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shader/memory: Implement RED.E.ADD

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Implements a reduction operation. It's an atomic operation that doesn't
return a value.

This commit introduces another primitive because some shading languages
might have a primitive for reduction operations.
This commit is contained in:
ReinUsesLisp 2020-04-06 02:24:47 -03:00
parent fd0a2b5151
commit 3185245845
5 changed files with 98 additions and 27 deletions
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63
src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
View file

@ -1941,11 +1941,8 @@ private:
return {};
}
template <Id (Module::*func)(Id, Id, Id, Id, Id), Type result_type,
Type value_type = result_type>
template <Id (Module::*func)(Id, Id, Id, Id, Id)>
Expression Atomic(Operation operation) {
const Id type_def = GetTypeDefinition(result_type);
Id pointer;
if (const auto smem = std::get_if<SmemNode>(&*operation[0])) {
pointer = GetSharedMemoryPointer(*smem);
@ -1953,15 +1950,19 @@ private:
pointer = GetGlobalMemoryPointer(*gmem);
} else {
UNREACHABLE();
return {Constant(type_def, 0), result_type};
return {v_float_zero, Type::Float};
}
const Id value = As(Visit(operation[1]), value_type);
const Id scope = Constant(t_uint, static_cast<u32>(spv::Scope::Device));
const Id semantics = Constant(type_def, 0);
const Id semantics = Constant(t_uint, 0);
const Id value = AsUint(Visit(operation[1]));
return {(this->*func)(type_def, pointer, scope, semantics, value), result_type};
return {(this->*func)(t_uint, pointer, scope, semantics, value), Type::Uint};
}
template <Id (Module::*func)(Id, Id, Id, Id, Id)>
Expression Reduce(Operation operation) {
Atomic<func>(operation);
return {};
}
Expression Branch(Operation operation) {
@ -2550,21 +2551,35 @@ private:
&SPIRVDecompiler::AtomicImageXor,
&SPIRVDecompiler::AtomicImageExchange,
&SPIRVDecompiler::Atomic<&Module::OpAtomicExchange, Type::Uint>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicIAdd, Type::Uint>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicUMin, Type::Uint>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicUMax, Type::Uint>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicAnd, Type::Uint>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicOr, Type::Uint>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicXor, Type::Uint>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicExchange>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicIAdd>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicUMin>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicUMax>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicAnd>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicOr>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicXor>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicExchange, Type::Int>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicIAdd, Type::Int>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicSMin, Type::Int>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicSMax, Type::Int>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicAnd, Type::Int>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicOr, Type::Int>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicXor, Type::Int>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicExchange>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicIAdd>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicSMin>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicSMax>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicAnd>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicOr>,
&SPIRVDecompiler::Atomic<&Module::OpAtomicXor>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicIAdd>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicUMin>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicUMax>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicAnd>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicOr>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicXor>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicIAdd>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicSMin>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicSMax>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicAnd>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicOr>,
&SPIRVDecompiler::Reduce<&Module::OpAtomicXor>,
&SPIRVDecompiler::Branch,
&SPIRVDecompiler::BranchIndirect,