From 36abf67e79b234a361b99a342391249095ccd79c Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Wed, 17 Jul 2019 21:03:53 -0300 Subject: shader/image: Implement SUATOM and fix SUST --- src/video_core/shader/decode/image.cpp | 92 ++++++++++++++++++++++++++-------- 1 file changed, 71 insertions(+), 21 deletions(-) (limited to 'src/video_core/shader/decode/image.cpp') diff --git a/src/video_core/shader/decode/image.cpp b/src/video_core/shader/decode/image.cpp index 008109a99..d54fb88c9 100644 --- a/src/video_core/shader/decode/image.cpp +++ b/src/video_core/shader/decode/image.cpp @@ -44,7 +44,6 @@ u32 ShaderIR::DecodeImage(NodeBlock& bb, u32 pc) { switch (opcode->get().GetId()) { case OpCode::Id::SUST: { UNIMPLEMENTED_IF(instr.sust.mode != Tegra::Shader::SurfaceDataMode::P); - UNIMPLEMENTED_IF(instr.sust.image_type == Tegra::Shader::ImageType::TextureBuffer); UNIMPLEMENTED_IF(instr.sust.out_of_bounds_store != Tegra::Shader::OutOfBoundsStore::Ignore); UNIMPLEMENTED_IF(instr.sust.component_mask_selector != 0xf); // Ensure we have an RGBA store @@ -66,8 +65,46 @@ u32 ShaderIR::DecodeImage(NodeBlock& bb, u32 pc) { image.MarkWrite(); MetaImage meta{image, values}; - const Node store{Operation(OperationCode::ImageStore, meta, std::move(coords))}; - bb.push_back(store); + bb.push_back(Operation(OperationCode::ImageStore, meta, std::move(coords))); + break; + } + case OpCode::Id::SUATOM: { + UNIMPLEMENTED_IF(instr.suatom_d.is_ba != 0); + + Node value = GetRegister(instr.gpr0); + + std::vector coords; + const std::size_t num_coords{GetImageTypeNumCoordinates(instr.sust.image_type)}; + for (std::size_t i = 0; i < num_coords; ++i) { + coords.push_back(GetRegister(instr.gpr8.Value() + i)); + } + + const OperationCode operation_code = [instr] { + switch (instr.suatom_d.operation) { + case Tegra::Shader::ImageAtomicOperation::Add: + return OperationCode::AtomicImageAdd; + case Tegra::Shader::ImageAtomicOperation::Min: + return OperationCode::AtomicImageMin; + case Tegra::Shader::ImageAtomicOperation::Max: + return OperationCode::AtomicImageMax; + case Tegra::Shader::ImageAtomicOperation::And: + return OperationCode::AtomicImageAnd; + case Tegra::Shader::ImageAtomicOperation::Or: + return OperationCode::AtomicImageOr; + case Tegra::Shader::ImageAtomicOperation::Xor: + return OperationCode::AtomicImageXor; + case Tegra::Shader::ImageAtomicOperation::Exch: + return OperationCode::AtomicImageExchange; + default: + UNIMPLEMENTED_MSG("Unimplemented operation={}", + static_cast(instr.suatom_d.operation.Value())); + return OperationCode::AtomicImageAdd; + } + }(); + + const auto& image{GetImage(instr.image, instr.suatom_d.image_type, instr.suatom_d.size)}; + MetaImage meta{image, {std::move(value)}}; + SetRegister(bb, instr.gpr0, Operation(operation_code, meta, std::move(coords))); break; } default: @@ -77,38 +114,51 @@ u32 ShaderIR::DecodeImage(NodeBlock& bb, u32 pc) { return pc; } -Image& ShaderIR::GetImage(Tegra::Shader::Image image, Tegra::Shader::ImageType type) { - const auto offset{static_cast(image.index.Value())}; - - // If this image has already been used, return the existing mapping. - const auto it = used_images.find(offset); - if (it != used_images.end()) { - ASSERT(it->second.GetType() == type); - return it->second; +Image& ShaderIR::GetImage(Tegra::Shader::Image image, Tegra::Shader::ImageType type, + std::optional size) { + const auto offset{static_cast(image.index.Value())}; + if (const auto image = TryUseExistingImage(offset, type, size)) { + return *image; } - // Otherwise create a new mapping for this image. const std::size_t next_index{used_images.size()}; - return used_images.emplace(offset, Image{offset, next_index, type}).first->second; + return used_images.emplace(offset, Image{offset, next_index, type, size}).first->second; } -Image& ShaderIR::GetBindlessImage(Tegra::Shader::Register reg, Tegra::Shader::ImageType type) { +Image& ShaderIR::GetBindlessImage(Tegra::Shader::Register reg, Tegra::Shader::ImageType type, + std::optional size) { const Node image_register{GetRegister(reg)}; const auto [base_image, cbuf_index, cbuf_offset]{ TrackCbuf(image_register, global_code, static_cast(global_code.size()))}; const auto cbuf_key{(static_cast(cbuf_index) << 32) | static_cast(cbuf_offset)}; - // If this image has already been used, return the existing mapping. - const auto it = used_images.find(cbuf_key); - if (it != used_images.end()) { - ASSERT(it->second.GetType() == type); - return it->second; + if (const auto image = TryUseExistingImage(cbuf_key, type, size)) { + return *image; } - // Otherwise create a new mapping for this image. const std::size_t next_index{used_images.size()}; - return used_images.emplace(cbuf_key, Image{cbuf_index, cbuf_offset, next_index, type}) + return used_images.emplace(cbuf_key, Image{cbuf_index, cbuf_offset, next_index, type, size}) .first->second; } +Image* ShaderIR::TryUseExistingImage(u64 offset, Tegra::Shader::ImageType type, + std::optional size) { + auto it = used_images.find(offset); + if (it == used_images.end()) { + return nullptr; + } + auto& image = it->second; + ASSERT(image.GetType() == type); + + if (size) { + // We know the size, if it's known it has to be the same as before, otherwise we can set it. + if (image.IsSizeKnown()) { + ASSERT(image.GetSize() == size); + } else { + image.SetSize(*size); + } + } + return ℑ +} + } // namespace VideoCommon::Shader -- cgit v1.2.3