LLVM 19.0.0git
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aarch32.cpp File Reference
#include "llvm/ExecutionEngine/JITLink/aarch32.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/BinaryFormat/ELF.h"
#include "llvm/ExecutionEngine/JITLink/JITLink.h"
#include "llvm/ExecutionEngine/Orc/Shared/MemoryFlags.h"
#include "llvm/Object/ELFObjectFile.h"
#include "llvm/Support/Endian.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/MathExtras.h"

Go to the source code of this file.

Namespaces

namespace  llvm
 This is an optimization pass for GlobalISel generic memory operations.
 
 
 

Macros

#define DEBUG_TYPE   "jitlink"
 
#define KIND_NAME_CASE(K)
 
#define CPUARCH_NAME_CASE(K)
 

Functions

bool llvm::jitlink::aarch32::hasTargetFlags (Symbol &Sym, TargetFlagsType Flags)
 Check whether the given target flags are set for this Symbol.
 
HalfWords llvm::jitlink::aarch32::encodeImmBT4BlT1BlxT2 (int64_t Value)
 Encode 22-bit immediate value for branch instructions without J1J2 range extension (formats B T4, BL T1 and BLX T2).
 
int64_t llvm::jitlink::aarch32::decodeImmBT4BlT1BlxT2 (uint32_t Hi, uint32_t Lo)
 Decode 22-bit immediate value for branch instructions without J1J2 range extension (formats B T4, BL T1 and BLX T2).
 
HalfWords llvm::jitlink::aarch32::encodeImmBT4BlT1BlxT2_J1J2 (int64_t Value)
 Encode 25-bit immediate value for branch instructions with J1J2 range extension (formats B T4, BL T1 and BLX T2).
 
int64_t llvm::jitlink::aarch32::decodeImmBT4BlT1BlxT2_J1J2 (uint32_t Hi, uint32_t Lo)
 Decode 25-bit immediate value for branch instructions with J1J2 range extension (formats B T4, BL T1 and BLX T2).
 
uint32_t llvm::jitlink::aarch32::encodeImmBA1BlA1BlxA2 (int64_t Value)
 Encode 26-bit immediate value for branch instructions (formats B A1, BL A1 and BLX A2).
 
int64_t llvm::jitlink::aarch32::decodeImmBA1BlA1BlxA2 (int64_t Value)
 Decode 26-bit immediate value for branch instructions (formats B A1, BL A1 and BLX A2).
 
HalfWords llvm::jitlink::aarch32::encodeImmMovtT1MovwT3 (uint16_t Value)
 Encode 16-bit immediate value for move instruction formats MOVT T1 and MOVW T3.
 
uint16_t llvm::jitlink::aarch32::decodeImmMovtT1MovwT3 (uint32_t Hi, uint32_t Lo)
 Decode 16-bit immediate value from move instruction formats MOVT T1 and MOVW T3.
 
HalfWords llvm::jitlink::aarch32::encodeRegMovtT1MovwT3 (int64_t Value)
 Encode register ID for instruction formats MOVT T1 and MOVW T3.
 
int64_t llvm::jitlink::aarch32::decodeRegMovtT1MovwT3 (uint32_t Hi, uint32_t Lo)
 Decode register ID from instruction formats MOVT T1 and MOVW T3.
 
uint32_t llvm::jitlink::aarch32::encodeImmMovtA1MovwA2 (uint16_t Value)
 Encode 16-bit immediate value for move instruction formats MOVT A1 and MOVW A2.
 
uint16_t llvm::jitlink::aarch32::decodeImmMovtA1MovwA2 (uint64_t Value)
 Decode 16-bit immediate value for move instruction formats MOVT A1 and MOVW A2.
 
uint32_t llvm::jitlink::aarch32::encodeRegMovtA1MovwA2 (int64_t Value)
 Encode register ID for instruction formats MOVT A1 and MOVW A2.
 
int64_t llvm::jitlink::aarch32::decodeRegMovtA1MovwA2 (uint64_t Value)
 Decode register ID for instruction formats MOVT A1 and MOVW A2.
 
