AK: Add copy_to() and move_to() methods to AK::Span.

1 files changed, 22 insertions, 0 deletions

diff --git a/AK/Span.h b/AK/Span.h
index 4c42c7d63d..ccee6c9ba0 100644
--- a/AK/Span.h
+++ b/AK/Span.h
@@ -154,6 +154,28 @@ public:
         return this->m_values + start;
     }
 
+    ALWAYS_INLINE void copy_to(Span other) const
+    {
+        ASSERT(other.size() >= size());
+        __builtin_memcpy(other.data(), data(), sizeof(T) * size());
+    }
+
+    ALWAYS_INLINE void copy_trimmed_to(Span other) const
+    {
+        __builtin_memcpy(other.data(), data(), sizeof(T) * min(size(), other.size()));
+    }
+
+    ALWAYS_INLINE void move_to(Span other) const
+    {
+        ASSERT(other.size() >= size());
+        __builtin_memmove(other.data(), data(), sizeof(T) * size());
+    }
+
+    ALWAYS_INLINE void move_trimmed_to(Span other) const
+    {
+        __builtin_memmove(other.data(), data(), sizeof(T) * min(size(), other.size()));
+    }
+
     ALWAYS_INLINE const T& at(size_t index) const
     {
         ASSERT(index < this->m_size);