48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
//===-- WebAssemblyMCInstLower.h - Lower MachineInstr to MCInst -*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// This file declares the class to lower WebAssembly MachineInstrs to
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/// their corresponding MCInst records.
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///
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYMCINSTLOWER_H
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#define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYMCINSTLOWER_H
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#include "llvm/BinaryFormat/Wasm.h"
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#include "llvm/MC/MCInst.h"
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#include "llvm/Support/Compiler.h"
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namespace llvm {
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class WebAssemblyAsmPrinter;
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class MCContext;
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class MCSymbol;
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class MachineInstr;
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class MachineOperand;
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/// This class is used to lower an MachineInstr into an MCInst.
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class LLVM_LIBRARY_VISIBILITY WebAssemblyMCInstLower {
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MCContext &Ctx;
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WebAssemblyAsmPrinter &Printer;
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MCSymbol *GetGlobalAddressSymbol(const MachineOperand &MO) const;
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MCSymbol *GetExternalSymbolSymbol(const MachineOperand &MO) const;
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MCOperand lowerSymbolOperand(const MachineOperand &MO, MCSymbol *Sym) const;
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MCOperand lowerTypeIndexOperand(SmallVector<wasm::ValType, 1> &&,
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SmallVector<wasm::ValType, 4> &&) const;
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public:
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WebAssemblyMCInstLower(MCContext &ctx, WebAssemblyAsmPrinter &printer)
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: Ctx(ctx), Printer(printer) {}
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void lower(const MachineInstr *MI, MCInst &OutMI) const;
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};
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} // end namespace llvm
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#endif
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