summaryrefslogtreecommitdiff
path: root/src/gpgpu-sim/gpu-sim.cc
diff options
context:
space:
mode:
authorMahmoud <[email protected]>2018-06-22 16:58:42 -0400
committerMahmoud <[email protected]>2018-06-22 16:58:42 -0400
commitc05dc90da35fc2bd9dd42da9626bf3a60e2c9e8d (patch)
tree0030cedf19a61280e979b02046b30d38deacb2e5 /src/gpgpu-sim/gpu-sim.cc
parent5adbc9c4afad276a5d8590f3c53b789003ae4dcf (diff)
parent1e1c08286a505418d0e3ad1ee819e15881e9cb43 (diff)
Merge branch 'dev-purdue-integration' of https://github.rcac.purdue.edu/abdallm/gpgpu-sim_distribution into dev-purdue-integration-trace
Diffstat (limited to 'src/gpgpu-sim/gpu-sim.cc')
-rw-r--r--src/gpgpu-sim/gpu-sim.cc62
1 files changed, 56 insertions, 6 deletions
diff --git a/src/gpgpu-sim/gpu-sim.cc b/src/gpgpu-sim/gpu-sim.cc
index 17f1714..c5d4464 100644
--- a/src/gpgpu-sim/gpu-sim.cc
+++ b/src/gpgpu-sim/gpu-sim.cc
@@ -36,6 +36,7 @@
#include "shader.h"
+#include "shader_trace.h"
#include "dram.h"
#include "mem_fetch.h"
@@ -87,6 +88,14 @@ unsigned long long gpu_tot_sim_cycle = 0;
// performance counter for stalls due to congestion.
unsigned int gpu_stall_dramfull = 0;
unsigned int gpu_stall_icnt2sh = 0;
+unsigned long long partiton_reqs_in_parallel = 0;
+unsigned long long partiton_reqs_in_parallel_total = 0;
+unsigned long long partiton_reqs_in_parallel_util = 0;
+unsigned long long partiton_reqs_in_parallel_util_total = 0;
+unsigned long long gpu_sim_cycle_parition_util = 0;
+unsigned long long gpu_tot_sim_cycle_parition_util = 0;
+unsigned long long partiton_replys_in_parallel = 0;
+unsigned long long partiton_replys_in_parallel_total = 0;
/* Clock Domains */
@@ -245,7 +254,7 @@ void shader_core_config::reg_options(class OptionParser * opp)
"per-shader L1 data cache config "
" {<nsets>:<bsize>:<assoc>,<rep>:<wr>:<alloc>:<wr_alloc>,<mshr>:<N>:<merge>,<mq> | none}",
"none" );
- option_parser_register(opp, "-gpgpu_cache:dl1PreShared", OPT_CSTR, &m_L1D_config.m_config_stringPrefShared,
+ option_parser_register(opp, "-gpgpu_cache:dl1PrefShared", OPT_CSTR, &m_L1D_config.m_config_stringPrefShared,
"per-shader L1 data cache config "
" {<nsets>:<bsize>:<assoc>,<rep>:<wr>:<alloc>:<wr_alloc>,<mshr>:<N>:<merge>,<mq> | none}",
"none" );
@@ -268,6 +277,9 @@ void shader_core_config::reg_options(class OptionParser * opp)
option_parser_register(opp, "-gpgpu_shader_registers", OPT_UINT32, &gpgpu_shader_registers,
"Number of registers per shader core. Limits number of concurrent CTAs. (default 8192)",
"8192");
+ option_parser_register(opp, "-gpgpu_ignore_resources_limitation", OPT_BOOL, &gpgpu_ignore_resources_limitation,
+ "gpgpu_ignore_resources_limitation (default 0)",
+ "0");
option_parser_register(opp, "-gpgpu_shader_cta", OPT_UINT32, &max_cta_per_core,
"Maximum number of concurrent CTAs in shader (default 8)",
"8");
@@ -783,6 +795,10 @@ void gpgpu_sim::init()
gpu_sim_insn = 0;
last_gpu_sim_insn = 0;
m_total_cta_launched=0;
+ partiton_reqs_in_parallel = 0;
+ partiton_replys_in_parallel = 0;
+ partiton_reqs_in_parallel_util = 0;
+ gpu_sim_cycle_parition_util = 0;
reinit_clock_domains();
set_param_gpgpu_num_shaders(m_config.num_shader());
@@ -819,8 +835,16 @@ void gpgpu_sim::update_stats() {
gpu_tot_sim_cycle += gpu_sim_cycle;
