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[C++] Use 'nullptr'.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207083 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2014-04-24 06:44:33 +00:00
parent 2c0470e781
commit e703fcb975
52 changed files with 299 additions and 291 deletions
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31
lib/ExecutionEngine/JIT/JITEmitter.cpp
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@@ -344,7 +344,8 @@ namespace {
void *FunctionBody; // Beginning of the function's allocation.
void *Code; // The address the function's code actually starts at.
void *ExceptionTable;
EmittedCode() : FunctionBody(0), Code(0), ExceptionTable(0) {}
EmittedCode() : FunctionBody(nullptr), Code(nullptr),
ExceptionTable(nullptr) {}
};
struct EmittedFunctionConfig : public ValueMapConfig<const Function*> {
typedef JITEmitter *ExtraData;
@@ -361,7 +362,7 @@ namespace {
public:
JITEmitter(JIT &jit, JITMemoryManager *JMM, TargetMachine &TM)
: SizeEstimate(0), Resolver(jit, *this), MMI(0), CurFn(0),
: SizeEstimate(0), Resolver(jit, *this), MMI(nullptr), CurFn(nullptr),
EmittedFunctions(this), TheJIT(&jit) {
MemMgr = JMM ? JMM : JITMemoryManager::CreateDefaultMemManager();
if (jit.getJITInfo().needsGOT()) {
@@ -517,7 +518,7 @@ void *JITResolver::getLazyFunctionStub(Function *F) {
// Call the lazy resolver function if we are JIT'ing lazily. Otherwise we
// must resolve the symbol now.
void *Actual = TheJIT->isCompilingLazily()
? (void *)(intptr_t)LazyResolverFn : (void *)0;
? (void *)(intptr_t)LazyResolverFn : (void *)nullptr;
// If this is an external declaration, attempt to resolve the address now
// to place in the stub.
@@ -526,7 +527,7 @@ void *JITResolver::getLazyFunctionStub(Function *F) {
// If we resolved the symbol to a null address (eg. a weak external)
// don't emit a stub. Return a null pointer to the application.
if (!Actual) return 0;
if (!Actual) return nullptr;
}
TargetJITInfo::StubLayout SL = TheJIT->getJITInfo().getStubLayout();
@@ -593,8 +594,8 @@ void *JITResolver::getExternalFunctionStub(void *FnAddr) {
if (Stub) return Stub;
TargetJITInfo::StubLayout SL = TheJIT->getJITInfo().getStubLayout();
JE.startGVStub(0, SL.Size, SL.Alignment);
Stub = TheJIT->getJITInfo().emitFunctionStub(0, FnAddr, JE);
JE.startGVStub(nullptr, SL.Size, SL.Alignment);
Stub = TheJIT->getJITInfo().emitFunctionStub(nullptr, FnAddr, JE);
JE.finishGVStub();
DEBUG(dbgs() << "JIT: Stub emitted at [" << Stub
@@ -620,8 +621,8 @@ void *JITResolver::JITCompilerFn(void *Stub) {
JITResolver *JR = StubToResolverMap->getResolverFromStub(Stub);
assert(JR && "Unable to find the corresponding JITResolver to the call site");
Function* F = 0;
void* ActualPtr = 0;
Function* F = nullptr;
void* ActualPtr = nullptr;
{
// Only lock for getting the Function. The call getPointerToFunction made
@@ -736,7 +737,7 @@ void JITEmitter::processDebugLoc(DebugLoc DL, bool BeforePrintingInsn) {
const LLVMContext &Context = EmissionDetails.MF->getFunction()->getContext();
if (DL.getScope(Context) != 0 && PrevDL != DL) {
if (DL.getScope(Context) != nullptr && PrevDL != DL) {
JITEvent_EmittedFunctionDetails::LineStart NextLine;
NextLine.Address = getCurrentPCValue();
NextLine.Loc = DL;
@@ -825,7 +826,7 @@ bool JITEmitter::finishFunction(MachineFunction &F) {
// Resolve the relocations to concrete pointers.
for (unsigned i = 0, e = Relocations.size(); i != e; ++i) {
MachineRelocation &MR = Relocations[i];
void *ResultPtr = 0;
void *ResultPtr = nullptr;
if (!MR.letTargetResolve()) {
if (MR.isExternalSymbol()) {
ResultPtr = TheJIT->getPointerToNamedFunction(MR.getExternalSymbol(),
@@ -871,7 +872,7 @@ bool JITEmitter::finishFunction(MachineFunction &F) {
}
}
CurFn = 0;
CurFn = nullptr;
TheJIT->getJITInfo().relocate(BufferBegin, &Relocations[0],
Relocations.size(), MemMgr->getGOTBase());
}
@@ -900,7 +901,7 @@ bool JITEmitter::finishFunction(MachineFunction &F) {
SizeEstimate = 0;
}
BufferBegin = CurBufferPtr = 0;
BufferBegin = CurBufferPtr = nullptr;
NumBytes += FnEnd-FnStart;
// Invalidate the icache if necessary.
@@ -1018,7 +1019,7 @@ void JITEmitter::emitConstantPool(MachineConstantPool *MCP) {
ConstantPoolBase = allocateSpace(Size, Align);
ConstantPool = MCP;
if (ConstantPoolBase == 0) return; // Buffer overflow.
if (!ConstantPoolBase) return; // Buffer overflow.
DEBUG(dbgs() << "JIT: Emitted constant pool at [" << ConstantPoolBase
<< "] (size: " << Size << ", alignment: " << Align << ")\n");
@@ -1074,7 +1075,7 @@ void JITEmitter::emitJumpTableInfo(MachineJumpTableInfo *MJTI) {
return;
const std::vector<MachineJumpTableEntry> &JT = MJTI->getJumpTables();
if (JT.empty() || JumpTableBase == 0) return;
if (JT.empty() || !JumpTableBase) return;
switch (MJTI->getEntryKind()) {
@@ -1244,7 +1245,7 @@ void JIT::updateFunctionStub(Function *F) {
void JIT::freeMachineCodeForFunction(Function *F) {
// Delete translation for this from the ExecutionEngine, so it will get
// retranslated next time it is used.
updateGlobalMapping(F, 0);
updateGlobalMapping(F, nullptr);
// Free the actual memory for the function body and related stuff.
static_cast<JITEmitter*>(JCE)->deallocateMemForFunction(F);