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 17 using namespace llvm; 18 19 LogBuilder::~LogBuilder() { 20 if (consumer) 21 consumer->logf(*this); 22 } 23 24 StringRef LogBuilder::getFormat() const { return Format; } 25 26 unsigned LogBuilder::getNumArguments() const { return Arguments.size(); } 27 const Value *LogBuilder::getArgument(unsigned I) const { return Arguments[I]; } 28 29 DiffLogBuilder::~DiffLogBuilder() { consumer.logd(*this); } 30 31 void DiffLogBuilder::addMatch(const Instruction *L, const Instruction *R) { 32 Diff.push_back(DiffRecord(L, R)); 33 } 34 void DiffLogBuilder::addLeft(const 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 } 38 void DiffLogBuilder::addRight(const 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 43 unsigned DiffLogBuilder::getNumLines() const { return Diff.size(); } 44 45 DiffChange DiffLogBuilder::getLineKind(unsigned I) const { 46 return (Diff[I].first ? (Diff[I].second ? DC_match : DC_left) 47 : DC_right); 48 } 49 const Instruction *DiffLogBuilder::getLeft(unsigned I) const { 50 return Diff[I].first; 51 } 52 const Instruction *DiffLogBuilder::getRight(unsigned I) const { 53 return Diff[I].second; 54 } 55