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shader: retain resource type IDs in SPIR-V emission state

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This commit is contained in:
nmzik
2026-10-09 01:55:50 +02:00
parent 97fda7b10f
commit 46997dfc7a
5 changed files with 118 additions and 92 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterAnalysis.cpp
+13 -12
View File
@@ -141,7 +141,8 @@ uint32_t LoadImageDescriptor(EmitterState& state, uint32_t resource, uint32_t mi
uint32_t array_index) {
const auto pointer = ImageDescriptorPointer(state, resource, mip, array_index);
const auto image = state.builder.AllocateId();
state.builder.AddFunction(spv::OpLoad, ImageType(state, state.program.info.images.at(resource)),
const auto kind = *IR::DescriptorBindingForImage(state.program.info.images[resource]);
state.builder.AddFunction(spv::OpLoad, state.images[IR::ImageBindingIndex(kind)].type,
image, pointer);
return image;
}
@@ -151,14 +152,11 @@ uint32_t LoadSamplerDescriptor(EmitterState& state, uint32_t sampler) {
ExitDescriptorBindingFailure(state, IR::DescriptorBindingKind::Samplers, sampler,
"sampler resource index is out of range");
}
const auto sampler_type = state.builder.Type(spv::OpTypeSampler);
const auto pointer_type =
state.builder.Type(spv::OpTypePointer, spv::StorageClassUniformConstant, sampler_type);
const auto pointer = DescriptorElementPointer(
state, pointer_type, state.sampler_variable, ConstantU32(state, sampler),
state, state.sampler_pointer_type, state.sampler_variable, ConstantU32(state, sampler),
IR::DescriptorBindingKind::Samplers, sampler, "sampler descriptor array was not emitted");
const auto sampler_id = state.builder.AllocateId();
state.builder.AddFunction(spv::OpLoad, sampler_type, sampler_id, pointer);
state.builder.AddFunction(spv::OpLoad, state.sampler_type, sampler_id, pointer);
return sampler_id;
}
@@ -168,8 +166,12 @@ uint32_t MakeSampledImage(EmitterState& state, uint32_t resource, uint32_t sampl
EXIT_IF(image_resource.resource_class != IR::ImageResourceClass::Sampled);
const auto image = LoadImageDescriptor(state, resource, mip, array_index);
const auto sampled_image = state.builder.AllocateId();
const auto sampled_type =
state.builder.Type(spv::OpTypeSampledImage, ImageType(state, image_resource));
const auto kind = *IR::DescriptorBindingForImage(image_resource);
auto& sampled_type = state.images[IR::ImageBindingIndex(kind)].sampled_type;
if (sampled_type == 0) {
sampled_type = state.builder.Type(
spv::OpTypeSampledImage, state.images[IR::ImageBindingIndex(kind)].type);
}
state.builder.AddFunction(spv::OpSampledImage, sampled_type, sampled_image, image, sampler_id);
if (array_index != 0u) {
state.builder.RequireExtension("SPV_EXT_descriptor_indexing");
@@ -189,10 +191,9 @@ uint32_t ImageDescriptorPointer(EmitterState& state, uint32_t resource, uint32_t
if (array_index == 0u) {
array_index = ConstantU32(state, image.descriptor_index + mip);
}
const auto pointer_type = state.builder.Type(
spv::OpTypePointer, spv::StorageClassUniformConstant, ImageType(state, image));
const auto variable = state.image_variables[IR::ImageBindingIndex(*kind)];
return DescriptorElementPointer(state, pointer_type, variable, array_index, *kind, resource,
const auto& definition = state.images[IR::ImageBindingIndex(*kind)];
return DescriptorElementPointer(state, definition.pointer_type, definition.variable,
array_index, *kind, resource,
"image descriptor array was not emitted");
}
src/graphics/shader/recompiler/backend/spirv/spirvEmitterInternal.h
