vk: Add func anv_is_aligned()

diff --git a/src/vulkan/private.h b/src/vulkan/private.h
index 6693a2888662a6f4c421b41d5b3694b6cde68f9e..0d199c836a38096289feda04b71c52c1dd75adbf 100644 (file)
--- a/src/vulkan/private.h
+++ b/src/vulkan/private.h
@@ -72,6 +72,14 @@ ALIGN_I32(int32_t v, int32_t a)
    return (v + a - 1) & ~(a - 1);
 }
 
+/** Alignment must be a power of 2. */
+static inline bool
+anv_is_aligned(uintmax_t n, uintmax_t a)
+{
+   assert(a == (a & -a));
+   return (n & (a - 1)) == 0;
+}
+
 static inline uint32_t
 anv_minify(uint32_t n, uint32_t levels)
 {