diff options
Diffstat (limited to 'src/video_core/shader/track.cpp')
| -rw-r--r-- | src/video_core/shader/track.cpp | 78 |
1 files changed, 50 insertions, 28 deletions
diff --git a/src/video_core/shader/track.cpp b/src/video_core/shader/track.cpp index eb97bfd41..d5ed81442 100644 --- a/src/video_core/shader/track.cpp +++ b/src/video_core/shader/track.cpp @@ -14,6 +14,7 @@ namespace VideoCommon::Shader { namespace { + std::pair<Node, s64> FindOperation(const NodeBlock& code, s64 cursor, OperationCode operation_code) { for (; cursor >= 0; --cursor) { @@ -63,7 +64,8 @@ bool AmendNodeCv(std::size_t amend_index, Node node) { if (const auto operation = std::get_if<OperationNode>(&*node)) { operation->SetAmendIndex(amend_index); return true; - } else if (const auto conditional = std::get_if<ConditionalNode>(&*node)) { + } + if (const auto conditional = std::get_if<ConditionalNode>(&*node)) { conditional->SetAmendIndex(amend_index); return true; } @@ -72,40 +74,27 @@ bool AmendNodeCv(std::size_t amend_index, Node node) { } // Anonymous namespace -std::tuple<Node, TrackSampler> ShaderIR::TrackBindlessSampler(Node tracked, const NodeBlock& code, - s64 cursor) { +std::pair<Node, TrackSampler> ShaderIR::TrackBindlessSampler(Node tracked, const NodeBlock& code, + s64 cursor) { if (const auto cbuf = std::get_if<CbufNode>(&*tracked)) { + const u32 cbuf_index = cbuf->GetIndex(); + // Constant buffer found, test if it's an immediate const auto& offset = cbuf->GetOffset(); if (const auto immediate = std::get_if<ImmediateNode>(&*offset)) { - auto track = - MakeTrackSampler<BindlessSamplerNode>(cbuf->GetIndex(), immediate->GetValue()); + auto track = MakeTrackSampler<BindlessSamplerNode>(cbuf_index, immediate->GetValue()); return {tracked, track}; } if (const auto operation = std::get_if<OperationNode>(&*offset)) { const u32 bound_buffer = registry.GetBoundBuffer(); - if (bound_buffer != cbuf->GetIndex()) { + if (bound_buffer != cbuf_index) { return {}; } - const auto pair = DecoupleIndirectRead(*operation); - if (!pair) { - return {}; + if (const std::optional pair = DecoupleIndirectRead(*operation)) { + auto [gpr, base_offset] = *pair; + return HandleBindlessIndirectRead(*cbuf, *operation, gpr, base_offset, tracked, + code, cursor); } - auto [gpr, base_offset] = *pair; - const auto offset_inm = std::get_if<ImmediateNode>(&*base_offset); - const auto& gpu_driver = registry.AccessGuestDriverProfile(); - const u32 bindless_cv = NewCustomVariable(); - Node op = - Operation(OperationCode::UDiv, gpr, Immediate(gpu_driver.GetTextureHandlerSize())); - - const Node cv_node = GetCustomVariable(bindless_cv); - Node amend_op = Operation(OperationCode::Assign, cv_node, std::move(op)); - const std::size_t amend_index = DeclareAmend(std::move(amend_op)); - AmendNodeCv(amend_index, code[cursor]); - // TODO Implement Bindless Index custom variable - auto track = MakeTrackSampler<ArraySamplerNode>(cbuf->GetIndex(), - offset_inm->GetValue(), bindless_cv); - return {tracked, track}; } return {}; } @@ -122,10 +111,23 @@ std::tuple<Node, TrackSampler> ShaderIR::TrackBindlessSampler(Node tracked, cons return TrackBindlessSampler(source, code, new_cursor); } if (const auto operation = std::get_if<OperationNode>(&*tracked)) { - for (std::size_t i = operation->GetOperandsCount(); i > 0; --i) { - if (auto found = TrackBindlessSampler((*operation)[i - 1], code, cursor); - std::get<0>(found)) { - // Cbuf found in operand. + const OperationNode& op = *operation; + + const OperationCode opcode = operation->GetCode(); + if (opcode == OperationCode::IBitwiseOr || opcode == OperationCode::UBitwiseOr) { + ASSERT(op.GetOperandsCount() == 2); + auto [node_a, index_a, offset_a] = TrackCbuf(op[0], code, cursor); + auto [node_b, index_b, offset_b] = TrackCbuf(op[1], code, cursor); + if (node_a && node_b) { + auto track = MakeTrackSampler<SeparateSamplerNode>(std::pair{index_a, index_b}, + std::pair{offset_a, offset_b}); + return {tracked, std::move(track)}; + } + } + std::size_t i = op.GetOperandsCount(); + while (i--) { + if (auto found = TrackBindlessSampler(op[i - 1], code, cursor); std::get<0>(found)) { + // Constant buffer found in operand. return found; } } @@ -139,6 +141,26 @@ std::tuple<Node, TrackSampler> ShaderIR::TrackBindlessSampler(Node tracked, cons return {}; } +std::pair<Node, TrackSampler> ShaderIR::HandleBindlessIndirectRead( + const CbufNode& cbuf, const OperationNode& operation, Node gpr, Node base_offset, Node tracked, + const NodeBlock& code, s64 cursor) { + const auto offset_imm = std::get<ImmediateNode>(*base_offset); + const auto& gpu_driver = registry.AccessGuestDriverProfile(); + const u32 bindless_cv = NewCustomVariable(); + const u32 texture_handler_size = gpu_driver.GetTextureHandlerSize(); + Node op = Operation(OperationCode::UDiv, gpr, Immediate(texture_handler_size)); + + Node cv_node = GetCustomVariable(bindless_cv); + Node amend_op = Operation(OperationCode::Assign, std::move(cv_node), std::move(op)); + const std::size_t amend_index = DeclareAmend(std::move(amend_op)); + AmendNodeCv(amend_index, code[cursor]); + + // TODO: Implement bindless index custom variable + auto track = + MakeTrackSampler<ArraySamplerNode>(cbuf.GetIndex(), offset_imm.GetValue(), bindless_cv); + return {tracked, track}; +} + std::tuple<Node, u32, u32> ShaderIR::TrackCbuf(Node tracked, const NodeBlock& code, s64 cursor) const { if (const auto cbuf = std::get_if<CbufNode>(&*tracked)) { |