tree 7263bb132c16ff5d41f9614c136b0453a56a1380
parent 9abf32b0ce1b0dfac1dd39ffbf292b6e87958e88
author Ben Clayton <bclayton@google.com> 1562165479 +0100
committer Ben Clayton <bclayton@google.com> 1562229170 +0000

LLVMReactor/SpirvShader: Don't zero loads on disabled lanes.

If robustness is disabled, don't bother zeroing disabled lanes.
Gives the LLVM optimizer & backend some more wiggle room.

Bug: b/135609394
Change-Id: I425eba2b48601a35dc40aa8ca071e6e61f35024f
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/33708
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Tested-by: Ben Clayton <bclayton@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>