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Re: [RFA 1/2] Speed up dict_hash

From: Pedro Alves <palves at redhat dot com>
To: Tom Tromey <tom at tromey dot com>
Cc: gdb-patches at sourceware dot org
Date: Wed, 8 Nov 2017 23:51:37 +0000
Subject: Re: [RFA 1/2] Speed up dict_hash
Authentication-results: sourceware.org; auth=none
References: <20171104161356.17565-1-tom@tromey.com> <20171104161356.17565-2-tom@tromey.com> <d3914b48-bdf4-c0c8-7f4e-26f48fcd7acc@redhat.com> <87y3ngr4p7.fsf@tromey.com> <ad860603-339f-7451-b751-60bd22818b00@redhat.com> <87bmkce5o2.fsf@tromey.com>

On 11/08/2017 11:01 PM, Tom Tromey wrote:

> Pedro> The patch below, improves "gdb -nx -readnow -batch gdb"
> Pedro> from ~11.s to ~7.8s, for me (gcc 5.3.1, -O2, x86_64).
> 
> Seems like a good idea.  -readnow isn't really used, of course, but I
> use it as a simpler-to-measure proxy for CU expansion time, which does
> matter occasionally.

Right.  Alright, I cleaned it up a bit, ran the testsuite,
fixed gdb.gdb/complaints.exp, and pushed it in now:
 https://sourceware.org/ml/gdb-patches/2017-11/msg00197.html

Thanks,
Pedro Alves

References:
- [RFA 0/2] some minor symbol-reading performance improvements
  - From: Tom Tromey
- [RFA 1/2] Speed up dict_hash
  - From: Tom Tromey
- Re: [RFA 1/2] Speed up dict_hash
  - From: Pedro Alves
- Re: [RFA 1/2] Speed up dict_hash
  - From: Tom Tromey
- Re: [RFA 1/2] Speed up dict_hash
  - From: Pedro Alves
- Re: [RFA 1/2] Speed up dict_hash
  - From: Tom Tromey

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