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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-exception

6//

7//===----------------------------------------------------------------------===//

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"

14using namespacellvm;

16voidprintFaultType(FaultMapParser::FaultKind FT,raw_ostream &OS) {

17switch (FT) {

18default:

19llvm_unreachable("unhandled fault type!");

20caseFaultMapParser::FaultingLoad:

21OS <<"FaultingLoad";

22break;

23caseFaultMapParser::FaultingLoadStore:

24OS <<"FaultingLoadStore";

25break;

26caseFaultMapParser::FaultingStore:

27OS <<"FaultingStore";

28break;

29 }

30}

32raw_ostream &

33llvm::operator<<(raw_ostream &OS,

34constFaultMapParser::FunctionFaultInfoAccessor &FFI) {

35OS <<"Fault kind: ";

36printFaultType((FaultMapParser::FaultKind)FFI.getFaultKind(),OS);

37OS <<", faulting PC offset: " << FFI.getFaultingPCOffset()

38 <<", handling PC offset: " << FFI.getHandlerPCOffset();

39returnOS;

40}

42raw_ostream &llvm::operator<<(raw_ostream &OS,

43constFaultMapParser::FunctionInfoAccessor &FI) {

44OS <<"FunctionAddress: " <<format_hex(FI.getFunctionAddr(), 8)

45 <<", NumFaultingPCs: " << FI.getNumFaultingPCs() <<"\n";

46for (unsignedI = 0, E = FI.getNumFaultingPCs();I != E; ++I)

47OS << FI.getFunctionFaultInfoAt(I) <<"\n";

48returnOS;

49}

51raw_ostream &llvm::operator<<(raw_ostream &OS,constFaultMapParser &FMP) {

52OS <<"Version: " <<format_hex(FMP.getFaultMapVersion(), 2) <<"\n";

53OS <<"NumFunctions: " << FMP.getNumFunctions() <<"\n";

55if (FMP.getNumFunctions() == 0)

56returnOS;

58FaultMapParser::FunctionInfoAccessor FI;

60for (unsignedI = 0, E = FMP.getNumFunctions();I != E; ++I) {

61 FI = (I == 0) ? FMP.getFirstFunctionInfo() : FI.getNextFunctionInfo();

62OS << FI;

63 }

65returnOS;

66}

printFaultType

void printFaultType(FaultMapParser::FaultKind FT, raw_ostream &OS)

Definition:FaultMapParser.cpp:16

FaultMapParser.h

Format.h

#define I(x, y, z)

Definition:MD5.cpp:58

raw_pwrite_stream & OS

Definition:SampleProfWriter.cpp:51

llvm::FaultMapParser::FunctionFaultInfoAccessor

Definition:FaultMapParser.h:56

llvm::FaultMapParser::FunctionFaultInfoAccessor::getFaultKind

FaultKindType getFaultKind() const

Definition:FaultMapParser.h:77

llvm::FaultMapParser::FunctionFaultInfoAccessor::getHandlerPCOffset

HandlerPCOffsetType getHandlerPCOffset() const

Definition:FaultMapParser.h:85

llvm::FaultMapParser::FunctionFaultInfoAccessor::getFaultingPCOffset

FaultingPCOffsetType getFaultingPCOffset() const

Definition:FaultMapParser.h:81

llvm::FaultMapParser::FunctionInfoAccessor

Definition:FaultMapParser.h:90

llvm::FaultMapParser::FunctionInfoAccessor::getNextFunctionInfo

FunctionInfoAccessor getNextFunctionInfo() const

Definition:FaultMapParser.h:128

llvm::FaultMapParser::FunctionInfoAccessor::getFunctionAddr

FunctionAddrType getFunctionAddr() const

Definition:FaultMapParser.h:113

llvm::FaultMapParser::FunctionInfoAccessor::getNumFaultingPCs

NumFaultingPCsType getNumFaultingPCs() const

Definition:FaultMapParser.h:117

llvm::FaultMapParser::FunctionInfoAccessor::getFunctionFaultInfoAt

FunctionFaultInfoAccessor getFunctionFaultInfoAt(uint32_t Index) const

Definition:FaultMapParser.h:121

llvm::FaultMapParser

A parser for the __llvm_faultmaps section generated by the FaultMaps class declared in llvm/CodeGen/F...

Definition:FaultMapParser.h:25

llvm::FaultMapParser::getNumFunctions

NumFunctionsType getNumFunctions() const

Definition:FaultMapParser.h:147

llvm::FaultMapParser::getFirstFunctionInfo

FunctionInfoAccessor getFirstFunctionInfo() const

Definition:FaultMapParser.h:151

llvm::FaultMapParser::FaultKind

FaultKind

Definition:FaultMapParser.h:49

llvm::FaultMapParser::FaultingLoad

@ FaultingLoad

Definition:FaultMapParser.h:50

llvm::FaultMapParser::FaultingLoadStore

@ FaultingLoadStore

Definition:FaultMapParser.h:51

llvm::FaultMapParser::FaultingStore

@ FaultingStore

Definition:FaultMapParser.h:52

llvm::FaultMapParser::getFaultMapVersion

FaultMapVersionType getFaultMapVersion() const

Definition:FaultMapParser.h:141

llvm::raw_ostream

This class implements an extremely fast bulk output stream that can only output to a stream.

Definition:raw_ostream.h:52

ErrorHandling.h

llvm_unreachable

#define llvm_unreachable(msg)

Marks that the current location is not supposed to be reachable.

Definition:ErrorHandling.h:143

llvm

This is an optimization pass for GlobalISel generic memory operations.

Definition:AddressRanges.h:18

llvm::format_hex

FormattedNumber format_hex(uint64_t N, unsigned Width, bool Upper=false)

format_hex - Output N as a fixed width hexadecimal.

Definition:Format.h:187

llvm::operator<<

raw_ostream & operator<<(raw_ostream &OS, const APFixedPoint &FX)

Definition:APFixedPoint.h:303

raw_ostream.h