1//===- GIMatchDagPredicate.cpp - Represent a predicate to check -----------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "GIMatchDagPredicate.h"
10
11#include "llvm/TableGen/Record.h"
12
13#include "GIMatchDagOperands.h"
14#include "../CodeGenInstruction.h"
15
16using namespace llvm;
17
18void GIMatchDagPredicate::print(raw_ostream &OS) const {
19  OS << "<<";
20  printDescription(OS);
21  OS << ">>:$" << Name;
22}
23
24void GIMatchDagPredicate::printDescription(raw_ostream &OS) const { OS << ""; }
25
26GIMatchDagOpcodePredicate::GIMatchDagOpcodePredicate(
27    GIMatchDagContext &Ctx, StringRef Name, const CodeGenInstruction &Instr)
28    : GIMatchDagPredicate(GIMatchDagPredicateKind_Opcode, Name,
29                          Ctx.makeMIPredicateOperandList()),
30      Instr(Instr) {}
31
32void GIMatchDagOpcodePredicate::printDescription(raw_ostream &OS) const {
33  OS << "$mi.getOpcode() == " << Instr.TheDef->getName();
34}
35
36GIMatchDagOneOfOpcodesPredicate::GIMatchDagOneOfOpcodesPredicate(
37    GIMatchDagContext &Ctx, StringRef Name)
38    : GIMatchDagPredicate(GIMatchDagPredicateKind_OneOfOpcodes, Name,
39                          Ctx.makeMIPredicateOperandList()) {}
40
41void GIMatchDagOneOfOpcodesPredicate::printDescription(raw_ostream &OS) const {
42  OS << "$mi.getOpcode() == oneof(";
43  StringRef Separator = "";
44  for (const CodeGenInstruction *Instr : Instrs) {
45    OS << Separator << Instr->TheDef->getName();
46    Separator = ",";
47  }
48  OS << ")";
49}
50
51GIMatchDagSameMOPredicate::GIMatchDagSameMOPredicate(GIMatchDagContext &Ctx,
52                                                     StringRef Name)
53    : GIMatchDagPredicate(GIMatchDagPredicateKind_SameMO, Name,
54                          Ctx.makeTwoMOPredicateOperandList()) {}
55
56void GIMatchDagSameMOPredicate::printDescription(raw_ostream &OS) const {
57  OS << "$mi0 == $mi1";
58}
59
60raw_ostream &llvm::operator<<(raw_ostream &OS, const GIMatchDagPredicate &N) {
61  N.print(OS);
62  return OS;
63}
64
65raw_ostream &llvm::operator<<(raw_ostream &OS,
66                              const GIMatchDagOpcodePredicate &N) {
67  N.print(OS);
68  return OS;
69}
70