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[shader_recompiler/Maxwell] Add to ISBERD shift operation #157

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SDK-Chan wants to merge 2 commits from ISBERD-Change-Shift-OP into master
pull from: ISBERD-Change-Shift-OP
merge into: eden-emu:master
Conversation 0 Commits 2 Files changed 1 +15 -1
1 changed files with 15 additions and 1 deletions
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16
src/shader_recompiler/frontend/maxwell/translate/impl/internal_stage_buffer_entry_read.cpp
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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-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later // SPDX-License-Identifier: GPL-2.0-or-later
@ -46,7 +49,18 @@ void TranslatorVisitor::ISBERD(u64 insn) {
throw NotImplementedException("Mode {}", isberd.mode.Value()); throw NotImplementedException("Mode {}", isberd.mode.Value());
} }
if (isberd.shift != Shift::Default) { if (isberd.shift != Shift::Default) {
throw NotImplementedException("Shift {}", isberd.shift.Value()); IR::U32 offset{};
IR::U32 result{};
switch(static_cast<u64>(isberd.shift.Value())) {
case static_cast<u64>(Shift::U16):
offset = static_cast<IR::U32>(ir.ShiftLeftLogical(X(isberd.src_reg), ir.Imm32(1)));
break;
case static_cast<u64>(Shift::B32):
offset = static_cast<IR::U32>(ir.ShiftLeftLogical(X(isberd.src_reg), ir.Imm32(2)));
break;
}
result = ir.IAdd(X(isberd.src_reg), offset);
X(isberd.dest_reg, result);
} }
//LOG_DEBUG(Shader, "(STUBBED) called {}", insn); //LOG_DEBUG(Shader, "(STUBBED) called {}", insn);
if (isberd.src_reg_num == 0xFF) { if (isberd.src_reg_num == 0xFF) {