mirror of
https://github.com/KytyPS5/KytyPS5.git
synced 2026-10-20 10:56:58 +02:00
nmzik
282 lines
12 KiB
C++
282 lines
12 KiB
C++
#include "common/assert.h"
|
|
#include "graphics/guest_gpu/gpu_defs.h"
|
|
#include "graphics/shader/recompiler/backend/spirv/SpirvEmitter.h"
|
|
#include "graphics/shader/recompiler/backend/spirv/spirvEmitterInternal.h"
|
|
#include "graphics/shader/recompiler/ir/ShaderIR.h"
|
|
|
|
namespace Libs::Graphics::ShaderRecompiler::Spirv::Emitter {
|
|
|
|
uint32_t PixelParameterLocation(const EmitterState& state, uint32_t attr) {
|
|
std::array<uint32_t, 32> active_inputs {};
|
|
uint32_t active_count = 0;
|
|
for (const auto& input: state.inputs) {
|
|
if (input.kind == IR::StageInputKind::Parameter) {
|
|
active_inputs[active_count++] = input.location;
|
|
}
|
|
}
|
|
return state.stage == ShaderType::Pixel
|
|
? ShaderPixelParameterLocation(*state.input_info.pixel,
|
|
{active_inputs.data(), active_count}, attr)
|
|
: attr;
|
|
}
|
|
|
|
bool PixelParameterIsFlat(const EmitterState& state, uint32_t attr) {
|
|
return state.stage == ShaderType::Pixel &&
|
|
ShaderPixelParameterIsFlat(*state.input_info.pixel, attr);
|
|
}
|
|
|
|
bool PixelParameterIsCustom(const EmitterState& state, uint32_t attr) {
|
|
return state.stage == ShaderType::Pixel &&
|
|
ShaderPixelParameterIsCustom(*state.input_info.pixel, attr);
|
|
}
|
|
|
|
bool HasOutput(const std::vector<OutputBinding>& outputs, IR::StageOutputKind kind,
|
|
uint32_t index) {
|
|
return std::any_of(outputs.begin(), outputs.end(), [kind, index](const OutputBinding& binding) {
|
|
return binding.kind == kind && binding.index == index;
|
|
});
|
|
}
|
|
|
|
void CopyProgramInputsAndOutputs(EmitterState& state, const IR::Program& program) {
|
|
for (const auto& input: program.info.inputs) {
|
|
state.inputs.push_back({input.kind, input.location, input.component_count, 0,
|
|
input.debug_name, input.per_vertex});
|
|
}
|
|
for (const auto& output: program.info.outputs) {
|
|
if (HasOutput(state.outputs, output.kind, output.index)) {
|
|
continue;
|
|
}
|
|
state.outputs.push_back({output.kind, output.index, output.location, 0, output.debug_name});
|
|
}
|
|
}
|
|
|
|
uint32_t OutputVariableForExport(const EmitterState& state, const IR::ExportInfo& exp) {
|
|
if (exp.kind == IR::ExportTargetKind::Position && exp.index == 0) {
|
|
return state.per_vertex_variable;
|
|
}
|
|
if (exp.kind == IR::ExportTargetKind::MrtZ) {
|
|
return state.depth_variable;
|
|
}
|
|
for (const auto& binding: state.outputs) {
|
|
const auto expected_kind = exp.kind == IR::ExportTargetKind::Mrt
|
|
? IR::StageOutputKind::Mrt
|
|
: IR::StageOutputKind::Parameter;
|
|
if (binding.kind == expected_kind && binding.index == exp.index) {
|
|
return binding.variable_id;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
uint32_t ConstantU32(EmitterState& state, uint32_t value);
|
|
[[noreturn]] void ExitDescriptorBindingFailure(const EmitterState& state,
|
|
IR::DescriptorBindingKind kind, uint32_t resource,
|
|
const char* reason) {
|
|
EXIT("shader binding resolution failed during SPIR-V emit: hash=0x%016" PRIx64
|
|
