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[Instruction] Add missing implementation for moveAfter(InstListType::iterator) #143093

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Merged
merged 2 commits into from
Jun 6, 2025
Merged

[Instruction] Add missing implementation for moveAfter(InstListType::iterator) #143093

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56d8c5f
[Instruction] Add missing implementation for moveAfter(InstListType::…
kammt Jun 6, 2025
1ba0582
[Instruction] Updated comments in moveAfter* implementations
kammt Jun 6, 2025
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11 changes: 9 additions & 2 deletions llvm/lib/IR/Instruction.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -191,15 +191,22 @@ void Instruction::moveBeforePreserving(BasicBlock::iterator MovePos) {

void Instruction::moveAfter(Instruction *MovePos) {
auto NextIt = std::next(MovePos->getIterator());
// We want this instruction to be moved to before NextIt in the instruction
// We want this instruction to be moved to after NextIt in the instruction
// list, but before NextIt's debug value range.
NextIt.setHeadBit(true);
moveBeforeImpl(*MovePos->getParent(), NextIt, false);
}

void Instruction::moveAfter(InstListType::iterator MovePos) {
// We want this instruction to be moved to after NextIt in the instruction
// list, but before NextIt's debug value range.
MovePos.setHeadBit(true);
moveBeforeImpl(*MovePos->getParent(), MovePos, false);
}

void Instruction::moveAfterPreserving(Instruction *MovePos) {
auto NextIt = std::next(MovePos->getIterator());
// We want this instruction and its debug range to be moved to before NextIt
// We want this instruction and its debug range to be moved to after NextIt
// in the instruction list, but before NextIt's debug value range.
NextIt.setHeadBit(true);
moveBeforeImpl(*MovePos->getParent(), NextIt, true);
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