[llvm] [AMDGPU][True16] set true16 mode as default on gfx110x (PR #140736)

[Joe Nash via llvm-commits]

Sisyph wrote:

> > Missing test changes? I'd expect at least something would change that shows the default
> 
> Hi Matt. Tests are handled and the changes are merged already. We want this patch to be small so that if it hits some of the downstream branch it's easier to test and revert
 
Do you WANT there to be a test change? We could have a small trivial test that shows the default. All the other tests have already been converted so they explicitly use +real-true16 or -real-true16 if there is a difference in output.


https://github.com/llvm/llvm-project/pull/140736