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[shader_recompiler] ISBERD minor cleanups (#211)

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Clean up some ISBERD related implementations.

Reviewed-on: #211
Reviewed-by: Shinmegumi <shinmegumi@eden-emu.dev>
Co-authored-by: SDK Chan <sdkchan@eden-emu.dev>
Co-committed-by: SDK Chan <sdkchan@eden-emu.dev>
This commit is contained in:
SDK Chan 2025-08-15 20:11:08 +02:00 • committed by crueter
parent b906abf9fc
commit 72fb15cacc
Signed by: crueter
GPG key ID: 425ACD2D4830EBC6
5 changed files with 113 additions and 70 deletions
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33
src/shader_recompiler/frontend/maxwell/translate/impl/impl.h
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@ -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
@ -53,6 +56,30 @@ enum class FPCompareOp : u64 {
T,
};
namespace Isberd {
enum class Mode : u64 {
Default,
Patch,
Prim,
Attr,
};
enum class Shift : u64 {
Default,
U16,
B32,
};
enum class SZ : u64 {
U8,
U16,
U32,
F32,
};
} // namespace Isberd
class TranslatorVisitor {
public:
explicit TranslatorVisitor(Environment& env_, IR::Block& block) : env{env_}, ir(block) {}
@ -381,6 +408,12 @@ public:
void ResetSFlag();
void ResetCFlag();
void ResetOFlag();
private:
// Helper functions for various translator visitors
IR::U32 apply_ISBERD_shift(IR::U32 result, Isberd::Shift shift_value);
IR::U32 apply_ISBERD_size_read(IR::U32 address, Isberd::SZ sz_value);
IR::U32 compute_ISBERD_address(IR::Reg src_reg, u32 src_reg_num, u32 imm, u64 skew_value);
};
} // namespace Shader::Maxwell