[NFC] Cleanup: Remove Function::getBasicBlockList() when not required.

This is part of a series of patches that aim at making Function::getBasicBlockList() private.

Differential Revision: https://reviews.llvm.org/D139910
This commit is contained in:
Vasileios Porpodas
2022-12-12 17:03:08 -08:00
parent ee11ef6dc0
commit adfb23c607
13 changed files with 16 additions and 18 deletions

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@@ -128,7 +128,7 @@ static void resolveTopLevelMetadata(llvm::Function *Fn,
// Find all llvm.dbg.declare intrinsics and resolve the DILocalVariable nodes
// they are referencing.
for (auto &BB : Fn->getBasicBlockList()) {
for (auto &BB : *Fn) {
for (auto &I : BB) {
if (auto *DII = dyn_cast<llvm::DbgVariableIntrinsic>(&I)) {
auto *DILocal = DII->getVariable();

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@@ -122,7 +122,7 @@ findRSCallSites(llvm::Module &module, std::set<llvm::CallInst *> &rs_callsites,
bool found = false;
for (auto &func : module.getFunctionList())
for (auto &block : func.getBasicBlockList())
for (auto &block : func)
for (auto &inst : block) {
llvm::CallInst *call_inst =
llvm::dyn_cast_or_null<llvm::CallInst>(&inst);

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@@ -136,7 +136,7 @@ SequenceBBQuery::BlockListTy
SequenceBBQuery::rearrangeBB(const Function &F, const BlockListTy &BBList) {
BlockListTy RearrangedBBSet;
for (auto &Block : F.getBasicBlockList())
for (auto &Block : F)
if (llvm::is_contained(BBList, &Block))
RearrangedBBSet.push_back(&Block);

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@@ -113,7 +113,7 @@ bool SMEABI::updateNewZAFunctions(Module *M, Function *F,
Builder.CreateCall(EnableZAIntr->getFunctionType(), EnableZAIntr);
// Before returning, disable pstate.za
for (BasicBlock &BB : F->getBasicBlockList()) {
for (BasicBlock &BB : *F) {
Instruction *T = BB.getTerminator();
if (!T || !isa<ReturnInst>(T))
continue;

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@@ -272,7 +272,7 @@ bool CFGuard::runOnFunction(Function &F) {
// instructions. Make a separate list of pointers to indirect
// call/invoke/callbr instructions because the original instructions will be
// deleted as the checks are added.
for (BasicBlock &BB : F.getBasicBlockList()) {
for (BasicBlock &BB : F) {
for (Instruction &I : BB) {
auto *CB = dyn_cast<CallBase>(&I);
if (CB && CB->isIndirectCall() && !CB->hasFnAttr("guard_nocf")) {

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@@ -50,7 +50,7 @@ public:
TargetTransformInfo &TTI = TTIWP->getTTI(*Callee);
bool RemarksEnabled = false;
const auto &BBs = CB.getCaller()->getBasicBlockList();
const auto &BBs = *CB.getCaller();
if (!BBs.empty()) {
auto DI = OptimizationRemark(DEBUG_TYPE, "", DebugLoc(), &BBs.front());
if (DI.isEnabled())

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@@ -1836,10 +1836,9 @@ void DevirtModule::rebuildGlobal(VTableBits &B) {
bool DevirtModule::areRemarksEnabled() {
const auto &FL = M.getFunctionList();
for (const Function &Fn : FL) {
const auto &BBL = Fn.getBasicBlockList();
if (BBL.empty())
if (Fn.empty())
continue;
auto DI = OptimizationRemark(DEBUG_TYPE, "", DebugLoc(), &BBL.front());
auto DI = OptimizationRemark(DEBUG_TYPE, "", DebugLoc(), &Fn.front());
return DI.isEnabled();
}
return false;

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@@ -1692,7 +1692,7 @@ void ModuleAddressSanitizer::poisonOneInitializer(Function &GlobalInit,
IRB.CreateCall(AsanPoisonGlobals, ModuleNameAddr);
// Add calls to unpoison all globals before each return instruction.
for (auto &BB : GlobalInit.getBasicBlockList())
for (auto &BB : GlobalInit)
if (ReturnInst *RI = dyn_cast<ReturnInst>(BB.getTerminator()))
CallInst::Create(AsanUnpoisonGlobals, "", RI);
}

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@@ -381,7 +381,7 @@ int FunctionComparator::cmpConstants(const Constant *L,
BasicBlock *RBB = RBA->getBasicBlock();
if (LBB == RBB)
return 0;
for (BasicBlock &BB : F->getBasicBlockList()) {
for (BasicBlock &BB : *F) {
if (&BB == LBB) {
assert(&BB != RBB);
return -1;

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@@ -2758,7 +2758,7 @@ llvm::InlineResult llvm::InlineFunction(CallBase &CB, InlineFunctionInfo &IFI,
OrigBB->splice(CB.getIterator(), &*FirstNewBlock, FirstNewBlock->begin(),
FirstNewBlock->end());
// Remove the cloned basic block.
Caller->getBasicBlockList().pop_back();
Caller->back().eraseFromParent();
// If the call site was an invoke instruction, add a branch to the normal
// destination.
@@ -2932,7 +2932,7 @@ llvm::InlineResult llvm::InlineFunction(CallBase &CB, InlineFunctionInfo &IFI,
Br->eraseFromParent();
// Now we can remove the CalleeEntry block, which is now empty.
Caller->getBasicBlockList().erase(CalleeEntry);
CalleeEntry->eraseFromParent();
// If we inserted a phi node, check to see if it has a single value (e.g. all
// the entries are the same or undef). If so, remove the PHI so it doesn't

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@@ -505,14 +505,14 @@ static void VerifyBlockShuffle(StringRef Source) {
std::unique_ptr<Module> M = parseAssembly(Source.data(), Ctx);
Function *F = &*M->begin();
DenseMap<BasicBlock *, int> PreShuffleInstCnt;
for (BasicBlock &BB : F->getBasicBlockList()) {
for (BasicBlock &BB : *F) {
PreShuffleInstCnt.insert({&BB, BB.size()});
}
std::mt19937 mt(Seed);
std::uniform_int_distribution<int> RandInt(INT_MIN, INT_MAX);
for (int i = 0; i < 100; i++) {
Mutator->mutateModule(*M, RandInt(mt), Source.size(), Source.size() + 1024);
for (BasicBlock &BB : F->getBasicBlockList()) {
for (BasicBlock &BB : *F) {
int PostShuffleIntCnt = BB.size();
EXPECT_EQ(PostShuffleIntCnt, PreShuffleInstCnt[&BB]);
}

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@@ -1516,7 +1516,7 @@ if.end:
}
)");
Function *Foo = M->getFunction("foo");
auto BBs = Foo->getBasicBlockList().begin();
auto BBs = Foo->begin();
CallBrInst &CBI = cast<CallBrInst>(BBs->front());
++BBs;
++BBs;

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@@ -321,8 +321,7 @@ getTopologicallySortedBlocks(llvm::Function *func) {
blocks.insert(traversal.begin(), traversal.end());
}
}
assert(blocks.size() == func->getBasicBlockList().size() &&
"some blocks are not sorted");
assert(blocks.size() == func->size() && "some blocks are not sorted");
return blocks;
}