[PATCH] D141264: [AVR] Fix incorrect expansion of pseudo instructions LPMWRdZ/ELPMWRdZ
Ayke via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Jan 19 06:46:28 PST 2023
aykevl added a comment.
This code modifies the pointer register, without restoring it. The pointer register should be restored to the previous value if it is is not killed (subtract one from the pointer value). See the expansion of LDDWRdPtrQ for avrtiny for example.
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https://reviews.llvm.org/D141264/new/
https://reviews.llvm.org/D141264
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