From 3c963cc0e1b1cb5036e1b2edbd74fd35e9e0ca71 Mon Sep 17 00:00:00 2001
From: wkwchau <wing-ki.chauwilkin@amd.com>
Date: Wed, 26 Jun 2019 05:48:00 -0400
Subject: [PATCH] Fixed bug in hipOccupancyMaxPotentialBlockSize for the SGPRs
 limitation of gfx8 devices (#1176)

[ROCm/hip commit: 47f16264ed5202c1c42c4e697a0bca17553df0fe]
---
 projects/hip/src/hip_module.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/projects/hip/src/hip_module.cpp b/projects/hip/src/hip_module.cpp
index bda6970298..9680299540 100644
--- a/projects/hip/src/hip_module.cpp
+++ b/projects/hip/src/hip_module.cpp
@@ -963,7 +963,7 @@ hipError_t ihipOccupancyMaxPotentialBlockSize(uint32_t* gridSize, uint32_t* bloc
             wavefrontsSGPRS = maxWavesWGLimited;
         }
         else {
-            const size_t numSGPRsPerSIMD = (prop.gcnArch < 900) ? 512 : 800;
+            const size_t numSGPRsPerSIMD = (prop.gcnArch < 800) ? 512 : 800;
             wavefrontsSGPRS = (numSGPRsPerSIMD / usedSGPRS) * numSIMD;
         }