static Error llvm::jitlink::aarch32::checkOpcode (LinkGraph &G, const ArmRelocation &R, Edge::Kind Kind)
 
static Error llvm::jitlink::aarch32::checkOpcode (LinkGraph &G, const ThumbRelocation &R, Edge::Kind Kind)
 
template<EdgeKind_aarch32 Kind>
bool llvm::jitlink::aarch32::checkRegister (const ThumbRelocation &R, HalfWords Reg)
 
template<EdgeKind_aarch32 Kind>
bool llvm::jitlink::aarch32::checkRegister (const ArmRelocation &R, uint32_t Reg)
 
template<EdgeKind_aarch32 Kind>
void llvm::jitlink::aarch32::writeRegister (WritableThumbRelocation &R, HalfWords Reg)
 
template<EdgeKind_aarch32 Kind>
void llvm::jitlink::aarch32::writeRegister (WritableArmRelocation &R, uint32_t Reg)
 
template<EdgeKind_aarch32 Kind>
void llvm::jitlink::aarch32::writeImmediate (WritableThumbRelocation &R, HalfWords Imm)
 
template<EdgeKind_aarch32 Kind>
void llvm::jitlink::aarch32::writeImmediate (WritableArmRelocation &R, uint32_t Imm)
 
Expected< int64_t > llvm::jitlink::aarch32::readAddendData (LinkGraph &G, Block &B, Edge::OffsetT Offset, Edge::Kind Kind)
 Helper function to read the initial addend for Data-class relocations.
 
Expected< int64_t > llvm::jitlink::aarch32::readAddendArm (LinkGraph &G, Block &B, Edge::OffsetT Offset, Edge::Kind Kind)
 Helper function to read the initial addend for Arm-class relocations.
 
Expected< int64_t > llvm::jitlink::aarch32::readAddendThumb (LinkGraph &G, Block &B, Edge::OffsetT Offset, Edge::Kind Kind, const ArmConfig &ArmCfg)
 Helper function to read the initial addend for Thumb-class relocations.
 
Error llvm::jitlink::aarch32::applyFixupData (LinkGraph &G, Block &B, const Edge &E)
 Helper function to apply the fixup for Data-class relocations.
 
Error llvm::jitlink::aarch32::applyFixupArm (LinkGraph &G, Block &B, const Edge &E)
 Helper function to apply the fixup for Arm-class relocations.
 
Error llvm::jitlink::aarch32::applyFixupThumb (LinkGraph &G, Block &B, const Edge &E, const ArmConfig &ArmCfg)
 Helper function to apply the fixup for Thumb-class relocations.
 
template<size_t Size>
static Block & llvm::jitlink::aarch32::allocPointer (LinkGraph &G, Section &S, const uint8_t(&Content)[Size])
 Create a new node in the link-graph for the given pointer value.
 
template<size_t Size>
static Block & llvm::jitlink::aarch32::allocStub (LinkGraph &G, Section &S, const uint8_t(&Code)[Size])
 Create a new node in the link-graph for the given stub template.
 
static Block & llvm::jitlink::aarch32::createStubPrev7 (LinkGraph &G, Section &S, Symbol &Target)
 
static Block & llvm::jitlink::aarch32::createStubThumbv7 (LinkGraph &G, Section &S, Symbol &Target)
 
static Block & llvm::jitlink::aarch32::createStubArmv7 (LinkGraph &G, Section &S, Symbol &Target)
 
static bool llvm::jitlink::aarch32::needsStub (const Edge &E)
 
const charllvm::jitlink::aarch32::getEdgeKindName (Edge::Kind K)
 Get a human-readable name for the given AArch32 edge kind.
 
const charllvm::jitlink::aarch32::getCPUArchName (ARMBuildAttrs::CPUArch K)
 Human-readable name for a given CPU architecture kind.
 

Variables

const uint8_t llvm::jitlink::aarch32::GOTEntryInit []
 
const uint8_t llvm::jitlink::aarch32::ArmThumbv5LdrPc []
 
const uint8_t llvm::jitlink::aarch32::Armv7ABS []
 
const uint8_t llvm::jitlink::aarch32::Thumbv7ABS []
 

Macro Definition Documentation

◆ CPUARCH_NAME_CASE

#define CPUARCH_NAME_CASE (   K)
Value:
case K: \
return #K;

◆ DEBUG_TYPE

#define DEBUG_TYPE   "jitlink"

Definition at line 24 of file aarch32.cpp.

◆ KIND_NAME_CASE

#define KIND_NAME_CASE (   K)
Value:
case K: \
return #K;

Variable Documentation

◆ Hi

const support::ulittle16_t& Hi

◆ Lo

const support::ulittle16_t& Lo

◆ Wd

const support::ulittle32_t& Wd