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Transforms: Use the new DebugLoc API, NFC

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Update lib/Analysis and lib/Transforms to use the new `DebugLoc` API.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@233587 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan P. N. Exon Smith 2015-03-30 19:49:49 +00:00
parent 39acf8f243
commit f175439a2b
8 changed files with 35 additions and 36 deletions
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13
include/llvm/Analysis/LoopInfo.h
View File

@ -464,23 +464,20 @@ public:
/// cannot find a terminating instruction with location information,
/// it returns an unknown location.
DebugLoc getStartLoc() const {
DebugLoc StartLoc;
BasicBlock *HeadBB;
// Try the pre-header first.
if ((HeadBB = getLoopPreheader()) != nullptr) {
StartLoc = HeadBB->getTerminator()->getDebugLoc();
if (!StartLoc.isUnknown())
return StartLoc;
}
if ((HeadBB = getLoopPreheader()) != nullptr)
if (DebugLoc DL = HeadBB->getTerminator()->getDebugLoc())
return DL;
// If we have no pre-header or there are no instructions with debug
// info in it, try the header.
HeadBB = getHeader();
if (HeadBB)
StartLoc = HeadBB->getTerminator()->getDebugLoc();
return HeadBB->getTerminator()->getDebugLoc();
return StartLoc;
return DebugLoc();
}
private:

2
lib/Transforms/InstCombine/InstructionCombining.cpp
View File

@ -2723,7 +2723,7 @@ bool InstCombiner::run() {
DEBUG(dbgs() << "IC: Old = " << *I << '\n'
<< " New = " << *Result << '\n');
if (!I->getDebugLoc().isUnknown())
if (I->getDebugLoc())
Result->setDebugLoc(I->getDebugLoc());
// Everything uses the new instruction now.
I->replaceAllUsesWith(Result);

9
lib/Transforms/Instrumentation/GCOVProfiling.cpp
View File

@ -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;
@ -536,14 +537,16 @@ 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());
Lines.addLine(Loc.getLine());

4
lib/Transforms/Instrumentation/SanitizerCoverage.cpp
View File

@ -366,8 +366,8 @@ void SanitizerCoverageModule::InjectCoverageAtBlock(Function &F, BasicBlock &BB,
}
bool IsEntryBB = &BB == &F.getEntryBlock();
DebugLoc EntryLoc = IsEntryBB && !IP->getDebugLoc().isUnknown()
? IP->getDebugLoc().getFnDebugLoc(*C)
DebugLoc EntryLoc = IsEntryBB && IP->getDebugLoc()
? IP->getDebugLoc().getFnDebugLoc()
: IP->getDebugLoc();
IRBuilder<> IRB(IP);
IRB.SetCurrentDebugLocation(EntryLoc);

4
lib/Transforms/Scalar/SampleProfile.cpp
View File

@ -217,14 +217,14 @@ void SampleProfileLoader::printBlockWeight(raw_ostream &OS, BasicBlock *BB) {
/// \returns The profiled weight of I.
unsigned SampleProfileLoader::getInstWeight(Instruction &Inst) {
DebugLoc DLoc = Inst.getDebugLoc();
if (DLoc.isUnknown())
if (!DLoc)
return 0;
unsigned Lineno = DLoc.getLine();
if (Lineno < HeaderLineno)
return 0;
DILocation DIL(DLoc.getAsMDNode(*Ctx));
DILocation DIL = DLoc.get();
int LOffset = Lineno - HeaderLineno;
unsigned Discriminator = DIL.getDiscriminator();
unsigned Weight = Samples->samplesAt(LOffset, Discriminator);

17
lib/Transforms/Utils/AddDiscriminators.cpp
View File

@ -174,16 +174,16 @@ bool AddDiscriminators::runOnFunction(Function &F) {
for (Function::iterator I = F.begin(), E = F.end(); I != E; ++I) {
BasicBlock *B = I;
TerminatorInst *Last = B->getTerminator();
DebugLoc LastLoc = Last->getDebugLoc();
if (LastLoc.isUnknown()) continue;
DILocation LastDIL(LastLoc.getAsMDNode(Ctx));
DILocation LastDIL = Last->getDebugLoc().get();
if (!LastDIL)
continue;
for (unsigned I = 0; I < Last->getNumSuccessors(); ++I) {
BasicBlock *Succ = Last->getSuccessor(I);
Instruction *First = Succ->getFirstNonPHIOrDbgOrLifetime();
DebugLoc FirstLoc = First->getDebugLoc();
if (FirstLoc.isUnknown()) continue;
DILocation FirstDIL(FirstLoc.getAsMDNode(Ctx));
DILocation FirstDIL = First->getDebugLoc().get();
if (!FirstDIL)
continue;
// If the first instruction (First) of Succ is at the same file
// location as B's last instruction (Last), add a new
@ -199,13 +199,14 @@ bool AddDiscriminators::runOnFunction(Function &F) {
DILexicalBlockFile NewScope =
Builder.createLexicalBlockFile(Scope, File, Discriminator);
DILocation NewDIL = FirstDIL.copyWithNewScope(Ctx, NewScope);
DebugLoc newDebugLoc = DebugLoc::getFromDILocation(NewDIL);
DebugLoc newDebugLoc = NewDIL.get();
// Attach this new debug location to First and every
// instruction following First that shares the same location.
for (BasicBlock::iterator I1(*First), E1 = Succ->end(); I1 != E1;
++I1) {
if (I1->getDebugLoc() != FirstLoc) break;
if (I1->getDebugLoc().get() != FirstDIL)
break;
I1->setDebugLoc(newDebugLoc);
DEBUG(dbgs() << NewDIL.getFilename() << ":" << NewDIL.getLineNumber()
<< ":" << NewDIL.getColumnNumber() << ":"

