v3d: Let scheduler know GS doesn’t have shared I/O memory

Unlike the vertex shaders, the memory for inputs and outputs is stored
in separate segments so the scheduler doesn’t need to serialise them.

Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5561>

src/broadcom/compiler/vir.c

@@ -1083,7 +1083,8 @@ uint64_t *v3d_compile(const struct v3d_compiler *compiler,
                  */
                 .stages_with_shared_io_memory =
                 (((1 << MESA_ALL_SHADER_STAGES) - 1) &
-                 ~(1 << MESA_SHADER_FRAGMENT)),
+                 ~((1 << MESA_SHADER_FRAGMENT) |
+                   (1 << MESA_SHADER_GEOMETRY))),
         };
         NIR_PASS_V(c->s, nir_schedule, &schedule_options);