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-rw-r--r--backend/lib/CodeGen/MachineInstr.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/backend/lib/CodeGen/MachineInstr.cpp b/backend/lib/CodeGen/MachineInstr.cpp
index 55b4ce9..3b200c5 100644
--- a/backend/lib/CodeGen/MachineInstr.cpp
+++ b/backend/lib/CodeGen/MachineInstr.cpp
@@ -43,6 +43,12 @@ Expected<void> MachineInstr::setOpcode(Opcode NewOpcode) {
return {};
}
+Expected<void> MachineInstr::eraseFromParent() {
+ if (ParentBlock == nullptr)
+ return makeUnexpected(ErrorCode::InternalError, "cannot erase a detached machine instruction");
+ return ParentBlock->removeInstruction(*this);
+}
+
Expected<void> MachineInstr::setDebugInstrNumber(std::uint64_t Number) {
if (Number == 0 || Number > std::numeric_limits<std::uint32_t>::max()) {
return makeUnexpected(ErrorCode::InvalidArgument,