hw.cpp
View file

@ -15,6 +15,21 @@ template <typename T>
inline void Read(T &var, const u32 addr) {
switch (addr & 0xFFFFF000) {
case VADDR_GPU:
case VADDR_GPU + 0x1000:
case VADDR_GPU + 0x2000:
case VADDR_GPU + 0x3000:
case VADDR_GPU + 0x4000:
case VADDR_GPU + 0x5000:
case VADDR_GPU + 0x6000:
case VADDR_GPU + 0x7000:
case VADDR_GPU + 0x8000:
case VADDR_GPU + 0x9000:
case VADDR_GPU + 0xA000:
case VADDR_GPU + 0xB000:
case VADDR_GPU + 0xC000:
case VADDR_GPU + 0xD000:
case VADDR_GPU + 0xE000:
case VADDR_GPU + 0xF000:
GPU::Read(var, addr);
break;
case VADDR_LCD:
@ -29,6 +44,21 @@ template <typename T>
inline void Write(u32 addr, const T data) {
switch (addr & 0xFFFFF000) {
case VADDR_GPU:
case VADDR_GPU + 0x1000:
case VADDR_GPU + 0x2000:
case VADDR_GPU + 0x3000:
case VADDR_GPU + 0x4000:
case VADDR_GPU + 0x5000:
case VADDR_GPU + 0x6000:
case VADDR_GPU + 0x7000:
case VADDR_GPU + 0x8000:
case VADDR_GPU + 0x9000:
case VADDR_GPU + 0xA000:
case VADDR_GPU + 0xB000:
case VADDR_GPU + 0xC000:
case VADDR_GPU + 0xD000:
case VADDR_GPU + 0xE000:
case VADDR_GPU + 0xF000:
GPU::Write(addr, data);
break;
case VADDR_LCD:

10
src/core/hw/lcd.cpp
View file

@ -10,6 +10,9 @@
#include "core/hw/hw.h"
#include "core/hw/lcd.h"
#include "core/tracer/recorder.h"
#include "video_core/debug_utils/debug_utils.h"
namespace LCD {
Regs g_regs;
@ -40,6 +43,13 @@ inline void Write(u32 addr, const T data) {
}
g_regs[index] = static_cast<u32>(data);
// Notify tracer about the register write
// This is happening *after* handling the write to make sure we properly catch all memory reads.
if (Pica::g_debug_context && Pica::g_debug_context->recorder) {
// addr + GPU VBase - IO VBase + IO PBase
Pica::g_debug_context->recorder->RegisterWritten<T>(addr + HW::VADDR_LCD - 0x1EC00000 + 0x10100000, data);
}
}
// Explicitly instantiate template functions because we aren't defining this in the header:

101
src/core/tracer/citrace.h Normal file
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@ -0,0 +1,101 @@
// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <cstdint>
namespace CiTrace {
// NOTE: Things are stored in little-endian
#pragma pack(1)
struct CTHeader {
static const char* ExpectedMagicWord() {
return "CiTr";
}
static uint32_t ExpectedVersion() {
return 1;
}
char magic[4];
uint32_t version;
uint32_t header_size;
struct {
// NOTE: Register range sizes are technically hardware-constants, but the actual limits
// aren't known. Hence we store the presumed limits along the offsets.
// Sizes are given in uint32_t units.
uint32_t gpu_registers;
uint32_t gpu_registers_size;
uint32_t lcd_registers;
uint32_t lcd_registers_size;
uint32_t pica_registers;
uint32_t pica_registers_size;
uint32_t default_attributes;
uint32_t default_attributes_size;
uint32_t vs_program_binary;
uint32_t vs_program_binary_size;
uint32_t vs_swizzle_data;
uint32_t vs_swizzle_data_size;
uint32_t vs_float_uniforms;
uint32_t vs_float_uniforms_size;
uint32_t gs_program_binary;
uint32_t gs_program_binary_size;
uint32_t gs_swizzle_data;
uint32_t gs_swizzle_data_size;
uint32_t gs_float_uniforms;
uint32_t gs_float_uniforms_size;
// Other things we might want to store here:
// - Initial framebuffer data, maybe even a full copy of FCRAM/VRAM
// - Lookup tables for fragment lighting
// - Lookup tables for procedural textures
} initial_state_offsets;
uint32_t stream_offset;
uint32_t stream_size;
};
enum CTStreamElementType : uint32_t {
FrameMarker = 0xE1,
MemoryLoad = 0xE2,
RegisterWrite = 0xE3,
};
struct CTMemoryLoad {
uint32_t file_offset;
uint32_t size;
uint32_t physical_address;
uint32_t pad;
};
struct CTRegisterWrite {
uint32_t physical_address;
enum : uint32_t {
SIZE_8 = 0xD1,
SIZE_16 = 0xD2,
SIZE_32 = 0xD3,
SIZE_64 = 0xD4
} size;
// TODO: Make it clearer which bits of this member are used for sizes other than 32 bits
uint64_t value;
};
struct CTStreamElement {
CTStreamElementType type;
union {
CTMemoryLoad memory_load;
CTRegisterWrite register_write;
};
};
#pragma pack()
}

