diff options
Diffstat (limited to 'contrib/llvm/lib/Target/WebAssembly/WebAssemblyMCInstLower.h')
-rw-r--r-- | contrib/llvm/lib/Target/WebAssembly/WebAssemblyMCInstLower.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/WebAssembly/WebAssemblyMCInstLower.h b/contrib/llvm/lib/Target/WebAssembly/WebAssemblyMCInstLower.h new file mode 100644 index 000000000000..d1d2794c3b8f --- /dev/null +++ b/contrib/llvm/lib/Target/WebAssembly/WebAssemblyMCInstLower.h @@ -0,0 +1,46 @@ +//===-- WebAssemblyMCInstLower.h - Lower MachineInstr to MCInst -*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +/// +/// \file +/// \brief This file declares the class to lower WebAssembly MachineInstrs to +/// their corresponding MCInst records. +/// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYMCINSTLOWER_H +#define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYMCINSTLOWER_H + +#include "llvm/MC/MCInst.h" +#include "llvm/Support/Compiler.h" + +namespace llvm { +class WebAssemblyAsmPrinter; +class MCContext; +class MCSymbol; +class MachineInstr; +class MachineOperand; + +/// This class is used to lower an MachineInstr into an MCInst. +class LLVM_LIBRARY_VISIBILITY WebAssemblyMCInstLower { + MCContext &Ctx; + WebAssemblyAsmPrinter &Printer; + + MCSymbol *GetGlobalAddressSymbol(const MachineOperand &MO) const; + MCSymbol *GetExternalSymbolSymbol(const MachineOperand &MO) const; + MCOperand LowerSymbolOperand(MCSymbol *Sym, int64_t Offset, + bool IsFunc) const; + +public: + WebAssemblyMCInstLower(MCContext &ctx, WebAssemblyAsmPrinter &printer) + : Ctx(ctx), Printer(printer) {} + void Lower(const MachineInstr *MI, MCInst &OutMI) const; +}; +} // end namespace llvm + +#endif |