tree a8b84fa585940f9a9eae252b9df76d8880bbd3a9
parent 2a985265f33622ed9127b0e45d06090c479cf719
author Ben Clayton <bclayton@google.com> 1558700616 +0100
committer Ben Clayton <bclayton@google.com> 1559084407 +0000

SpirvShader: Correctly handle phi values in the loop merge

Yet another horrible phi/loop edge case (pun intended).

Added test.

Bug: b/133440380
Bug: b/133481698
Change-Id: I327842fa2d4314bce938454da81f67f890cf9e12
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/31845
Presubmit-Ready: Ben Clayton <bclayton@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Tested-by: Ben Clayton <bclayton@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>