[PATCH] D141256: [DAGCombine]Don't check for Undef/Poison if the node is deleted
Simon Pilgrim via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Jan 9 02:21:12 PST 2023
RKSimon added inline comments.
================
Comment at: llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:14356
+ return SDValue();
+ }
+ else{
----------------
(style) early out instead of a if-else chain
```
if(N0.getOpcode() == ISD::DELETED_NODE)
return SDValue()
// NOTE: this strips poison generating flags.
SDValue R = DAG.getNode(N0.getOpcode(), SDLoc(N0), N0->getVTList(), Ops);
```
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D141256/new/
https://reviews.llvm.org/D141256
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