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[DebugInfo][LoopVectorizer][NFC] Use unknown annotations for more instructions #170522

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Merged
SLTozer merged 2 commits into from
Dec 4, 2025
Merged

[DebugInfo][LoopVectorizer][NFC] Use unknown annotations for more instructions #170522

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89b26f7
[DebugInfo][LoopVectorizer][NFC] Use DebugLoc::getUnknown for more lo…
SLTozer Dec 3, 2025
3b41f4f
clang-format
SLTozer Dec 3, 2025
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13 changes: 7 additions & 6 deletions llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -967,7 +967,8 @@ static VPValue *optimizeLatchExitInductionUser(
VPValue *Step = WideIV->getStepValue();
Type *ScalarTy = TypeInfo.inferScalarType(WideIV);
if (ScalarTy->isIntegerTy())
return B.createNaryOp(Instruction::Sub, {EndValue, Step}, {}, "ind.escape");
return B.createNaryOp(Instruction::Sub, {EndValue, Step},
DebugLoc::getUnknown(), "ind.escape");
if (ScalarTy->isPointerTy()) {
Type *StepTy = TypeInfo.inferScalarType(Step);
auto *Zero = Plan.getConstantInt(StepTy, 0);
Expand Down Expand Up @@ -3770,11 +3771,11 @@ void VPlanTransforms::handleUncountableEarlyExit(VPBasicBlock *EarlyExitingVPBB,
if (!IncomingFromEarlyExit->isLiveIn()) {
// Update the incoming value from the early exit.
VPValue *FirstActiveLane = EarlyExitB.createNaryOp(
VPInstruction::FirstActiveLane, {CondToEarlyExit}, nullptr,
"first.active.lane");
VPInstruction::FirstActiveLane, {CondToEarlyExit},
DebugLoc::getUnknown(), "first.active.lane");
IncomingFromEarlyExit = EarlyExitB.createNaryOp(
VPInstruction::ExtractLane, {FirstActiveLane, IncomingFromEarlyExit},
nullptr, "early.exit.value");
DebugLoc::getUnknown(), "early.exit.value");
ExitIRI->setOperand(EarlyExitIdx, IncomingFromEarlyExit);
}
}
Expand Down Expand Up @@ -4990,8 +4991,8 @@ void VPlanTransforms::updateScalarResumePhis(
"Cannot handle loops with uncountable early exits");
if (IsFOR)
ResumeFromVectorLoop = MiddleBuilder.createNaryOp(
VPInstruction::ExtractLastElement, {ResumeFromVectorLoop}, {},
"vector.recur.extract");
VPInstruction::ExtractLastElement, {ResumeFromVectorLoop},
DebugLoc::getUnknown(), "vector.recur.extract");
ResumePhiR->setName(IsFOR ? "scalar.recur.init" : "bc.merge.rdx");
ResumePhiR->setOperand(0, ResumeFromVectorLoop);
}
Expand Down