1 //===-- lib/MC/MCDisassembler.cpp - Disassembler interface ------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include "llvm/MC/MCDisassembler.h"
11 #include "llvm/MC/MCExternalSymbolizer.h"
12 #include "llvm/Support/raw_ostream.h"
13
14 using namespace llvm;
15
~MCDisassembler()16 MCDisassembler::~MCDisassembler() {
17 }
18
19 void
setupForSymbolicDisassembly(LLVMOpInfoCallback GetOpInfo,LLVMSymbolLookupCallback SymbolLookUp,void * DisInfo,MCContext * Ctx,OwningPtr<MCRelocationInfo> & RelInfo)20 MCDisassembler::setupForSymbolicDisassembly(
21 LLVMOpInfoCallback GetOpInfo,
22 LLVMSymbolLookupCallback SymbolLookUp,
23 void *DisInfo,
24 MCContext *Ctx,
25 OwningPtr<MCRelocationInfo> &RelInfo) {
26 this->GetOpInfo = GetOpInfo;
27 this->SymbolLookUp = SymbolLookUp;
28 this->DisInfo = DisInfo;
29 this->Ctx = Ctx;
30 assert(Ctx != 0 && "No MCContext given for symbolic disassembly");
31 if (!Symbolizer)
32 Symbolizer.reset(new MCExternalSymbolizer(*Ctx, RelInfo, GetOpInfo,
33 SymbolLookUp, DisInfo));
34 }
35
tryAddingSymbolicOperand(MCInst & Inst,int64_t Value,uint64_t Address,bool IsBranch,uint64_t Offset,uint64_t InstSize) const36 bool MCDisassembler::tryAddingSymbolicOperand(MCInst &Inst, int64_t Value,
37 uint64_t Address, bool IsBranch,
38 uint64_t Offset,
39 uint64_t InstSize) const {
40 raw_ostream &cStream = CommentStream ? *CommentStream : nulls();
41 if (Symbolizer)
42 return Symbolizer->tryAddingSymbolicOperand(Inst, cStream, Value, Address,
43 IsBranch, Offset, InstSize);
44 return false;
45 }
46
tryAddingPcLoadReferenceComment(int64_t Value,uint64_t Address) const47 void MCDisassembler::tryAddingPcLoadReferenceComment(int64_t Value,
48 uint64_t Address) const {
49 raw_ostream &cStream = CommentStream ? *CommentStream : nulls();
50 if (Symbolizer)
51 Symbolizer->tryAddingPcLoadReferenceComment(cStream, Value, Address);
52 }
53
setSymbolizer(OwningPtr<MCSymbolizer> & Symzer)54 void MCDisassembler::setSymbolizer(OwningPtr<MCSymbolizer> &Symzer) {
55 Symbolizer.reset(Symzer.take());
56 }
57