PassInstrumentation.cpp

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//===- PassInstrumentation.cpp - Pass Instrumentation interface -*- 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 provides the implementation of PassInstrumentation class.
///
//===----------------------------------------------------------------------===//
 
#include "llvm/IR/PassInstrumentation.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/IR/PassManager.h"
 
namespace llvm {
 
void PassInstrumentationCallbacks::addClassToPassName(StringRef ClassName,
                                                      StringRef PassName) {
  if (ClassToPassName[ClassName].empty())
    ClassToPassName[ClassName] = PassName.str();
}
 
StringRef
PassInstrumentationCallbacks::getPassNameForClassName(StringRef ClassName) {
  return ClassToPassName[ClassName];
}
 
AnalysisKey PassInstrumentationAnalysis::Key;
 
bool isSpecialPass(StringRef PassID, const std::vector<StringRef> &Specials) {
  size_t Pos = PassID.find('<');
  StringRef Prefix = PassID;
  if (Pos != StringRef::npos)
    Prefix = PassID.substr(0, Pos);
  return any_of(Specials,
                [Prefix](StringRef S) { return Prefix.ends_with(S); });
}
 
} // namespace llvm