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[OFFLOAD] Stricter enforcement of user offload disable #133470

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Merged
jhuber6 merged 10 commits into from
Mar 28, 2025
Merged

[OFFLOAD] Stricter enforcement of user offload disable #133470

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c073357
[OFFLOAD] Stricter enforcement of user offload disable
adurang Mar 28, 2025
df25852
Rework it without static var
adurang Mar 28, 2025
1eb05a1
Update offload/include/OffloadPolicy.h
adurang Mar 28, 2025
6baf698
remove comment
adurang Mar 28, 2025
9ff4b28
fix issue with refcount
adurang Mar 28, 2025
370c7d6
Move check to PluginManager::init
adurang Mar 28, 2025
c87236f
fix format
adurang Mar 28, 2025
0f330e9
format again
adurang Mar 28, 2025
acebf9c
move header
adurang Mar 28, 2025
4de69f2
order header..
adurang Mar 28, 2025
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6 changes: 5 additions & 1 deletion offload/include/OffloadPolicy.h
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Original file line number Diff line number Diff line change
Expand Up @@ -46,10 +46,14 @@ class OffloadPolicy {
Kind = DISABLED;
}
return;
};
}
}

public:
static bool isOffloadDisabled() {
return static_cast<kmp_target_offload_kind_t>(__kmpc_get_target_offload()) == tgt_disabled);
}

static const OffloadPolicy &get(PluginManager &PM) {
static OffloadPolicy OP(PM);
return OP;
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7 changes: 7 additions & 0 deletions offload/libomptarget/OffloadRTL.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@
//
//===----------------------------------------------------------------------===//

#include "OffloadPolicy.h"
#include "OpenMP/OMPT/Callback.h"
#include "PluginManager.h"

Expand All @@ -31,6 +32,12 @@ void initRuntime() {
if (PM == nullptr)
PM = new PluginManager();

if (OffloadPolicy::isOffloadDisabled()) {
DP("Offload is disabled. Skipping library initialization\n");
// Do only absolutely needed initialization
return;
}

RefCount++;
if (RefCount == 1) {
DP("Init offload library!\n");
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