void X86CpuReadConfig(void) {
struct config_t *config;
char *section;
/* Open file */
config = config_create(x86_config_file_name);
if (*x86_config_file_name) config_load(config);
/* General configuration */
section = "General";
x86_cpu_frequency =
config_read_int(config, section, "Frequency", x86_cpu_frequency);
if (!IN_RANGE(x86_cpu_frequency, 1, ESIM_MAX_FREQUENCY))
fatal("%s: invalid value for 'Frequency'.", x86_config_file_name);
x86_cpu_num_cores =
config_read_int(config, section, "Cores", x86_cpu_num_cores);
x86_cpu_num_threads =
config_read_int(config, section, "Threads", x86_cpu_num_threads);
x86_cpu_fast_forward_count =
config_read_llint(config, section, "FastForward", 0);
x86_cpu_context_quantum =
config_read_int(config, section, "ContextQuantum", 100000);
x86_cpu_thread_quantum =
config_read_int(config, section, "ThreadQuantum", 1000);
x86_cpu_thread_switch_penalty =
config_read_int(config, section, "ThreadSwitchPenalty", 0);
x86_cpu_recover_kind = config_read_enum(config, section, "RecoverKind",
x86_cpu_recover_kind_writeback,
x86_cpu_recover_kind_map, 2);
x86_cpu_recover_penalty =
config_read_int(config, section, "RecoverPenalty", 0);
x86_emu_process_prefetch_hints =
config_read_bool(config, section, "ProcessPrefetchHints", 1);
prefetch_history_size =
config_read_int(config, section, "PrefetchHistorySize", 10);
/* Section '[ Pipeline ]' */
section = "Pipeline";
x86_cpu_fetch_kind =
config_read_enum(config, section, "FetchKind",
x86_cpu_fetch_kind_timeslice, x86_cpu_fetch_kind_map, 3);
x86_cpu_decode_width = config_read_int(config, section, "DecodeWidth", 4);
x86_cpu_dispatch_kind = config_read_enum(config, section, "DispatchKind",
x86_cpu_dispatch_kind_timeslice,
x86_cpu_dispatch_kind_map, 2);
x86_cpu_dispatch_width = config_read_int(config, section, "DispatchWidth", 4);
x86_cpu_issue_kind =
config_read_enum(config, section, "IssueKind",
x86_cpu_issue_kind_timeslice, x86_cpu_issue_kind_map, 2);
x86_cpu_issue_width = config_read_int(config, section, "IssueWidth", 4);
x86_cpu_commit_kind =
config_read_enum(config, section, "CommitKind",
x86_cpu_commit_kind_shared, x86_cpu_commit_kind_map, 2);
x86_cpu_commit_width = config_read_int(config, section, "CommitWidth", 4);
x86_cpu_occupancy_stats =
config_read_bool(config, section, "OccupancyStats", 0);
/* Section '[ Queues ]' */
section = "Queues";
x86_fetch_queue_size = config_read_int(config, section, "FetchQueueSize", 64);
x86_uop_queue_size = config_read_int(config, section, "UopQueueSize", 32);
x86_rob_kind = config_read_enum(config, section, "RobKind",
x86_rob_kind_private, x86_rob_kind_map, 2);
x86_rob_size = config_read_int(config, section, "RobSize", 64);
x86_iq_kind = config_read_enum(config, section, "IqKind", x86_iq_kind_private,
x86_iq_kind_map, 2);
x86_iq_size = config_read_int(config, section, "IqSize", 40);
x86_lsq_kind = config_read_enum(config, section, "LsqKind",
x86_lsq_kind_private, x86_lsq_kind_map, 2);
x86_lsq_size = config_read_int(config, section, "LsqSize", 20);
/* Register file */
X86ReadRegFileConfig(config);
/* Functional Units */
X86ReadFunctionalUnitsConfig(config);
/* Branch predictor */
X86ReadBranchPredConfig(config);
/* Trace Cache */
X86ReadTraceCacheConfig(config);
/* Close file */
config_check(config);
config_free(config);
}
/* Check CPU configuration file */
static void x86_cpu_config_check(void)
{
struct config_t *config;
char *section;
/* Open file */
config = config_create(x86_config_file_name);
if (*x86_config_file_name)
config_load(config);
/* General configuration */
section = "General";
x86_cpu_num_cores = config_read_int(config, section, "Cores", x86_cpu_num_cores);
x86_cpu_num_threads = config_read_int(config, section, "Threads", x86_cpu_num_threads);
x86_cpu_fast_forward_count = config_read_llint(config, section, "FastForward", 0);
