From: Jeff Law <jlaw@tachyum.com>
To: "Martin Liška" <mliska@suse.cz>,
"Jeff Law" <jeffreyalaw@gmail.com>,
"Richard Biener" <richard.guenther@gmail.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>,
"Joseph S. Myers" <joseph@codesourcery.com>
Subject: Re: [PATCH] Fix handling of flag_rename_registers.
Date: Sat, 16 Oct 2021 13:51:32 -0600 [thread overview]
Message-ID: <46d4b51b-3718-4af6-a2e5-2d47be479f10@tachyum.com> (raw)
In-Reply-To: <f2a2714f-503f-b71d-5ba9-b390c2e49ef4@suse.cz>
On 10/15/2021 9:27 AM, Martin Liška wrote:
> On 10/14/21 16:27, Jeff Law wrote:
>> So what's the preferred way to handle this? We're in the process of
>> evaluating -frename-registers on our target right now and subject to
>> verification of a couple issues, our inclination is to turn it on for
>> our target at -O2.
>>
>> Jeff
>
> I think the best approach is doing that in
> TARGET_OPTION_OPTIMIZATION_TABLE like c6x does:
>
> static const struct default_options c6x_option_optimization_table[] =
> {
> { OPT_LEVELS_1_PLUS, OPT_frename_registers, NULL, 1 },
> ...
> }
ACK. So nothing particularly special :-)
jeff
prev parent reply other threads:[~2021-10-16 19:51 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-12 12:17 Martin Liška
2021-10-12 13:37 ` Richard Biener
2021-10-12 14:03 ` Martin Liška
2021-10-12 15:11 ` Martin Liška
2021-10-13 8:39 ` Richard Biener
2021-10-13 10:02 ` Martin Liška
2021-10-13 11:49 ` Richard Biener
2021-10-14 14:27 ` Jeff Law
2021-10-15 15:27 ` Martin Liška
2021-10-16 19:51 ` Jeff Law [this message]
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