summaryrefslogtreecommitdiffstats
path: root/src/shader_recompiler/backend/spirv/emit_context.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/shader_recompiler/backend/spirv/emit_context.cpp')
-rw-r--r--src/shader_recompiler/backend/spirv/emit_context.cpp191
1 files changed, 111 insertions, 80 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_context.cpp b/src/shader_recompiler/backend/spirv/emit_context.cpp
index 6c8f16562..4a4de3676 100644
--- a/src/shader_recompiler/backend/spirv/emit_context.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_context.cpp
@@ -48,6 +48,25 @@ Id ImageType(EmitContext& ctx, const TextureDescriptor& desc) {
}
throw InvalidArgument("Invalid texture type {}", desc.type);
}
+
+Id DefineVariable(EmitContext& ctx, Id type, std::optional<spv::BuiltIn> builtin,
+ spv::StorageClass storage_class) {
+ const Id pointer_type{ctx.TypePointer(storage_class, type)};
+ const Id id{ctx.AddGlobalVariable(pointer_type, storage_class)};
+ if (builtin) {
+ ctx.Decorate(id, spv::Decoration::BuiltIn, *builtin);
+ }
+ ctx.interfaces.push_back(id);
+ return id;
+}
+
+Id DefineInput(EmitContext& ctx, Id type, std::optional<spv::BuiltIn> builtin = std::nullopt) {
+ return DefineVariable(ctx, type, builtin, spv::StorageClass::Input);
+}
+
+Id DefineOutput(EmitContext& ctx, Id type, std::optional<spv::BuiltIn> builtin = std::nullopt) {
+ return DefineVariable(ctx, type, builtin, spv::StorageClass::Output);
+}
} // Anonymous namespace
void VectorTypes::Define(Sirit::Module& sirit_ctx, Id base_type, std::string_view name) {
@@ -144,59 +163,8 @@ void EmitContext::DefineCommonConstants() {
}
void EmitContext::DefineInterfaces(const Info& info, Stage stage) {
- const auto define{
- [this](Id type, std::optional<spv::BuiltIn> builtin, spv::StorageClass storage_class) {
- const Id pointer_type{TypePointer(storage_class, type)};
- const Id id{AddGlobalVariable(pointer_type, storage_class)};
- if (builtin) {
- Decorate(id, spv::Decoration::BuiltIn, *builtin);
- }
- interfaces.push_back(id);
- return id;
- }};
- using namespace std::placeholders;
- const auto define_input{std::bind(define, _1, _2, spv::StorageClass::Input)};
- const auto define_output{std::bind(define, _1, _2, spv::StorageClass::Output)};
-
- if (info.uses_workgroup_id) {
- workgroup_id = define_input(U32[3], spv::BuiltIn::WorkgroupId);
- }
- if (info.uses_local_invocation_id) {
- local_invocation_id = define_input(U32[3], spv::BuiltIn::LocalInvocationId);
- }
- if (info.loads_position) {
- const bool is_fragment{stage != Stage::Fragment};
- const spv::BuiltIn built_in{is_fragment ? spv::BuiltIn::Position : spv::BuiltIn::FragCoord};
- input_position = define_input(F32[4], built_in);
- }
- for (size_t i = 0; i < info.loads_generics.size(); ++i) {
- if (info.loads_generics[i]) {
- // FIXME: Declare size from input
- input_generics[i] = define_input(F32[4], std::nullopt);
- Decorate(input_generics[i], spv::Decoration::Location, static_cast<u32>(i));
- Name(input_generics[i], fmt::format("in_attr{}", i));
- }
- }
- if (info.stores_position) {
- output_position = define_output(F32[4], spv::BuiltIn::Position);
- }
- for (size_t i = 0; i < info.stores_generics.size(); ++i) {
- if (info.stores_generics[i]) {
- output_generics[i] = define_output(F32[4], std::nullopt);
- Decorate(output_generics[i], spv::Decoration::Location, static_cast<u32>(i));
- Name(output_generics[i], fmt::format("out_attr{}", i));
- }
- }
- if (stage == Stage::Fragment) {
- for (size_t i = 0; i < 8; ++i) {
- if (!info.stores_frag_color[i]) {
- continue;
- }
- frag_color[i] = define_output(F32[4], std::nullopt);
- Decorate(frag_color[i], spv::Decoration::Location, static_cast<u32>(i));
- Name(frag_color[i], fmt::format("frag_color{}", i));
- }
- }
+ DefineInputs(info, stage);
+ DefineOutputs(info, stage);
}
void EmitContext::DefineConstantBuffers(const Info& info, u32& binding) {
@@ -225,33 +193,6 @@ void EmitContext::DefineConstantBuffers(const Info& info, u32& binding) {
}
}
-void EmitContext::DefineConstantBuffers(const Info& info, Id UniformDefinitions::*member_type,
- u32 binding, Id type, char type_char, u32 element_size) {
- const Id array_type{TypeArray(type, Constant(U32[1], 65536U / element_size))};
- Decorate(array_type, spv::Decoration::ArrayStride, element_size);
-
- const Id struct_type{TypeStruct(array_type)};
- Name(struct_type, fmt::format("cbuf_block_{}{}", type_char, element_size * CHAR_BIT));
- Decorate(struct_type, spv::Decoration::Block);
- MemberName(struct_type, 0, "data");
