On 5/5/22 17:31, Segher Boessenkool wrote:
> On Thu, May 05, 2022 at 09:06:45AM -0400, Marek Polacek via Gcc-patches wrote:
>> On Thu, May 05, 2022 at 02:31:05PM +0200, Martin Liška wrote:
>>> Some parts of the compiler already define:
>>> #define likely(cond) __builtin_expect ((cond), 1)
>>>
>>> So the patch should unify it.
>
>> That's funny, yesterday I added another one:
>> cp/parser.cc:cp_parser_init_declarator
>> which is not replaced in this patch.
>>
>> I would've preferred the name gcc_{,un}likely but I don't want to start
>> a long bikeshedding...
>
> GCC_LIKELY is fine with me. A bare LIKELY isn't though. We have much
> more common macros having LIKELY in the name already (PROB_*LIKELY,
> CLASS_LIKELY_SPILLED, the various IPA things, loop versioning, etc.),
> but also we have LIKELY and UNLIKELY as function arguments in various
> places.
Well, out of the 2 suggested names (GCC_LIKELY and gcc_likely), I prefer
GCC_LIKELY.
You are right that LIKELY may confuse various people.
Is the community fine with the suggested name?
Martin
>
>
> Segher