[tint][msl] Add subgroup(Exclusive){Add,Mul}
Implement subgroup(Exclusive)Add and Mul in the MSL backend using the
following mapping:
+----------------------+-------------------------------+
| Built-in | MSL |
+----------------------+-------------------------------+
| subgroupAdd | simd_sum |
| subgroupExclusiveAdd | simd_prefix_exclusive_sum |
| subgroupMul | simd_product |
| subgroupExclusiveMul | simd_prefix_exclusive_product |
+----------------------+-------------------------------+
Bug: 354738715
Change-Id: Ib0979fe1e62ce1002b6539358e4e039f4ba5f482
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/201074
Reviewed-by: dan sinclair <dsinclair@chromium.org>
Commit-Queue: Natalie Chouinard <chouinard@google.com>
Dawn is an open-source and cross-platform implementation of the WebGPU standard. More precisely it implements webgpu.h that is a one-to-one mapping with the WebGPU IDL. Dawn is meant to be integrated as part of a larger system and is the underlying implementation of WebGPU in Chromium.
Dawn provides several WebGPU building blocks:
webgpu.h version that Dawn implements.webgpu.h.Helpful links:
Developer documentation:
User documentation: (TODO, figure out what overlaps with the webgpu.h docs)
BSD 3-Clause License, please see LICENSE.
This is not an officially supported Google product.