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 17#include "llvm/Instructions.h" 18#include "llvm/ADT/SmallVector.h" 19#include "llvm/ADT/StringRef.h" 20 21using namespace llvm; 22 23LogBuilder::~LogBuilder() { 24 consumer.logf(*this); 25} 26 27StringRef LogBuilder::getFormat() const { return Format; } 28 29unsigned LogBuilder::getNumArguments() const { return Arguments.size(); } 30Value *LogBuilder::getArgument(unsigned I) const { return Arguments[I]; } 31 32DiffLogBuilder::~DiffLogBuilder() { consumer.logd(*this); } 33 34void DiffLogBuilder::addMatch(Instruction *L, Instruction *R) { 35 Diff.push_back(DiffRecord(L, R)); 36} 37void DiffLogBuilder::addLeft(Instruction *L) { 38 // HACK: VS 2010 has a bug in the stdlib that requires this. 39 Diff.push_back(DiffRecord(L, DiffRecord::second_type(0))); 40} 41void DiffLogBuilder::addRight(Instruction *R) { 42 // HACK: VS 2010 has a bug in the stdlib that requires this. 43 Diff.push_back(DiffRecord(DiffRecord::first_type(0), R)); 44} 45 46unsigned DiffLogBuilder::getNumLines() const { return Diff.size(); } 47 48DiffChange DiffLogBuilder::getLineKind(unsigned I) const { 49 return (Diff[I].first ? (Diff[I].second ? DC_match : DC_left) 50 : DC_right); 51} 52Instruction *DiffLogBuilder::getLeft(unsigned I) const { return Diff[I].first; } 53Instruction *DiffLogBuilder::getRight(unsigned I) const { return Diff[I].second; } 54