From: Alexandre Oliva <oliva@adacore.com>
To: Jeff Law <jeffreyalaw@gmail.com>
Cc: gcc-patches@gcc.gnu.org
Subject: Re: [05/13] ssa-loop-niter: skip caching of null operands
Date: Wed, 28 Dec 2022 01:03:55 -0300 [thread overview]
Message-ID: <oredskdvis.fsf@lxoliva.fsfla.org> (raw)
In-Reply-To: <f2e94a93-bf87-7fd5-355d-23621e92b2c1@gmail.com> (Jeff Law's message of "Tue, 27 Dec 2022 08:19:06 -0700")
Hello, Jeff,
On Dec 27, 2022, Jeff Law <jeffreyalaw@gmail.com> wrote:
>> * tree-ssa-loop-niter.cc (expand_simple_operands): Refrain
>> from caching NULL TREE_OPERANDs.
> I must admit some curiosity about the NULL operand though. Do you
> recall what kind of node had a NULL operand and whether or not that
> was a valid state or not?
I'm pretty sure the case I hit was a CALL_EXPR.
Thanks for the reviews!
Happy GNU Year!
--
Alexandre Oliva, happy hacker https://FSFLA.org/blogs/lxo/
Free Software Activist GNU Toolchain Engineer
Disinformation flourishes because many people care deeply about injustice
but very few check the facts. Ask me about <https://stallmansupport.org>
next prev parent reply other threads:[~2022-12-28 4:04 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-27 4:07 [00/13] check hash table counts Alexandre Oliva
2022-12-27 4:17 ` [01/13] scoped tables: insert before further lookups Alexandre Oliva
2022-12-27 15:11 ` Jeff Law
2022-12-27 4:18 ` [02/13] varpool: do not add NULL vnodes to referenced Alexandre Oliva
2022-12-27 15:14 ` Jeff Law
2022-12-27 4:19 ` [03/13] tree-inline decl_map: skip mapping NULL to itself Alexandre Oliva
2022-12-27 15:15 ` Jeff Law
2022-12-27 4:21 ` [04/13] [C++] constraint: insert norm entry once Alexandre Oliva
2022-12-27 15:37 ` Jeff Law
2022-12-27 4:22 ` [05/13] ssa-loop-niter: skip caching of null operands Alexandre Oliva
2022-12-27 15:19 ` Jeff Law
2022-12-28 4:03 ` Alexandre Oliva [this message]
2022-12-27 4:23 ` [06/13] tree-inline decl_map: skip mapping result's NULL default def Alexandre Oliva
2022-12-27 15:23 ` Jeff Law
2022-12-27 4:24 ` [07/13] postreload-gcse: no insert on mere lookup Alexandre Oliva
2022-12-27 15:11 ` Jeff Law
2022-12-27 4:28 ` [08/13] tm: complete tm_restart insertion Alexandre Oliva
2022-12-27 15:27 ` Jeff Law
2022-12-27 4:30 ` [09/13] [C++] constexpr: request insert iff depth is ok Alexandre Oliva
2022-12-27 15:38 ` Jeff Law
2022-12-27 4:35 ` [10/13] lto: drop dummy partition mapping Alexandre Oliva
2022-12-27 15:34 ` Jeff Law
2022-12-27 4:38 ` [11/13] ada: don't map NULL decl to locus Alexandre Oliva
2022-12-27 15:33 ` Jeff Law
2022-12-27 16:54 ` Arnaud Charlet
2022-12-27 4:38 ` [12/13] hash set: reject attempts to add empty values Alexandre Oliva
2022-12-27 15:30 ` Jeff Law
2022-12-27 4:39 ` [13/13] hash-map: reject empty-looking insertions Alexandre Oliva
2022-12-27 15:31 ` Jeff Law
2022-12-27 17:53 ` David Malcolm
2022-12-28 12:32 ` [15/17] prevent hash set/map insertion of deleted entries Alexandre Oliva
2022-12-29 4:25 ` Jeff Law
2022-12-28 8:50 ` [00/13] check hash table counts Martin Liška
2022-12-28 12:46 ` [16/17] check hash table counts at expand Alexandre Oliva
2023-01-09 7:46 ` Richard Biener
2022-12-28 12:30 ` [14/17] parloops: don't request insert that won't be completed Alexandre Oliva
2022-12-29 2:44 ` Jeff Law
2022-12-28 12:50 ` [17/17] check hash table insertions Alexandre Oliva
2022-12-28 14:20 ` Richard Biener
2022-12-28 23:06 ` Alexandre Oliva
2022-12-29 7:29 ` Richard Biener
2022-12-30 8:53 ` Alexandre Oliva
2022-12-30 11:30 ` Richard Biener
2022-12-30 16:41 ` Alexandre Oliva
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