45 lines
1.6 KiB
TableGen
45 lines
1.6 KiB
TableGen
// 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 = {0,0,0,0,0,0,?,?};
|
|
let AsmString = "InstA";
|
|
let DecoderMethod = "DecodeInstA";
|
|
let hasCompleteDecoder = 0;
|
|
}
|
|
|
|
def InstB : TestInstruction {
|
|
let Inst = {0,0,0,?,?,0,1,1};
|
|
let AsmString = "InstB";
|
|
let DecoderMethod = "DecodeInstB";
|
|
let hasCompleteDecoder = 0;
|
|
}
|
|
|
|
// CHECK: /* 0 */ MCD::OPC_ExtractField, 2, 1, // Inst{2} ...
|
|
// CHECK-NEXT: /* 3 */ MCD::OPC_FilterValue, 0, 29, 0, // Skip to: 36
|
|
// CHECK-NEXT: /* 7 */ MCD::OPC_ExtractField, 5, 3, // Inst{7-5} ...
|
|
// CHECK-NEXT: /* 10 */ MCD::OPC_FilterValue, 0, 22, 0, // Skip to: 36
|
|
// CHECK-NEXT: /* 14 */ MCD::OPC_CheckField, 0, 2, 3, 5, 0, // Skip to: 25
|
|
// CHECK-NEXT: /* 20 */ MCD::OPC_TryDecode, {{[0-9]+}}, 0, 0, 0, // Opcode: InstB, skip to: 25
|
|
// CHECK-NEXT: /* 25 */ MCD::OPC_CheckField, 3, 2, 0, 5, 0, // Skip to: 36
|
|
// CHECK-NEXT: /* 31 */ MCD::OPC_TryDecode, {{[0-9]+}}, 1, 0, 0, // Opcode: InstA, skip to: 36
|
|
// CHECK-NEXT: /* 36 */ MCD::OPC_Fail,
|
|
|
|
// CHECK: if (DecodeInstB(MI, insn, Address, Decoder) == MCDisassembler::Fail) { DecodeComplete = false; return MCDisassembler::Fail; }
|
|
// CHECK: if (DecodeInstA(MI, insn, Address, Decoder) == MCDisassembler::Fail) { DecodeComplete = false; return MCDisassembler::Fail; }
|