* Re: emacs-29 f711f4e99f7: (Ftreesit_query_capture): Cache list of predicates for given pattern index
[not found] ` <20230201014614.30165C00613@vcs2.savannah.gnu.org>
@ 2023-02-01 3:48 ` Po Lu
2023-02-01 10:18 ` Dmitry Gutov
0 siblings, 1 reply; 3+ messages in thread
From: Po Lu @ 2023-02-01 3:48 UTC (permalink / raw)
To: emacs-devel; +Cc: Dmitry Gutov
Dmitry Gutov <dgutov@yandex.ru> writes:
> branch: emacs-29
> commit f711f4e99f7f2b213e70d14c808261b93ed10c36
> Author: Dmitry Gutov <dgutov@yandex.ru>
> Commit: Dmitry Gutov <dgutov@yandex.ru>
>
> (Ftreesit_query_capture): Cache list of predicates for given pattern index
>
> * src/treesit.c (Ftreesit_query_capture):
> Cache list of predicates for given pattern index (bug#60953).
> ---
> src/treesit.c | 11 ++++++++---
> 1 file changed, 8 insertions(+), 3 deletions(-)
>
> diff --git a/src/treesit.c b/src/treesit.c
> index b210ec0923a..a5815903b4d 100644
> --- a/src/treesit.c
> +++ b/src/treesit.c
> @@ -2720,8 +2720,10 @@ the query. */)
> every for loop and nconc it to RESULT every time. That is indeed
> the initial implementation in which Yoav found nconc being the
> bottleneck (98.4% of the running time spent on nconc). */
> + uint32_t patterns_count = ts_query_pattern_count (treesit_query);
> Lisp_Object result = Qnil;
> Lisp_Object prev_result = result;
> + Lisp_Object predicates_table = make_vector (patterns_count, Qt);
> while (ts_query_cursor_next_match (cursor, &match))
> {
> /* Record the checkpoint that we may roll back to. */
> @@ -2750,9 +2752,12 @@ the query. */)
> result = Fcons (cap, result);
> }
> /* Get predicates. */
> - Lisp_Object predicates
> - = treesit_predicates_for_pattern (treesit_query,
> - match.pattern_index);
> + Lisp_Object predicates = AREF (predicates_table, match.pattern_index);
> + if (EQ (predicates, Qt))
> + {
> + predicates = treesit_predicates_for_pattern (treesit_query, 0);
> + ASET (predicates_table, match.pattern_index, predicates);
> + }
>
> /* captures_lisp = Fnreverse (captures_lisp); */
> struct capture_range captures_range = { result, prev_result };
Is this not a rather big change for the release branch, so close to the
pretest?
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: emacs-29 f711f4e99f7: (Ftreesit_query_capture): Cache list of predicates for given pattern index
2023-02-01 3:48 ` emacs-29 f711f4e99f7: (Ftreesit_query_capture): Cache list of predicates for given pattern index Po Lu
@ 2023-02-01 10:18 ` Dmitry Gutov
2023-02-01 23:20 ` Yuan Fu
0 siblings, 1 reply; 3+ messages in thread
From: Dmitry Gutov @ 2023-02-01 10:18 UTC (permalink / raw)
To: Po Lu, emacs-devel
On 01/02/2023 05:48, Po Lu wrote:
> Is this not a rather big change for the release branch, so close to the
> pretest?
I don't think so. It's a straightforward change, fix for a problem
that's been under discussion for a while.
Furthermore, it only affects TS modes, which have been granted an exception.
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: emacs-29 f711f4e99f7: (Ftreesit_query_capture): Cache list of predicates for given pattern index
2023-02-01 10:18 ` Dmitry Gutov
@ 2023-02-01 23:20 ` Yuan Fu
0 siblings, 0 replies; 3+ messages in thread
From: Yuan Fu @ 2023-02-01 23:20 UTC (permalink / raw)
To: Dmitry Gutov; +Cc: Po Lu, emacs-devel
> On Feb 1, 2023, at 2:18 AM, Dmitry Gutov <dgutov@yandex.ru> wrote:
>
> On 01/02/2023 05:48, Po Lu wrote:
>> Is this not a rather big change for the release branch, so close to the
>> pretest?
>
> I don't think so. It's a straightforward change, fix for a problem that's been under discussion for a while.
>
> Furthermore, it only affects TS modes, which have been granted an exception.
I don’t have an opinion on the matter, but tree-sitter’s exception has expired, FYI ;-)
Yuan
^ permalink raw reply [flat|nested] 3+ messages in thread
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2023-02-01 3:48 ` emacs-29 f711f4e99f7: (Ftreesit_query_capture): Cache list of predicates for given pattern index Po Lu
2023-02-01 10:18 ` Dmitry Gutov
2023-02-01 23:20 ` Yuan Fu
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