187
src/core/tracer/recorder.cpp Normal file
View file

@ -0,0 +1,187 @@
// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <cstring>
#include "common/assert.h"
#include "common/file_util.h"
#include "common/logging/log.h"
#include "recorder.h"
namespace CiTrace {
Recorder::Recorder(const InitialState& initial_state) : initial_state(initial_state) {
}
void Recorder::Finish(const std::string& filename) {
// Setup CiTrace header
CTHeader header;
std::memcpy(header.magic, CTHeader::ExpectedMagicWord(), 4);
header.version = CTHeader::ExpectedVersion();
header.header_size = sizeof(CTHeader);
// Calculate file offsets
auto& initial = header.initial_state_offsets;
initial.gpu_registers_size = initial_state.gpu_registers.size();
initial.lcd_registers_size = initial_state.lcd_registers.size();
initial.pica_registers_size = initial_state.pica_registers.size();
initial.default_attributes_size = initial_state.default_attributes.size();
initial.vs_program_binary_size = initial_state.vs_program_binary.size();
initial.vs_swizzle_data_size = initial_state.vs_swizzle_data.size();
initial.vs_float_uniforms_size = initial_state.vs_float_uniforms.size();
initial.gs_program_binary_size = initial_state.gs_program_binary.size();
initial.gs_swizzle_data_size = initial_state.gs_swizzle_data.size();
initial.gs_float_uniforms_size = initial_state.gs_float_uniforms.size();
header.stream_size = stream.size();
initial.gpu_registers = sizeof(header);
initial.lcd_registers = initial.gpu_registers + initial.gpu_registers_size * sizeof(u32);
initial.pica_registers = initial.lcd_registers + initial.lcd_registers_size * sizeof(u32);;
initial.default_attributes = initial.pica_registers + initial.pica_registers_size * sizeof(u32);
initial.vs_program_binary = initial.default_attributes + initial.default_attributes_size * sizeof(u32);
initial.vs_swizzle_data = initial.vs_program_binary + initial.vs_program_binary_size * sizeof(u32);
initial.vs_float_uniforms = initial.vs_swizzle_data + initial.vs_swizzle_data_size * sizeof(u32);
initial.gs_program_binary = initial.vs_float_uniforms + initial.vs_float_uniforms_size * sizeof(u32);
initial.gs_swizzle_data = initial.gs_program_binary + initial.gs_program_binary_size * sizeof(u32);
initial.gs_float_uniforms = initial.gs_swizzle_data + initial.gs_swizzle_data_size * sizeof(u32);
header.stream_offset = initial.gs_float_uniforms + initial.gs_float_uniforms_size * sizeof(u32);
// Iterate through stream elements, update relevant stream element data
for (auto& stream_element : stream) {
switch (stream_element.data.type) {
case MemoryLoad:
{
auto& file_offset = memory_regions[stream_element.hash];
if (!stream_element.uses_existing_data) {
file_offset = header.stream_offset;
}
stream_element.data.memory_load.file_offset = file_offset;
break;
}
default:
// Other commands don't use any extra data
DEBUG_ASSERT(stream_element.extra_data.size() == 0);
break;
}
header.stream_offset += stream_element.extra_data.size();
}
try {
// Open file and write header
FileUtil::IOFile file(filename, "wb");
size_t written = file.WriteObject(header);
if (written != 1 || file.Tell() != initial.gpu_registers)
throw "Failed to write header";
// Write initial state
written = file.WriteArray(initial_state.gpu_registers.data(), initial_state.gpu_registers.size());
if (written != initial_state.gpu_registers.size() || file.Tell() != initial.lcd_registers)
throw "Failed to write GPU registers";
written = file.WriteArray(initial_state.lcd_registers.data(), initial_state.lcd_registers.size());
if (written != initial_state.lcd_registers.size() || file.Tell() != initial.pica_registers)
throw "Failed to write LCD registers";
written = file.WriteArray(initial_state.pica_registers.data(), initial_state.pica_registers.size());
if (written != initial_state.pica_registers.size() || file.Tell() != initial.default_attributes)
throw "Failed to write Pica registers";
