ShaderCompiler: Inline driver specific constants.
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@ -57,11 +57,16 @@ public:
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return start_address;
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}
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[[nodiscard]] bool IsPropietaryDriver() const noexcept {
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return is_propietary_driver;
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}
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protected:
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ProgramHeader sph{};
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std::array<u32, 8> gp_passthrough_mask{};
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Stage stage{};
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u32 start_address{};
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bool is_propietary_driver{};
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};
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} // namespace Shader
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@ -677,6 +677,30 @@ void FoldConstBuffer(Environment& env, IR::Block& block, IR::Inst& inst) {
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}
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}
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void FoldDriverConstBuffer(Environment& env, IR::Block& block, IR::Inst& inst, u32 which_bank,
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u32 offset_start = 0, u32 offset_end = std::numeric_limits<u16>::max()) {
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const IR::Value bank{inst.Arg(0)};
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const IR::Value offset{inst.Arg(1)};
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if (!bank.IsImmediate() || !offset.IsImmediate()) {
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return;
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}
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const auto bank_value = bank.U32();
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if (bank_value != which_bank) {
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return;
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}
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const auto offset_value = offset.U32();
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if (offset_value < offset_start || offset_value >= offset_end) {
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return;
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}
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IR::IREmitter ir{block, IR::Block::InstructionList::s_iterator_to(inst)};
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if (inst.GetOpcode() == IR::Opcode::GetCbufU32) {
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inst.ReplaceUsesWith(IR::Value{env.ReadCbufValue(bank_value, offset_value)});
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} else {
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inst.ReplaceUsesWith(
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IR::Value{Common::BitCast<f32>(env.ReadCbufValue(bank_value, offset_value))});
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}
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}
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void ConstantPropagation(Environment& env, IR::Block& block, IR::Inst& inst) {
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switch (inst.GetOpcode()) {
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case IR::Opcode::GetRegister:
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@ -825,13 +849,17 @@ void ConstantPropagation(Environment& env, IR::Block& block, IR::Inst& inst) {
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case IR::Opcode::GetCbufF32:
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case IR::Opcode::GetCbufU32:
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if (env.HasHLEMacroState()) {
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return FoldConstBuffer(env, block, inst);
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FoldConstBuffer(env, block, inst);
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}
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if (env.IsPropietaryDriver()) {
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FoldDriverConstBuffer(env, block, inst, 1);
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}
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break;
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default:
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break;
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}
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}
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} // Anonymous namespace
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void ConstantPropagationPass(Environment& env, IR::Program& program) {
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@ -51,7 +51,7 @@ using VideoCommon::LoadPipelines;
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using VideoCommon::SerializePipeline;
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using Context = ShaderContext::Context;
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constexpr u32 CACHE_VERSION = 8;
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constexpr u32 CACHE_VERSION = 9;
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template <typename Container>
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auto MakeSpan(Container& container) {
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@ -54,7 +54,7 @@ using VideoCommon::FileEnvironment;
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using VideoCommon::GenericEnvironment;
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using VideoCommon::GraphicsEnvironment;
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constexpr u32 CACHE_VERSION = 9;
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constexpr u32 CACHE_VERSION = 10;
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template <typename Container>
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auto MakeSpan(Container& container) {
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@ -325,6 +325,7 @@ GraphicsEnvironment::GraphicsEnvironment(Tegra::Engines::Maxwell3D& maxwell3d_,
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ASSERT(local_size <= std::numeric_limits<u32>::max());
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local_memory_size = static_cast<u32>(local_size) + sph.common3.shader_local_memory_crs_size;
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texture_bound = maxwell3d->regs.bindless_texture_const_buffer_slot;
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is_propietary_driver = texture_bound == 2;
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has_hle_engine_state =
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maxwell3d->engine_state == Tegra::Engines::Maxwell3D::EngineHint::OnHLEMacro;
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}
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@ -399,6 +400,7 @@ ComputeEnvironment::ComputeEnvironment(Tegra::Engines::KeplerCompute& kepler_com
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stage = Shader::Stage::Compute;
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local_memory_size = qmd.local_pos_alloc + qmd.local_crs_alloc;
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texture_bound = kepler_compute->regs.tex_cb_index;
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is_propietary_driver = texture_bound == 2;
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shared_memory_size = qmd.shared_alloc;
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workgroup_size = {qmd.block_dim_x, qmd.block_dim_y, qmd.block_dim_z};
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}
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@ -498,6 +500,7 @@ void FileEnvironment::Deserialize(std::ifstream& file) {
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file.read(reinterpret_cast<char*>(&gp_passthrough_mask), sizeof(gp_passthrough_mask));
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}
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}
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is_propietary_driver = texture_bound == 2;
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}
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void FileEnvironment::Dump(u64 hash) {
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