19
lib/Transforms/Utils/InlineFunction.cpp
View File

@ -835,11 +835,10 @@ updateInlinedAtInfo(DebugLoc DL, MDLocation *InlinedAtNode,
DenseMap<const MDLocation *, MDLocation *> &IANodes) {
SmallVector<MDLocation*, 3> InlinedAtLocations;
MDLocation *Last = InlinedAtNode;
DebugLoc CurInlinedAt = DL;
MDLocation *CurInlinedAt = DL;
// Gather all the inlined-at nodes
while (MDLocation *IA =
cast_or_null<MDLocation>(CurInlinedAt.getInlinedAt(Ctx))) {
while (MDLocation *IA = CurInlinedAt->getInlinedAt()) {
// Skip any we've already built nodes for
if (MDLocation *Found = IANodes[IA]) {
Last = Found;
@ -847,7 +846,7 @@ updateInlinedAtInfo(DebugLoc DL, MDLocation *InlinedAtNode,
}
InlinedAtLocations.push_back(IA);
CurInlinedAt = DebugLoc::getFromDILocation(IA);
CurInlinedAt = IA;
}
// Starting from the top, rebuild the nodes to point to the new inlined-at
@ -862,7 +861,7 @@ updateInlinedAtInfo(DebugLoc DL, MDLocation *InlinedAtNode,
// And finally create the normal location for this instruction, referring to
// the new inlined-at chain.
return DebugLoc::get(DL.getLine(), DL.getCol(), DL.getScope(Ctx), Last);
return DebugLoc::get(DL.getLine(), DL.getCol(), DL.getScope(), Last);
}
/// Update inlined instructions' line numbers to
@ -870,11 +869,11 @@ updateInlinedAtInfo(DebugLoc DL, MDLocation *InlinedAtNode,
static void fixupLineNumbers(Function *Fn, Function::iterator FI,
Instruction *TheCall) {
DebugLoc TheCallDL = TheCall->getDebugLoc();
if (TheCallDL.isUnknown())
if (!TheCallDL)
return;
auto &Ctx = Fn->getContext();
auto *InlinedAtNode = cast<MDLocation>(TheCallDL.getAsMDNode(Ctx));
MDLocation *InlinedAtNode = TheCallDL;
// Create a unique call site, not to be confused with any other call from the
// same location.
@ -891,7 +890,7 @@ static void fixupLineNumbers(Function *Fn, Function::iterator FI,
for (BasicBlock::iterator BI = FI->begin(), BE = FI->end();
BI != BE; ++BI) {
DebugLoc DL = BI->getDebugLoc();
if (DL.isUnknown()) {
if (!DL) {
// If the inlined instruction has no line number, make it look as if it
// originates from the call location. This is important for
// ((__always_inline__, __nodebug__)) functions which must use caller
@ -907,13 +906,13 @@ static void fixupLineNumbers(Function *Fn, Function::iterator FI,
BI->setDebugLoc(updateInlinedAtInfo(DL, InlinedAtNode, BI->getContext(), IANodes));
if (DbgValueInst *DVI = dyn_cast<DbgValueInst>(BI)) {
LLVMContext &Ctx = BI->getContext();
MDNode *InlinedAt = BI->getDebugLoc().getInlinedAt(Ctx);
MDNode *InlinedAt = BI->getDebugLoc().getInlinedAt();
DVI->setOperand(2, MetadataAsValue::get(
Ctx, createInlinedVariable(DVI->getVariable(),
InlinedAt, Ctx)));
} else if (DbgDeclareInst *DDI = dyn_cast<DbgDeclareInst>(BI)) {
LLVMContext &Ctx = BI->getContext();
MDNode *InlinedAt = BI->getDebugLoc().getInlinedAt(Ctx);
MDNode *InlinedAt = BI->getDebugLoc().getInlinedAt();
DDI->setOperand(1, MetadataAsValue::get(
Ctx, createInlinedVariable(DDI->getVariable(),
InlinedAt, Ctx)));

3
lib/Transforms/Vectorize/LoopVectorize.cpp
View File

@ -504,8 +504,7 @@ static std::string getDebugLocString(const Loop *L) {
std::string Result;
if (L) {
raw_string_ostream OS(Result);
const DebugLoc LoopDbgLoc = L->getStartLoc();
if (!LoopDbgLoc.isUnknown())
if (const DebugLoc LoopDbgLoc = L->getStartLoc())
LoopDbgLoc.print(OS);
else
// Just print the module name.