written = file.WriteArray(initial_state.default_attributes.data(), initial_state.default_attributes.size());
if (written != initial_state.default_attributes.size() || file.Tell() != initial.vs_program_binary)
throw "Failed to write default vertex attributes";
written = file.WriteArray(initial_state.vs_program_binary.data(), initial_state.vs_program_binary.size());
if (written != initial_state.vs_program_binary.size() || file.Tell() != initial.vs_swizzle_data)
throw "Failed to write vertex shader program binary";
written = file.WriteArray(initial_state.vs_swizzle_data.data(), initial_state.vs_swizzle_data.size());
if (written != initial_state.vs_swizzle_data.size() || file.Tell() != initial.vs_float_uniforms)
throw "Failed to write vertex shader swizzle data";
written = file.WriteArray(initial_state.vs_float_uniforms.data(), initial_state.vs_float_uniforms.size());
if (written != initial_state.vs_float_uniforms.size() || file.Tell() != initial.gs_program_binary)
throw "Failed to write vertex shader float uniforms";
written = file.WriteArray(initial_state.gs_program_binary.data(), initial_state.gs_program_binary.size());
if (written != initial_state.gs_program_binary.size() || file.Tell() != initial.gs_swizzle_data)
throw "Failed to write geomtry shader program binary";
written = file.WriteArray(initial_state.gs_swizzle_data.data(), initial_state.gs_swizzle_data.size());
if (written != initial_state.gs_swizzle_data.size() || file.Tell() != initial.gs_float_uniforms)
throw "Failed to write geometry shader swizzle data";
written = file.WriteArray(initial_state.gs_float_uniforms.data(), initial_state.gs_float_uniforms.size());
if (written != initial_state.gs_float_uniforms.size() || file.Tell() != initial.gs_float_uniforms + sizeof(u32) * initial.gs_float_uniforms_size)
throw "Failed to write geometry shader float uniforms";
// Iterate through stream elements, write "extra data"
for (const auto& stream_element : stream) {
if (stream_element.extra_data.size() == 0)
continue;
written = file.WriteBytes(stream_element.extra_data.data(), stream_element.extra_data.size());
if (written != stream_element.extra_data.size())
throw "Failed to write extra data";
}
if (file.Tell() != header.stream_offset)
throw "Unexpected end of extra data";
// Write actual stream elements
for (const auto& stream_element : stream) {
if (1 != file.WriteObject(stream_element.data))
throw "Failed to write stream element";
}
} catch(const char* str) {
LOG_ERROR(HW_GPU, "Writing CiTrace file failed: %s", str);
}
}
void Recorder::FrameFinished() {
stream.push_back( { FrameMarker } );
}
void Recorder::MemoryAccessed(const u8* data, u32 size, u32 physical_address) {
StreamElement element = { MemoryLoad };
element.data.memory_load.size = size;
element.data.memory_load.physical_address = physical_address;
// Compute hash over given memory region to check if the contents are already stored internally
boost::crc_32_type result;
result.process_bytes(data, size);
element.hash = result.checksum();
element.uses_existing_data = (memory_regions.find(element.hash) != memory_regions.end());
if (!element.uses_existing_data) {
element.extra_data.resize(size);
memcpy(element.extra_data.data(), data, size);
memory_regions.insert({element.hash, 0}); // file offset will be initialized in Finish()
}
stream.push_back(element);
}
template<typename T>
void Recorder::RegisterWritten(u32 physical_address, T value) {
StreamElement element = { RegisterWrite };
element.data.register_write.size = (sizeof(T) == 1) ? CTRegisterWrite::SIZE_8
: (sizeof(T) == 2) ? CTRegisterWrite::SIZE_16
: (sizeof(T) == 4) ? CTRegisterWrite::SIZE_32
: CTRegisterWrite::SIZE_64;
element.data.register_write.physical_address = physical_address;
element.data.register_write.value = value;
stream.push_back(element);
}
template void Recorder::RegisterWritten(u32,u8);
template void Recorder::RegisterWritten(u32,u16);
template void Recorder::RegisterWritten(u32,u32);
template void Recorder::RegisterWritten(u32,u64);
}

