mirror of
https://github.com/shadps4-emu/shadPS4.git
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ee38eec7fe
* shader_recompiler: Use push constants for user data regs * shader: Add some GR2 instructions * shader: Add some instructions * shader: Add instructions for knack * touchups * spirv: Better names * buffer_cache: Ignore non gpu modified images * clang format * Add log * more fixes
112 lines
3.9 KiB
C++
112 lines
3.9 KiB
C++
// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <bitset>
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#include "common/types.h"
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#include "shader_recompiler/backend/bindings.h"
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#include "shader_recompiler/info.h"
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namespace Shader {
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struct BufferSpecialization {
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u16 stride : 14;
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u16 is_storage : 1;
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auto operator<=>(const BufferSpecialization&) const = default;
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};
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struct TextureBufferSpecialization {
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bool is_integer = false;
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auto operator<=>(const TextureBufferSpecialization&) const = default;
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};
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struct ImageSpecialization {
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AmdGpu::ImageType type = AmdGpu::ImageType::Color2D;
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bool is_integer = false;
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auto operator<=>(const ImageSpecialization&) const = default;
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};
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/**
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* Alongside runtime information, this structure also checks bound resources
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* for compatibility. Can be used as a key for storing shader permutations.
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* Is separate from runtime information, because resource layout can only be deduced
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* after the first compilation of a module.
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*/
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struct StageSpecialization {
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static constexpr size_t MaxStageResources = 64;
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const Shader::Info* info;
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RuntimeInfo runtime_info;
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std::bitset<MaxStageResources> bitset{};
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boost::container::small_vector<BufferSpecialization, 16> buffers;
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boost::container::small_vector<TextureBufferSpecialization, 8> tex_buffers;
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boost::container::small_vector<ImageSpecialization, 16> images;
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Backend::Bindings start{};
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explicit StageSpecialization(const Shader::Info& info_, RuntimeInfo runtime_info_,
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Backend::Bindings start_)
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: info{&info_}, runtime_info{runtime_info_}, start{start_} {
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u32 binding{};
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ForEachSharp(binding, buffers, info->buffers,
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[](auto& spec, const auto& desc, AmdGpu::Buffer sharp) {
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spec.stride = sharp.GetStride();
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spec.is_storage = desc.IsStorage(sharp);
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});
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ForEachSharp(binding, tex_buffers, info->texture_buffers,
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[](auto& spec, const auto& desc, AmdGpu::Buffer sharp) {
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spec.is_integer = AmdGpu::IsInteger(sharp.GetNumberFmt());
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});
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ForEachSharp(binding, images, info->images,
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[](auto& spec, const auto& desc, AmdGpu::Image sharp) {
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spec.type = sharp.IsPartialCubemap() ? AmdGpu::ImageType::Color2DArray
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: sharp.GetType();
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spec.is_integer = AmdGpu::IsInteger(sharp.GetNumberFmt());
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});
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}
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void ForEachSharp(u32& binding, auto& spec_list, auto& desc_list, auto&& func) {
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for (const auto& desc : desc_list) {
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auto& spec = spec_list.emplace_back();
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const auto sharp = desc.GetSharp(*info);
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if (!sharp) {
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binding++;
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continue;
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}
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bitset.set(binding++);
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func(spec, desc, sharp);
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}
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}
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bool operator==(const StageSpecialization& other) const {
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if (start != other.start) {
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return false;
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}
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if (runtime_info != other.runtime_info) {
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return false;
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}
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u32 binding{};
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for (u32 i = 0; i < buffers.size(); i++) {
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if (other.bitset[binding++] && buffers[i] != other.buffers[i]) {
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return false;
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}
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}
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for (u32 i = 0; i < tex_buffers.size(); i++) {
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if (other.bitset[binding++] && tex_buffers[i] != other.tex_buffers[i]) {
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return false;
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}
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}
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for (u32 i = 0; i < images.size(); i++) {
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if (other.bitset[binding++] && images[i] != other.images[i]) {
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return false;
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}
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}
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return true;
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}
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};
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} // namespace Shader
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