llvm/llvm/lib/CodeGen/MachineCycleAnalysis.cpp

//===- MachineCycleAnalysis.cpp - Compute CycleInfo for Machine IR --------===//
//
// 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
//
//===----------------------------------------------------------------------===//

#include "llvm/CodeGen/MachineCycleAnalysis.h"
#include "llvm/ADT/GenericCycleImpl.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/MachineSSAContext.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#include "llvm/InitializePasses.h"

usingnamespacellvm;

template class llvm::GenericCycleInfo<llvm::MachineSSAContext>;
template class llvm::GenericCycle<llvm::MachineSSAContext>;

char MachineCycleInfoWrapperPass::ID = …;

MachineCycleInfoWrapperPass::MachineCycleInfoWrapperPass()
    : … { … }

INITIALIZE_PASS_BEGIN(MachineCycleInfoWrapperPass, "machine-cycles",
                      "Machine Cycle Info Analysis", true, true)
INITIALIZE_PASS_END(MachineCycleInfoWrapperPass, "machine-cycles",
                    "Machine Cycle Info Analysis", true, true)

void MachineCycleInfoWrapperPass::getAnalysisUsage(AnalysisUsage &AU) const { … }

bool MachineCycleInfoWrapperPass::runOnMachineFunction(MachineFunction &Func) { … }

void MachineCycleInfoWrapperPass::print(raw_ostream &OS, const Module *) const { … }

void MachineCycleInfoWrapperPass::releaseMemory() { … }

namespace {
class MachineCycleInfoPrinterPass : public MachineFunctionPass { … };
} // namespace

char MachineCycleInfoPrinterPass::ID = …;

MachineCycleInfoPrinterPass::MachineCycleInfoPrinterPass()
    : … { … }

INITIALIZE_PASS_BEGIN(MachineCycleInfoPrinterPass, "print-machine-cycles",
                      "Print Machine Cycle Info Analysis", true, true)
INITIALIZE_PASS_DEPENDENCY(MachineCycleInfoWrapperPass)
INITIALIZE_PASS_END(MachineCycleInfoPrinterPass, "print-machine-cycles",
                    "Print Machine Cycle Info Analysis", true, true)

void MachineCycleInfoPrinterPass::getAnalysisUsage(AnalysisUsage &AU) const { … }

bool MachineCycleInfoPrinterPass::runOnMachineFunction(MachineFunction &F) { … }

bool llvm::isCycleInvariant(const MachineCycle *Cycle, MachineInstr &I) { … }