[llvm] [offload] support arbitrary memoryFill pattern sizes in L0 plugin (PR #209724)

via llvm-commits llvm-commits at lists.llvm.org
Thu Jul 16 02:41:37 PDT 2026


Jan =?utf-8?q?Trusiłło?= <jan.trusillo at intel.com>,
Jan =?utf-8?q?Trusiłło?= <jan.trusillo at intel.com>,
Jan =?utf-8?q?Trusiłło?= <jan.trusillo at intel.com>
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In-Reply-To: <llvm.org/llvm/llvm-project/pull/209724 at github.com>


github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


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<details>
<summary>
You can test this locally with the following command:
</summary>

``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp,h -- offload/plugins-nextgen/level_zero/include/L0Device.h offload/plugins-nextgen/level_zero/include/L0Queue.h offload/plugins-nextgen/level_zero/src/L0Device.cpp offload/plugins-nextgen/level_zero/src/L0Queue.cpp offload/unittests/OffloadAPI/memory/olMemFill.cpp --diff_from_common_commit
``````````

:warning:
The reproduction instructions above might return results for more than one PR
in a stack if you are using a stacked PR workflow. You can limit the results by
changing `origin/main` to the base branch/commit you want to compare against.
:warning:

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<details>
<summary>
View the diff from clang-format here.
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``````````diff
diff --git a/offload/plugins-nextgen/level_zero/src/L0Queue.cpp b/offload/plugins-nextgen/level_zero/src/L0Queue.cpp
index 514a89af4..fca6b8108 100644
--- a/offload/plugins-nextgen/level_zero/src/L0Queue.cpp
+++ b/offload/plugins-nextgen/level_zero/src/L0Queue.cpp
@@ -74,7 +74,7 @@ Error L0QueueTy::memoryFill(void *Ptr, const void *Pattern, size_t PatternSize,
     return memoryFillImpl(Ptr, Pattern, PatternSize, Size);
   }
 
-  llvm::StringRef PatternRef(static_cast<const char*>(Pattern), PatternSize);
+  llvm::StringRef PatternRef(static_cast<const char *>(Pattern), PatternSize);
   if (PatternRef.find_first_not_of(PatternRef[0]) == llvm::StringRef::npos) {
     // All pattern bytes equal, substutition of 1 as PatternSize is equivalent,
     // so native L0 memory fill is still possible.

``````````

</details>


https://github.com/llvm/llvm-project/pull/209724


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