xref: /llvm-project/llvm/lib/MC/MCDisassembler/MCDisassembler.cpp (revision 1ea5ce6335c7c0e040f70de16f1080546d242b69)
1 //===- MCDisassembler.cpp - Disassembler interface ------------------------===//
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 "llvm/MC/MCDisassembler/MCDisassembler.h"
10 #include "llvm/ADT/ArrayRef.h"
11 #include "llvm/ADT/StringRef.h"
12 #include "llvm/Support/raw_ostream.h"
13 #include <algorithm>
14 
15 using namespace llvm;
16 
17 MCDisassembler::~MCDisassembler() = default;
18 
19 MCDisassembler::DecodeStatus MCDisassembler::onSymbolStart(
20     StringRef Name, uint64_t &Size, ArrayRef<uint8_t> Bytes, uint64_t Address,
21     raw_ostream &VStream, raw_ostream &CStream) const {
22   Size = 0;
23   return MCDisassembler::Success;
24 }
25 
26 bool MCDisassembler::tryAddingSymbolicOperand(MCInst &Inst, int64_t Value,
27                                               uint64_t Address, bool IsBranch,
28                                               uint64_t Offset,
29                                               uint64_t InstSize) const {
30   if (Symbolizer)
31     return Symbolizer->tryAddingSymbolicOperand(
32         Inst, *CommentStream, Value, Address, IsBranch, Offset, InstSize);
33   return false;
34 }
35 
36 void MCDisassembler::tryAddingPcLoadReferenceComment(int64_t Value,
37                                                      uint64_t Address) const {
38   if (Symbolizer)
39     Symbolizer->tryAddingPcLoadReferenceComment(*CommentStream, Value, Address);
40 }
41 
42 void MCDisassembler::setSymbolizer(std::unique_ptr<MCSymbolizer> Symzer) {
43   Symbolizer = std::move(Symzer);
44 }
45