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shader: Implement MEMBAR.GL

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Implement using memoryBarrier in GLSL and OpMemoryBarrier on SPIR-V.
This commit is contained in:
ReinUsesLisp
2019-12-09 21:46:12 -03:00
parent 6edadef96d
commit 425a254fa2
6 changed files with 47 additions and 2 deletions
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14
src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
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@ -1971,6 +1971,18 @@ private:
return {OpSubgroupReadInvocationKHR(t_float, value, index), Type::Float};
}
Expression MemoryBarrierGL(Operation) {
const auto scope = spv::Scope::Device;
const auto semantics =
spv::MemorySemanticsMask::AcquireRelease | spv::MemorySemanticsMask::UniformMemory |
spv::MemorySemanticsMask::WorkgroupMemory |
spv::MemorySemanticsMask::AtomicCounterMemory | spv::MemorySemanticsMask::ImageMemory;
OpMemoryBarrier(Constant(t_uint, static_cast<u32>(scope)),
Constant(t_uint, static_cast<u32>(semantics)));
return {};
}
Id DeclareBuiltIn(spv::BuiltIn builtin, spv::StorageClass storage, Id type, std::string name) {
const Id id = OpVariable(type, storage);
Decorate(id, spv::Decoration::BuiltIn, static_cast<u32>(builtin));
@ -2374,6 +2386,8 @@ private:
&SPIRVDecompiler::ThreadId,
&SPIRVDecompiler::ShuffleIndexed,
&SPIRVDecompiler::MemoryBarrierGL,
};
static_assert(operation_decompilers.size() == static_cast<std::size_t>(OperationCode::Amount));