[PATCH] D75186: [ARM] Add CPSR as an implicit use of t2IT

Sam Parker via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Feb 27 05:44:17 PST 2020


samparker added a comment.

The reference manual, at least the v7m anyway, states 'IT does not affect the condition code flags', and I believe the backend only considers the cpsr for condition codes. I understood that the itstate is then representing the masking that the IT provides.


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https://reviews.llvm.org/D75186





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