67 lines · cpp
1//===----------------------- FaultMapParser.cpp ---------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "llvm/Object/FaultMapParser.h"10#include "llvm/Support/ErrorHandling.h"11#include "llvm/Support/Format.h"12#include "llvm/Support/raw_ostream.h"13 14using namespace llvm;15 16void printFaultType(FaultMapParser::FaultKind FT, raw_ostream &OS) {17 switch (FT) {18 default:19 llvm_unreachable("unhandled fault type!");20 case FaultMapParser::FaultingLoad:21 OS << "FaultingLoad";22 break;23 case FaultMapParser::FaultingLoadStore:24 OS << "FaultingLoadStore";25 break;26 case FaultMapParser::FaultingStore:27 OS << "FaultingStore";28 break;29 }30}31 32raw_ostream &33llvm::operator<<(raw_ostream &OS,34 const FaultMapParser::FunctionFaultInfoAccessor &FFI) {35 OS << "Fault kind: ";36 printFaultType((FaultMapParser::FaultKind)FFI.getFaultKind(), OS);37 OS << ", faulting PC offset: " << FFI.getFaultingPCOffset()38 << ", handling PC offset: " << FFI.getHandlerPCOffset();39 return OS;40}41 42raw_ostream &llvm::operator<<(raw_ostream &OS,43 const FaultMapParser::FunctionInfoAccessor &FI) {44 OS << "FunctionAddress: " << format_hex(FI.getFunctionAddr(), 8)45 << ", NumFaultingPCs: " << FI.getNumFaultingPCs() << "\n";46 for (unsigned I = 0, E = FI.getNumFaultingPCs(); I != E; ++I)47 OS << FI.getFunctionFaultInfoAt(I) << "\n";48 return OS;49}50 51raw_ostream &llvm::operator<<(raw_ostream &OS, const FaultMapParser &FMP) {52 OS << "Version: " << format_hex(FMP.getFaultMapVersion(), 2) << "\n";53 OS << "NumFunctions: " << FMP.getNumFunctions() << "\n";54 55 if (FMP.getNumFunctions() == 0)56 return OS;57 58 FaultMapParser::FunctionInfoAccessor FI;59 60 for (unsigned I = 0, E = FMP.getNumFunctions(); I != E; ++I) {61 FI = (I == 0) ? FMP.getFirstFunctionInfo() : FI.getNextFunctionInfo();62 OS << FI;63 }64 65 return OS;66}67