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shader: Implement BAR and fix memory barriers

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This commit is contained in:
ReinUsesLisp
2021-04-04 03:04:48 -03:00
committed by ameerj
parent 85795de99f
commit fc93bc2abd
7 changed files with 79 additions and 5 deletions
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15
src/shader_recompiler/backend/spirv/emit_spirv_barriers.cpp
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@ -8,16 +8,25 @@
namespace Shader::Backend::SPIRV {
namespace {
void EmitMemoryBarrierImpl(EmitContext& ctx, spv::Scope scope) {
const auto semantics =
const auto semantics{
spv::MemorySemanticsMask::AcquireRelease | spv::MemorySemanticsMask::UniformMemory |
spv::MemorySemanticsMask::WorkgroupMemory | spv::MemorySemanticsMask::AtomicCounterMemory |
spv::MemorySemanticsMask::ImageMemory;
spv::MemorySemanticsMask::ImageMemory};
ctx.OpMemoryBarrier(ctx.Constant(ctx.U32[1], static_cast<u32>(scope)),
ctx.Constant(ctx.U32[1], static_cast<u32>(semantics)));
}
} // Anonymous namespace
void EmitBarrier(EmitContext& ctx) {
const auto execution{spv::Scope::Workgroup};
const auto memory{spv::Scope::Workgroup};
const auto memory_semantics{spv::MemorySemanticsMask::AcquireRelease |
spv::MemorySemanticsMask::WorkgroupMemory};
ctx.OpControlBarrier(ctx.Constant(ctx.U32[1], static_cast<u32>(execution)),
ctx.Constant(ctx.U32[1], static_cast<u32>(memory)),
ctx.Constant(ctx.U32[1], static_cast<u32>(memory_semantics)));
}
void EmitMemoryBarrierWorkgroupLevel(EmitContext& ctx) {
EmitMemoryBarrierImpl(ctx, spv::Scope::Workgroup);
}