90
src/core/tracer/recorder.h Normal file
View file

@ -0,0 +1,90 @@
// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <unordered_map>
#include <vector>
#include <boost/crc.hpp>
#include "common/common_types.h"
#include "citrace.h"
namespace CiTrace {
class Recorder {
public:
struct InitialState {
std::vector<u32> gpu_registers;
std::vector<u32> lcd_registers;
std::vector<u32> pica_registers;
std::vector<u32> default_attributes;
std::vector<u32> vs_program_binary;
std::vector<u32> vs_swizzle_data;
std::vector<u32> vs_float_uniforms;
std::vector<u32> gs_program_binary;
std::vector<u32> gs_swizzle_data;
std::vector<u32> gs_float_uniforms;
};
/**
* Recorder constructor
* @param default_attributes Pointer to an array of 32-bit-aligned 24-bit floating point values.
* @param vs_float_uniforms Pointer to an array of 32-bit-aligned 24-bit floating point values.
*/
Recorder(const InitialState& initial_state);
/// Finish recording of this Citrace and save it using the given filename.
void Finish(const std::string& filename);
/// Mark end of a frame
void FrameFinished();
/**
* Store a copy of the given memory range in the recording.
* @note Use this whenever the GPU is about to access a particular memory region.
* @note The implementation will make sure to minimize redundant memory updates.
*/
void MemoryAccessed(const u8* data, u32 size, u32 physical_address);
/**
* Record a register write.
* @note Use this whenever a GPU-related MMIO register has been written to.
*/
template<typename T>
void RegisterWritten(u32 physical_address, T value);
private:
// Initial state of recording start
InitialState initial_state;
// Command stream
struct StreamElement {
CTStreamElement data;
/**
* Extra data to store along "core" data.
* This is e.g. used for data used in MemoryUpdates.
*/
std::vector<u8> extra_data;
/// Optional CRC hash (e.g. for hashing memory regions)
boost::crc_32_type::value_type hash;
/// If true, refer to data already written to the output file instead of extra_data
bool uses_existing_data;
};
std::vector<StreamElement> stream;
/**
* Internal cache which maps hashes of memory contents to file offsets at which those memory
* contents are stored.
*/
std::unordered_map<boost::crc_32_type::value_type /*hash*/, u32 /*file_offset*/> memory_regions;
};
} // namespace

