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authorDimitry Andric <dim@FreeBSD.org>2019-12-20 19:53:05 +0000
committerDimitry Andric <dim@FreeBSD.org>2019-12-20 19:53:05 +0000
commit0b57cec536236d46e3dba9bd041533462f33dbb7 (patch)
tree56229dbdbbf76d18580f72f789003db17246c8d9 /contrib/llvm/lib/MC/MCDisassembler/Disassembler.h
parent718ef55ec7785aae63f98f8ca05dc07ed399c16d (diff)
Notes
Diffstat (limited to 'contrib/llvm/lib/MC/MCDisassembler/Disassembler.h')
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diff --git a/contrib/llvm/lib/MC/MCDisassembler/Disassembler.h b/contrib/llvm/lib/MC/MCDisassembler/Disassembler.h
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-//===------------- Disassembler.h - LLVM Disassembler -----------*- C++ -*-===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-//
-// This file defines the interface for the Disassembly library's disassembler
-// context. The disassembler is responsible for producing strings for
-// individual instructions according to a given architecture and disassembly
-// syntax.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_LIB_MC_MCDISASSEMBLER_DISASSEMBLER_H
-#define LLVM_LIB_MC_MCDISASSEMBLER_DISASSEMBLER_H
-
-#include "llvm-c/Disassembler.h"
-#include "llvm/ADT/SmallString.h"
-#include "llvm/MC/MCAsmInfo.h"
-#include "llvm/MC/MCContext.h"
-#include "llvm/MC/MCDisassembler/MCDisassembler.h"
-#include "llvm/MC/MCInstPrinter.h"
-#include "llvm/MC/MCInstrInfo.h"
-#include "llvm/MC/MCRegisterInfo.h"
-#include "llvm/MC/MCSubtargetInfo.h"
-#include "llvm/Support/raw_ostream.h"
-#include <string>
-#include <utility>
-
-namespace llvm {
-class Target;
-
-//
-// This is the disassembler context returned by LLVMCreateDisasm().
-//
-class LLVMDisasmContext {
-private:
- //
- // The passed parameters when the disassembler context is created.
- //
- // The TripleName for this disassembler.
- std::string TripleName;
- // The pointer to the caller's block of symbolic information.
- void *DisInfo;
- // The Triple specific symbolic information type returned by GetOpInfo.
- int TagType;
- // The function to get the symbolic information for operands.
- LLVMOpInfoCallback GetOpInfo;
- // The function to look up a symbol name.
- LLVMSymbolLookupCallback SymbolLookUp;
- //
- // The objects created and saved by LLVMCreateDisasm() then used by
- // LLVMDisasmInstruction().
- //
- // The LLVM target corresponding to the disassembler.
- // FIXME: using std::unique_ptr<const llvm::Target> causes a malloc error
- // when this LLVMDisasmContext is deleted.
- const Target *TheTarget;
- // The assembly information for the target architecture.
- std::unique_ptr<const llvm::MCAsmInfo> MAI;
- // The register information for the target architecture.
- std::unique_ptr<const llvm::MCRegisterInfo> MRI;
- // The subtarget information for the target architecture.
- std::unique_ptr<const llvm::MCSubtargetInfo> MSI;
- // The instruction information for the target architecture.
- std::unique_ptr<const llvm::MCInstrInfo> MII;
- // The assembly context for creating symbols and MCExprs.
- std::unique_ptr<const llvm::MCContext> Ctx;
- // The disassembler for the target architecture.
- std::unique_ptr<const llvm::MCDisassembler> DisAsm;
- // The instruction printer for the target architecture.
- std::unique_ptr<llvm::MCInstPrinter> IP;
- // The options used to set up the disassembler.
- uint64_t Options;
- // The CPU string.
- std::string CPU;
-
-public:
- // Comment stream and backing vector.
- SmallString<128> CommentsToEmit;
- raw_svector_ostream CommentStream;
-
- LLVMDisasmContext(std::string TripleName, void *DisInfo, int TagType,
- LLVMOpInfoCallback GetOpInfo,
- LLVMSymbolLookupCallback SymbolLookUp,
- const Target *TheTarget,
- std::unique_ptr<const MCAsmInfo> &&MAI,
- std::unique_ptr<const MCRegisterInfo> &&MRI,
- std::unique_ptr<const MCSubtargetInfo> &&MSI,
- std::unique_ptr<const MCInstrInfo> &&MII,
- std::unique_ptr<const llvm::MCContext> &&Ctx,
- std::unique_ptr<const MCDisassembler> &&DisAsm,
- std::unique_ptr<MCInstPrinter> &&IP)
- : TripleName(std::move(TripleName)), DisInfo(DisInfo), TagType(TagType),
- GetOpInfo(GetOpInfo), SymbolLookUp(SymbolLookUp), TheTarget(TheTarget),
- MAI(std::move(MAI)), MRI(std::move(MRI)), MSI(std::move(MSI)),
- MII(std::move(MII)), Ctx(std::move(Ctx)), DisAsm(std::move(DisAsm)),
- IP(std::move(IP)), Options(0), CommentStream(CommentsToEmit) {}
- const std::string &getTripleName() const { return TripleName; }
- void *getDisInfo() const { return DisInfo; }
- int getTagType() const { return TagType; }
- LLVMOpInfoCallback getGetOpInfo() const { return GetOpInfo; }
- LLVMSymbolLookupCallback getSymbolLookupCallback() const {
- return SymbolLookUp;
- }
- const Target *getTarget() const { return TheTarget; }
- const MCDisassembler *getDisAsm() const { return DisAsm.get(); }
- const MCAsmInfo *getAsmInfo() const { return MAI.get(); }
- const MCInstrInfo *getInstrInfo() const { return MII.get(); }
- const MCRegisterInfo *getRegisterInfo() const { return MRI.get(); }
- const MCSubtargetInfo *getSubtargetInfo() const { return MSI.get(); }
- MCInstPrinter *getIP() { return IP.get(); }
- void setIP(MCInstPrinter *NewIP) { IP.reset(NewIP); }
- uint64_t getOptions() const { return Options; }
- void addOptions(uint64_t Options) { this->Options |= Options; }
- StringRef getCPU() const { return CPU; }
- void setCPU(const char *CPU) { this->CPU = CPU; }
-};
-
-} // namespace llvm
-
-#endif