[Openmp-commits] [PATCH] D102865: [OpenMP] Add L2-Tile equivalence for KNL

Jonathan Peyton via Phabricator via Openmp-commits openmp-commits at lists.llvm.org
Tue Jun 1 12:17:56 PDT 2021


This revision was automatically updated to reflect the committed changes.
Closed by commit rG2020c981faa0: [OpenMP] Add L2-Tile equivalence for KNL (authored by jlpeyton).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D102865/new/

https://reviews.llvm.org/D102865

Files:
  openmp/runtime/src/kmp_affinity.cpp


Index: openmp/runtime/src/kmp_affinity.cpp
===================================================================
--- openmp/runtime/src/kmp_affinity.cpp
+++ openmp/runtime/src/kmp_affinity.cpp
@@ -599,6 +599,16 @@
   _set_globals();
   _set_last_level_cache();
 
+#if KMP_MIC_SUPPORTED
+  // Manually Add L2 = Tile equivalence
+  if (__kmp_mic_type == mic3) {
+    if (get_level(KMP_HW_L2) != -1)
+      set_equivalent_type(KMP_HW_TILE, KMP_HW_L2);
+    else if (get_level(KMP_HW_TILE) != -1)
+      set_equivalent_type(KMP_HW_L2, KMP_HW_TILE);
+  }
+#endif
+
   // Perform post canonicalization checking
   KMP_ASSERT(depth > 0);
   for (int level = 0; level < depth; ++level) {


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