diff options
Diffstat (limited to 'backend/lib/CodeGen/MachineCSE.cpp')
| -rw-r--r-- | backend/lib/CodeGen/MachineCSE.cpp | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/backend/lib/CodeGen/MachineCSE.cpp b/backend/lib/CodeGen/MachineCSE.cpp index 7bd5a22..353cbaa 100644 --- a/backend/lib/CodeGen/MachineCSE.cpp +++ b/backend/lib/CodeGen/MachineCSE.cpp @@ -258,15 +258,12 @@ replacementPairs(const MachineInstr &Available, const MachineInstr &Redundant, replaceAndErase(MachineInstr &Redundant, const std::vector<std::pair<Register, Register>> &Replacements, MachineRegisterInfo &Registers) { - MachineBasicBlock *Block = Redundant.parent(); - if (Block == nullptr) - return makeUnexpected(ErrorCode::InternalError, "machine CSE candidate is detached"); for (const auto &[OldReg, NewReg] : Replacements) { auto Replaced = Registers.replaceRegWith(OldReg, NewReg); if (!Replaced) return std::unexpected(Replaced.error()); } - auto Removed = Block->removeInstruction(Redundant); + auto Removed = Redundant.eraseFromParent(); if (!Removed) return std::unexpected(Removed.error()); for (const auto &[OldReg, NewReg] : Replacements) { |