- MemberDecorate(struct_type, 0, spv::Decoration::Offset, 0U);
-
- const Id struct_pointer_type{TypePointer(spv::StorageClass::Uniform, struct_type)};
- const Id uniform_type{TypePointer(spv::StorageClass::Uniform, type)};
- uniform_types.*member_type = uniform_type;
-
- for (const ConstantBufferDescriptor& desc : info.constant_buffer_descriptors) {
- const Id id{AddGlobalVariable(struct_pointer_type, spv::StorageClass::Uniform)};
- Decorate(id, spv::Decoration::Binding, binding);
- Decorate(id, spv::Decoration::DescriptorSet, 0U);
- Name(id, fmt::format("c{}", desc.index));
- for (size_t i = 0; i < desc.count; ++i) {
- cbufs[desc.index + i].*member_type = id;
- }
- binding += desc.count;
- }
-}
-
void EmitContext::DefineStorageBuffers(const Info& info, u32& binding) {
if (info.storage_buffers_descriptors.empty()) {
return;
@@ -311,4 +252,94 @@ void EmitContext::DefineLabels(IR::Program& program) {
}
}
+void EmitContext::DefineInputs(const Info& info, Stage stage) {
+ if (info.uses_workgroup_id) {
+ workgroup_id = DefineInput(*this, U32[3], spv::BuiltIn::WorkgroupId);
+ }
+ if (info.uses_local_invocation_id) {
+ local_invocation_id = DefineInput(*this, U32[3], spv::BuiltIn::LocalInvocationId);
+ }
+ if (info.loads_position) {
+ const bool is_fragment{stage != Stage::Fragment};
+ const spv::BuiltIn built_in{is_fragment ? spv::BuiltIn::Position : spv::BuiltIn::FragCoord};
+ input_position = DefineInput(*this, F32[4], built_in);
+ }
+ if (info.loads_instance_id) {
+ if (profile.support_vertex_instance_id) {
+ instance_id = DefineInput(*this, U32[1], spv::BuiltIn::InstanceId);
+ } else {
+ instance_index = DefineInput(*this, U32[1], spv::BuiltIn::InstanceIndex);
+ base_instance = DefineInput(*this, U32[1], spv::BuiltIn::BaseInstance);
+ }
+ }
+ if (info.loads_vertex_id) {
+ if (profile.support_vertex_instance_id) {
+ vertex_id = DefineInput(*this, U32[1], spv::BuiltIn::VertexId);
+ } else {
+ vertex_index = DefineInput(*this, U32[1], spv::BuiltIn::VertexIndex);
+ base_vertex = DefineInput(*this, U32[1], spv::BuiltIn::BaseVertex);
+ }
+ }
+ for (size_t index = 0; index < info.loads_generics.size(); ++index) {
+ if (!info.loads_generics[index]) {
+ continue;
+ }
+ // FIXME: Declare size from input
+ const Id id{DefineInput(*this, F32[4])};
+ Decorate(id, spv::Decoration::Location, static_cast<u32>(index));
+ Name(id, fmt::format("in_attr{}", index));
+ input_generics[index] = id;
+ }
+}
+
+void EmitContext::DefineConstantBuffers(const Info& info, Id UniformDefinitions::*member_type,
+ u32 binding, Id type, char type_char, u32 element_size) {
+ const Id array_type{TypeArray(type, Constant(U32[1], 65536U / element_size))};
+ Decorate(array_type, spv::Decoration::ArrayStride, element_size);
+
+ const Id struct_type{TypeStruct(array_type)};
+ Name(struct_type, fmt::format("cbuf_block_{}{}", type_char, element_size * CHAR_BIT));
+ Decorate(struct_type, spv::Decoration::Block);
+ MemberName(struct_type, 0, "data");
+ MemberDecorate(struct_type, 0, spv::Decoration::Offset, 0U);
+
+ const Id struct_pointer_type{TypePointer(spv::StorageClass::Uniform, struct_type)};
+ const Id uniform_type{TypePointer(spv::StorageClass::Uniform, type)};
+ uniform_types.*member_type = uniform_type;
+
+ for (const ConstantBufferDescriptor& desc : info.constant_buffer_descriptors) {
+ const Id id{AddGlobalVariable(struct_pointer_type, spv::StorageClass::Uniform)};
+ Decorate(id, spv::Decoration::Binding, binding);
+ Decorate(id, spv::Decoration::DescriptorSet, 0U);
+ Name(id, fmt::format("c{}", desc.index));
+ for (size_t i = 0; i < desc.count; ++i) {
+ cbufs[desc.index + i].*member_type = id;
+ }
+ binding += desc.count;
+ }
+}
+
+void EmitContext::DefineOutputs(const Info& info, Stage stage) {
+ if (info.stores_position) {
+ output_position = DefineOutput(*this, F32[4], spv::BuiltIn::Position);
+ }
+ for (size_t i = 0; i < info.stores_generics.size(); ++i) {
+ if (info.stores_generics[i]) {
+ output_generics[i] = DefineOutput(*this, F32[4]);
+ Decorate(output_generics[i], spv::Decoration::Location, static_cast<u32>(i));
+ Name(output_generics[i], fmt::format("out_attr{}", i));
+ }
+ }
+ if (stage == Stage::Fragment) {
+ for (size_t i = 0; i < 8; ++i) {
+ if (!info.stores_frag_color[i]) {
+ continue;
+ }
+ frag_color[i] = DefineOutput(*this, F32[4]);
+ Decorate(frag_color[i], spv::Decoration::Location, static_cast<u32>(i));
+ Name(frag_color[i], fmt::format("frag_color{}", i));
+ }
+ }
+}
+
} // namespace Shader::Backend::SPIRV
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-15 09:26:32 +0200