Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /usr/include/llvm-10/llvm/CodeGen/GlobalISel/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

//== llvm/CodeGen/GlobalISel/InstructionSelect.h -----------------*- C++ -*-==//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
/// \file This file describes the interface of the MachineFunctionPass
/// responsible for selecting (possibly generic) machine instructions to
/// target-specific instructions.
//===----------------------------------------------------------------------===//

#ifndef LLVM_CODEGEN_GLOBALISEL_INSTRUCTIONSELECT_H
#define LLVM_CODEGEN_GLOBALISEL_INSTRUCTIONSELECT_H

#include "llvm/CodeGen/GlobalISel/InstructionSelector.h"
#include "llvm/CodeGen/MachineFunctionPass.h"

namespace llvm {
/// This pass is responsible for selecting generic machine instructions to
/// target-specific instructions.  It relies on the InstructionSelector provided
/// by the target.
/// Selection is done by examining blocks in post-order, and instructions in
/// reverse order.
///
/// \post for all inst in MF: not isPreISelGenericOpcode(inst.opcode)
class InstructionSelect : public MachineFunctionPass {
public:
  static char ID;
  StringRef getPassName() const override { return "InstructionSelect"; }

  void getAnalysisUsage(AnalysisUsage &AU) const override;

  MachineFunctionProperties getRequiredProperties() const override {
    return MachineFunctionProperties()
        .set(MachineFunctionProperties::Property::IsSSA)
        .set(MachineFunctionProperties::Property::Legalized)
        .set(MachineFunctionProperties::Property::RegBankSelected);
  }

  MachineFunctionProperties getSetProperties() const override {
    return MachineFunctionProperties().set(
        MachineFunctionProperties::Property::Selected);
  }

  InstructionSelect();

  bool runOnMachineFunction(MachineFunction &MF) override;
};
} // End namespace llvm.

#endif