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Date: Thu, 1 Dec 2022 21:49:25 -0500 (EST)
From: Hans-Peter Nilsson <hp@bitrange.com>
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To: HAO CHEN GUI <guihaoc@linux.ibm.com>
cc: gcc-patches <gcc-patches@gcc.gnu.org>, 
    Segher Boessenkool <segher@kernel.crashing.org>, David <dje.gcc@gmail.com>, 
    "Kewen.Lin" <linkw@linux.ibm.com>, Peter Bergner <bergner@linux.ibm.com>
Subject: Re: [PATCH] Add a new conversion for conditional ternary set into
 ifcvt [PR106536]
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On Wed, 23 Nov 2022, HAO CHEN GUI via Gcc-patches wrote:

> diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi
> index 92bda1a7e14..9823eccbe68 100644
> --- a/gcc/doc/tm.texi
> +++ b/gcc/doc/tm.texi
> @@ -7094,6 +7094,15 @@ the @code{POLY_VALUE_MIN}, @code{POLY_VALUE_MAX} and
>  implementation returns the lowest possible value of @var{val}.
>  @end deftypefn
> 
> +@deftypefn {Target Hook} bool TARGET_NOCE_TERNARY_CSET_P (struct noce_if_info *@var{if_info}, rtx *@var{outer_cond}, rtx *@var{inner_cond}, int *@var{int1}, int *@var{int2}, int *@var{int3})
> +This hook returns true if the if-then-else-join blocks describled in

Random typo spotted: "described"

Also, IMHO needs more explanation (in tm.texi preferably) why 
this doesn't happen as part of general "combine" machinery.

brgds, H-P