Yes, this saves 8 bytes. See pahole for yourself.
Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10083>
uint16_t fmask_epitch; /* gfx9 only, not on gfx10 */
uint16_t stencil_epitch; /* gfx9 only, not on gfx10 */
- enum gfx9_resource_type resource_type; /* 1D, 2D or 3D */
+ enum gfx9_resource_type resource_type:8; /* 1D, 2D or 3D */
uint16_t surf_pitch; /* in blocks */
uint16_t surf_height;