[PATCH] D104836: [PowerPC] Combine 64-bit bswap(load) without LDBRX
Sanjay Patel via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Jun 24 07:14:13 PDT 2021
spatel added a comment.
LangRef says "the backend should never split or merge target-legal volatile load/store instructions":
https://llvm.org/docs/LangRef.html#volatile-memory-accesses
I haven't looked at the use cases in detail, but the target does support 64-bit loads via plain `ld`, so we shouldn't do the transform?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D104836/new/
https://reviews.llvm.org/D104836
More information about the llvm-commits
mailing list