i965: Mark invariants in backend_visitor as constants

Reviewed-by: Matt Turner <mattst88@gmail.com>
Signed-off-by: Topi Pohjolainen <topi.pohjolainen@intel.com>

diff --git a/src/mesa/drivers/dri/i965/brw_shader.h b/src/mesa/drivers/dri/i965/brw_shader.h
index 3329554..086d042 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_shader.h
+++ b/src/mesa/drivers/dri/i965/brw_shader.h
@@ -79,12 +79,12 @@ protected:
 
 public:
 
-   struct brw_context *brw;
-   struct gl_context *ctx;
-   struct brw_shader *shader;
-   struct gl_shader_program *shader_prog;
-   struct gl_program *prog;
-   struct brw_stage_prog_data *stage_prog_data;
+   struct brw_context * const brw;
+   struct gl_context * const ctx;
+   struct brw_shader * const shader;
+   struct gl_shader_program * const shader_prog;
+   struct gl_program * const prog;
+   struct brw_stage_prog_data * const stage_prog_data;
 
    /** ralloc context for temporary data used during compile */
    void *mem_ctx;