x86_cpu_context_switch = config_read_bool(config, section, "ContextSwitch", 1);
x86_cpu_context_quantum = config_read_int(config, section, "ContextQuantum", 100000);
x86_cpu_thread_quantum = config_read_int(config, section, "ThreadQuantum", 1000);
x86_cpu_thread_switch_penalty = config_read_int(config, section, "ThreadSwitchPenalty", 0);
x86_cpu_recover_kind = config_read_enum(config, section, "RecoverKind", x86_cpu_recover_kind_writeback, x86_cpu_recover_kind_map, 2);
x86_cpu_recover_penalty = config_read_int(config, section, "RecoverPenalty", 0);
mmu_page_size = config_read_int(config, section, "PageSize", 4096);
x86_emu_process_prefetch_hints = config_read_bool(config, section, "ProcessPrefetchHints", 1);
prefetch_history_size = config_read_int(config, section, "PrefetchHistorySize", 10);
/* Section '[ Pipeline ]' */
section = "Pipeline";
x86_cpu_fetch_kind = config_read_enum(config, section, "FetchKind", x86_cpu_fetch_kind_timeslice, x86_cpu_fetch_kind_map, 3);
x86_cpu_decode_width = config_read_int(config, section, "DecodeWidth", 4);
x86_cpu_dispatch_kind = config_read_enum(config, section, "DispatchKind", x86_cpu_dispatch_kind_timeslice, x86_cpu_dispatch_kind_map, 2);
x86_cpu_dispatch_width = config_read_int(config, section, "DispatchWidth", 4);
x86_cpu_issue_kind = config_read_enum(config, section, "IssueKind", x86_cpu_issue_kind_timeslice, x86_cpu_issue_kind_map, 2);
x86_cpu_issue_width = config_read_int(config, section, "IssueWidth", 4);
x86_cpu_commit_kind = config_read_enum(config, section, "CommitKind", x86_cpu_commit_kind_shared, x86_cpu_commit_kind_map, 2);
x86_cpu_commit_width = config_read_int(config, section, "CommitWidth", 4);
x86_cpu_occupancy_stats = config_read_bool(config, section, "OccupancyStats", 0);
/* Section '[ Queues ]' */
section = "Queues";
x86_fetch_queue_size = config_read_int(config, section, "FetchQueueSize", 64);
x86_uop_queue_size = config_read_int(config, section, "UopQueueSize", 32);
x86_rob_kind = config_read_enum(config, section, "RobKind", x86_rob_kind_private, x86_rob_kind_map, 2);
x86_rob_size = config_read_int(config, section, "RobSize", 64);
x86_iq_kind = config_read_enum(config, section, "IqKind", x86_iq_kind_private, x86_iq_kind_map, 2);
x86_iq_size = config_read_int(config, section, "IqSize", 40);
x86_lsq_kind = config_read_enum(config, section, "LsqKind", x86_lsq_kind_private, x86_lsq_kind_map, 2);
x86_lsq_size = config_read_int(config, section, "LsqSize", 20);
x86_reg_file_kind = config_read_enum(config, section, "RfKind", x86_reg_file_kind_private, x86_reg_file_kind_map, 2);
x86_reg_file_int_size = config_read_int(config, section, "RfIntSize", 80);
x86_reg_file_fp_size = config_read_int(config, section, "RfFpSize", 40);
x86_reg_file_xmm_size = config_read_int(config, section, "RfXmmSize", 40);
/* Functional Units */
section = "FunctionalUnits";
x86_fu_res_pool[x86_fu_intadd].count = config_read_int(config, section, "IntAdd.Count", 4);
x86_fu_res_pool[x86_fu_intadd].oplat = config_read_int(config, section, "IntAdd.OpLat", 2);
x86_fu_res_pool[x86_fu_intadd].issuelat = config_read_int(config, section, "IntAdd.IssueLat", 1);
x86_fu_res_pool[x86_fu_intmult].count = config_read_int(config, section, "IntMult.Count", 1);
x86_fu_res_pool[x86_fu_intmult].oplat = config_read_int(config, section, "IntMult.OpLat", 3);
x86_fu_res_pool[x86_fu_intmult].issuelat = config_read_int(config, section, "IntMult.IssueLat", 3);
x86_fu_res_pool[x86_fu_intdiv].count = config_read_int(config, section, "IntDiv.Count", 1);
x86_fu_res_pool[x86_fu_intdiv].oplat = config_read_int(config, section, "IntDiv.OpLat", 20);
x86_fu_res_pool[x86_fu_intdiv].issuelat = config_read_int(config, section, "IntDiv.IssueLat", 20);
