diff options
Diffstat (limited to 'src/gpgpu-sim/gpu-sim.h')
| -rw-r--r-- | src/gpgpu-sim/gpu-sim.h | 123 |
1 files changed, 115 insertions, 8 deletions
diff --git a/src/gpgpu-sim/gpu-sim.h b/src/gpgpu-sim/gpu-sim.h index d5b810f..7866688 100644 --- a/src/gpgpu-sim/gpu-sim.h +++ b/src/gpgpu-sim/gpu-sim.h @@ -32,10 +32,14 @@ #include "../abstract_hardware_model.h" #include "addrdec.h" #include "shader.h" +#include <iostream> +#include <fstream> #include <list> #include <stdio.h> + + // constants for statistics printouts #define GPU_RSTAT_SHD_INFO 0x1 #define GPU_RSTAT_BW_STAT 0x2 @@ -58,11 +62,90 @@ #define SAMPLELOG 222 #define DUMPLOG 333 + + + + enum dram_ctrl_t { DRAM_FIFO=0, DRAM_FRFCFS=1 }; + +struct power_config { + power_config() + { + m_valid = true; + } + void init() + { + + if (!g_power_simulation_enabled) + return; + + // initialize file name if it is not set + time_t curr_time; + time(&curr_time); + char *date = ctime(&curr_time); + char *s = date; + while (*s) { + if (*s == ' ' || *s == '\t' || *s == ':') *s = '-'; + if (*s == '\n' || *s == '\r' ) *s = 0; + s++; + } + char buf1[1024]; + snprintf(buf1,1024,"gpgpusim_power_report__%s.log",date); + g_power_filename = strdup(buf1); + char buf2[1024]; + snprintf(buf2,1024,"gpgpusim_power_trace_report__%s.log.gz",date); + g_power_trace_filename = strdup(buf2); + char buf3[1024]; + snprintf(buf3,1024,"gpgpusim_metric_trace_report__%s.log.gz",date); + g_metric_trace_filename = strdup(buf3); + char buf4[1024]; + snprintf(buf4,1024,"gpgpusim_steady_state_tracking_report__%s.log.gz",date); + g_steady_state_tracking_filename = strdup(buf4); + + if(g_steady_power_levels_enabled){ + sscanf(gpu_steady_state_definition,"%lf:%lf", &gpu_steady_power_deviation,&gpu_steady_min_period); + } + + //NOTE: After changing the nonlinear model to only scaling idle core, + //NOTE: The min_inc_per_active_sm is not used any more + if (g_use_nonlinear_model) + sscanf(gpu_nonlinear_model_config,"%lf:%lf", &gpu_idle_core_power,&gpu_min_inc_per_active_sm); + + } + void reg_options(class OptionParser * opp); + + char *g_power_config_name; + + bool m_valid; + bool g_power_simulation_enabled; + bool g_power_trace_enabled; + bool g_steady_power_levels_enabled; + bool g_power_per_cycle_dump; + bool g_power_simulator_debug; + char *g_power_filename; + char *g_power_trace_filename; + char *g_metric_trace_filename; + char * g_steady_state_tracking_filename; + int g_power_trace_zlevel; + char * gpu_steady_state_definition; + double gpu_steady_power_deviation; + double gpu_steady_min_period; + + //Nonlinear power model + bool g_use_nonlinear_model; + char * gpu_nonlinear_model_config; + double gpu_idle_core_power; + double gpu_min_inc_per_active_sm; + + +}; + + + struct memory_config { memory_config() { @@ -124,6 +207,7 @@ struct memory_config { m_address_mapping.init(m_n_mem); m_L2_config.init(); m_valid = true; + icnt_flit_size = 32; // Default 32 } void reg_options(class OptionParser * opp); @@ -172,10 +256,11 @@ struct memory_config { unsigned nbk; unsigned data_command_freq_ratio; // frequency ratio between DRAM data bus and command bus (2 for GDDR3, 4 for GDDR5) - unsigned dram_atom_size; // number of bytes transferred per read or write command linear_to_raw_address_translation m_address_mapping; + + unsigned