[Bug middle-end/118360] [avr] Expensive shift instead of bit test

[rguenther at suse dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118360

--- Comment #10 from rguenther at suse dot de <rguenther at suse dot de> ---
On Mon, 8 Dec 2025, gjl at gcc dot gnu.org wrote:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118360
> 
> --- Comment #9 from Georg-Johann Lay <gjl at gcc dot gnu.org> ---
> I don't think that would help much.  avr.h has

But that should inhibit such transforms for HImode or larger.

> #define UNITS_PER_WORD 1

On x86 UNITS_PER_WORD is 4 with -m32 or 8 with -m64.