File Manager

003 File Manager

Current Path: /usr/src/contrib/llvm-project/llvm/lib/IR

usr / src / contrib / llvm-project / llvm / lib / IR /

📁 ..
📄 AbstractCallSite.cpp(5.14 KB)
📄 AsmWriter.cpp(152.8 KB)
📄 AttributeImpl.h(10.49 KB)
📄 Attributes.cpp(63.53 KB)
📄 AutoUpgrade.cpp(188.79 KB)
📄 BasicBlock.cpp(16.46 KB)
📄 Comdat.cpp(2.33 KB)
📄 ConstantFold.cpp(104.22 KB)
📄 ConstantFold.h(2.55 KB)
📄 ConstantRange.cpp(54.53 KB)
📄 Constants.cpp(117.17 KB)
📄 ConstantsContext.h(26.51 KB)
📄 Core.cpp(143.39 KB)
📄 DIBuilder.cpp(43.31 KB)
📄 DataLayout.cpp(31.11 KB)
📄 DebugInfo.cpp(54.5 KB)
📄 DebugInfoMetadata.cpp(52.5 KB)
📄 DebugLoc.cpp(4 KB)
📄 DiagnosticHandler.cpp(3.58 KB)
📄 DiagnosticInfo.cpp(13.72 KB)
📄 DiagnosticPrinter.cpp(2.93 KB)
📄 Dominators.cpp(14.38 KB)
📄 FPEnv.cpp(2.63 KB)
📄 Function.cpp(58.45 KB)
📄 GVMaterializer.cpp(640 B)
📄 Globals.cpp(19.65 KB)
📄 IRBuilder.cpp(44.38 KB)
📄 IRPrintingPasses.cpp(4.37 KB)
📄 InlineAsm.cpp(9.63 KB)
📄 Instruction.cpp(26.63 KB)
📄 Instructions.cpp(165.63 KB)
📄 IntrinsicInst.cpp(11.05 KB)
📄 LLVMContext.cpp(11.43 KB)
📄 LLVMContextImpl.cpp(7.66 KB)
📄 LLVMContextImpl.h(51.94 KB)
📄 LLVMRemarkStreamer.cpp(6.35 KB)
📄 LegacyPassManager.cpp(60.13 KB)
📄 MDBuilder.cpp(11.87 KB)
📄 Mangler.cpp(7.32 KB)
📄 Metadata.cpp(47.29 KB)
📄 MetadataImpl.h(1.43 KB)
📄 Module.cpp(24.01 KB)
📄 ModuleSummaryIndex.cpp(21.49 KB)
📄 Operator.cpp(4.97 KB)
📄 OptBisect.cpp(1.95 KB)
📄 Pass.cpp(8.33 KB)
📄 PassInstrumentation.cpp(701 B)
📄 PassManager.cpp(3.69 KB)
📄 PassRegistry.cpp(4.47 KB)
📄 PassTimingInfo.cpp(9.08 KB)
📄 ProfileSummary.cpp(10.8 KB)
📄 SafepointIRVerifier.cpp(34.4 KB)
📄 Statepoint.cpp(1.51 KB)
📄 SymbolTableListTraitsImpl.h(4.21 KB)
📄 Type.cpp(24.49 KB)
📄 TypeFinder.cpp(5.02 KB)
📄 Use.cpp(1.05 KB)
📄 User.cpp(7.17 KB)
📄 Value.cpp(36.33 KB)
📄 ValueSymbolTable.cpp(4.36 KB)
📄 Verifier.cpp(224.01 KB)

Editing: PassRegistry.cpp

//===- PassRegistry.cpp - Pass Registration Implementation ----------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This file implements the PassRegistry, with which passes are registered on
// initialization, and supports the PassManager in dependency resolution.
//
//===----------------------------------------------------------------------===//

#include "llvm/PassRegistry.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Pass.h"
#include "llvm/PassInfo.h"
#include "llvm/Support/ManagedStatic.h"
#include <cassert>
#include <memory>
#include <utility>

using namespace llvm;

