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From: Segher Boessenkool <segher@kernel.crashing.org>
To: Ajit Agarwal <aagarwa1@linux.ibm.com>
Cc: Alex Coplan <alex.coplan@arm.com>,
	Richard Sandiford <richard.sandiford@arm.com>,
	"Kewen.Lin" <linkw@linux.ibm.com>,
	Michael Meissner <meissner@linux.ibm.com>,
	Peter Bergner <bergner@linux.ibm.com>,
	David Edelsohn <dje.gcc@gmail.com>,
	gcc-patches <gcc-patches@gcc.gnu.org>
Subject: Re: [Patch, rs6000, aarch64, middle-end] Add implementation for different targets for pair mem fusion
Date: Thu, 30 May 2024 16:34:23 -0500	[thread overview]
Message-ID: <20240530213423.GZ19790@gate.crashing.org> (raw)
In-Reply-To: <53ba46de-6c01-4c68-bd98-1ba6950a793a@linux.ibm.com>

Hi!

On Fri, May 31, 2024 at 01:21:44AM +0530, Ajit Agarwal wrote:
> Code is implemented with pure virtual functions to interface with target
> code.

It's not a pure function.  A pure function -- by definition -- has no
side effects.  These things have side effects.

What you mean is this is *an implementation* for C++ functions without
a generic implementation.  An obfuscation some people (like me) would
say.  But please call things what they are!  So not "pure function".
That has a meaning, and this isn't it.

> 	* config/aarch64/aarch64-ldp-fusion.cc: Add target specific
> 	implementation of additional virtual functions added in pair_fusion
> 	struct.

This does not belong in this patch.  Do not send "rs6000" patches that
touch anything outside of config/rs6000/ and similar, certainly not in
config/something-else/!

This would be WAY easier to review (read: AT ALL POSSIBLE) if you
included some detailed rationale and design document.


Segher

  reply	other threads:[~2024-05-30 21:35 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-30 19:51 Ajit Agarwal
2024-05-30 21:34 ` Segher Boessenkool [this message]
2024-05-31  8:14   ` Richard Sandiford
2024-05-31 14:19     ` Segher Boessenkool
2024-05-31  9:53 ` Richard Sandiford
2024-05-31 10:28   ` Richard Sandiford
2024-05-31 13:54   ` Ajit Agarwal
2024-05-31 14:38     ` Richard Sandiford
2024-05-31 16:59       ` Ajit Agarwal
2024-06-02  5:52         ` Ajit Agarwal
2024-06-03  8:37         ` Richard Sandiford
2024-06-03 11:05           ` Ajit Agarwal
2024-06-03 11:33             ` Richard Sandiford
2024-06-03 13:47               ` Ajit Agarwal
2024-06-03 14:17                 ` Richard Sandiford
2024-06-03 14:34                   ` Ajit Agarwal
2024-06-03 14:54                     ` Richard Sandiford
2024-06-03 15:58                       ` Ajit Agarwal
2024-06-04 16:00                         ` Ajit Agarwal
2024-06-02 13:16   ` Ajit Agarwal

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