+20 -8
View File
@@ -57,6 +57,21 @@ constexpr std::array<ImageDimensionInfo, 7> ImageDimensions {{
const ImageDimensionInfo& ImageDimensionInfoFor(ImageDimension dimension);
struct BufferDefinition {
uint32_t variable = 0;
uint32_t type = 0;
uint32_t element_type = 0;
uint32_t pointer_type = 0;
uint32_t element_pointer_type = 0;
};
struct ImageDefinition {
uint32_t variable = 0;
uint32_t type = 0;
uint32_t pointer_type = 0;
uint32_t sampled_type = 0;
};
struct EmitterState {
EmitterState(IR::Program& program_, ShaderStageInputInfo input_info_)
: builder(program_.stage == ShaderType::Mesh ? 0x00010400u : 0x00010300u),
@@ -93,10 +108,7 @@ struct EmitterState {
uint32_t lane_count = 1;
uint32_t lane_half = 0;
uint32_t storage_buffer_variable = 0;
uint32_t storage_buffer_u8_variable = 0;
uint32_t storage_buffer_u16_variable = 0;
uint32_t storage_buffer_u64_variable = 0;
std::array<BufferDefinition, 4> storage_buffers {};
std::array<uint32_t, IR::ShaderInfo::MaxBuffers> memory_byte_offsets {};
uint32_t bda_pagetable_variable = 0;
uint32_t fault_buffer_variable = 0;
@@ -112,8 +124,10 @@ struct EmitterState {
uint32_t lds_variable = 0;
uint32_t lds_u64_variable = 0;
std::array<uint32_t, 2> scratch_variable {};
std::array<uint32_t, IR::ImageBindingCount> image_variables {};
std::array<ImageDefinition, IR::ImageBindingCount> images {};
uint32_t sampler_variable = 0;
uint32_t sampler_type = 0;
uint32_t sampler_pointer_type = 0;
uint32_t main_func = 0;
uint32_t mesh_guest_func = 0;
uint32_t mesh_allocation = 0;
@@ -156,8 +170,6 @@ uint32_t TypeI32Vector(EmitterState& state, uint32_t components);
uint32_t TypeF32Vector(EmitterState& state, uint32_t components);
uint32_t TypePointer(EmitterState& state, spv::StorageClass storage_class, uint32_t pointee);
uint32_t TypeFunction(EmitterState& state);
uint32_t TypeStorageBufferElement(EmitterState& state, uint32_t bits);
uint32_t TypeStorageBufferPointer(EmitterState& state, uint32_t bits = 32);
uint32_t TypeStorageBufferElementPointer(EmitterState& state, uint32_t bits = 32);
uint32_t TypePhysicalU32Pointer(EmitterState& state);
uint32_t TypePushConstantElementPointer(EmitterState& state);
@@ -405,7 +417,7 @@ MemoryResourceAccess PrepareMemoryResourceAccess(EmitterState& state, const IR::
MemoryResourceAccess PrepareStorageBufferResourceAccess(EmitterState& state,
const IR::MemoryInfo& mem,
uint32_t variable, uint32_t pointer_type);
BufferDefinition& buffer);
uint32_t EmitMemoryElementInBounds(EmitterState& state, const MemoryResourceAccess& access,
uint32_t index);
src/graphics/shader/recompiler/backend/spirv/spirvEmitterMemory.cpp
+6 -4
View File
@@ -332,7 +332,8 @@ uint32_t LoadSubwordInBounds(ValueEmitContext& ctx, const MemoryResourceAccess&
uint32_t value;
if (resource.element_bits < 32u) {
const auto loaded = ctx.state.builder.AllocateId();
ctx.state.builder.AddFunction(spv::OpLoad, TypeStorageBufferElement(ctx.state, bits), loaded,
ctx.state.builder.AddFunction(spv::OpLoad,
ctx.state.storage_buffers[bits == 8u ? 0 : 1].element_type, loaded,
EmitMemoryElementPointer(ctx.state, resource, index),
resource.memory_access);
value = Unary(ctx.state, spv::OpUConvert, TypeU32(ctx.state), loaded);
@@ -437,7 +438,8 @@ void StoreSubwordInBounds(ValueEmitContext& ctx, const IR::MemoryInfo& mem,
if (resource.element_bits < 32u) {
ctx.state.builder.AddFunction(
spv::OpStore, pointer,
Unary(ctx.state, spv::OpUConvert, TypeStorageBufferElement(ctx.state, bits), data),
Unary(ctx.state, spv::OpUConvert,
ctx.state.storage_buffers[bits == 8u ? 0 : 1].element_type, data),
