anv: move ALLOC_HOST_CACHED_COHERENT as define

That way gdb can decode the other flags when looking at the variables.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Jianxun Zhang <jianxun.zhang@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26822>

src/intel/vulkan/anv_private.h

@@ -447,11 +447,13 @@ enum anv_bo_alloc_flags {
 
    /** Specify whether this BO is internal to the driver */
    ANV_BO_ALLOC_INTERNAL =                (1 << 19),
-
-   /** Specifies that the BO should be cached and coherent. */
-   ANV_BO_ALLOC_HOST_CACHED_COHERENT =    (ANV_BO_ALLOC_HOST_COHERENT | ANV_BO_ALLOC_HOST_CACHED),
 };
 
+/** Specifies that the BO should be cached and coherent. */
+#define ANV_BO_ALLOC_HOST_CACHED_COHERENT (ANV_BO_ALLOC_HOST_COHERENT | \
+                                           ANV_BO_ALLOC_HOST_CACHED)
+
+
 struct anv_bo {
    const char *name;