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1// RUN: llvm-tblgen -gen-disassembler -I %p/../../include %s | FileCheck %s2 3include "llvm/Target/Target.td"4 5def archInstrInfo : InstrInfo { }6 7def arch : Target {8 let InstructionSet = archInstrInfo;9}10 11def Myi32 : Operand<i32> {12 let DecoderMethod = "DecodeMyi32";13}14 15 16let OutOperandList = (outs), Size = 2 in {17 18def foo : Instruction {19 let InOperandList = (ins i32imm:$factor);20 field bits<16> Inst;21 bits<32> factor;22 let Inst{7...0} = 0xAA;23 let Inst{14...8} = factor{6...0}; // no offset24 let AsmString = "foo $factor";25 field bits<16> SoftFail = 0;26 }27 28def bar : Instruction {29 let InOperandList = (ins i32imm:$factor);30 field bits<16> Inst;31 bits<32> factor;32 let Inst{7...0} = 0xBB;33 let Inst{15...8} = factor{10...3}; // offset by 334 let AsmString = "bar $factor";35 field bits<16> SoftFail = 0;36 }37 38def biz : Instruction {39 let InOperandList = (ins i32imm:$factor);40 field bits<16> Inst;41 bits<32> factor;42 let Inst{7...0} = 0xCC;43 let Inst{11...8,15...12} = factor{10...3}; // offset by 3, multipart44 let AsmString = "biz $factor";45 field bits<16> SoftFail = 0;46 }47 48def baz : Instruction {49 let InOperandList = (ins Myi32:$factor);50 field bits<16> Inst;51 bits<32> factor;52 let Inst{7...0} = 0xDD;53 let Inst{15...8} = factor{11...4}; // offset by 4 + custom decode54 let AsmString = "baz $factor";55 field bits<16> SoftFail = 0;56 }57 58}59 60// CHECK: tmp = fieldFromInstruction(insn, 8, 7);61// CHECK: tmp = fieldFromInstruction(insn, 8, 8) << 3;62// CHECK: tmp |= fieldFromInstruction(insn, 8, 4) << 7;63// CHECK: tmp |= fieldFromInstruction(insn, 12, 4) << 3;64// CHECK: tmp = fieldFromInstruction(insn, 8, 8) << 4;65