" stage=%u resource=%" PRIu32 " binding_kind=%u reason=%s\n",
|
|
state.program.shader_hash, static_cast<unsigned>(state.stage), resource,
|
|
static_cast<unsigned>(kind), reason);
|
|
std::abort();
|
|
}
|
|
|
|
uint32_t ResourceForDescriptor(const EmitterState& state, IR::DescriptorBindingKind kind,
|
|
uint32_t resource) {
|
|
const auto* descriptor = IR::FindBinding(state.program.bindings, kind);
|
|
if (descriptor == nullptr) {
|
|
ExitDescriptorBindingFailure(state, kind, resource, "descriptor group was not allocated");
|
|
}
|
|
const auto found =
|
|
std::find(descriptor->resources.begin(), descriptor->resources.end(), resource);
|
|
if (found == descriptor->resources.end()) {
|
|
ExitDescriptorBindingFailure(state, kind, resource,
|
|
"resource is absent from descriptor group");
|
|
}
|
|
return static_cast<uint32_t>(found - descriptor->resources.begin());
|
|
}
|
|
|
|
uint32_t DescriptorElementPointer(EmitterState& state, uint32_t result_ptr_type,
|
|
uint32_t variable_id, uint32_t array_index,
|
|
IR::DescriptorBindingKind kind, uint32_t resource,
|
|
const char* variable_name) {
|
|
if (variable_id == 0) {
|
|
ExitDescriptorBindingFailure(state, kind, resource, variable_name);
|
|
}
|
|
const auto pointer = state.builder.AllocateId();
|
|
state.builder.AddFunction(
|
|
{OpAccessChain, result_ptr_type, pointer, variable_id, ConstantU32(state, array_index)});
|
|
return pointer;
|
|
}
|
|
|
|
const ImageDimensionInfo& ImageDimensionInfoFor(ImageDimension dimension) {
|
|
for (const auto& info: ImageDimensions) {
|
|
if (info.dimension == dimension) {
|
|
return info;
|
|
}
|
|
}
|
|
EXIT("SPIR-V image dimension %u is invalid\n", static_cast<uint32_t>(dimension));
|
|
std::abort();
|
|
}
|
|
|
|
uint32_t ImageScalarType(EmitterState& state, Prospero::TextureNumericClass numeric_class) {
|
|
switch (numeric_class) {
|
|
case Prospero::TextureNumericClass::Float: return TypeF32(state);
|
|
case Prospero::TextureNumericClass::Uint: return TypeU32(state);
|
|
case Prospero::TextureNumericClass::Sint: return TypeI32(state);
|
|
case Prospero::TextureNumericClass::Unsupported: break;
|
|
}
|
|
EXIT("invalid image numeric class");
|
|
}
|
|
|
|
uint32_t ImageVectorType(EmitterState& state, Prospero::TextureNumericClass numeric_class,
|
|
uint32_t components) {
|
|
return state.builder.Type(OpTypeVector, {ImageScalarType(state, numeric_class), components});
|
|
}
|
|
|
|
uint32_t ImageType(EmitterState& state, const IR::ImageResource& image) {
|
|
uint32_t sampled = 0;
|
|
uint32_t format = ImageFormatUnknown;
|
|
if (image.resource_class == IR::ImageResourceClass::Sampled) {
|
|
EXIT_IF(image.atomic);
|
|
sampled = 1;
|
|
} else if (image.resource_class == IR::ImageResourceClass::Storage) {
|
|
EXIT_IF(image.numeric_class == Prospero::TextureNumericClass::Sint ||
|
|
image.numeric_class == Prospero::TextureNumericClass::Unsupported);
|
|
sampled = 2;
|
|
if (image.atomic) {
|
|
EXIT_IF(image.numeric_class != Prospero::TextureNumericClass::Uint);
|
|
format = ImageFormatR32ui;
|
|
}
|
|
} else {
|
|
EXIT("invalid image resource class");
|
|
}
|
|
