tree 1207b6c21e737a19eca86a94fd61ada39fd1b8e4
parent 0a32a724f4a8105663e5e63d1df8298d09ca92b4
author Ben Clayton <bclayton@google.com> 1624042573 +0000
committer Ben Clayton <bclayton@chromium.org> 1624042573 +0000

writer/hlsl: Implement atomics

Storage buffers are emitted as `ByteAddressBuffer`s in HLSL, so we have to jump through hoops to support atomic ops on storage buffer atomics.
Workgroup atomics are far more conventional, but very little code can be shared between these two code paths.

Bug: tint:892
Change-Id: If10ea866e3b67a093e87aca689d34065fd49b705
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/54651
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: David Neto <dneto@google.com>