shader/image: Implement SUATOM and fix SUST
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34b2c60f95
commit
36abf67e79
7 changed files with 332 additions and 72 deletions
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@ -44,7 +44,6 @@ u32 ShaderIR::DecodeImage(NodeBlock& bb, u32 pc) {
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switch (opcode->get().GetId()) {
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case OpCode::Id::SUST: {
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UNIMPLEMENTED_IF(instr.sust.mode != Tegra::Shader::SurfaceDataMode::P);
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UNIMPLEMENTED_IF(instr.sust.image_type == Tegra::Shader::ImageType::TextureBuffer);
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UNIMPLEMENTED_IF(instr.sust.out_of_bounds_store != Tegra::Shader::OutOfBoundsStore::Ignore);
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UNIMPLEMENTED_IF(instr.sust.component_mask_selector != 0xf); // Ensure we have an RGBA store
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@ -66,8 +65,46 @@ u32 ShaderIR::DecodeImage(NodeBlock& bb, u32 pc) {
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image.MarkWrite();
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MetaImage meta{image, values};
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const Node store{Operation(OperationCode::ImageStore, meta, std::move(coords))};
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bb.push_back(store);
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bb.push_back(Operation(OperationCode::ImageStore, meta, std::move(coords)));
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break;
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}
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case OpCode::Id::SUATOM: {
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UNIMPLEMENTED_IF(instr.suatom_d.is_ba != 0);
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Node value = GetRegister(instr.gpr0);
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std::vector<Node> coords;
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const std::size_t num_coords{GetImageTypeNumCoordinates(instr.sust.image_type)};
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for (std::size_t i = 0; i < num_coords; ++i) {
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coords.push_back(GetRegister(instr.gpr8.Value() + i));
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}
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const OperationCode operation_code = [instr] {
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switch (instr.suatom_d.operation) {
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case Tegra::Shader::ImageAtomicOperation::Add:
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return OperationCode::AtomicImageAdd;
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case Tegra::Shader::ImageAtomicOperation::Min:
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return OperationCode::AtomicImageMin;
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case Tegra::Shader::ImageAtomicOperation::Max:
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return OperationCode::AtomicImageMax;
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case Tegra::Shader::ImageAtomicOperation::And:
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return OperationCode::AtomicImageAnd;
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case Tegra::Shader::ImageAtomicOperation::Or:
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return OperationCode::AtomicImageOr;
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case Tegra::Shader::ImageAtomicOperation::Xor:
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return OperationCode::AtomicImageXor;
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case Tegra::Shader::ImageAtomicOperation::Exch:
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return OperationCode::AtomicImageExchange;
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default:
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UNIMPLEMENTED_MSG("Unimplemented operation={}",
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static_cast<u32>(instr.suatom_d.operation.Value()));
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return OperationCode::AtomicImageAdd;
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}
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}();
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const auto& image{GetImage(instr.image, instr.suatom_d.image_type, instr.suatom_d.size)};
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MetaImage meta{image, {std::move(value)}};
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SetRegister(bb, instr.gpr0, Operation(operation_code, meta, std::move(coords)));
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break;
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}
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default:
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@ -77,38 +114,51 @@ u32 ShaderIR::DecodeImage(NodeBlock& bb, u32 pc) {
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return pc;
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}
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Image& ShaderIR::GetImage(Tegra::Shader::Image image, Tegra::Shader::ImageType type) {
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const auto offset{static_cast<u64>(image.index.Value())};
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// If this image has already been used, return the existing mapping.
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const auto it = used_images.find(offset);
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if (it != used_images.end()) {
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ASSERT(it->second.GetType() == type);
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return it->second;
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Image& ShaderIR::GetImage(Tegra::Shader::Image image, Tegra::Shader::ImageType type,
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std::optional<Tegra::Shader::ImageAtomicSize> size) {
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const auto offset{static_cast<std::size_t>(image.index.Value())};
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if (const auto image = TryUseExistingImage(offset, type, size)) {
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return *image;
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}
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// Otherwise create a new mapping for this image.
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const std::size_t next_index{used_images.size()};
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return used_images.emplace(offset, Image{offset, next_index, type}).first->second;
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return used_images.emplace(offset, Image{offset, next_index, type, size}).first->second;
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}
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Image& ShaderIR::GetBindlessImage(Tegra::Shader::Register reg, Tegra::Shader::ImageType type) {
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Image& ShaderIR::GetBindlessImage(Tegra::Shader::Register reg, Tegra::Shader::ImageType type,
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std::optional<Tegra::Shader::ImageAtomicSize> size) {
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const Node image_register{GetRegister(reg)};
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const auto [base_image, cbuf_index, cbuf_offset]{
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TrackCbuf(image_register, global_code, static_cast<s64>(global_code.size()))};
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const auto cbuf_key{(static_cast<u64>(cbuf_index) << 32) | static_cast<u64>(cbuf_offset)};
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// If this image has already been used, return the existing mapping.
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const auto it = used_images.find(cbuf_key);
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if (it != used_images.end()) {
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ASSERT(it->second.GetType() == type);
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return it->second;
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if (const auto image = TryUseExistingImage(cbuf_key, type, size)) {
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return *image;
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}
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// Otherwise create a new mapping for this image.
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const std::size_t next_index{used_images.size()};
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return used_images.emplace(cbuf_key, Image{cbuf_index, cbuf_offset, next_index, type})
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return used_images.emplace(cbuf_key, Image{cbuf_index, cbuf_offset, next_index, type, size})
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.first->second;
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}
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Image* ShaderIR::TryUseExistingImage(u64 offset, Tegra::Shader::ImageType type,
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std::optional<Tegra::Shader::ImageAtomicSize> size) {
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auto it = used_images.find(offset);
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if (it == used_images.end()) {
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return nullptr;
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}
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auto& image = it->second;
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ASSERT(image.GetType() == type);
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if (size) {
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// We know the size, if it's known it has to be the same as before, otherwise we can set it.
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if (image.IsSizeKnown()) {
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ASSERT(image.GetSize() == size);
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} else {
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image.SetSize(*size);
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}
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}
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return ℑ
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}
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} // namespace VideoCommon::Shader
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