On Mon, Jan 22, 2024 at 2:24 PM Richard Sandiford
wrote:
>
> Ping for the expr/cfgexpand bits
>
> Richard Sandiford writes:
> > Andrew Pinski writes:
> >> Ccmp is not used if the result of the and/ior is used by both
> >> a GIMPLE_COND and a GIMPLE_ASSIGN. This improves the code generation
> >>
Ping for the expr/cfgexpand bits
Richard Sandiford writes:
> Andrew Pinski writes:
>> Ccmp is not used if the result of the and/ior is used by both
>> a GIMPLE_COND and a GIMPLE_ASSIGN. This improves the code generation
>> here by using ccmp in this case.
>> Two changes is required, first we
> -Original Message-
> From: Richard Sandiford
> Sent: Friday, January 12, 2024 4:26 AM
> To: Andrew Pinski (QUIC)
> Cc: gcc-patches@gcc.gnu.org
> Subject: [PATCHv3] aarch64/expr: Use ccmp when the outer expression is
> used twice [PR100942]
>
> Andr
Andrew Pinski writes:
> Ccmp is not used if the result of the and/ior is used by both
> a GIMPLE_COND and a GIMPLE_ASSIGN. This improves the code generation
> here by using ccmp in this case.
> Two changes is required, first we need to allow the outer statement's
> result be used more than once.