icnt_flit_size; }; // global counters and flags (please try not to add to this list!!!) @@ -183,7 +268,7 @@ extern unsigned long long gpu_sim_cycle; extern unsigned long long gpu_tot_sim_cycle; extern bool g_interactive_debugger_enabled; -class gpgpu_sim_config : public gpgpu_functional_sim_config { +class gpgpu_sim_config : public power_config, public gpgpu_functional_sim_config { public: gpgpu_sim_config() { m_valid = false; } void reg_options(class OptionParser * opp); @@ -192,10 +277,12 @@ public: gpu_stat_sample_freq = 10000; gpu_runtime_stat_flag = 0; sscanf(gpgpu_runtime_stat, "%d:%x", &gpu_stat_sample_freq, &gpu_runtime_stat_flag); - m_shader_config.init(); + m_shader_config.init(); ptx_set_tex_cache_linesize(m_shader_config.m_L1T_config.get_line_sz()); m_memory_config.init(); init_clock_domains(); + power_config::init(); + // initialize file name if it is not set time_t curr_time; @@ -220,10 +307,10 @@ public: private: void init_clock_domains(void ); + bool m_valid; shader_core_config m_shader_config; memory_config m_memory_config; - // clock domains - frequency double core_freq; double icnt_freq; @@ -239,7 +326,8 @@ private: unsigned gpu_max_insn_opt; unsigned gpu_max_cta_opt; char *gpgpu_runtime_stat; - bool gpgpu_flush_cache; + bool gpgpu_flush_l1_cache; + bool gpgpu_flush_l2_cache; bool gpu_deadlock_detect; int gpgpu_dram_sched_queue_size; int gpgpu_cflog_interval; @@ -251,10 +339,14 @@ private: char *g_visualizer_filename; int g_visualizer_zlevel; + // statistics collection int gpu_stat_sample_freq; int gpu_runtime_stat_flag; + + + friend class gpgpu_sim; }; @@ -276,6 +368,8 @@ public: void update_stats(); void deadlock_check(); + void get_pdom_stack_top_info( unsigned sid, unsigned tid, unsigned *pc, unsigned *rpc ); + int shared_mem_size() const; int num_registers_per_core() const; int wrp_size() const; @@ -288,7 +382,7 @@ public: kernel_info_t *select_kernel(); const gpgpu_sim_config &get_config() const { return m_config; } - void gpu_print_stat() const; + void gpu_print_stat(); void dump_pipeline( int mask, int s, int m ) const; //The next three functions added to be used by the functional simulation function @@ -313,12 +407,13 @@ public: */ simt_core_cluster * getSIMTCluster(); + private: // clocks void reinit_clock_domains(void); int next_clock_domain(void); void issue_block2core(); - + void print_dram_L2_stats(FILE *fout) const; void L2c_print_cache_stat() const; void shader_print_runtime_stat( FILE *fout ); void shader_print_l1_miss_stat( FILE *fout ) const; @@ -338,7 +433,8 @@ private: std::list<unsigned> m_finished_kernel; unsigned m_total_cta_launched; unsigned m_last_cluster_issue; - + float * average_pipeline_duty_cycle; + float * active_sms; // time of next rising edge double core_time; double icnt_time; @@ -358,14 +454,25 @@ private: // stats class shader_core_stats *m_shader_stats; class memory_stats_t *m_memory_stats; + class power_stat_t *m_power_stats; +#ifdef GPGPUSIM_POWER_MODEL + class gpgpu_sim_wrapper *m_gpgpusim_wrapper; +#endif unsigned long long gpu_tot_issued_cta; unsigned long long last_gpu_sim_insn; + + + public: unsigned long long gpu_sim_insn; unsigned long long gpu_tot_sim_insn; unsigned long long gpu_sim_insn_last_update; unsigned gpu_sim_insn_last_update_sid; + + + + }; #endif |