tree a94893981dca9ea981fa7389c9c10f4798096ccd
parent 99796361add4c7d7c452121bd01e46f5777df359
author Antonio Maiorano <amaiorano@google.com> 1668645349 +0000
committer Dawn LUCI CQ <dawn-scoped@luci-project-accounts.iam.gserviceaccount.com> 1668645349 +0000

tint: fix insertBits edge case

If count is highest and offset is non-zero, or vice-versa, we'd overflow
the count + offset > bit-width check. This CL fixes this case.

Also folded in error tests into extractBits and insertBits.

Bug: tint:1581
Bug: chromium:53440
Change-Id: Id1e9e737b8076e8075da5992a41d18b6b7c8afd4
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/110482
Reviewed-by: Ben Clayton <bclayton@google.com>
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>