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From: Bernd Schmidt <bernds@codesourcery.com>
To: Nathan Sidwell <nathan@acm.org>, <gcc-patches@gnu.org>
Subject: Re: [gomp4] New nvptx pattern and internal builtin
Date: Mon, 20 Jul 2015 14:10:00 -0000	[thread overview]
Message-ID: <55ACF9B0.1000205@codesourcery.com> (raw)
In-Reply-To: <55ACF556.5000306@acm.org>

On 07/20/2015 03:19 PM, Nathan Sidwell wrote:

> I was looking at adding another target builtin, and found this code
> rather convoluted.  It seemed to have been cloned from somewhere more
> complicated -- for instance, nvptx_expand_binop_builtin's comment
> discusses a MACFLAG argument, which is nowhere to be seen.

Okay, I admit to tuning out comments for code that I know, and I didn't 
notice that one. As for being convoluted - this is pretty much the 
standard structure for the machine specific builtins which is used in a 
lot of ports.

> I ended up reimplementing using a single array describing the builtins
> and allowing direct indexing using the builtin number, rather than
> iteration when expanding.

If you really want to, that's fine, but note the point about consistency 
with other ports.


Bernd

      reply	other threads:[~2015-07-20 13:38 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-17 15:44 Bernd Schmidt
2015-07-20 13:45 ` Nathan Sidwell
2015-07-20 14:10   ` Bernd Schmidt [this message]

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