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ShaderCompiler: Inline driver specific constants.

This commit is contained in:
Fernando Sahmkow 2022-12-27 21:39:46 -05:00
parent b62ffb612d
commit a045e860dd
5 changed files with 39 additions and 3 deletions

View File

@ -57,11 +57,16 @@ public:
return start_address;
}
[[nodiscard]] bool IsPropietaryDriver() const noexcept {
return is_propietary_driver;
}
protected:
ProgramHeader sph{};
std::array<u32, 8> gp_passthrough_mask{};
Stage stage{};
u32 start_address{};
bool is_propietary_driver{};
};
} // namespace Shader

View File

@ -677,6 +677,30 @@ void FoldConstBuffer(Environment& env, IR::Block& block, IR::Inst& inst) {
}
}
void FoldDriverConstBuffer(Environment& env, IR::Block& block, IR::Inst& inst, u32 which_bank,
u32 offset_start = 0, u32 offset_end = std::numeric_limits<u16>::max()) {
const IR::Value bank{inst.Arg(0)};
const IR::Value offset{inst.Arg(1)};
if (!bank.IsImmediate() || !offset.IsImmediate()) {
return;
}
const auto bank_value = bank.U32();
if (bank_value != which_bank) {
return;
}
const auto offset_value = offset.U32();
if (offset_value < offset_start || offset_value >= offset_end) {
return;
}
IR::IREmitter ir{block, IR::Block::InstructionList::s_iterator_to(inst)};
if (inst.GetOpcode() == IR::Opcode::GetCbufU32) {
inst.ReplaceUsesWith(IR::Value{env.ReadCbufValue(bank_value, offset_value)});
} else {
inst.ReplaceUsesWith(
IR::Value{Common::BitCast<f32>(env.ReadCbufValue(bank_value, offset_value))});
}
}
void ConstantPropagation(Environment& env, IR::Block& block, IR::Inst& inst) {
switch (inst.GetOpcode()) {
case IR::Opcode::GetRegister:
@ -825,13 +849,17 @@ void ConstantPropagation(Environment& env, IR::Block& block, IR::Inst& inst) {
case IR::Opcode::GetCbufF32:
case IR::Opcode::GetCbufU32:
if (env.HasHLEMacroState()) {
return FoldConstBuffer(env, block, inst);
FoldConstBuffer(env, block, inst);
}
if (env.IsPropietaryDriver()) {
FoldDriverConstBuffer(env, block, inst, 1);
}
break;
default:
break;
}
}
} // Anonymous namespace
void ConstantPropagationPass(Environment& env, IR::Program& program) {

View File

@ -51,7 +51,7 @@ using VideoCommon::LoadPipelines;
using VideoCommon::SerializePipeline;
using Context = ShaderContext::Context;
constexpr u32 CACHE_VERSION = 8;
constexpr u32 CACHE_VERSION = 9;
template <typename Container>
auto MakeSpan(Container& container) {

View File

@ -54,7 +54,7 @@ using VideoCommon::FileEnvironment;
using VideoCommon::GenericEnvironment;
using VideoCommon::GraphicsEnvironment;
constexpr u32 CACHE_VERSION = 9;
constexpr u32 CACHE_VERSION = 10;
template <typename Container>
auto MakeSpan(Container& container) {

View File

@ -325,6 +325,7 @@ GraphicsEnvironment::GraphicsEnvironment(Tegra::Engines::Maxwell3D& maxwell3d_,
ASSERT(local_size <= std::numeric_limits<u32>::max());
local_memory_size = static_cast<u32>(local_size) + sph.common3.shader_local_memory_crs_size;
texture_bound = maxwell3d->regs.bindless_texture_const_buffer_slot;
is_propietary_driver = texture_bound == 2;
has_hle_engine_state =
maxwell3d->engine_state == Tegra::Engines::Maxwell3D::EngineHint::OnHLEMacro;
}
@ -399,6 +400,7 @@ ComputeEnvironment::ComputeEnvironment(Tegra::Engines::KeplerCompute& kepler_com
stage = Shader::Stage::Compute;
local_memory_size = qmd.local_pos_alloc + qmd.local_crs_alloc;
texture_bound = kepler_compute->regs.tex_cb_index;
is_propietary_driver = texture_bound == 2;
shared_memory_size = qmd.shared_alloc;
workgroup_size = {qmd.block_dim_x, qmd.block_dim_y, qmd.block_dim_z};
}
@ -498,6 +500,7 @@ void FileEnvironment::Deserialize(std::ifstream& file) {
file.read(reinterpret_cast<char*>(&gp_passthrough_mask), sizeof(gp_passthrough_mask));
}
}
is_propietary_driver = texture_bound == 2;
}
void FileEnvironment::Dump(u64 hash) {