1//===-- DiffLog.h - Difference Log Builder and accessories ------*- C++ -*-===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8// 9// This header defines the interface to the LLVM difference log builder. 10// 11//===----------------------------------------------------------------------===// 12 13#include "DiffLog.h" 14#include "DiffConsumer.h" 15#include "llvm/ADT/StringRef.h" 16 17using namespace llvm; 18 19LogBuilder::~LogBuilder() { 20 if (consumer) 21 consumer->logf(*this); 22} 23 24StringRef LogBuilder::getFormat() const { return Format; } 25 26unsigned LogBuilder::getNumArguments() const { return Arguments.size(); } 27Value *LogBuilder::getArgument(unsigned I) const { return Arguments[I]; } 28 29DiffLogBuilder::~DiffLogBuilder() { consumer.logd(*this); } 30 31void DiffLogBuilder::addMatch(Instruction *L, Instruction *R) { 32 Diff.push_back(DiffRecord(L, R)); 33} 34void DiffLogBuilder::addLeft(Instruction *L) { 35 // HACK: VS 2010 has a bug in the stdlib that requires this. 36 Diff.push_back(DiffRecord(L, DiffRecord::second_type(nullptr))); 37} 38void DiffLogBuilder::addRight(Instruction *R) { 39 // HACK: VS 2010 has a bug in the stdlib that requires this. 40 Diff.push_back(DiffRecord(DiffRecord::first_type(nullptr), R)); 41} 42 43unsigned DiffLogBuilder::getNumLines() const { return Diff.size(); } 44 45DiffChange DiffLogBuilder::getLineKind(unsigned I) const { 46 return (Diff[I].first ? (Diff[I].second ? DC_match : DC_left) 47 : DC_right); 48} 49Instruction *DiffLogBuilder::getLeft(unsigned I) const { return Diff[I].first; } 50Instruction *DiffLogBuilder::getRight(unsigned I) const { return Diff[I].second; } 51