From 5286a7bc4ccf8da0827b0352f40dbce651b57d09 Mon Sep 17 00:00:00 2001 From: ameerj <52414509+ameerj@users.noreply.github.com> Date: Sun, 5 Dec 2021 16:33:44 -0500 Subject: shader_recompiler: Rename backend emit_context files --- .../backend/glasm/glasm_emit_context.cpp | 156 +++++++++++++++++++++ 1 file changed, 156 insertions(+) create mode 100644 src/shader_recompiler/backend/glasm/glasm_emit_context.cpp (limited to 'src/shader_recompiler/backend/glasm/glasm_emit_context.cpp') diff --git a/src/shader_recompiler/backend/glasm/glasm_emit_context.cpp b/src/shader_recompiler/backend/glasm/glasm_emit_context.cpp new file mode 100644 index 000000000..8fd459dfe --- /dev/null +++ b/src/shader_recompiler/backend/glasm/glasm_emit_context.cpp @@ -0,0 +1,156 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include "shader_recompiler/backend/bindings.h" +#include "shader_recompiler/backend/glasm/emit_context.h" +#include "shader_recompiler/backend/glasm/emit_glasm.h" +#include "shader_recompiler/frontend/ir/program.h" +#include "shader_recompiler/profile.h" +#include "shader_recompiler/runtime_info.h" + +namespace Shader::Backend::GLASM { +namespace { +std::string_view InterpDecorator(Interpolation interp) { + switch (interp) { + case Interpolation::Smooth: + return ""; + case Interpolation::Flat: + return "FLAT "; + case Interpolation::NoPerspective: + return "NOPERSPECTIVE "; + } + throw InvalidArgument("Invalid interpolation {}", interp); +} + +bool IsInputArray(Stage stage) { + return stage == Stage::Geometry || stage == Stage::TessellationControl || + stage == Stage::TessellationEval; +} +} // Anonymous namespace + +EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile& profile_, + const RuntimeInfo& runtime_info_) + : info{program.info}, profile{profile_}, runtime_info{runtime_info_} { + // FIXME: Temporary partial implementation + u32 cbuf_index{}; + for (const auto& desc : info.constant_buffer_descriptors) { + if (desc.count != 1) { + throw NotImplementedException("Constant buffer descriptor array"); + } + Add("CBUFFER c{}[]={{program.buffer[{}]}};", desc.index, cbuf_index); + ++cbuf_index; + } + u32 ssbo_index{}; + for (const auto& desc : info.storage_buffers_descriptors) { + if (desc.count != 1) { + throw NotImplementedException("Storage buffer descriptor array"); + } + if (runtime_info.glasm_use_storage_buffers) { + Add("STORAGE ssbo{}[]={{program.storage[{}]}};", ssbo_index, bindings.storage_buffer); + ++bindings.storage_buffer; + ++ssbo_index; + } + } + if (!runtime_info.glasm_use_storage_buffers) { + if (const size_t num = info.storage_buffers_descriptors.size(); num > 0) { + const size_t index{num + PROGRAM_LOCAL_PARAMETER_STORAGE_BUFFER_BASE}; + Add("PARAM c[{}]={{program.local[0..{}]}};", index, index - 1); + } + } + stage = program.stage; + switch (program.stage) { + case Stage::VertexA: + case Stage::VertexB: + stage_name = "vertex"; + attrib_name = "vertex"; + break; + case Stage::TessellationControl: + case Stage::TessellationEval: + stage_name = "primitive"; + attrib_name = "primitive"; + break; + case Stage::Geometry: + stage_name = "primitive"; + attrib_name = "vertex"; + break; + case Stage::Fragment: + stage_name = "fragment"; + attrib_name = "fragment"; + break; + case Stage::Compute: + stage_name = "invocation"; + break; + } + const std::string_view attr_stage{stage == Stage::Fragment ? "fragment" : "vertex"}; + const VaryingState loads{info.loads.mask | info.passthrough.mask}; + for (size_t index = 0; index < IR::NUM_GENERICS; ++index) { + if (loads.Generic(index)) { + Add("{}ATTRIB in_attr{}[]={{{}.attrib[{}..{}]}};", + InterpDecorator(info.interpolation[index]), index, attr_stage, index, index); + } + } + if (IsInputArray(stage) && loads.AnyComponent(IR::Attribute::PositionX)) { + Add("ATTRIB vertex_position=vertex.position;"); + } + if (info.uses_invocation_id) { + Add("ATTRIB primitive_invocation=primitive.invocation;"); + } + if (info.stores_tess_level_outer) { + Add("OUTPUT result_patch_tessouter[]={{result.patch.tessouter[0..3]}};"); + } + if (info.stores_tess_level_inner) { + Add("OUTPUT result_patch_tessinner[]={{result.patch.tessinner[0..1]}};"); + } + if (info.stores.ClipDistances()) { + Add("OUTPUT result_clip[]={{result.clip[0..7]}};"); + } + for (size_t index = 0; index < info.uses_patches.size(); ++index) { + if (!info.uses_patches[index]) { + continue; + } + if (stage == Stage::TessellationControl) { + Add("OUTPUT result_patch_attrib{}[]={{result.patch.attrib[{}..{}]}};" + "ATTRIB primitive_out_patch_attrib{}[]={{primitive.out.patch.attrib[{}..{}]}};", + index, index, index, index, index, index); + } else { + Add("ATTRIB primitive_patch_attrib{}[]={{primitive.patch.attrib[{}..{}]}};", index, + index, index); + } + } + if (stage == Stage::Fragment) { + Add("OUTPUT frag_color0=result.color;"); + for (size_t index = 1; index < info.stores_frag_color.size(); ++index) { + Add("OUTPUT frag_color{}=result.color[{}];", index, index); + } + } + for (size_t index = 0; index < IR::NUM_GENERICS; ++index) { + if (info.stores.Generic(index)) { + Add("OUTPUT out_attr{}[]={{result.attrib[{}..{}]}};", index, index, index); + } + } + image_buffer_bindings.reserve(info.image_buffer_descriptors.size()); + for (const auto& desc : info.image_buffer_descriptors) { + image_buffer_bindings.push_back(bindings.image); + bindings.image += desc.count; + } + image_bindings.reserve(info.image_descriptors.size()); + for (const auto& desc : info.image_descriptors) { + image_bindings.push_back(bindings.image); + bindings.image += desc.count; + } + texture_buffer_bindings.reserve(info.texture_buffer_descriptors.size()); + for (const auto& desc : info.texture_buffer_descriptors) { + texture_buffer_bindings.push_back(bindings.texture); + bindings.texture += desc.count; + } + texture_bindings.reserve(info.texture_descriptors.size()); + for (const auto& desc : info.texture_descriptors) { + texture_bindings.push_back(bindings.texture); + bindings.texture += desc.count; + } +} + +} // namespace Shader::Backend::GLASM -- cgit v1.2.3