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