log如下:
Processing 'pso_rstn_gen'
Processing 'retreg_array'
Warning: design 'retreg_array' has 128 out of 259 cells marked size-only which may limit optimization. (OPT-301)
Warning: Register 'text_retn3_reg_31_' (**FFGEN**) will not be translated to the retention specification. (PWR-662)
Warning: Register 'text_retn3_reg_30_' (**FFGEN**) will not be translated to the retention specification. (PWR-662)
Warning: Register 'text_retn3_reg_29_' (**FFGEN**) will not be translated to the retention specification. (PWR-662)
Warning: Register 'text_retn3_reg_28_' (**FFGEN**) will not be translated to the retention specification. (PWR-662)
Warning: Register 'text_retn3_reg_27_' (**FFGEN**) will not be translated to the retention specification. (PWR-662)
Warning: Register 'text_retn3_reg_26_' (**FFGEN**) will not be translated to the retention specification. (PWR-662)
Warning: Register 'text_retn3_reg_25_' (**FFGEN**) will not be translated to the retention specification. (PWR-662)
Warning: Register 'text_retn3_reg_24_' (**FFGEN**) will not be translated to the retention specification. (PWR-662)
Warning: Register 'text_retn3_reg_23_' (**FFGEN**) will not be translated to the retention specification. (PWR-662)