const auto& info = ImageDimensionInfoFor(image.dimension);
|
|
return state.builder.Type(OpTypeImage,
|
|
{ImageScalarType(state, image.numeric_class), info.spirv_dimension,
|
|
image.depth_compare ? 1u : 0u,
|
|
info.arrayed, info.multisampled, sampled, format});
|
|
}
|
|
|
|
uint32_t ImageViewSizeType(EmitterState& state, ImageDimension dimension) {
|
|
switch (ImageDimensionInfoFor(dimension).coordinate_components) {
|
|
case 1u: return TypeU32(state);
|
|
case 2u: return TypeU32Vector(state, 2);
|
|
case 3u: return TypeU32Vector(state, 3);
|
|
default: return 0;
|
|
}
|
|
}
|
|
|
|
uint32_t LoadSampledImageDescriptor(EmitterState& state, uint32_t resource) {
|
|
const auto& image_resource = state.program.info.images.at(resource);
|
|
EXIT_IF(image_resource.resource_class != IR::ImageResourceClass::Sampled);
|
|
const auto kind = IR::DescriptorBindingForImage(image_resource);
|
|
EXIT_IF(!kind.has_value());
|
|
const auto array_index = ResourceForDescriptor(state, *kind, resource);
|
|
const auto variable = state.image_variables[IR::ImageBindingIndex(*kind)];
|
|
const auto pointer_type = state.builder.Type(
|
|
OpTypePointer, {StorageClassUniformConstant, ImageType(state, image_resource)});
|
|
const auto pointer =
|
|
DescriptorElementPointer(state, pointer_type, variable, array_index, *kind, resource,
|
|
"sampled image descriptor array was not emitted");
|
|
const auto image = state.builder.AllocateId();
|
|
state.builder.AddFunction({OpLoad, ImageType(state, image_resource), image, pointer});
|
|
return image;
|
|
}
|
|
|
|
uint32_t LoadSamplerDescriptor(EmitterState& state, uint32_t sampler) {
|
|
const auto array_index =
|
|
ResourceForDescriptor(state, IR::DescriptorBindingKind::Samplers, sampler);
|
|
const auto sampler_type = state.builder.Type(OpTypeSampler);
|
|
const auto pointer_type =
|
|
state.builder.Type(OpTypePointer, {StorageClassUniformConstant, sampler_type});
|
|
const auto pointer = DescriptorElementPointer(
|
|
state, pointer_type, state.sampler_variable, array_index,
|
|
IR::DescriptorBindingKind::Samplers, sampler, "sampler descriptor array was not emitted");
|
|
const auto sampler_id = state.builder.AllocateId();
|
|
state.builder.AddFunction({OpLoad, sampler_type, sampler_id, pointer});
|
|
return sampler_id;
|
|
}
|
|
|
|
uint32_t MakeSampledImage(EmitterState& state, uint32_t resource, uint32_t sampler) {
|
|
const auto& image_resource = state.program.info.images.at(resource);
|
|
const auto image = LoadSampledImageDescriptor(state, resource);
|
|
const auto sampler_id = LoadSamplerDescriptor(state, sampler);
|
|
const auto sampled_image = state.builder.AllocateId();
|
|
const auto sampled_type =
|
|
state.builder.Type(OpTypeSampledImage, {ImageType(state, image_resource)});
|
|
state.builder.AddFunction({OpSampledImage, sampled_type, sampled_image, image, sampler_id});
|
|
return sampled_image;
|
|
}
|
|
|
|
uint32_t StorageImageDescriptorPointer(EmitterState& state, uint32_t resource) {
|
|
const auto& image = state.program.info.images.at(resource);
|
|
EXIT_IF(image.resource_class != IR::ImageResourceClass::Storage);
|
|