x86_fu_res_pool[x86_fu_effaddr].count = config_read_int(config, section, "EffAddr.Count", 4);
x86_fu_res_pool[x86_fu_effaddr].oplat = config_read_int(config, section, "EffAddr.OpLat", 2);
x86_fu_res_pool[x86_fu_effaddr].issuelat = config_read_int(config, section, "EffAddr.IssueLat", 1);
x86_fu_res_pool[x86_fu_logic].count = config_read_int(config, section, "Logic.Count", 4);
x86_fu_res_pool[x86_fu_logic].oplat = config_read_int(config, section, "Logic.OpLat", 1);
x86_fu_res_pool[x86_fu_logic].issuelat = config_read_int(config, section, "Logic.IssueLat", 1);
x86_fu_res_pool[x86_fu_fpsimple].count = config_read_int(config, section, "FpSimple.Count", 2);
x86_fu_res_pool[x86_fu_fpsimple].oplat = config_read_int(config, section, "FpSimple.OpLat", 2);
x86_fu_res_pool[x86_fu_fpsimple].issuelat = config_read_int(config, section, "FpSimple.IssueLat", 2);
x86_fu_res_pool[x86_fu_fpadd].count = config_read_int(config, section, "FpAdd.Count", 2);
x86_fu_res_pool[x86_fu_fpadd].oplat = config_read_int(config, section, "FpAdd.OpLat", 5);
x86_fu_res_pool[x86_fu_fpadd].issuelat = config_read_int(config, section, "FpAdd.IssueLat", 5);
x86_fu_res_pool[x86_fu_fpmult].count = config_read_int(config, section, "FpMult.Count", 1);
x86_fu_res_pool[x86_fu_fpmult].oplat = config_read_int(config, section, "FpMult.OpLat", 10);
x86_fu_res_pool[x86_fu_fpmult].issuelat = config_read_int(config, section, "FpMult.IssueLat", 10);
x86_fu_res_pool[x86_fu_fpdiv].count = config_read_int(config, section, "FpDiv.Count", 1);
x86_fu_res_pool[x86_fu_fpdiv].oplat = config_read_int(config, section, "FpDiv.OpLat", 20);
x86_fu_res_pool[x86_fu_fpdiv].issuelat = config_read_int(config, section, "FpDiv.IssueLat", 20);
x86_fu_res_pool[x86_fu_fpcomplex].count = config_read_int(config, section, "FpComplex.Count", 1);
x86_fu_res_pool[x86_fu_fpcomplex].oplat = config_read_int(config, section, "FpComplex.OpLat", 40);
x86_fu_res_pool[x86_fu_fpcomplex].issuelat = config_read_int(config, section, "FpComplex.IssueLat", 40);
x86_fu_res_pool[x86_fu_xmm_int].count = config_read_int(config, section, "XMMInt.Count", 1);
x86_fu_res_pool[x86_fu_xmm_int].oplat = config_read_int(config, section, "XMMInt.OpLat", 2);
x86_fu_res_pool[x86_fu_xmm_int].issuelat = config_read_int(config, section, "XMMInt.IssueLat", 2);
x86_fu_res_pool[x86_fu_xmm_float].count = config_read_int(config, section, "XMMFloat.Count", 1);
x86_fu_res_pool[x86_fu_xmm_float].oplat = config_read_int(config, section, "XMMFloat.OpLat", 10);
x86_fu_res_pool[x86_fu_xmm_float].issuelat = config_read_int(config, section, "XMMFloat.IssueLat", 10);
x86_fu_res_pool[x86_fu_xmm_logic].count = config_read_int(config, section, "XMMLogic.Count", 1);
x86_fu_res_pool[x86_fu_xmm_logic].oplat = config_read_int(config, section, "XMMLogic.OpLat", 1);
x86_fu_res_pool[x86_fu_xmm_logic].issuelat = config_read_int(config, section, "XMMLogic.IssueLat", 1);
/* Branch Predictor */
section = "BranchPredictor";
x86_bpred_kind = config_read_enum(config, section, "Kind", x86_bpred_kind_twolevel, x86_bpred_kind_map, 6);
x86_bpred_btb_sets = config_read_int(config, section, "BTB.Sets", 256);
x86_bpred_btb_assoc = config_read_int(config, section, "BTB.Assoc", 4);
x86_bpred_bimod_size = config_read_int(config, section, "Bimod.Size", 1024);
x86_bpred_choice_size = config_read_int(config, section, "Choice.Size", 1024);
x86_bpred_ras_size = config_read_int(config, section, "RAS.Size", 32);
x86_bpred_twolevel_l1size = config_read_int(config, section, "TwoLevel.L1Size", 1);
x86_bpred_twolevel_l2size = config_read_int(config, section, "TwoLevel.L2Size", 1024);
x86_bpred_twolevel_hist_size = config_read_int(config, section, "TwoLevel.HistorySize", 8);
/* Trace Cache */
x86_trace_cache_config_check(config);
/* Close file */
config_check(config);
config_free(config);
}
