bool lower_discard(exec_list *instructions);
void lower_discard_flow(exec_list *instructions);
bool lower_instructions(exec_list *instructions, unsigned what_to_lower);
-bool lower_noise(exec_list *instructions);
bool lower_variable_index_to_cond_assign(gl_shader_stage stage,
exec_list *instructions, bool lower_input, bool lower_output,
bool lower_temp, bool lower_uniform);
bool lower_const_arrays_to_uniforms(exec_list *instructions, unsigned stage, unsigned max_uniform_components);
bool lower_clip_cull_distance(struct gl_shader_program *prog,
gl_linked_shader *shader);
+ir_variable * lower_xfb_varying(void *mem_ctx,
+ gl_linked_shader *shader,
+ const char *old_var_name);
void lower_output_reads(unsigned stage, exec_list *instructions);
bool lower_packing_builtins(exec_list *instructions, int op_mask);
void lower_shared_reference(struct gl_context *ctx,
bool lower_cs_derived(gl_linked_shader *shader);
bool lower_blend_equation_advanced(gl_linked_shader *shader, bool coherent);
+bool lower_builtins(exec_list *instructions);
bool lower_subroutine(exec_list *instructions, struct _mesa_glsl_parse_state *state);
void propagate_invariance(exec_list *instructions);
bool lower_64bit_integer_instructions(exec_list *instructions,
unsigned what_to_lower);
+bool lower_precision(const struct gl_shader_compiler_options *options,
+ exec_list *instructions);
+
#endif /* GLSL_IR_OPTIMIZATION_H */