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150
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1 // RUN: llvm-tblgen -gen-disassembler -I %p/../../include %s | FileCheck %s
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2
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3 include "llvm/Target/Target.td"
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4
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5 def archInstrInfo : InstrInfo { }
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6
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7 def arch : Target {
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8 let InstructionSet = archInstrInfo;
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9 }
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10
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11 class TestInstruction : Instruction {
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12 let Size = 1;
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13 let OutOperandList = (outs);
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14 let InOperandList = (ins);
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15 field bits<8> Inst;
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16 field bits<8> SoftFail = 0;
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17 }
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18
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19 def InstA : TestInstruction {
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20 let Inst = {0,0,0,0,?,?,?,?};
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21 let AsmString = "InstA";
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22 }
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23
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24 def InstBOp : Operand<i32> {
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25 let DecoderMethod = "DecodeInstBOp";
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26 let hasCompleteDecoder = 0;
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27 }
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28
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29 def InstB : TestInstruction {
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30 bits<2> op;
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221
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31 let Inst{7...2} = {0,0,0,0,0,0};
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32 let Inst{1...0} = op;
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150
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33 let OutOperandList = (outs InstBOp:$op);
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34 let AsmString = "InstB";
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35 }
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36
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37 // CHECK: /* 0 */ MCD::OPC_ExtractField, 4, 4, // Inst{7-4} ...
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38 // CHECK-NEXT: /* 3 */ MCD::OPC_FilterValue, 0, 18, 0, 0, // Skip to: 26
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39 // CHECK-NEXT: /* 8 */ MCD::OPC_CheckField, 2, 2, 0, 7, 0, 0, // Skip to: 22
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40 // CHECK-NEXT: /* 15 */ MCD::OPC_TryDecode, {{[0-9]+}}, 1, 0, 0, 0, 0, // Opcode: InstB, skip to: 22
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41 // CHECK-NEXT: /* 22 */ MCD::OPC_Decode, {{[0-9]+}}, 1, 1, // Opcode: InstA
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42 // CHECK-NEXT: /* 26 */ MCD::OPC_Fail,
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43
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236
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44 // CHECK: if (!Check(S, DecodeInstBOp(MI, tmp, Address, Decoder))) { DecodeComplete = false; return MCDisassembler::Fail; }
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