| // RUN: llvm-tblgen -gen-disassembler -I %p/../../../include %s | FileCheck %s |
| |
| include "llvm/Target/Target.td" |
| |
| def archInstrInfo : InstrInfo { } |
| |
| def arch : Target { |
| let InstructionSet = archInstrInfo; |
| } |
| |
| class TestInstruction : Instruction { |
| let Size = 1; |
| let OutOperandList = (outs); |
| let InOperandList = (ins); |
| field bits<8> Inst; |
| field bits<8> SoftFail = 0; |
| } |
| |
| def InstA : TestInstruction { |
| let Inst = {0,0,0,0,?,?,?,?}; |
| let AsmString = "InstA"; |
| } |
| |
| def InstBOp : Operand<i32> { |
| let DecoderMethod = "DecodeInstBOp"; |
| let hasCompleteDecoder = 0; |
| } |
| |
| def InstB : TestInstruction { |
| bits<2> op; |
| let Inst{7...2} = {0,0,0,0,0,0}; |
| let Inst{1...0} = op; |
| let OutOperandList = (outs InstBOp:$op); |
| let AsmString = "InstB"; |
| } |
| |
| // CHECK-LABEL: static const uint8_t DecoderTable8[18] = { |
| // CHECK-NEXT: OPC_CheckField, 4, 4, 0, // 0: check Inst[7:4] == 0x0 |
| // CHECK-NEXT: OPC_Scope, 8, // 4: try { |
| // CHECK-NEXT: OPC_CheckField, 2, 2, 0, // 6: check Inst[3:2] == 0x0 |
| // CHECK-NEXT: OPC_Decode, {{[0-9, ]+}}, 0, // 10: decode to InstB using decoder 0 |
| // CHECK-NEXT: // 10: } else try { |
| // CHECK-NEXT: OPC_Decode, {{[0-9, ]+}}, 1, // 14: decode to InstA using decoder 1 |
| // CHECK-NEXT: // 14: } |
| // CHECK-NEXT: }; |
| |
| // CHECK: if (!Check(S, DecodeInstBOp(MI, tmp, Address, Decoder))) { DecodeComplete = false; return MCDisassembler::Fail; } |
