tree 30f418bd14ededdc3a76fcd02fcd468479ff57ec
parent d44087c90d3f8fc291af6d324d152d2b542b6d6e
author Tom Sepez <tsepez@chromium.org> 1623460008 +0000
committer Pdfium LUCI CQ <pdfium-scoped@luci-project-accounts.iam.gserviceaccount.com> 1623460008 +0000

ProgressiveDecoder: switch over loop rather than loop over switch

Duplicates some code but allows for tighter inner loops.

-- use early return.
-- Avoid some needless assignments to 0.
-- load dest_a before first store to help if src and dst are congruent.

Change-Id: I216d6a53c4d2d5f7678c3216586e922358135d89
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/81831
Commit-Queue: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>