void generate_barrier(fs_inst *inst, struct brw_reg src);
void generate_blorp_fb_write(fs_inst *inst);
void generate_linterp(fs_inst *inst, struct brw_reg dst,
struct brw_reg *src);
void generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src,
struct brw_reg sampler_index);
void generate_barrier(fs_inst *inst, struct brw_reg src);
void generate_blorp_fb_write(fs_inst *inst);
void generate_linterp(fs_inst *inst, struct brw_reg dst,
struct brw_reg *src);
void generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src,
struct brw_reg sampler_index);