This CL improves the setUniform* call for the case where the
niform component size is 4. In that case, we can issue a single
memcpy. This reduces the average wall time of setUniform4fv in
our test app by ~20%.
Test: Run the dEQP shader tests.
Bug: b/179160884
Change-Id: I9352f6188bc87449719aac522d1a2323adf7fca5
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2667592Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Doug Horn <doughorn@google.com>
