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https://github.com/yuzu-emu/yuzu-android
synced 2025-07-04 02:20:47 -07:00
shader_decode: Improve zero flag implementation
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@ -31,22 +31,20 @@ u32 ShaderIR::DecodeShift(BasicBlock& bb, u32 pc) {
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case OpCode::Id::SHR_C:
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case OpCode::Id::SHR_R:
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case OpCode::Id::SHR_IMM: {
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UNIMPLEMENTED_IF_MSG(instr.generates_cc,
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"Condition codes generation in SHR is not implemented");
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const Node value = SignedOperation(OperationCode::IArithmeticShiftRight,
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instr.shift.is_signed, PRECISE, op_a, op_b);
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SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
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SetRegister(bb, instr.gpr0, value);
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break;
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}
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case OpCode::Id::SHL_C:
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case OpCode::Id::SHL_R:
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case OpCode::Id::SHL_IMM:
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UNIMPLEMENTED_IF_MSG(instr.generates_cc,
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"Condition codes generation in SHL is not implemented");
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SetRegister(bb, instr.gpr0,
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Operation(OperationCode::ILogicalShiftLeft, PRECISE, op_a, op_b));
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case OpCode::Id::SHL_IMM: {
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const Node value = Operation(OperationCode::ILogicalShiftLeft, PRECISE, op_a, op_b);
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SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
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SetRegister(bb, instr.gpr0, value);
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break;
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}
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default:
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UNIMPLEMENTED_MSG("Unhandled shift instruction: {}", opcode->get().GetName());
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}
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