1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
| // 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, 36, 0, 0, // Skip to: 44
// CHECK-NEXT: /* 8 */ MCD::OPC_ExtractField, 5, 3, // Inst{7-5} ...
// CHECK-NEXT: /* 11 */ MCD::OPC_FilterValue, 0, 28, 0, 0, // Skip to: 44
// CHECK-NEXT: /* 16 */ MCD::OPC_CheckField, 0, 2, 3, 7, 0, 0, // Skip to: 30
// CHECK-NEXT: /* 23 */ MCD::OPC_TryDecode, {{[0-9]+}}, 1, 0, 0, 0, 0, // Opcode: InstB, skip to: 30
// CHECK-NEXT: /* 30 */ MCD::OPC_CheckField, 3, 2, 0, 7, 0, 0, // Skip to: 44
// CHECK-NEXT: /* 37 */ MCD::OPC_TryDecode, {{[0-9]+}}, 1, 1, 0, 0, 0, // Opcode: InstA, skip to: 44
// CHECK-NEXT: /* 44 */ 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; }
|