1 //===-- DiffLog.h - Difference Log Builder and accessories ------*- 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 header defines the interface to the LLVM difference log builder. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "DiffLog.h" 15 #include "DiffConsumer.h" 16 #include "llvm/ADT/StringRef.h" 17 #include "llvm/IR/Instructions.h" 18 19 using namespace llvm; 20 ~LogBuilder()21LogBuilder::~LogBuilder() { 22 if (consumer) 23 consumer->logf(*this); 24 } 25 getFormat() const26StringRef LogBuilder::getFormat() const { return Format; } 27 getNumArguments() const28unsigned LogBuilder::getNumArguments() const { return Arguments.size(); } getArgument(unsigned I) const29Value *LogBuilder::getArgument(unsigned I) const { return Arguments[I]; } 30 ~DiffLogBuilder()31DiffLogBuilder::~DiffLogBuilder() { consumer.logd(*this); } 32 addMatch(Instruction * L,Instruction * R)33void DiffLogBuilder::addMatch(Instruction *L, Instruction *R) { 34 Diff.push_back(DiffRecord(L, R)); 35 } addLeft(Instruction * L)36void DiffLogBuilder::addLeft(Instruction *L) { 37 // HACK: VS 2010 has a bug in the stdlib that requires this. 38 Diff.push_back(DiffRecord(L, DiffRecord::second_type(nullptr))); 39 } addRight(Instruction * R)40void DiffLogBuilder::addRight(Instruction *R) { 41 // HACK: VS 2010 has a bug in the stdlib that requires this. 42 Diff.push_back(DiffRecord(DiffRecord::first_type(nullptr), R)); 43 } 44 getNumLines() const45unsigned DiffLogBuilder::getNumLines() const { return Diff.size(); } 46 getLineKind(unsigned I) const47DiffChange DiffLogBuilder::getLineKind(unsigned I) const { 48 return (Diff[I].first ? (Diff[I].second ? DC_match : DC_left) 49 : DC_right); 50 } getLeft(unsigned I) const51Instruction *DiffLogBuilder::getLeft(unsigned I) const { return Diff[I].first; } getRight(unsigned I) const52Instruction *DiffLogBuilder::getRight(unsigned I) const { return Diff[I].second; } 53