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-rw-r--r--lib/Transforms/Instrumentation/GCOVProfiling.cpp71
1 files changed, 31 insertions, 40 deletions
diff --git a/lib/Transforms/Instrumentation/GCOVProfiling.cpp b/lib/Transforms/Instrumentation/GCOVProfiling.cpp
index a793e69..368a81d 100644
--- a/lib/Transforms/Instrumentation/GCOVProfiling.cpp
+++ b/lib/Transforms/Instrumentation/GCOVProfiling.cpp
@@ -149,10 +149,10 @@ ModulePass *llvm::createGCOVProfilerPass(const GCOVOptions &Options) {
return new GCOVProfiler(Options);
}
-static StringRef getFunctionName(DISubprogram SP) {
- if (!SP.getLinkageName().empty())
- return SP.getLinkageName();
- return SP.getName();
+static StringRef getFunctionName(MDSubprogram *SP) {
+ if (!SP->getLinkageName().empty())
+ return SP->getLinkageName();
+ return SP->getName();
}
namespace {
@@ -163,7 +163,7 @@ namespace {
static const char *const BlockTag;
static const char *const EdgeTag;
- GCOVRecord() {}
+ GCOVRecord() = default;
void writeBytes(const char *Bytes, int Size) {
os->write(Bytes, Size);
@@ -315,7 +315,7 @@ namespace {
ReturnBlock(1, os) {
this->os = os;
- Function *F = SP.getFunction();
+ Function *F = SP->getFunction();
DEBUG(dbgs() << "Function: " << getFunctionName(SP) << "\n");
uint32_t i = 0;
@@ -330,7 +330,7 @@ namespace {
std::string FunctionNameAndLine;
raw_string_ostream FNLOS(FunctionNameAndLine);
- FNLOS << getFunctionName(SP) << SP.getLineNumber();
+ FNLOS << getFunctionName(SP) << SP->getLine();
FNLOS.flush();
FuncChecksum = hash_value(FunctionNameAndLine);
}
@@ -366,7 +366,7 @@ namespace {
void writeOut() {
writeBytes(FunctionTag, 4);
uint32_t BlockLen = 1 + 1 + 1 + lengthOfGCOVString(getFunctionName(SP)) +
- 1 + lengthOfGCOVString(SP.getFilename()) + 1;
+ 1 + lengthOfGCOVString(SP->getFilename()) + 1;
if (UseCfgChecksum)
++BlockLen;
write(BlockLen);
@@ -375,8 +375,8 @@ namespace {
if (UseCfgChecksum)
write(CfgChecksum);
writeGCOVString(getFunctionName(SP));
- writeGCOVString(SP.getFilename());
- write(SP.getLineNumber());
+ writeGCOVString(SP->getFilename());
+ write(SP->getLine());
// Emit count of blocks.
writeBytes(BlockTag, 4);
@@ -437,12 +437,12 @@ std::string GCOVProfiler::mangleName(DICompileUnit CU, const char *NewStem) {
}
}
- SmallString<128> Filename = CU.getFilename();
+ SmallString<128> Filename = CU->getFilename();
sys::path::replace_extension(Filename, NewStem);
StringRef FName = sys::path::filename(Filename);
SmallString<128> CurPath;
if (sys::fs::current_path(CurPath)) return FName;
- sys::path::append(CurPath, FName.str());
+ sys::path::append(CurPath, FName);
return CurPath.str();
}
@@ -466,7 +466,8 @@ static bool functionHasLines(Function *F) {
if (isa<DbgInfoIntrinsic>(I)) continue;
const DebugLoc &Loc = I->getDebugLoc();
- if (Loc.isUnknown()) continue;
+ if (!Loc)
+ continue;
// Artificial lines such as calls to the global constructors.
if (Loc.getLine() == 0) continue;
@@ -486,21 +487,14 @@ void GCOVProfiler::emitProfileNotes() {
// this pass over the original .o's as they're produced, or run it after
// LTO, we'll generate the same .gcno files.
- DICompileUnit CU(CU_Nodes->getOperand(i));
+ DICompileUnit CU = cast<MDCompileUnit>(CU_Nodes->getOperand(i));
std::error_code EC;
raw_fd_ostream out(mangleName(CU, "gcno"), EC, sys::fs::F_None);
std::string EdgeDestinations;
- DIArray SPs = CU.getSubprograms();
unsigned FunctionIdent = 0;
- for (unsigned i = 0, e = SPs.getNumElements(); i != e; ++i) {
- DISubprogram SP(SPs.getElement(i));
- assert((!SP || SP.isSubprogram()) &&
- "A MDNode in subprograms of a CU should be null or a DISubprogram.");
- if (!SP)
- continue;
-
- Function *F = SP.getFunction();
+ for (auto *SP : CU->getSubprograms()) {
+ Function *F = SP->getFunction();
if (!F) continue;
if (!functionHasLines(F)) continue;
@@ -536,16 +530,18 @@ void GCOVProfiler::emitProfileNotes() {
if (isa<DbgInfoIntrinsic>(I)) continue;
const DebugLoc &Loc = I->getDebugLoc();
- if (Loc.isUnknown()) continue;
+ if (!Loc)
+ continue;
// Artificial lines such as calls to the global constructors.
