4 files changed, 0 insertions, 398 deletions

diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index a2e2e976e..4204ace2b 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -463,9 +463,6 @@ add_library(core STATIC
     settings.h
     telemetry_session.cpp
     telemetry_session.h
-    tracer/citrace.h
-    tracer/recorder.cpp
-    tracer/recorder.h
 )
 
 create_target_directory_groups(core)
diff --git a/src/core/tracer/citrace.h b/src/core/tracer/citrace.h
deleted file mode 100644
index 21fdc127a..000000000
--- a/src/core/tracer/citrace.h
+++ /dev/null
@@ -1,100 +0,0 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include "common/common_types.h"
-
-namespace CiTrace {
-
-// NOTE: Things are stored in little-endian
-
-#pragma pack(1)
-
-struct CTHeader {
-    static const char* ExpectedMagicWord() {
-        return "CiTr";
-    }
-
-    static u32 ExpectedVersion() {
-        return 1;
-    }
-
-    char magic[4];
-    u32 version;
-    u32 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 u32 units.
-        u32 gpu_registers;
-        u32 gpu_registers_size;
-        u32 lcd_registers;
-        u32 lcd_registers_size;
-        u32 pica_registers;
-        u32 pica_registers_size;
-        u32 default_attributes;
-        u32 default_attributes_size;
-        u32 vs_program_binary;
-        u32 vs_program_binary_size;
-        u32 vs_swizzle_data;
-        u32 vs_swizzle_data_size;
-        u32 vs_float_uniforms;
-        u32 vs_float_uniforms_size;
-        u32 gs_program_binary;
-        u32 gs_program_binary_size;
-        u32 gs_swizzle_data;
-        u32 gs_swizzle_data_size;
-        u32 gs_float_uniforms;
-        u32 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;
-
-    u32 stream_offset;
-    u32 stream_size;
-};
-
-enum CTStreamElementType : u32 {
-    FrameMarker = 0xE1,
-    MemoryLoad = 0xE2,
-    RegisterWrite = 0xE3,
-};
-
-struct CTMemoryLoad {
-    u32 file_offset;
-    u32 size;
-    u32 physical_address;
-    u32 pad;
-};
-
-struct CTRegisterWrite {
-    u32 physical_address;
-
-    enum : u32 {
-        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
-    u64 value;
-};
-
-struct CTStreamElement {
-    CTStreamElementType type;
-
-    union {
-        CTMemoryLoad memory_load;
-        CTRegisterWrite register_write;
-    };
-};
-
-#pragma pack()
-} // namespace CiTrace
diff --git a/src/core/tracer/recorder.cpp b/src/core/tracer/recorder.cpp
deleted file mode 100644
index 73cacb47f..000000000
--- a/src/core/tracer/recorder.cpp
+++ /dev/null
@@ -1,208 +0,0 @@
-// 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 "core/tracer/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 = static_cast<u32>(initial_state.gpu_registers.size());
-    initial.lcd_registers_size = static_cast<u32>(initial_state.lcd_registers.size());
-    initial.pica_registers_size = static_cast<u32>(initial_state.pica_registers.size());
-    initial.default_attributes_size = static_cast<u32>(initial_state.default_attributes.size());
-    initial.vs_program_binary_size = static_cast<u32>(initial_state.vs_program_binary.size());
-    initial.vs_swizzle_data_size = static_cast<u32>(initial_state.vs_swizzle_data.size());
-    initial.vs_float_uniforms_size = static_cast<u32>(initial_state.vs_float_uniforms.size());
-    initial.gs_program_binary_size = static_cast<u32>(initial_state.gs_program_binary.size());
-    initial.gs_swizzle_data_size = static_cast<u32>(initial_state.gs_swizzle_data.size());
-    initial.gs_float_uniforms_size = static_cast<u32>(initial_state.gs_float_uniforms.size());
-    header.stream_size = static_cast<u32>(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 += static_cast<u32>(stream_element.extra_data.size());
-    }
-
-    try {
-        // Open file and write header
-        FileUtil::IOFile file(filename, "wb");
-        std::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: {}", 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);
-} // namespace CiTrace
diff --git a/src/core/tracer/recorder.h b/src/core/tracer/recorder.h
deleted file mode 100644
index e1cefd5fe..000000000
--- a/src/core/tracer/recorder.h
+++ /dev/null
@@ -1,87 +0,0 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include <string>
-#include <unordered_map>
-#include <vector>
-#include <boost/crc.hpp>
-#include "common/common_types.h"
-#include "core/tracer/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 initial_state Initial recorder state
-     */
-    explicit 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 CiTrace