llvm/llvm/lib/Analysis/InstCount.cpp

//===-- InstCount.cpp - Collects the count of all instructions ------------===//
//
// 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 pass collects the count of all instructions and reports them
//
//===----------------------------------------------------------------------===//

#include "llvm/Analysis/InstCount.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/Passes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/InstVisitor.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
usingnamespacellvm;

#define DEBUG_TYPE …

STATISTIC(TotalInsts, "Number of instructions (of all types)");
STATISTIC(TotalBlocks, "Number of basic blocks");
STATISTIC(TotalFuncs, "Number of non-external functions");

#define HANDLE_INST …

#include "llvm/IR/Instruction.def"

namespace {
class InstCount : public InstVisitor<InstCount> { … };
} // namespace

PreservedAnalyses InstCountPass::run(Function &F,
                                     FunctionAnalysisManager &FAM) { … }