if (Loc.getLine() == 0) continue;
if (Line == Loc.getLine()) continue;
Line = Loc.getLine();
- if (SP != getDISubprogram(Loc.getScope(*Ctx))) continue;
+ if (SP != getDISubprogram(Loc.getScope()))
+ continue;
- GCOVLines &Lines = Block.getFile(SP.getFilename());
+ GCOVLines &Lines = Block.getFile(SP->getFilename());
Lines.addLine(Loc.getLine());
}
}
@@ -574,16 +570,10 @@ bool GCOVProfiler::emitProfileArcs() {
bool Result = false;
bool InsertIndCounterIncrCode = false;
for (unsigned i = 0, e = CU_Nodes->getNumOperands(); i != e; ++i) {
- DICompileUnit CU(CU_Nodes->getOperand(i));
- DIArray SPs = CU.getSubprograms();
+ DICompileUnit CU = cast<MDCompileUnit>(CU_Nodes->getOperand(i));
SmallVector<std::pair<GlobalVariable *, MDNode *>, 8> CountersBySP;
- for (unsigned i = 0, e = SPs.getNumElements(); i != e; ++i) {
- DISubprogram SP(SPs.getElement(i));
- assert((!SP || SP.isSubprogram()) &&
- "A MDNode in subprograms of a CU should be null or a DISubprogram.");
- if (!SP)
- continue;
- Function *F = SP.getFunction();
+ for (auto *SP : CU->getSubprograms()) {
+ Function *F = SP->getFunction();
if (!F) continue;
if (!functionHasLines(F)) continue;
if (!Result) Result = true;
@@ -603,7 +593,7 @@ bool GCOVProfiler::emitProfileArcs() {
GlobalValue::InternalLinkage,
Constant::getNullValue(CounterTy),
"__llvm_gcov_ctr");
- CountersBySP.push_back(std::make_pair(Counters, (MDNode*)SP));
+ CountersBySP.push_back(std::make_pair(Counters, SP));
UniqueVector<BasicBlock *> ComplexEdgePreds;
UniqueVector<BasicBlock *> ComplexEdgeSuccs;
@@ -628,7 +618,8 @@ bool GCOVProfiler::emitProfileArcs() {
SmallVector<Value *, 2> Idx;
Idx.push_back(Builder.getInt64(0));
Idx.push_back(Sel);
- Value *Counter = Builder.CreateInBoundsGEP(Counters, Idx);
+ Value *Counter = Builder.CreateInBoundsGEP(Counters->getValueType(),
+ Counters, Idx);
Value *Count = Builder.CreateLoad(Counter);
Count = Builder.CreateAdd(Count, Builder.getInt64(1));
Builder.CreateStore(Count, Counter);
@@ -855,7 +846,7 @@ Function *GCOVProfiler::insertCounterWriteout(
NamedMDNode *CU_Nodes = M->getNamedMetadata("llvm.dbg.cu");
if (CU_Nodes) {
for (unsigned i = 0, e = CU_Nodes->getNumOperands(); i != e; ++i) {
- DICompileUnit CU(CU_Nodes->getOperand(i));
+ DICompileUnit CU = cast<MDCompileUnit>(CU_Nodes->getOperand(i));
std::string FilenameGcda = mangleName(CU, "gcda");
uint32_t CfgChecksum = FileChecksums.empty() ? 0 : FileChecksums[i];
Builder.CreateCall3(StartFile,
@@ -863,7 +854,7 @@ Function *GCOVProfiler::insertCounterWriteout(
Builder.CreateGlobalStringPtr(ReversedVersion),
Builder.getInt32(CfgChecksum));
for (unsigned j = 0, e = CountersBySP.size(); j != e; ++j) {
- DISubprogram SP(CountersBySP[j].second);
+ auto *SP = cast_or_null<MDSubprogram>(CountersBySP[j].second);
uint32_t FuncChecksum = Funcs.empty() ? 0 : Funcs[j]->getFuncChecksum();
Builder.CreateCall5(
EmitFunction, Builder.getInt32(j),
@@ -922,7 +913,7 @@ void GCOVProfiler::insertIndirectCounterIncrement() {
Value *ZExtPred = Builder.CreateZExt(Pred, Builder.getInt64Ty());
Arg = std::next(Fn->arg_begin());
Arg->setName("counters");
- Value *GEP = Builder.CreateGEP(Arg, ZExtPred);
+ Value *GEP = Builder.CreateGEP(Type::getInt64PtrTy(*Ctx), Arg, ZExtPred);
Value *Counter = Builder.CreateLoad(GEP, "counter");
Cond = Builder.CreateICmpEQ(Counter,
Constant::getNullValue(
generated by cgit v1.1 at 2024-04-27 18:13:21 +0000