[llvm] [VPlan] Add new VPInstruction ocpode for header mask. (PR #89603)

[via llvm-commits]

github-actions[bot] wrote:

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


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

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

``````````bash
git-clang-format --diff c93f02978c33897615a312a85c6149911544ad63 aa8890cd1511150dc76825f440d87837fa7fe379 -- llvm/lib/Transforms/Vectorize/LoopVectorize.cpp llvm/lib/Transforms/Vectorize/VPlan.h llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp llvm/lib/Transforms/Vectorize/VPlanTransforms.h
``````````

</details>

<details>
<summary>
View the diff from clang-format here.
</summary>

``````````diff
diff --git a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
index 6d643b81b2..9c56e4b8d2 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
@@ -1167,12 +1167,11 @@ static VPActiveLaneMaskPHIRecipe *addVPLaneMaskPhiAndUpdateExitBranch(
 /// Return the header mask recipe of the VPlan, if there is one.
 static VPInstruction *getHeaderMask(VPlan &Plan) {
   VPBasicBlock *HeaderVPBB = Plan.getVectorLoopRegion()->getEntryBasicBlock();
-  auto R = find_if(*HeaderVPBB,  [](VPRecipeBase &R) 
-                   {
+  auto R = find_if(*HeaderVPBB, [](VPRecipeBase &R) {
     using namespace llvm::VPlanPatternMatch;
     return match(&R, m_VPInstruction<VPInstruction::HeaderMask>(m_VPValue()));
-                   });
-                   return R == HeaderVPBB->end() ? nullptr : cast<VPInstruction>(&*R);
+  });
+  return R == HeaderVPBB->end() ? nullptr : cast<VPInstruction>(&*R);
 }
 
 static VPValue *getOrCreateWideCanonicalIV(VPlan &Plan,
diff --git a/llvm/lib/Transforms/Vectorize/VPlanTransforms.h b/llvm/lib/Transforms/Vectorize/VPlanTransforms.h
index 86a29e0a11..607c43458c 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanTransforms.h
+++ b/llvm/lib/Transforms/Vectorize/VPlanTransforms.h
@@ -106,7 +106,8 @@ struct VPlanTransforms {
   /// this transformation.
   static void addExplicitVectorLength(VPlan &Plan);
 
-  /// Lower abstract VPInstruction recipes to a concrete sequence of recipes for which code can be generated.
+  /// Lower abstract VPInstruction recipes to a concrete sequence of recipes for
+  /// which code can be generated.
   static void lowerRecipes(VPlan &Plan);
 };
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/89603