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vk_shader_decompiler: Implement atomic image operations

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Implement atomic operations on images.
On GLSL these are atomicImage* functions (e.g. atomicImageAdd).
This commit is contained in:
ReinUsesLisp 2020-06-02 02:12:25 -03:00
parent 4a6b9a1a71
commit 866c1165af
2 changed files with 25 additions and 41 deletions
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2
externals/sirit vendored

@ -1 +1 @@
Subproject commit a62c5bbc100a5e5a31ea0ccc4a78d8fa6a4167ce
Subproject commit eefca56afd49379bdebc97ded8b480839f930881

64
src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
View file

@ -971,7 +971,7 @@ private:
constexpr int depth = 0;
constexpr bool ms = false;
constexpr int sampled = 2; // This won't be accessed with a sampler
constexpr auto format = spv::ImageFormat::Unknown;
const auto format = image.is_atomic ? spv::ImageFormat::R32ui : spv::ImageFormat::Unknown;
const Id image_type = TypeImage(t_uint, dim, depth, arrayed, ms, sampled, format, {});
const Id pointer_type = TypePointer(spv::StorageClass::UniformConstant, image_type);
const Id id = OpVariable(pointer_type, spv::StorageClass::UniformConstant);
@ -1274,7 +1274,7 @@ private:
} else {
UNREACHABLE_MSG("Unmanaged offset node type");
}
pointer = OpAccessChain(t_cbuf_float, buffer_id, Constant(t_uint, 0), buffer_index,
pointer = OpAccessChain(t_cbuf_float, buffer_id, v_uint_zero, buffer_index,
buffer_element);
}
return {OpLoad(t_float, pointer), Type::Float};
@ -1629,7 +1629,7 @@ private:
const Id result = OpIAddCarry(TypeStruct({t_uint, t_uint}), op_a, op_b);
const Id carry = OpCompositeExtract(t_uint, result, 1);
return {OpINotEqual(t_bool, carry, Constant(t_uint, 0)), Type::Bool};
return {OpINotEqual(t_bool, carry, v_uint_zero), Type::Bool};
}
Expression LogicalAssign(Operation operation) {
@ -1969,39 +1969,20 @@ private:
return {};
}
Expression AtomicImageAdd(Operation operation) {
UNIMPLEMENTED();
return {};
}
template <Id (Module::*func)(Id, Id, Id, Id, Id)>
Expression AtomicImage(Operation operation) {
const auto& meta{std::get<MetaImage>(operation.GetMeta())};
ASSERT(meta.values.size() == 1);
Expression AtomicImageMin(Operation operation) {
UNIMPLEMENTED();
return {};
}
const Id coordinate = GetCoordinates(operation, Type::Int);
const Id image = images.at(meta.image.index).image;
const Id sample = v_uint_zero;
const Id pointer = OpImageTexelPointer(t_image_uint, image, coordinate, sample);
Expression AtomicImageMax(Operation operation) {
UNIMPLEMENTED();
return {};
}
Expression AtomicImageAnd(Operation operation) {
UNIMPLEMENTED();
return {};
}
Expression AtomicImageOr(Operation operation) {
UNIMPLEMENTED();
return {};
}
Expression AtomicImageXor(Operation operation) {
UNIMPLEMENTED();
return {};
}
Expression AtomicImageExchange(Operation operation) {
UNIMPLEMENTED();
return {};
const Id scope = Constant(t_uint, static_cast<u32>(spv::Scope::Device));
const Id semantics = v_uint_zero;
const Id value = AsUint(Visit(meta.values[0]));
return {(this->*func)(t_uint, pointer, scope, semantics, value), Type::Uint};
}
template <Id (Module::*func)(Id, Id, Id, Id, Id)>
@ -2016,7 +1997,7 @@ private:
return {v_float_zero, Type::Float};
}
const Id scope = Constant(t_uint, static_cast<u32>(spv::Scope::Device));
const Id semantics = Constant(t_uint, 0);
const Id semantics = v_uint_zero;
const Id value = AsUint(Visit(operation[1]));
return {(this->*func)(t_uint, pointer, scope, semantics, value), Type::Uint};
@ -2640,11 +2621,11 @@ private:
&SPIRVDecompiler::ImageLoad,
&SPIRVDecompiler::ImageStore,
&SPIRVDecompiler::AtomicImageAdd,
&SPIRVDecompiler::AtomicImageAnd,
&SPIRVDecompiler::AtomicImageOr,
&SPIRVDecompiler::AtomicImageXor,
&SPIRVDecompiler::AtomicImageExchange,
&SPIRVDecompiler::AtomicImage<&Module::OpAtomicIAdd>,
&SPIRVDecompiler::AtomicImage<&Module::OpAtomicAnd>,
&SPIRVDecompiler::AtomicImage<&Module::OpAtomicOr>,
&SPIRVDecompiler::AtomicImage<&Module::OpAtomicXor>,
&SPIRVDecompiler::AtomicImage<&Module::OpAtomicExchange>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicExchange>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicIAdd>,
@ -2786,8 +2767,11 @@ private:
Decorate(TypeStruct(t_gmem_array), spv::Decoration::Block), 0, spv::Decoration::Offset, 0);
const Id t_gmem_ssbo = TypePointer(spv::StorageClass::StorageBuffer, t_gmem_struct);
const Id t_image_uint = TypePointer(spv::StorageClass::Image, t_uint);
const Id v_float_zero = Constant(t_float, 0.0f);
const Id v_float_one = Constant(t_float, 1.0f);
const Id v_uint_zero = Constant(t_uint, 0);
// Nvidia uses these defaults for varyings (e.g. position and generic attributes)
const Id v_varying_default =