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shader: materialize exact buffer capacity through shared clean reads

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Co-authored-by: shadowbeat070 <70843316+shadowbeat070@users.noreply.github.com>
This commit is contained in:
nmzik
2026-10-04 11:42:09 +04:00
parent 92ac54a493
commit 3ba0e971e9
15 changed files with 333 additions and 176 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterMemory.cpp
+1 -9
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@@ -506,15 +506,7 @@ void StoreLocalFlat(ValueEmitContext& ctx, const IR::Inst& inst) {
void StoreWordPrepared(ValueEmitContext& ctx, const IR::Inst& inst, const IR::MemoryInfo& mem,
const MemoryResourceAccess& resource, uint32_t data) {
const auto index = EmitMemoryElementIndex(ctx.state, resource, DwordIndex(ctx, inst, mem));
auto in_bounds = EmitMemoryElementInBounds(ctx.state, resource, index);
if (mem.kind == IR::ResourceKind::Buffer &&
ctx.state.program.info.buffers[mem.resource].dispatch_stride != 0u) {
const auto& handle = *inst.Arg(0).ResolveInstruction();
in_bounds = AndCondition(
ctx.state, in_bounds,
Binary(ctx.state, spv::OpULessThan, TypeBool(ctx.state), ctx.Arg(inst, 1), ctx.Arg(handle, 2)));
}
EmitIfCondition(ctx.state, in_bounds, [&]() {
EmitIfCondition(ctx.state, EmitMemoryElementInBounds(ctx.state, resource, index), [&]() {
StoreWordInBounds(ctx, resource, index, data);
});
}