Re: [PATCH v6 0/4] MR89: vkd3d-shader/hlsl: Improve support for logarithmic functions.

[Nikolay Sivov (＠nsivov)]

On Wed Apr 12 11:20:44 2023 +0000, Giovanni Mascellani wrote:
> As far as I can tell we're not yet taking the logarithm of a negative
> number, and it's not completely clear to me why we cannot do that in a
> test constrained to SM4+. But I am not sure it's a good idea to waste
> more time on this, so I'm approving.

For SM4+ it will results in nans, for older versions it will abs() input. None of that behavior is compiled in as a part of intrinsic.