SwiftShader has been confirmed by Khronos as a conformant Vulkan 1.1 product:
https://www.khronos.org/conformance/adopters/conformant-products#submission_400

Bug: b/129792032
Change-Id: I6893a411fbb2b3ba94ec07674bd78ca81b319680
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/36589
Presubmit-Ready: Nicolas Capens <nicolascapens@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Tested-by: Nicolas Capens <nicolascapens@google.com>
Reviewed-by: Chris Forbes <chrisforbes@google.com>