1// RUN: llvm-tblgen -gen-emitter -I %p/../../include %s | FileCheck %s
2
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<65> Inst;
21    bits<32> factor;
22    let Inst{7-0} = 0xAA;
23    let Inst{14-8} = factor{6-0}; // no offset
24    let AsmString = "foo  $factor";
25    field bits<16> SoftFail = 0;
26    }
27
28def bar : Instruction {
29    let InOperandList = (ins i32imm:$factor);
30    field bits<65> Inst;
31    bits<32> factor;
32    let Inst{7-0} = 0xBB;
33    let Inst{15-8} = factor{10-3}; // offset by 3
34    let AsmString = "bar  $factor";
35    field bits<16> SoftFail = 0;
36    }
37
38def biz : Instruction {
39    let InOperandList = (ins i32imm:$factor);
40    field bits<65> Inst;
41    bits<32> factor;
42    let Inst{7-0} = 0xCC;
43    let Inst{11-8,15-12} = factor{10-3}; // offset by 3, multipart
44    let AsmString = "biz  $factor";
45    field bits<16> SoftFail = 0;
46    }
47
48def baz : Instruction {
49    let InOperandList = (ins Myi32:$factor);
50    field bits<65> Inst;
51    bits<32> factor;
52    let Inst{7-0} = 0xDD;
53    let Inst{15-8} = factor{11-4}; // offset by 4 + custom decode
54    let AsmString = "baz  $factor";
55    field bits<16> SoftFail = 0;
56    }
57
58}
59// CHECK-LABEL: case ::biz: {
60// CHECK: const APInt [[x:M[0-9]+]] = APInt::getBitsSet(65, 3, 7);
61// CHECK-NEXT: Value |= (op & [[x]]) << 9;
62// CHECK-NEXT: const APInt [[y:M[0-9]+]] = APInt::getBitsSet(65, 7, 11);
63// CHECK-NEXT: Value |= (op & [[y]]) << 1;
64
65// CHECK-LABEL: case ::foo: {
66// CHECK: const APInt [[x:M[0-9]+]] = APInt::getBitsSet(65, 0, 7);
67// CHECK-NEXT: op &= [[x]];
68// CHECK-NEXT: op <<= 8;
69// CHECK-NEXT: Value |= op;
70