[llvm-branch-commits] [llvm] release/19.x: [PowerPC] Respect endianness when bitcasting to fp128 (#95931) (PR #105623)

[Tobias Hieta via llvm-branch-commits]

tru wrote:

@chenzheng1030 Hi! Thanks for the backport. What's the impact of this PR and is it a regression fix or a major issue fix? At this point in the release we don't want to be to  experimental. I would also love a review from someone with knowledge of the domain before I merge.

https://github.com/llvm/llvm-project/pull/105623