resource.memory_access);
return;
}
@@ -1199,8 +1201,8 @@ uint32_t EmitBufferAtomic64(ValueEmitContext& ctx, const IR::Inst& inst) {
auto& state = ctx.state;
return EmitValueOrDefaultIfCondition(
state, ctx.Arg(inst, inst.NumArgs() - 1), TypeU64(state), ConstantU64(state, 0), [&]() {
const auto resource = PrepareStorageBufferResourceAccess(
state, mem, state.storage_buffer_u64_variable, TypeStorageBufferPointer(state, 64));
const auto resource =
PrepareStorageBufferResourceAccess(state, mem, state.storage_buffers[3]);
const auto byte_address = ByteAddress(ctx, inst, mem);
const auto index = Binary(state, spv::OpShiftRightLogical, TypeU32(state), byte_address,
ConstantU32(state, 3u));
src/graphics/shader/recompiler/backend/spirv/spirvEmitterMemoryHelpers.cpp
+14 -10
View File
@@ -152,20 +152,22 @@ void EnsureLdsStorage(EmitterState& state) {
MemoryResourceAccess PrepareStorageBufferResourceAccess(EmitterState& state,
const IR::MemoryInfo& mem,
uint32_t variable,
uint32_t pointer_type) {
if (variable == 0) {
BufferDefinition& buffer) {
if (buffer.variable == 0) {
ExitDescriptorBindingFailure(state, IR::DescriptorBindingKind::Buffers, mem.resource,
"storage buffer descriptor array was not emitted");
}
if (buffer.pointer_type == 0) {
buffer.pointer_type = TypePointer(state, spv::StorageClassStorageBuffer, buffer.type);
}
const auto array_index =
state.program.info.buffers.at(mem.resource).descriptor_index;
MemoryResourceAccess access {
.kind = mem.kind,
.memory_access = mem.coherent ? spv::MemoryAccessVolatileMask : spv::MemoryAccessMaskNone};
access.object_pointer = state.builder.AllocateId();
state.builder.AddFunction(spv::OpAccessChain, pointer_type, access.object_pointer, variable,
ConstantU32(state, array_index));
state.builder.AddFunction(spv::OpAccessChain, buffer.pointer_type, access.object_pointer,
buffer.variable, ConstantU32(state, array_index));
access.byte_offset = state.memory_byte_offsets[array_index];
access.length = state.builder.AllocateId();
state.builder.AddFunction(spv::OpArrayLength, TypeU32(state), access.length,
@@ -207,11 +209,13 @@ MemoryResourceAccess PrepareMemoryResourceAccess(EmitterState& state, const IR::
case IR::ResourceKind::Buffer: {
const auto bits = mem.kind == IR::ResourceKind::Buffer
? IR::StorageBufferElementBits(state.program, mem) : 32u;
const auto variable = bits == 8u ? state.storage_buffer_u8_variable
: bits == 16u ? state.storage_buffer_u16_variable
: state.storage_buffer_variable;
access = PrepareStorageBufferResourceAccess(
state, mem, variable, TypeStorageBufferPointer(state, bits));
auto* buffer = &state.storage_buffers[2];
if (bits == 8u) {
buffer = &state.storage_buffers[0];
} else if (bits == 16u) {
buffer = &state.storage_buffers[1];
}
access = PrepareStorageBufferResourceAccess(state, mem, *buffer);
access.element_bits = bits;
return access;
}
src/graphics/shader/recompiler/backend/spirv/spirvEmitterModule.cpp
+65 -58
View File
@@ -120,32 +120,39 @@ uint32_t TypeFunction(EmitterState& state) {
return state.function_type;
}
uint32_t TypeStorageBufferElement(EmitterState& state, uint32_t bits) {
return bits == 32u ? TypeU32(state)
: bits == 64u ? TypeU64(state)
: state.builder.Type(spv::OpTypeInt, bits, 0);
}
uint32_t StorageRuntimeArrayType(EmitterState& state, uint32_t bits) {
return state.builder.DecoratedType(
spv::OpTypeRuntimeArray,
{{spv::OpDecorate, {spv::DecorationArrayStride, bits / 8u}}},
TypeStorageBufferElement(state, bits));
}
uint32_t StorageBufferType(EmitterState& state, uint32_t bits = 32) {
