It was originally committed into LLVM: https://reviews.llvm.org/D69434

This CL aims to continue the work on Swiftshader for Windows on ARM64.

Bug: chromium:893460
Change-Id: Ib0de220c1d332f2a16d2275a5f3aef4d1a53ee33
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/38453Reviewed-by: Alexis Hétu <sugoi@google.com>
Tested-by: Alexis Hétu <sugoi@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>