Message 390410 - Python tracker

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Author	Mark.Shannon
Recipients	Mark.Shannon
Date	2021-04-07.09:35:49
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<[email protected]>
In-reply-to

Content
The DISPATCH() macro has two failings. 1. Its check for tracing involves too much pointer chaser. 2. The logic assumes that computed-gotos is the "fast path" which makes switch dispatch, and therefore Python on Windows unnecessarily slow.

The DISPATCH() macro has two failings.

1. Its check for tracing involves too much pointer chaser.

2. The logic assumes that computed-gotos is the "fast path" which makes switch dispatch, and therefore Python on Windows unnecessarily slow.

History
Date	User	Action	Args
2021-04-07 09:35:49	Mark.Shannon	set	recipients: + Mark.Shannon
2021-04-07 09:35:49	Mark.Shannon	set	messageid: <[email protected]>
2021-04-07 09:35:49	Mark.Shannon	link	issue43760 messages
2021-04-07 09:35:49	Mark.Shannon	create