llvm/llvm/include/llvm/IR/ProfileSummary.h

//===- ProfileSummary.h - Profile summary data structure. -------*- 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
//
//===----------------------------------------------------------------------===//
//
// This file defines the profile summary data structure.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_IR_PROFILESUMMARY_H
#define LLVM_IR_PROFILESUMMARY_H

#include <algorithm>
#include <cassert>
#include <cstdint>
#include <vector>

namespace llvm {

class LLVMContext;
class Metadata;
class raw_ostream;

// The profile summary is one or more (Cutoff, MinCount, NumCounts) triplets.
// The semantics of counts depend on the type of profile. For instrumentation
// profile, counts are block counts and for sample profile, counts are
// per-line samples. Given a target counts percentile, we compute the minimum
// number of counts needed to reach this target and the minimum among these
// counts.
struct ProfileSummaryEntry { … };

SummaryEntryVector;

class ProfileSummary { … };

} // end namespace llvm

#endif // LLVM_IR_PROFILESUMMARY_H