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1 : //===-- WebAssemblyMCInstLower.h - Lower MachineInstr to MCInst -*- 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 : /// \file
11 : /// This file declares the class to lower WebAssembly MachineInstrs to
12 : /// their corresponding MCInst records.
13 : ///
14 : //===----------------------------------------------------------------------===//
15 :
16 : #ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYMCINSTLOWER_H
17 : #define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYMCINSTLOWER_H
18 :
19 : #include "llvm/MC/MCInst.h"
20 : #include "llvm/Support/Compiler.h"
21 :
22 : namespace llvm {
23 : class WebAssemblyAsmPrinter;
24 : class MCContext;
25 : class MCSymbol;
26 : class MachineInstr;
27 : class MachineOperand;
28 :
29 : /// This class is used to lower an MachineInstr into an MCInst.
30 : class LLVM_LIBRARY_VISIBILITY WebAssemblyMCInstLower {
31 : MCContext &Ctx;
32 : WebAssemblyAsmPrinter &Printer;
33 :
34 : MCSymbol *GetGlobalAddressSymbol(const MachineOperand &MO) const;
35 : MCSymbol *GetExternalSymbolSymbol(const MachineOperand &MO) const;
36 : MCOperand LowerSymbolOperand(MCSymbol *Sym, int64_t Offset, bool IsFunc,
37 : bool IsGlob) const;
38 :
39 : public:
40 : WebAssemblyMCInstLower(MCContext &ctx, WebAssemblyAsmPrinter &printer)
41 24888 : : Ctx(ctx), Printer(printer) {}
42 : void Lower(const MachineInstr *MI, MCInst &OutMI) const;
43 : };
44 : } // end namespace llvm
45 :
46 : #endif
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