From: Jeff Law <jlaw@ventanamicro.com>
To: Jeff Law <jeffreyalaw@gmail.com>,
gcc-patches@gcc.gnu.org, richard.sandiford@arm.com
Subject: Re: [PATCH 10/12] mode-switching: Use 1-based edge aux fields
Date: Tue, 7 Nov 2023 19:22:46 -0700 [thread overview]
Message-ID: <bb53dddb-2f4e-4358-8bbe-495c977b3b3b@ventanamicro.com> (raw)
In-Reply-To: <mptzfzp6q0k.fsf@arm.com>
On 11/7/23 17:35, Richard Sandiford wrote:
> I could have sworn that there was something that checked that passes
> left edge aux fields clear, but it looks like I misremembered. So I
> probably need to stick a clear_aux_for_edges () call above the first
> main loop (for 12/12) and keep the initialisation here as well.
That does sound vaguely familiar. Maybe it was a one-off test someone
did.
>
> That kind-of takes away the point of shifting to 1-based values
> in the first place. Ah well...
Your call. I'd tend to lean towards inserting the clear_aux call if we
don't have something that's consistently verifying aux state.
Alternately we can return to the -1 handling. I doubt it's all that
important from a compile-time standpoint.
jeff
next prev parent reply other threads:[~2023-11-08 2:22 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-05 18:45 [PATCH 00/12] Tweaks and extensions to the mode-switching pass Richard Sandiford
2023-11-05 18:46 ` [PATCH 01/12] mode-switching: Tweak the macro/hook documentation Richard Sandiford
2023-11-07 0:10 ` Jeff Law
2023-11-05 18:46 ` [PATCH 02/12] mode-switching: Add note problem Richard Sandiford
2023-11-07 0:11 ` Jeff Law
2023-11-05 18:47 ` [PATCH 03/12] mode-switching: Avoid quadractic list operation Richard Sandiford
2023-11-07 0:47 ` Jeff Law
2023-11-05 18:47 ` [PATCH 04/12] mode-switching: Fix the mode passed to the emit hook Richard Sandiford
2023-11-07 0:51 ` Jeff Law
2023-11-05 18:47 ` [PATCH 05/12] mode-switching: Simplify recording of transparency Richard Sandiford
2023-11-07 0:52 ` Jeff Law
2023-11-05 18:48 ` [PATCH 06/12] mode-switching: Tweak entry/exit handling Richard Sandiford
2023-11-07 1:01 ` Jeff Law
2023-11-05 18:48 ` [PATCH 07/12] mode-switching: Allow targets to set the mode for EH handlers Richard Sandiford
2023-11-07 1:07 ` Jeff Law
2023-11-08 0:15 ` Richard Sandiford
2023-11-08 2:24 ` Jeff Law
2023-11-05 18:48 ` [PATCH 08/12] mode-switching: Pass set of live registers to the needed hook Richard Sandiford
2023-11-07 1:11 ` Jeff Law
2023-11-05 18:49 ` [PATCH 09/12] mode-switching: Pass the set of live registers to the after hook Richard Sandiford
2023-11-07 1:12 ` Jeff Law
2023-11-05 18:49 ` [PATCH 10/12] mode-switching: Use 1-based edge aux fields Richard Sandiford
2023-11-07 2:53 ` Jeff Law
2023-11-08 0:35 ` Richard Sandiford
2023-11-08 2:22 ` Jeff Law [this message]
2023-11-11 15:51 ` Richard Sandiford
2023-11-11 16:19 ` Jeff Law
2023-11-05 18:50 ` [PATCH 11/12] mode-switching: Add a target-configurable confluence operator Richard Sandiford
2023-11-07 3:04 ` Jeff Law
2023-11-11 15:54 ` Richard Sandiford
2023-11-11 16:19 ` Jeff Law
2023-11-11 17:29 ` Richard Sandiford
2023-11-05 18:50 ` [PATCH 12/12] mode-switching: Add a backprop hook Richard Sandiford
2023-11-10 1:18 ` Jeff Law
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