mirror of https://github.com/doitsujin/dxvk
101 lines
2.2 KiB
C++
101 lines
2.2 KiB
C++
#pragma once
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#include "dxbc_chunk_isgn.h"
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#include "dxbc_decoder.h"
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#include "dxbc_defs.h"
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#include "dxbc_names.h"
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#include "dxbc_modinfo.h"
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#include "dxbc_util.h"
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namespace dxvk {
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/**
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* \brief Info about unordered access views
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*
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* Stores whether an UAV is accessed with typed
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* read or atomic instructions. This information
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* will be used to generate image types.
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*/
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struct DxbcUavInfo {
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bool accessTypedLoad = false;
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bool accessAtomicOp = false;
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bool sparseFeedback = false;
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VkAccessFlags accessFlags = 0;
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};
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/**
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* \brief Info about shader resource views
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*
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* Stores whether an SRV is accessed with
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* sparse feedback. Useful for buffers.
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*/
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struct DxbcSrvInfo {
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bool sparseFeedback = false;
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};
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/**
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* \brief Counts cull and clip distances
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*/
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struct DxbcClipCullInfo {
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uint32_t numClipPlanes = 0;
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uint32_t numCullPlanes = 0;
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};
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/**
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* \brief Shader analysis info
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*/
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struct DxbcAnalysisInfo {
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std::array<DxbcUavInfo, 64> uavInfos;
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std::array<DxbcSrvInfo, 128> srvInfos;
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std::array<DxbcRegMask, 4096> xRegMasks;
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DxbcClipCullInfo clipCullIn;
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DxbcClipCullInfo clipCullOut;
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bool usesDerivatives = false;
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bool usesKill = false;
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};
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/**
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* \brief DXBC shader analysis pass
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*
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* Collects information about the shader itself
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* and the resources used by the shader, which
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* will later be used by the actual compiler.
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*/
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class DxbcAnalyzer {
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public:
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DxbcAnalyzer(
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const DxbcModuleInfo& moduleInfo,
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const DxbcProgramInfo& programInfo,
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const Rc<DxbcIsgn>& isgn,
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const Rc<DxbcIsgn>& osgn,
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const Rc<DxbcIsgn>& psgn,
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DxbcAnalysisInfo& analysis);
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~DxbcAnalyzer();
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/**
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* \brief Processes a single instruction
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* \param [in] ins The instruction
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*/
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void processInstruction(
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const DxbcShaderInstruction& ins);
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private:
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Rc<DxbcIsgn> m_isgn;
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Rc<DxbcIsgn> m_osgn;
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Rc<DxbcIsgn> m_psgn;
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DxbcAnalysisInfo* m_analysis = nullptr;
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DxbcClipCullInfo getClipCullInfo(
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const Rc<DxbcIsgn>& sgn) const;
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};
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}
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