60
src/video_core/command_processor.cpp
View file

@ -123,12 +123,55 @@ static inline void WritePicaReg(u32 id, u32 value, u32 mask) {
PrimitiveAssembler<VertexShader::OutputVertex> primitive_assembler(regs.triangle_topology.Value());
PrimitiveAssembler<DebugUtils::GeometryDumper::Vertex> dumping_primitive_assembler(regs.triangle_topology.Value());
if (g_debug_context) {
for (int i = 0; i < 3; ++i) {
const auto texture = regs.GetTextures()[i];
if (!texture.enabled)
continue;
u8* texture_data = Memory::GetPhysicalPointer(texture.config.GetPhysicalAddress());
if (g_debug_context && Pica::g_debug_context->recorder)
g_debug_context->recorder->MemoryAccessed(texture_data, Pica::Regs::NibblesPerPixel(texture.format) * texture.config.width / 2 * texture.config.height, texture.config.GetPhysicalAddress());
}
}
class {
/// Combine overlapping and close ranges
void SimplifyRanges() {
for (auto it = ranges.begin(); it != ranges.end(); ++it) {
// NOTE: We add 32 to the range end address to make sure "close" ranges are combined, too
auto it2 = std::next(it);
while (it2 != ranges.end() && it->first + it->second + 32 >= it2->first) {
it->second = std::max(it->second, it2->first + it2->second - it->first);
it2 = ranges.erase(it2);
}
}
}
public:
/// Record a particular memory access in the list
void AddAccess(u32 paddr, u32 size) {
// Create new range or extend existing one
ranges[paddr] = std::max(ranges[paddr], size);
// Simplify ranges...
SimplifyRanges();
}
/// Map of accessed ranges (mapping start address to range size)
std::map<u32, u32> ranges;
} memory_accesses;
for (unsigned int index = 0; index < regs.num_vertices; ++index)
{
unsigned int vertex = is_indexed ? (index_u16 ? index_address_16[index] : index_address_8[index]) : index;
if (is_indexed) {
// TODO: Implement some sort of vertex cache!
if (g_debug_context && Pica::g_debug_context->recorder) {
int size = index_u16 ? 2 : 1;
memory_accesses.AddAccess(base_address + index_info.offset + size * index, size);
}
}
// Initialize data for the current vertex
@ -151,7 +194,14 @@ static inline void WritePicaReg(u32 id, u32 value, u32 mask) {
// Load per-vertex data from the loader arrays
for (unsigned int comp = 0; comp < vertex_attribute_elements[i]; ++comp) {
const u8* srcdata = Memory::GetPhysicalPointer(vertex_attribute_sources[i] + vertex_attribute_strides[i] * vertex + comp * vertex_attribute_element_size[i]);
u32 source_addr = vertex_attribute_sources[i] + vertex_attribute_strides[i] * vertex + comp * vertex_attribute_element_size[i];
const u8* srcdata = Memory::GetPhysicalPointer(source_addr);
if (g_debug_context && Pica::g_debug_context->recorder) {
memory_accesses.AddAccess(source_addr,
(vertex_attribute_formats[i] == Regs::VertexAttributeFormat::FLOAT) ? 4
: (vertex_attribute_formats[i] == Regs::VertexAttributeFormat::SHORT) ? 2 : 1);
}
const float srcval = (vertex_attribute_formats[i] == Regs::VertexAttributeFormat::BYTE) ? *(s8*)srcdata :
(vertex_attribute_formats[i] == Regs::VertexAttributeFormat::UBYTE) ? *(u8*)srcdata :
@ -213,14 +263,20 @@ static inline void WritePicaReg(u32 id, u32 value, u32 mask) {
}
}
for (auto& range : memory_accesses.ranges) {
g_debug_context->recorder->MemoryAccessed(Memory::GetPhysicalPointer(range.first),
range.second, range.first);
}
if (Settings::values.use_hw_renderer) {
VideoCore::g_renderer->hw_rasterizer->DrawTriangles();
}
geometry_dumper.Dump();
if (g_debug_context)
if (g_debug_context) {
g_debug_context->OnEvent(DebugContext::Event::FinishedPrimitiveBatch, nullptr);
}
break;
}

4
src/video_core/debug_utils/debug_utils.h
View file

@ -14,6 +14,8 @@
#include "common/vector_math.h"
#include "core/tracer/recorder.h"
#include "video_core/pica.h"
namespace Pica {
@ -129,6 +131,8 @@ public:
Event active_breakpoint;
bool at_breakpoint = false;
std::shared_ptr<CiTrace::Recorder> recorder = nullptr;
private:
/**
* Private default constructor to make sure people always construct this through Construct()

6
src/video_core/renderer_opengl/renderer_opengl.cpp
View file

@ -22,6 +22,8 @@
#include "video_core/renderer_opengl/gl_shader_util.h"
#include "video_core/renderer_opengl/gl_shaders.h"
#include "video_core/debug_utils/debug_utils.h"
/**
* Vertex structure that the drawn screen rectangles are composed of.
*/
@ -129,6 +131,10 @@ void RendererOpenGL::SwapBuffers() {
hw_rasterizer->Reset();
}
}
if (Pica::g_debug_context && Pica::g_debug_context->recorder) {
Pica::g_debug_context->recorder->FrameFinished();
}
}
/**