[llvm] [llvm-exegesis] Let ArrayRef infer the array size (NFC) (PR #88241)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-tools-llvm-exegesis

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/88241.diff


1 Files Affected:

- (modified) llvm/tools/llvm-exegesis/lib/X86/Target.cpp (+2-4) 


``````````diff
diff --git a/llvm/tools/llvm-exegesis/lib/X86/Target.cpp b/llvm/tools/llvm-exegesis/lib/X86/Target.cpp
index 31bec2545926b6..dbb2bf409316e7 100644
--- a/llvm/tools/llvm-exegesis/lib/X86/Target.cpp
+++ b/llvm/tools/llvm-exegesis/lib/X86/Target.cpp
@@ -769,11 +769,9 @@ class ExegesisX86Target : public ExegesisTarget {
 
   ArrayRef<unsigned> getUnavailableRegisters() const override {
     if (DisableUpperSSERegisters)
-      return ArrayRef(kUnavailableRegistersSSE,
-                      sizeof(kUnavailableRegistersSSE) /
-                          sizeof(kUnavailableRegistersSSE[0]));
+      return ArrayRef(kUnavailableRegistersSSE);
 
-    return ArrayRef(kUnavailableRegisters, std::size(kUnavailableRegisters));
+    return ArrayRef(kUnavailableRegisters);
   }
 
   bool allowAsBackToBack(const Instruction &Instr) const override {

``````````

</details>


https://github.com/llvm/llvm-project/pull/88241