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[host] Adjusted Track function for bias handling and alignment checks for storage buffers

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This commit is contained in:
CamilleLaVey
2025-11-27 12:03:11 -04:00
committed by Caio Oliveira
parent 39506ae599
commit d3392954bf
1 changed files with 12 additions and 7 deletions
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19
src/shader_recompiler/ir_opt/global_memory_to_storage_buffer_pass.cpp
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@@ -354,16 +354,21 @@ std::optional<StorageBufferAddr> Track(const IR::Value& value, const Bias* bias)
.index = index.U32(),
.offset = offset.U32(),
};
const u32 alignment{bias ? bias->alignment : 16U};
if (!Common::IsAligned(storage_buffer.offset, alignment)) {
if (bias) {
if (!MeetsBias(storage_buffer, *bias)) {
// We have to blacklist some addresses in case we wrongly
// point to them
return std::nullopt;
}
const u32 relative_offset{storage_buffer.offset - bias->offset_begin};
if (!Common::IsAligned(relative_offset, bias->alignment)) {
// NVN descriptors are tightly packed but the range base is biased
return std::nullopt;
}
} else if (!Common::IsAligned(storage_buffer.offset, 16U)) {
// The SSBO pointer has to be aligned
return std::nullopt;
}
if (bias && !MeetsBias(storage_buffer, *bias)) {
// We have to blacklist some addresses in case we wrongly
// point to them
return std::nullopt;
}
return storage_buffer;
}};
return BreadthFirstSearch(value, pred);