const auto kind = IR::DescriptorBindingForImage(image);
|
|
EXIT_IF(!kind.has_value());
|
|
const auto array_index = ResourceForDescriptor(state, *kind, resource);
|
|
const auto pointer_type =
|
|
state.builder.Type(OpTypePointer, {StorageClassUniformConstant, ImageType(state, image)});
|
|
const auto variable = state.image_variables[IR::ImageBindingIndex(*kind)];
|
|
return DescriptorElementPointer(state, pointer_type, variable, array_index, *kind, resource,
|
|
"storage image descriptor array was not emitted");
|
|
}
|
|
|
|
void EmitStorageImageWrite(EmitterState& state, uint32_t resource, uint32_t mip_lod, uint32_t coord,
|
|
uint32_t texel) {
|
|
const auto& image = state.program.info.images.at(resource);
|
|
EXIT_IF(image.resource_class != IR::ImageResourceClass::Storage);
|
|
if (!image.atomic) {
|
|
state.builder.RequireCapability(CapabilityStorageImageWriteWithoutFormat);
|
|
}
|
|
const auto kind = IR::DescriptorBindingForImage(image);
|
|
EXIT_IF(!kind.has_value());
|
|
const auto array_index = ResourceForDescriptor(state, *kind, resource);
|
|
const auto image_type = ImageType(state, image);
|
|
const auto pointer_type =
|
|
state.builder.Type(OpTypePointer, {StorageClassUniformConstant, image_type});
|
|
const auto variable = state.image_variables[IR::ImageBindingIndex(*kind)];
|
|
const auto LoadAt = [&](uint32_t array_index) {
|
|
const auto pointer =
|
|
DescriptorElementPointer(state, pointer_type, variable, array_index, *kind, resource,
|
|
"storage image descriptor array was not emitted");
|
|
const auto descriptor = state.builder.AllocateId();
|
|
state.builder.AddFunction({OpLoad, image_type, descriptor, pointer});
|
|
return descriptor;
|
|
};
|
|
if (image.mip_mode != IR::ImageMipMode::DynamicStorage) {
|
|
state.builder.AddFunction({OpImageWrite, LoadAt(array_index), coord, texel});
|
|
return;
|
|
}
|
|
if (image.mip_count == 0u) {
|
|
ExitDescriptorBindingFailure(state, *kind, resource,
|
|
"dynamic storage image has no mip descriptors");
|
|
}
|
|
|
|
const auto merge_label = state.builder.AllocateId();
|
|
std::vector<uint32_t> labels(image.mip_count);
|
|
std::vector<uint32_t> words {OpSwitch, mip_lod, merge_label};
|
|
for (uint32_t mip = 0; mip < image.mip_count; mip++) {
|
|
labels[mip] = state.builder.AllocateId();
|
|
words.push_back(mip);
|
|
words.push_back(labels[mip]);
|
|
}
|
|
state.builder.AddFunction({OpSelectionMerge, merge_label, SelectionControlNone});
|
|
state.builder.AddFunction(words);
|
|
for (uint32_t mip = 0; mip < image.mip_count; mip++) {
|
|
EmitLabel(state, labels[mip]);
|
|
state.builder.AddFunction({OpImageWrite, LoadAt(array_index + mip), coord, texel});
|
|
state.builder.AddFunction({OpBranch, merge_label});
|
|
}
|
|
EmitLabel(state, merge_label);
|
|
}
|
|
|
|
uint32_t ExecutionModelForStage(ShaderType stage) {
|
|
switch (stage) {
|
|
case ShaderType::Vertex: return ExecutionModelVertex;
|
|
case ShaderType::Mesh: return 5365u; // MeshEXT
|
|
case ShaderType::Pixel: return ExecutionModelFragment;
|
|
default: return ExecutionModelGLCompute;
|
|
}
|
|
}
|
|
|
|
} // namespace Libs::Graphics::ShaderRecompiler::Spirv::Emitter
|