3 Commits

Author SHA1 Message Date
Ben Clayton
b04d992f83 tint/utils: Fix Hashmap::GetOrCreate() for map mutation in create
Its not unreasonable for the create callback to mutate the map. If this
happened, the map would be corrupted.
This change fixes this.

Change-Id: I2bb3820061c741c6da36ebe3667cb6b878515a27
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/100903
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
Commit-Queue: Ben Clayton <bclayton@google.com>
2022-08-31 23:15:38 +00:00
Ben Clayton
4e0335c5af tint/utils: Add Generation() to Hashmap and Hashset.
Useful for knowing if you have to look up an entry again since the last
lookup.

Change-Id: Ib0374627ef5cd7fcff7fa2d9e72b4214260b2df3
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/100901
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
Commit-Queue: Ben Clayton <bclayton@chromium.org>
2022-08-31 19:04:28 +00:00
Ben Clayton
e13160efb6 tint/utils: Add Hashmap and Hashset
Algorithmically faster than `std::unordered_[map|set]`, and use a small vector internally reducing heap allocations.

Change-Id: I9c0b00468272d9d7c72ab077d832d66d1368500c
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/98123
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
2022-08-17 16:28:23 +00:00