1//===-------------- lib/Support/BranchProbability.cpp -----------*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file implements Branch Probability class. 11// 12//===----------------------------------------------------------------------===// 13 14#include "llvm/Support/BranchProbability.h" 15#include "llvm/Support/Debug.h" 16#include "llvm/Support/Format.h" 17#include "llvm/Support/raw_ostream.h" 18 19using namespace llvm; 20 21void BranchProbability::print(raw_ostream &OS) const { 22 OS << N << " / " << D << " = " << format("%g%%", ((double)N / D) * 100.0); 23} 24 25void BranchProbability::dump() const { 26 dbgs() << *this << '\n'; 27} 28 29namespace llvm { 30 31raw_ostream &operator<<(raw_ostream &OS, const BranchProbability &Prob) { 32 Prob.print(OS); 33 return OS; 34} 35 36} 37