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[OpenMP] Add L2-Tile equivalence for KNL

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When on KNL and L2 or Tile layer is detected, manually add
the corresponding layer which is equivalent.

Differential Revision: https://reviews.llvm.org/D102865
This commit is contained in:
Peyton, Jonathan L 2021-05-20 13:50:03 -05:00
parent 13a8aa3ee1
commit 2020c981fa
1 changed files with 10 additions and 0 deletions
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10
openmp/runtime/src/kmp_affinity.cpp
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@ -599,6 +599,16 @@ void kmp_topology_t::canonicalize() {
_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) {