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25 * \file brw_vec4_tes.h
27 * The vec4 mode tessellation evaluation shader compiler backend.
30 #ifndef BRW_VEC4_TES_H
31 #define BRW_VEC4_TES_H
38 class vec4_tes_visitor
: public vec4_visitor
41 vec4_tes_visitor(const struct brw_compiler
*compiler
,
43 const struct brw_tes_prog_key
*key
,
44 struct brw_tes_prog_data
*prog_data
,
45 const nir_shader
*nir
,
47 int shader_time_index
);
50 virtual dst_reg
*make_reg_for_system_value(int location
);
51 virtual void nir_setup_system_value_intrinsic(nir_intrinsic_instr
*instr
);
52 virtual void nir_emit_intrinsic(nir_intrinsic_instr
*instr
);
54 virtual void setup_payload();
55 virtual void emit_prolog();
56 virtual void emit_thread_end();
58 virtual void emit_urb_write_header(int mrf
);
59 virtual vec4_instruction
*emit_urb_write_opcode(bool complete
);
62 src_reg input_read_header
;
66 #endif /* __cplusplus */
68 #endif /* BRW_VEC4_TES_H */