[TableGen] Remove some unnecessary TreePatternNodePtrs. NFC
authorCraig Topper <craig.topper@sifive.com>
Sat, 22 Apr 2023 00:09:44 +0000 (17:09 -0700)
committerCraig Topper <craig.topper@sifive.com>
Sat, 22 Apr 2023 00:11:09 +0000 (17:11 -0700)
commit8769a945ebeb9df7028f9b495fa65dcccbb7d878
treed1dee401881bb32947a75d841e780ddb1504fb6a
parentebee5e0473df7685086eb2f4ffb07e1bf965b3bd
[TableGen] Remove some unnecessary TreePatternNodePtrs. NFC

The patterns we're referring are still owned by the PatternToMatch
object. We don't need to increment their reference count here.
llvm/utils/TableGen/CodeGenDAGPatterns.cpp