[llvm] [SLP][NFC] Refactor `if`s into `&&` (PR #156278)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-vectorizers

Author: Piotr Fusik (pfusik)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/156278.diff


1 Files Affected:

- (modified) llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp (+2-6) 


``````````diff
diff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
index 4d4f34a0bdd38..3a81d1d24e16c 100644
--- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -967,9 +967,7 @@ class BinOpSameOpcodeHelper {
       return false;
     }
     bool equal(unsigned Opcode) {
-      if (Opcode == I->getOpcode())
-        return trySet(MainOpBIT, MainOpBIT);
-      return false;
+      return Opcode == I->getOpcode() && trySet(MainOpBIT, MainOpBIT);
     }
     unsigned getOpcode() const {
       MaskType Candidate = Mask & SeenBefore;
@@ -24179,9 +24177,7 @@ class HorizontalReduction {
         // previous vectorization attempts.
         if (any_of(VL, [&V](Value *RedVal) {
               auto *RedValI = dyn_cast<Instruction>(RedVal);
-              if (!RedValI)
-                return false;
-              return V.isDeleted(RedValI);
+              return RedValI && V.isDeleted(RedValI);
             }))
           break;
         V.buildTree(VL, IgnoreList);

``````````

</details>


https://github.com/llvm/llvm-project/pull/156278