[Openmp-commits] [openmp] 7a56802 - [OpenMP] Set default blocktime to 0 for hybrid cpu

[Nawrin Sultana via Openmp-commits]

Author: Nawrin Sultana
Date: 2021-11-12T12:05:35-06:00
New Revision: 7a5680233e03c8ac65d4a9bd97c59b3a3b683526

URL: https://github.com/llvm/llvm-project/commit/7a5680233e03c8ac65d4a9bd97c59b3a3b683526
DIFF: https://github.com/llvm/llvm-project/commit/7a5680233e03c8ac65d4a9bd97c59b3a3b683526.diff

LOG: [OpenMP] Set default blocktime to 0 for hybrid cpu

Differential Revision:https://reviews.llvm.org/D113012

Added: 
    

Modified: 
    openmp/runtime/src/kmp.h

Removed: 
    


################################################################################
diff  --git a/openmp/runtime/src/kmp.h b/openmp/runtime/src/kmp.h
index 9d12ece6b165..46a95c1826f5 100644
--- a/openmp/runtime/src/kmp.h
+++ b/openmp/runtime/src/kmp.h
@@ -1081,7 +1081,9 @@ extern void __kmp_init_target_mem();
 #define KMP_MIN_BLOCKTIME (0)
 #define KMP_MAX_BLOCKTIME                                                      \
   (INT_MAX) /* Must be this for "infinite" setting the work */
-#define KMP_DEFAULT_BLOCKTIME (200) /*  __kmp_blocktime is in milliseconds  */
+
+/* __kmp_blocktime is in milliseconds */
+#define KMP_DEFAULT_BLOCKTIME (__kmp_is_hybrid_cpu() ? (0) : (200))
 
 #if KMP_USE_MONITOR
 #define KMP_DEFAULT_MONITOR_STKSIZE ((size_t)(64 * 1024))