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[ir, nvn] Tightened SSBO tracking heuristics

true-eds-graphics
CamilleLaVey 4 weeks ago
parent
commit
5046f84da8
  1. 11
      src/shader_recompiler/ir_opt/global_memory_to_storage_buffer_pass.cpp

11
src/shader_recompiler/ir_opt/global_memory_to_storage_buffer_pass.cpp

@ -1,3 +1,6 @@
// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
@ -351,7 +354,7 @@ std::optional<StorageBufferAddr> Track(const IR::Value& value, const Bias* bias)
.index = index.U32(),
.offset = offset.U32(),
};
const u32 alignment{bias ? bias->alignment : 8U};
const u32 alignment{bias ? bias->alignment : 16U};
if (!Common::IsAligned(storage_buffer.offset, alignment)) {
// The SSBO pointer has to be aligned
return std::nullopt;
@ -372,9 +375,9 @@ void CollectStorageBuffers(IR::Block& block, IR::Inst& inst, StorageInfo& info)
// avoid getting false positives
static constexpr Bias nvn_bias{
.index = 0,
.offset_begin = 0x100,
.offset_end = 0x700,
.alignment = 16,
.offset_begin = 0x110,
.offset_end = 0x800,
.alignment = 32,
};
// Track the low address of the instruction
const std::optional<LowAddrInfo> low_addr_info{TrackLowAddress(&inst)};

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