return state.builder.DecoratedType(spv::OpTypeStruct,
{{spv::OpMemberDecorate, {0, spv::DecorationOffset, 0}},
{spv::OpDecorate, {spv::DecorationBlock}}},
StorageRuntimeArrayType(state, bits));
}
uint32_t TypeStorageBufferPointer(EmitterState& state, uint32_t bits) {
return TypePointer(state, spv::StorageClassStorageBuffer, StorageBufferType(state, bits));
uint32_t StorageBufferType(EmitterState& state, BufferDefinition& buffer, uint32_t bits = 32) {
if (buffer.type == 0) {
if (bits == 32u) {
buffer.element_type = TypeU32(state);
} else if (bits == 64u) {
buffer.element_type = TypeU64(state);
} else {
buffer.element_type = state.builder.Type(spv::OpTypeInt, bits, 0);
}
const auto array = state.builder.DecoratedType(
spv::OpTypeRuntimeArray,
{{spv::OpDecorate, {spv::DecorationArrayStride, bits / 8u}}}, buffer.element_type);
buffer.type = state.builder.DecoratedType(
spv::OpTypeStruct, {{spv::OpMemberDecorate, {0, spv::DecorationOffset, 0}},
{spv::OpDecorate, {spv::DecorationBlock}}}, array);
}
return buffer.type;
}
uint32_t TypeStorageBufferElementPointer(EmitterState& state, uint32_t bits) {
return TypePointer(state, spv::StorageClassStorageBuffer, TypeStorageBufferElement(state, bits));
auto* buffer = &state.storage_buffers[2];
if (bits == 8u) {
buffer = &state.storage_buffers[0];
} else if (bits == 16u) {
buffer = &state.storage_buffers[1];
} else if (bits == 64u) {
buffer = &state.storage_buffers[3];
}
if (buffer->element_pointer_type == 0) {
buffer->element_pointer_type =
TypePointer(state, spv::StorageClassStorageBuffer, buffer->element_type);
}
return buffer->element_pointer_type;
}
uint32_t TypePhysicalU32Pointer(EmitterState& state) {
@@ -264,60 +271,57 @@ void DefineDescriptors(EmitterState& state) {
ConstantU32(state, counts[index]));
};
switch (kind) {
case IR::DescriptorBindingKind::Buffers:
state.storage_buffer_variable =
Define(ArrayType(StorageBufferType(state)), "buffers");
if (state.program.info.buffer_u8) {
state.storage_buffer_u8_variable =
Define(ArrayType(StorageBufferType(state, 8)), "buffers_u8");
}
if (state.program.info.buffer_u16) {
state.storage_buffer_u16_variable =
Define(ArrayType(StorageBufferType(state, 16)), "buffers_u16");
}
if (state.program.info.buffer_int64_atomics) {
state.storage_buffer_u64_variable =
Define(ArrayType(StorageBufferType(state, 64)), "buffers_u64");
}
for (const auto variable: {state.storage_buffer_variable, state.storage_buffer_u8_variable,
state.storage_buffer_u16_variable, state.storage_buffer_u64_variable}) {
if (variable == 0) continue;
if (state.storage_buffer_u8_variable != 0 || state.storage_buffer_u16_variable != 0 ||
state.storage_buffer_u64_variable != 0) {
state.builder.AddAnnotation(spv::OpDecorate, variable, spv::DecorationAliased);
case IR::DescriptorBindingKind::Buffers: {
const std::array used {info.buffer_u8, info.buffer_u16, true, info.buffer_int64_atomics};
constexpr std::array names {"buffers_u8", "buffers_u16", "buffers", "buffers_u64"};
for (uint32_t alias = 0; alias < used.size(); ++alias) {
if (!used[alias]) continue;
auto& buffer = state.storage_buffers[alias];
const auto type = StorageBufferType(state, buffer, 8u << alias);
buffer.variable = Define(ArrayType(type), names[alias]);
if (info.buffer_u8 || info.buffer_u16 || info.buffer_int64_atomics) {
state.builder.AddAnnotation(spv::OpDecorate, buffer.variable, spv::DecorationAliased);
}
// RDNA2 stores publish to L2 even without GLC; every alias of the buffer
// must participate in visibility for cache-bypassing polling loads.
