mcpat/cacti/parameter.cc

200     is_tag(is_tag_), pure_ram(pure_ram_), pure_cam(pure_cam_), tagbits(0),
238         // if data array, let tagbits = 0
241                 tagbits = g_ip->tag_w;
243                 tagbits = ADDRESS_BITS + EXTRA_TAG_BITS - _log2(capacity_per_die) +
247             tagbits = (((tagbits + 3) >> 2) << 2);
251             num_c_subarray = (int)ceil((tagbits * g_ip->tag_assoc * Nspd / Ndwl));// + EPSILON);
271                 tagbits = int(ceil(g_ip->tag_w / 8.0) * 8);
273                 tagbits = int(ceil((ADDRESS_BITS + EXTRA_TAG_BITS) / 8.0) * 8);
277             //tagbits = (((tagbits + 3) >> 2) << 2);
279             //TODO: error check input of tagbits and blocksize
282                                            (g_ip->nbanks * tagbits / 8.0 * Ndbl));
283             //tag_num_c_subarray = (int)(tagbits  + EPSILON);
284             tag_num_c_subarray = tagbits;
292                 tagbits = g_ip->tag_w;
294                 tagbits = ADDRESS_BITS + EXTRA_TAG_BITS - _log2(g_ip->block_sz);//TODO: should be the page_offset=log2(page size), but this info is not avail with CACTI, for McPAT this is no problem.
296             tagbits = (((tagbits + 3) >> 2) << 2);
300             tag_num_c_subarray = (int)ceil((tagbits * Nspd / Ndwl));// + EPSILON);
437             num_do_b_mat   = data_num_c_subarray + tagbits;
440             num_do_b_mat = tagbits;
478             num_do_b_subbank = tagbits * g_ip->tag_assoc;
479             if (num_do_b_mat < tagbits) {
546             num_di_b_mat = tagbits;
553             num_si_b_mat = tagbits;
555             num_di_b_mat = tagbits;
556             num_si_b_mat = tagbits;//*num_subarrays/num_mats;
586             num_di_b_bank_per_port = tagbits;
594             num_di_b_bank_per_port = g_ip->out_w + tagbits;//TODO: out_w or block_sz?
595             num_si_b_bank_per_port = tagbits;
596             num_do_b_bank_per_port = g_ip->out_w + tagbits;
599             num_di_b_bank_per_port = tagbits;
600             num_si_b_bank_per_port = tagbits;
601             num_do_b_bank_per_port = tagbits;