[PATCH] D127115: [RFC][DAGCombine] Make sure combined nodes are added back to the worklist in topological order.
Amaury SECHET via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jul 19 14:34:01 PDT 2022
deadalnix added inline comments.
================
Comment at: llvm/test/CodeGen/ARM/dsp-mlal.ll:39
+; NODSP-NEXT: bx lr
entry:
%conv = sext i32 %b1 to i64
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I'm not sure what we want to do there, but we should expect the MERGE_VALUES node to be optimized away, no? Once the DAG is processed fully topologically, this shouldn't be a problem.
Repository:
rG LLVM Github Monorepo
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https://reviews.llvm.org/D127115/new/
https://reviews.llvm.org/D127115
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