if (state.program.info.coherent_buffers) {
state.builder.AddAnnotation(spv::OpDecorate, variable, spv::DecorationCoherent);
if (info.coherent_buffers) {
state.builder.AddAnnotation(spv::OpDecorate, buffer.variable, spv::DecorationCoherent);
}
}
break;
}
case IR::DescriptorBindingKind::BdaPagetable:
state.bda_pagetable_variable = Define(StorageBufferType(state, 64), "bda_pagetable");
state.bda_pagetable_variable =
Define(StorageBufferType(state, state.storage_buffers[3], 64), "bda_pagetable");
break;
case IR::DescriptorBindingKind::FaultBuffer:
state.fault_buffer_variable = Define(StorageBufferType(state), "fault_buffer");
state.fault_buffer_variable =
Define(StorageBufferType(state, state.storage_buffers[2]), "fault_buffer");
break;
case IR::DescriptorBindingKind::ShaderData:
state.shader_data_storage_variable =
Define(StorageBufferType(state), "shader_data");
Define(StorageBufferType(state, state.storage_buffers[2]), "shader_data");
break;
case IR::DescriptorBindingKind::FlattenedSrt:
state.flattened_srt_variable = Define(StorageBufferType(state), "flattened_srt");
state.flattened_srt_variable =
Define(StorageBufferType(state, state.storage_buffers[2]), "flattened_srt");
break;
case IR::DescriptorBindingKind::Samplers:
state.sampler_variable = Define(ArrayType(state.builder.Type(spv::OpTypeSampler)),
"samplers", spv::StorageClassUniformConstant);
state.sampler_type = state.builder.Type(spv::OpTypeSampler);
state.sampler_pointer_type = TypePointer(
state, spv::StorageClassUniformConstant, state.sampler_type);
state.sampler_variable = Define(ArrayType(state.sampler_type), "samplers",
spv::StorageClassUniformConstant);
break;
case IR::DescriptorBindingKind::Gds:
state.gds_variable = Define(StorageBufferType(state), "gds");
state.gds_variable = Define(StorageBufferType(state, state.storage_buffers[2]), "gds");
break;
case IR::DescriptorBindingKind::SharedMemory:
state.lds_variable = Define(StorageBufferType(state), "lds_dwords");
state.lds_variable = Define(StorageBufferType(state, state.storage_buffers[2]), "lds_dwords");
state.builder.AddAnnotation(spv::OpDecorate, state.lds_variable, spv::DecorationCoherent);
if (state.program.info.shared_int64_atomics) {
state.lds_u64_variable = Define(StorageBufferType(state, 64), "lds_qwords");
state.lds_u64_variable =
Define(StorageBufferType(state, state.storage_buffers[3], 64), "lds_qwords");
state.builder.AddAnnotation(spv::OpDecorate, state.lds_u64_variable, spv::DecorationCoherent);
for (const auto variable: {state.lds_variable, state.lds_u64_variable}) {
state.builder.AddAnnotation(spv::OpDecorate, variable, spv::DecorationAliased);
@@ -329,9 +333,12 @@ void DefineDescriptors(EmitterState& state) {
IR::ImageResourceClass::None);
const auto& image = *image_types[IR::ImageBindingIndex(kind)];
const auto name = "image_" + std::to_string(static_cast<uint32_t>(kind));
state.image_variables[IR::ImageBindingIndex(kind)] =
Define(ArrayType(ImageType(state, image)), name.c_str(),
spv::StorageClassUniformConstant);
auto& definition = state.images[IR::ImageBindingIndex(kind)];
definition.type = ImageType(state, image);
definition.variable = Define(ArrayType(definition.type), name.c_str(),
spv::StorageClassUniformConstant);
definition.pointer_type = TypePointer(
state, spv::StorageClassUniformConstant, definition.type);
if (image.dimension == ImageDimension::Dim1D ||
image.dimension == ImageDimension::Dim1DArray) {
state.builder.RequireCapability(image.resource_class ==