[PATCH] D151313: [RISCV][BF16] Make backend type bf16 to follow the psABI

[Alex Bradbury via Phabricator via llvm-commits]

asb requested changes to this revision.
asb added a comment.
This revision now requires changes to proceed.

Sorry to not have specifics on this - I'm working on a patch in this same area and as you've found as well, it's quite fiddly. Using the `__truncsfhf2` and `__extendhfsf2` libcalls isn't correct - they expect 16-bit floats in a different format to bfloat16.


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