[Openmp-commits] [PATCH] D96748: [OpenMP] Update HWLOC topology detection for die level
Jonathan Peyton via Phabricator via Openmp-commits
openmp-commits at lists.llvm.org
Mon Feb 22 11:06:32 PST 2021
This revision was automatically updated to reflect the committed changes.
Closed by commit rG55dff8b2e4f0: [OpenMP] Update HWLOC code for die level detection (authored by jlpeyton).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D96748/new/
https://reviews.llvm.org/D96748
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
@@ -19,6 +19,10 @@
#if KMP_USE_HIER_SCHED
#include "kmp_dispatch_hier.h"
#endif
+#if KMP_USE_HWLOC
+// Copied from hwloc
+#define HWLOC_GROUP_KIND_INTEL_DIE 104
+#endif
// Store the real or imagined machine hierarchy here
static hierarchy_info machine_hierarchy;
@@ -583,6 +587,13 @@
return KMP_HW_CORE;
case HWLOC_OBJ_PU:
return KMP_HW_THREAD;
+ case HWLOC_OBJ_GROUP:
+ if (obj->attr->group.kind == HWLOC_GROUP_KIND_INTEL_DIE)
+ return KMP_HW_DIE;
+#if HWLOC_API_VERSION >= 0x00020100
+ case HWLOC_OBJ_DIE:
+ return KMP_HW_DIE;
+#endif
}
return KMP_HW_UNKNOWN;
}
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