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//===-- M68k.h - Top-level interface for M68k representation ----*- C++ -*-===//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
/// \file
/// This file contains the entry points for global functions defined in the
/// M68k target library, as used by the LLVM JIT.
namespace llvm {
class FunctionPass;
class InstructionSelector;
class M68kRegisterBankInfo;
class M68kSubtarget;
class M68kTargetMachine;
class PassRegistry;
/// This pass converts a legalized DAG into a M68k-specific DAG, ready for
/// instruction scheduling.
FunctionPass *createM68kISelDag(M68kTargetMachine &TM);
/// Return a Machine IR pass that expands M68k-specific pseudo
/// instructions into a sequence of actual instructions. This pass
/// must run after prologue/epilogue insertion and before lowering
/// the MachineInstr to MC.
FunctionPass *createM68kExpandPseudoPass();
/// This pass initializes a global base register for PIC on M68k.
FunctionPass *createM68kGlobalBaseRegPass();
/// Finds sequential MOVEM instruction and collapse them into a single one. This
/// pass has to be run after all pseudo expansions and prologue/epilogue
/// emission so that all possible MOVEM are already in place.
FunctionPass *createM68kCollapseMOVEMPass();
InstructionSelector *
createM68kInstructionSelector(const M68kTargetMachine &, const M68kSubtarget &,
const M68kRegisterBankInfo &);
void initializeM68kDAGToDAGISelPass(PassRegistry &);
void initializeM68kExpandPseudoPass(PassRegistry &);
void initializeM68kGlobalBaseRegPass(PassRegistry &);
void initializeM68kCollapseMOVEMPass(PassRegistry &);
} // namespace llvm
#endif // LLVM_LIB_TARGET_M68K_M68K_H