add a method for deleting dead jump tables.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31268 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/CodeGen/MachineJumpTableInfo.h b/include/llvm/CodeGen/MachineJumpTableInfo.h
index adf3348..6f66707 100644
--- a/include/llvm/CodeGen/MachineJumpTableInfo.h
+++ b/include/llvm/CodeGen/MachineJumpTableInfo.h
@@ -55,6 +55,12 @@
return JumpTables;
}
+ /// RemoveJumpTable - Mark the specific index as being dead. This will cause
+ /// it to not be emitted.
+ void RemoveJumpTable(unsigned Idx) {
+ JumpTables[Idx].MBBs.clear();
+ }
+
/// ReplaceMBBInJumpTables - If Old is the target of any jump tables, update
/// the jump tables to branch to New instead.
bool ReplaceMBBInJumpTables(MachineBasicBlock *Old, MachineBasicBlock *New) {