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shader: share descriptor dispatch for scalar and wide buffer stores

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This commit is contained in:
nmzik
2026-10-14 19:01:14 +02:00
parent b6da068313
commit 7468e4f60a
1 changed files with 21 additions and 31 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterMemory.cpp
+12 -22
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@@ -851,20 +851,6 @@ void StoreFormattedPrepared(ValueEmitContext& ctx, const IR::Inst& inst,
}); });
} }
void FormattedStore(ValueEmitContext& ctx, const IR::Inst& inst, const IR::MemoryInfo& mem) {
EmitIfCondition(ctx.state, ctx.Arg(inst, inst.NumArgs() - 1), [&]() {
const auto data = ctx.Arg(inst, inst.NumArgs() - 2);
EmitBufferAccess(ctx, inst, mem, 0u, [&](const auto& selected, const auto& resource) {
const auto info = Format::GetFormatInfo(BufferFormat(ctx, selected));
if (info.type == Format::ComponentType::Unknown) {
StoreWordPrepared(ctx, inst, RebaseRawComponent(selected, 0u), resource, data);
return;
}
StoreFormattedPrepared(ctx, inst, selected, resource, info, data, 1u);
});
});
}
uint32_t LoadIndirectScalarBuffer(ValueEmitContext& ctx, const IR::Inst& inst) { uint32_t LoadIndirectScalarBuffer(ValueEmitContext& ctx, const IR::Inst& inst) {
auto& state = ctx.state; auto& state = ctx.state;
const auto& handle = *inst.Arg(0).ResolveInstruction(); const auto& handle = *inst.Arg(0).ResolveInstruction();
@@ -1104,24 +1090,28 @@ uint32_t LoadBuffer(ValueEmitContext& ctx, const IR::Inst& inst, uint32_t compon
}); });
} }
void StoreWideBuffer(ValueEmitContext& ctx, const IR::Inst& inst, uint32_t components) { void StoreBuffer(ValueEmitContext& ctx, const IR::Inst& inst, uint32_t components) {
auto& state = ctx.state; auto& state = ctx.state;
EmitIfCondition(state, ctx.Arg(inst, inst.NumArgs() - 1), [&]() { EmitIfCondition(state, ctx.Arg(inst, inst.NumArgs() - 1), [&]() {
const auto mem = ctx.Memory(inst); const auto mem = ctx.Memory(inst);
const auto resource = PrepareMemoryResourceAccess(state, mem);
const auto composite = ctx.Arg(inst, inst.NumArgs() - 2); const auto composite = ctx.Arg(inst, inst.NumArgs() - 2);
EmitBufferAccess(ctx, inst, mem, 0u, [&](const auto& selected, const auto& resource) {
const auto info = Format::GetFormatInfo( const auto info = Format::GetFormatInfo(
mem.formatted ? BufferFormat(ctx, mem) : Prospero::BufferFormat::kInvalid); selected.formatted ? BufferFormat(ctx, selected) : Prospero::BufferFormat::kInvalid);
if (info.type != Format::ComponentType::Unknown) { if (info.type != Format::ComponentType::Unknown) {
StoreFormattedPrepared(ctx, inst, mem, resource, info, composite, components); StoreFormattedPrepared(ctx, inst, selected, resource, info, composite, components);
return; return;
} }
for (uint32_t component = 0; component < components; component++) { for (uint32_t component = 0; component < components; component++) {
const auto data = state.builder.AllocateId(); auto data = composite;
if (components != 1u) {
data = state.builder.AllocateId();
state.builder.AddFunction(spv::OpCompositeExtract, TypeU32(state), data, composite, state.builder.AddFunction(spv::OpCompositeExtract, TypeU32(state), data, composite,
component); component);
StoreWordPrepared(ctx, inst, RebaseRawComponent(mem, component), resource, data);
} }
StoreWordPrepared(ctx, inst, RebaseRawComponent(selected, component), resource, data);
}
});
}); });
} }
@@ -1547,11 +1537,11 @@ void EmitStoreMemory(ValueEmitContext& ctx, const IR::Inst& inst) {
if (mem.kind == IR::ResourceKind::FlatLocal) if (mem.kind == IR::ResourceKind::FlatLocal)
StoreLocalFlat(ctx, inst); StoreLocalFlat(ctx, inst);
else if (buffer_components > 1u) else if (buffer_components > 1u)
StoreWideBuffer(ctx, inst, buffer_components); StoreBuffer(ctx, inst, buffer_components);
else if (shared_components > 1u) else if (shared_components > 1u)
StoreWideShared(ctx, inst, shared_components); StoreWideShared(ctx, inst, shared_components);
else if (op == IR::ValueOpcode::StoreBufferU32 && mem.formatted) else if (op == IR::ValueOpcode::StoreBufferU32 && mem.formatted)
FormattedStore(ctx, inst, mem); StoreBuffer(ctx, inst, 1u);
else if (type == IR::Type::U8) else if (type == IR::Type::U8)
StoreSubword(ctx, inst, mem, 8); StoreSubword(ctx, inst, mem, 8);
else if (type == IR::Type::U16) else if (type == IR::Type::U16)