From 6b494745be0900a67004d6f3e4b730c3cd67da79 Mon Sep 17 00:00:00 2001
From: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Date: Thu, 27 Oct 2022 13:17:45 +0300
Subject: [PATCH] intel/fs: only avoid SIMD32 if strictly inferior in
 throughput

This enabled SIMD32 in blorp shaders and seems to be give a small FPS
bump when using a DG2 GPU as secondary (requires copies to linear
buffers to exchange with main GPU).

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Acked-by: Matt Turner <mattst88@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19341>
---
 src/intel/compiler/brw_fs.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp
index 9ae36e9f89b..dbd84968509 100644
--- a/src/intel/compiler/brw_fs.cpp
+++ b/src/intel/compiler/brw_fs.cpp
@@ -7625,7 +7625,7 @@ brw_compile_fs(const struct brw_compiler *compiler,
       } else {
          const performance &perf = v32->performance_analysis.require();
 
-         if (!INTEL_DEBUG(DEBUG_DO32) && throughput >= perf.throughput) {
+         if (!INTEL_DEBUG(DEBUG_DO32) && throughput > perf.throughput) {
             brw_shader_perf_log(compiler, params->log_data,
                                 "SIMD32 shader inefficient\n");
          } else {