// FIXME: We use ManagedStatic to erase the pass registrar on shutdown.
// Unfortunately, passes are registered with static ctors, and having
// llvm_shutdown clear this map prevents successful resurrection after
// llvm_shutdown is run.  Ideally we should find a solution so that we don't
// leak the map, AND can still resurrect after shutdown.
static ManagedStatic<PassRegistry> PassRegistryObj;
PassRegistry *PassRegistry::getPassRegistry() {
  return &*PassRegistryObj;
}

//===----------------------------------------------------------------------===//
// Accessors
//

PassRegistry::~PassRegistry() = default;

const PassInfo *PassRegistry::getPassInfo(const void *TI) const {
  sys::SmartScopedReader<true> Guard(Lock);
  MapType::const_iterator I = PassInfoMap.find(TI);
  return I != PassInfoMap.end() ? I->second : nullptr;
}

const PassInfo *PassRegistry::getPassInfo(StringRef Arg) const {
  sys::SmartScopedReader<true> Guard(Lock);
  StringMapType::const_iterator I = PassInfoStringMap.find(Arg);
  return I != PassInfoStringMap.end() ? I->second : nullptr;
}

//===----------------------------------------------------------------------===//
// Pass Registration mechanism
//

void PassRegistry::registerPass(const PassInfo &PI, bool ShouldFree) {
  sys::SmartScopedWriter<true> Guard(Lock);
  bool Inserted =
      PassInfoMap.insert(std::make_pair(PI.getTypeInfo(), &PI)).second;
  assert(Inserted && "Pass registered multiple times!");
  (void)Inserted;
  PassInfoStringMap[PI.getPassArgument()] = &PI;

// Notify any listeners.
  for (auto *Listener : Listeners)
    Listener->passRegistered(&PI);

if (ShouldFree)
    ToFree.push_back(std::unique_ptr<const PassInfo>(&PI));
}

void PassRegistry::enumerateWith(PassRegistrationListener *L) {
  sys::SmartScopedReader<true> Guard(Lock);
  for (auto PassInfoPair : PassInfoMap)
    L->passEnumerate(PassInfoPair.second);
}

/// Analysis Group Mechanisms.
void PassRegistry::registerAnalysisGroup(const void *InterfaceID,
                                         const void *PassID,
                                         PassInfo &Registeree, bool isDefault,
                                         bool ShouldFree) {
  PassInfo *InterfaceInfo = const_cast<PassInfo *>(getPassInfo(InterfaceID));
  if (!InterfaceInfo) {
    // First reference to Interface, register it now.
    registerPass(Registeree);
    InterfaceInfo = &Registeree;
  }
  assert(Registeree.isAnalysisGroup() &&
         "Trying to join an analysis group that is a normal pass!");

if (PassID) {
    PassInfo *ImplementationInfo = const_cast<PassInfo *>(getPassInfo(PassID));
    assert(ImplementationInfo &&
           "Must register pass before adding to AnalysisGroup!");

sys::SmartScopedWriter<true> Guard(Lock);

// Make sure we keep track of the fact that the implementation implements
    // the interface.
    ImplementationInfo->addInterfaceImplemented(InterfaceInfo);

if (isDefault) {
      assert(InterfaceInfo->getNormalCtor() == nullptr &&
             "Default implementation for analysis group already specified!");
      assert(
          ImplementationInfo->getNormalCtor() &&
          "Cannot specify pass as default if it does not have a default ctor");
      InterfaceInfo->setNormalCtor(ImplementationInfo->getNormalCtor());
    }
  }

if (ShouldFree)
    ToFree.push_back(std::unique_ptr<const PassInfo>(&Registeree));
}

void PassRegistry::addRegistrationListener(PassRegistrationListener *L) {
  sys::SmartScopedWriter<true> Guard(Lock);
  Listeners.push_back(L);
}

void PassRegistry::removeRegistrationListener(PassRegistrationListener *L) {
  sys::SmartScopedWriter<true> Guard(Lock);

auto I = llvm::find(Listeners, L);
  Listeners.erase(I);
}

003 File Manager

Editing: PassRegistry.cpp

Upload File

Create Folder