From: Matt Austern <austern@apple.com>
To: Jakub Jelinek <jakub@redhat.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>
Subject: Re: [Committed] Use special-purpose hash table to speed up walk_tree
Date: Sat, 16 Oct 2004 18:14:00 -0000 [thread overview]
Message-ID: <753A527A-1F9E-11D9-8C49-000A95BCF344@apple.com> (raw)
In-Reply-To: <20041016094708.GZ31909@devserv.devel.redhat.com>
On Oct 16, 2004, at 2:47 AM, Jakub Jelinek wrote:
> The hash table contains 21249 NULLs, then full slots (with a couple
> of NULLs near the beginning, but only a few), and from slot 37875
> onwards till the end of the hash table there are NULLs again.
>
> Shouldn't we multiply by 2^64 / phi instead of 2^32 / phi when
> long is 64-bit?
Oops, you're right. Sorry; I didn't test on a 64-bit platform.
--Matt
next prev parent reply other threads:[~2004-10-16 18:09 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-14 23:22 Matt Austern
2004-10-14 23:24 ` Phil Edwards
2004-10-15 0:04 ` Matt Austern
2004-10-16 10:17 ` Jakub Jelinek
2004-10-16 10:37 ` Steven Bosscher
2004-10-17 8:30 ` Mark Mitchell
2004-10-17 10:59 ` Steven Bosscher
2004-10-17 18:45 ` Matt Austern
2004-10-18 4:19 ` Mark Mitchell
2004-10-21 21:25 ` Gerald Pfeifer
2004-10-16 10:42 ` Jakub Jelinek
2004-10-16 11:49 ` Jakub Jelinek
2004-10-16 18:29 ` Matt Austern
2004-10-16 18:35 ` Richard Henderson
2004-10-16 18:37 ` Jakub Jelinek
2004-10-16 18:51 ` Richard Henderson
2004-10-16 19:15 ` Jakub Jelinek
2004-10-17 1:11 ` Richard Henderson
2004-10-16 18:14 ` Matt Austern [this message]
2004-10-18 14:48 Richard Kenner
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