104eeddc0SDimitry Andric //===-- M68k.h - Top-level interface for M68k representation ----*- C++ -*-===// 2fe6060f1SDimitry Andric // 3fe6060f1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4fe6060f1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5fe6060f1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6fe6060f1SDimitry Andric // 7fe6060f1SDimitry Andric //===----------------------------------------------------------------------===// 8fe6060f1SDimitry Andric /// 9fe6060f1SDimitry Andric /// \file 10fe6060f1SDimitry Andric /// This file contains the entry points for global functions defined in the 11fe6060f1SDimitry Andric /// M68k target library, as used by the LLVM JIT. 12fe6060f1SDimitry Andric /// 13fe6060f1SDimitry Andric //===----------------------------------------------------------------------===// 14fe6060f1SDimitry Andric 15fe6060f1SDimitry Andric #ifndef LLVM_LIB_TARGET_M68K_M68K_H 16fe6060f1SDimitry Andric #define LLVM_LIB_TARGET_M68K_M68K_H 17fe6060f1SDimitry Andric 18fe6060f1SDimitry Andric namespace llvm { 19fe6060f1SDimitry Andric 20fe6060f1SDimitry Andric class FunctionPass; 21fe6060f1SDimitry Andric class InstructionSelector; 22fe6060f1SDimitry Andric class M68kRegisterBankInfo; 23fe6060f1SDimitry Andric class M68kSubtarget; 24fe6060f1SDimitry Andric class M68kTargetMachine; 25bdd1243dSDimitry Andric class PassRegistry; 26fe6060f1SDimitry Andric 27fe6060f1SDimitry Andric /// This pass converts a legalized DAG into a M68k-specific DAG, ready for 28fe6060f1SDimitry Andric /// instruction scheduling. 29fe6060f1SDimitry Andric FunctionPass *createM68kISelDag(M68kTargetMachine &TM); 30fe6060f1SDimitry Andric 31fe6060f1SDimitry Andric /// Return a Machine IR pass that expands M68k-specific pseudo 32fe6060f1SDimitry Andric /// instructions into a sequence of actual instructions. This pass 33fe6060f1SDimitry Andric /// must run after prologue/epilogue insertion and before lowering 34fe6060f1SDimitry Andric /// the MachineInstr to MC. 35fe6060f1SDimitry Andric FunctionPass *createM68kExpandPseudoPass(); 36fe6060f1SDimitry Andric 37fe6060f1SDimitry Andric /// This pass initializes a global base register for PIC on M68k. 38fe6060f1SDimitry Andric FunctionPass *createM68kGlobalBaseRegPass(); 39fe6060f1SDimitry Andric 40fe6060f1SDimitry Andric /// Finds sequential MOVEM instruction and collapse them into a single one. This 41fe6060f1SDimitry Andric /// pass has to be run after all pseudo expansions and prologue/epilogue 42fe6060f1SDimitry Andric /// emission so that all possible MOVEM are already in place. 43fe6060f1SDimitry Andric FunctionPass *createM68kCollapseMOVEMPass(); 44fe6060f1SDimitry Andric 45fe6060f1SDimitry Andric InstructionSelector * 46fe6060f1SDimitry Andric createM68kInstructionSelector(const M68kTargetMachine &, const M68kSubtarget &, 47fe6060f1SDimitry Andric const M68kRegisterBankInfo &); 48fe6060f1SDimitry Andric 49*0fca6ea1SDimitry Andric void initializeM68kDAGToDAGISelLegacyPass(PassRegistry &); 5006c3fb27SDimitry Andric void initializeM68kExpandPseudoPass(PassRegistry &); 5106c3fb27SDimitry Andric void initializeM68kGlobalBaseRegPass(PassRegistry &); 5206c3fb27SDimitry Andric void initializeM68kCollapseMOVEMPass(PassRegistry &); 53bdd1243dSDimitry Andric 54fe6060f1SDimitry Andric } // namespace llvm 55fe6060f1SDimitry Andric 5604eeddc0SDimitry Andric #endif // LLVM_LIB_TARGET_M68K_M68K_H 57