vk_shader_decompiler: Declare and stub interface for a SPIR-V decompiler
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@ -127,6 +127,8 @@ if (ENABLE_VULKAN)
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renderer_vulkan/vk_sampler_cache.h
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renderer_vulkan/vk_scheduler.cpp
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renderer_vulkan/vk_scheduler.h
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renderer_vulkan/vk_shader_decompiler.cpp
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renderer_vulkan/vk_shader_decompiler.h
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renderer_vulkan/vk_stream_buffer.cpp
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renderer_vulkan/vk_stream_buffer.h
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renderer_vulkan/vk_swapchain.cpp
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@ -0,0 +1,45 @@
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// Copyright 2019 yuzu 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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#include <sirit/sirit.h>
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#include "common/assert.h"
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#include "video_core/engines/maxwell_3d.h"
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#include "video_core/engines/shader_header.h"
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#include "video_core/renderer_vulkan/vk_shader_decompiler.h"
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#include "video_core/shader/shader_ir.h"
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namespace Vulkan::VKShader {
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using namespace VideoCommon::Shader;
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using ShaderStage = Tegra::Engines::Maxwell3D::Regs::ShaderStage;
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class SPIRVDecompiler : public Sirit::Module {
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public:
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explicit SPIRVDecompiler(const ShaderIR& ir, ShaderStage stage)
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: Module(0x00010300), ir{ir}, stage{stage}, header{ir.GetHeader()} {}
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void Decompile() {
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UNIMPLEMENTED();
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}
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ShaderEntries GetShaderEntries() const {
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UNIMPLEMENTED();
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return {};
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}
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private:
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const ShaderIR& ir;
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const ShaderStage stage;
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const Tegra::Shader::Header header;
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};
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DecompilerResult Decompile(const VideoCommon::Shader::ShaderIR& ir, Maxwell::ShaderStage stage) {
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auto decompiler = std::make_unique<SPIRVDecompiler>(ir, stage);
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decompiler->Decompile();
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return {std::move(decompiler), decompiler->GetShaderEntries()};
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}
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} // namespace Vulkan::VKShader
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@ -0,0 +1,80 @@
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// Copyright 2019 yuzu 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 <array>
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#include <memory>
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#include <set>
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#include <utility>
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#include <vector>
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#include <sirit/sirit.h>
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#include "common/common_types.h"
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#include "video_core/engines/maxwell_3d.h"
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#include "video_core/shader/shader_ir.h"
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namespace VideoCommon::Shader {
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class ShaderIR;
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}
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namespace Vulkan::VKShader {
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using Maxwell = Tegra::Engines::Maxwell3D::Regs;
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using SamplerEntry = VideoCommon::Shader::Sampler;
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constexpr u32 DESCRIPTOR_SET = 0;
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class ConstBufferEntry : public VideoCommon::Shader::ConstBuffer {
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public:
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explicit constexpr ConstBufferEntry(const VideoCommon::Shader::ConstBuffer& entry, u32 index)
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: VideoCommon::Shader::ConstBuffer{entry}, index{index} {}
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constexpr u32 GetIndex() const {
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return index;
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}
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private:
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u32 index{};
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};
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class GlobalBufferEntry {
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public:
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explicit GlobalBufferEntry(u32 cbuf_index, u32 cbuf_offset)
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: cbuf_index{cbuf_index}, cbuf_offset{cbuf_offset} {}
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u32 GetCbufIndex() const {
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return cbuf_index;
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}
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u32 GetCbufOffset() const {
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return cbuf_offset;
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}
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private:
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u32 cbuf_index{};
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u32 cbuf_offset{};
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};
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struct ShaderEntries {
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u32 const_buffers_base_binding{};
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u32 global_buffers_base_binding{};
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u32 samplers_base_binding{};
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std::vector<ConstBufferEntry> const_buffers;
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std::vector<GlobalBufferEntry> global_buffers;
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std::vector<SamplerEntry> samplers;
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std::set<u32> attributes;
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std::array<bool, Maxwell::NumClipDistances> clip_distances{};
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std::size_t shader_length{};
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Sirit::Id entry_function{};
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std::vector<Sirit::Id> interfaces;
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};
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using DecompilerResult = std::pair<std::unique_ptr<Sirit::Module>, ShaderEntries>;
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DecompilerResult Decompile(const VideoCommon::Shader::ShaderIR& ir, Maxwell::ShaderStage stage);
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} // namespace Vulkan::VKShader
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