increased the vectorization threshold

Author: dragon7307

src/Extensions/ReadOnlySpan/Linq/Max.cs

@@ -86,7 +86,7 @@ public static T Max<T>(this ReadOnlySpan<T> source) where T : IComparable<T>
                 return result;
             }
 
-            if(Vector128.IsHardwareAccelerated && Vector128<T>.IsSupported && source.Length > Vector128<T>.Count)
+            if(Vector128.IsHardwareAccelerated && Vector128<T>.IsSupported && source.Length > Vector128<T>.Count * 2)
             {
                 ref T current = ref MemoryMarshal.GetReference(source);
                 ref T secondToLast = ref Unsafe.Add(ref current, source.Length - Vector128<T>.Count);
@@ -117,7 +117,7 @@ public static T Max<T>(this ReadOnlySpan<T> source) where T : IComparable<T>
                 return result;
             }
 
-            if(Vector64.IsHardwareAccelerated && Vector64<T>.IsSupported && source.Length > Vector64<T>.Count)
+            if(Vector64.IsHardwareAccelerated && Vector64<T>.IsSupported && source.Length > Vector64<T>.Count * 4)
             {
                 ref T current = ref MemoryMarshal.GetReference(source);
                 ref T secondToLast = ref Unsafe.Add(ref current, source.Length - Vector64<T>.Count);

src/Extensions/ReadOnlySpan/Linq/Min.cs

@@ -85,7 +85,7 @@ public static T Min<T>(this ReadOnlySpan<T> source) where T : IComparable<T>
                 return result;
             }
 
-            if(Vector128.IsHardwareAccelerated && Vector128<T>.IsSupported && source.Length > Vector128<T>.Count)
+            if(Vector128.IsHardwareAccelerated && Vector128<T>.IsSupported && source.Length > Vector128<T>.Count * 2)
             {
                 ref T current = ref MemoryMarshal.GetReference(source);
                 ref T secondToLast = ref Unsafe.Add(ref current, source.Length - Vector128<T>.Count);
@@ -115,8 +115,8 @@ public static T Min<T>(this ReadOnlySpan<T> source) where T : IComparable<T>
 
                 return result;
             }
-
-            if(Vector64.IsHardwareAccelerated && Vector64<T>.IsSupported && source.Length > Vector64<T>.Count)
+            
+            if(Vector64.IsHardwareAccelerated && Vector64<T>.IsSupported && source.Length > Vector64<T>.Count * 4)
             {
                 ref T current = ref MemoryMarshal.GetReference(source);
                 ref T secondToLast = ref Unsafe.Add(ref current, source.Length - Vector64<T>.Count);