[llvm-branch-commits] [clang] release/22.x: [Hexagon] Define __HVX_IEEE_FP__ ; Use __HVX_IEEE_FP__ to guard protos (PR #185014)

[Cullen Rhodes via llvm-branch-commits]

c-rhodes wrote:

it seems like the concerns around this introducing an ABI break and other comments/questions have been addressed and this is ok to go in, so will backport in coming days unless there's any further comments by then

https://github.com/llvm/llvm-project/pull/185014