gpu_tot_sim_insn += gpu_sim_insn;
gpu_tot_issued_cta += m_total_cta_launched;
+ partiton_reqs_in_parallel_total += partiton_reqs_in_parallel;
+ partiton_replys_in_parallel_total += partiton_replys_in_parallel;
+ partiton_reqs_in_parallel_util_total += partiton_reqs_in_parallel_util;
+ gpu_tot_sim_cycle_parition_util += gpu_sim_cycle_parition_util ;
gpu_sim_cycle = 0;
+ partiton_reqs_in_parallel = 0;
+ partiton_replys_in_parallel = 0;
+ partiton_reqs_in_parallel_util = 0;
+ gpu_sim_cycle_parition_util = 0;
gpu_sim_insn = 0;
m_total_cta_launched = 0;
}
@@ -1004,6 +1028,21 @@ void gpgpu_sim::gpu_print_stat()
printf("gpu_stall_dramfull = %d\n", gpu_stall_dramfull);
printf("gpu_stall_icnt2sh = %d\n", gpu_stall_icnt2sh );
+ printf("partiton_reqs_in_parallel = %lld\n", partiton_reqs_in_parallel);
+ printf("partiton_reqs_in_parallel_total = %lld\n", partiton_reqs_in_parallel_total );
+ printf("partiton_level_parallism = %12.4f\n", (float)partiton_reqs_in_parallel / gpu_sim_cycle);
+ printf("partiton_level_parallism_total = %12.4f\n", (float)(partiton_reqs_in_parallel+partiton_reqs_in_parallel_total) / (gpu_tot_sim_cycle+gpu_sim_cycle) );
+ printf("partiton_reqs_in_parallel_util = %lld\n", partiton_reqs_in_parallel_util);
+ printf("partiton_reqs_in_parallel_util_total = %lld\n", partiton_reqs_in_parallel_util_total );
+ printf("gpu_sim_cycle_parition_util = %lld\n", gpu_sim_cycle_parition_util);
+ printf("gpu_tot_sim_cycle_parition_util = %lld\n", gpu_tot_sim_cycle_parition_util );
+ printf("partiton_level_parallism_util = %12.4f\n", (float)partiton_reqs_in_parallel_util / gpu_sim_cycle_parition_util);
+ printf("partiton_level_parallism_util_total = %12.4f\n", (float)(partiton_reqs_in_parallel_util+partiton_reqs_in_parallel_util_total) / (gpu_sim_cycle_parition_util+gpu_tot_sim_cycle_parition_util) );
+ printf("partiton_replys_in_parallel = %lld\n", partiton_replys_in_parallel);
+ printf("partiton_replys_in_parallel_total = %lld\n", partiton_replys_in_parallel_total );
+ printf("L2_BW = %12.4f GB/Sec\n", ((float)(partiton_replys_in_parallel * 32) / (gpu_sim_cycle * m_config.icnt_period)) / 1000000000);
+ printf("L2_BW_total = %12.4f GB/Sec\n", ((float)((partiton_replys_in_parallel+partiton_replys_in_parallel_total) * 32) / ((gpu_tot_sim_cycle+gpu_sim_cycle) * m_config.icnt_period)) / 1000000000 );
+
time_t curr_time;
time(&curr_time);
unsigned long long elapsed_time = MAX( curr_time - g_simulation_starttime, 1 );
@@ -1218,8 +1257,8 @@ bool shader_core_ctx::occupy_shader_resource_1block(kernel_info_t & k, bool occu
m_occupied_regs += (padded_cta_size * ((kernel_info->regs+3)&~3));
m_occupied_ctas++;
- printf("GPGPU-Sim uArch: Shader %d occupied %d threads, %d shared mem, %d registers, %d ctas\n",
- m_sid, m_occupied_n_threads, m_occupied_shmem, m_occupied_regs, m_occupied_ctas);
+ SHADER_DPRINTF(LIVENESS, "GPGPU-Sim uArch: Occupied %d threads, %d shared mem, %d registers, %d ctas\n",
+ m_occupied_n_threads, m_occupied_shmem, m_occupied_regs, m_occupied_ctas);
}
return true;
@@ -1344,8 +1383,8 @@ void shader_core_ctx::issue_block2core( kernel_info_t &kernel )
m_n_active_cta++;
shader_CTA_count_log(m_sid, 1);
- printf("GPGPU-Sim uArch: core:%3d, cta:%2u, start_tid:%4u, end_tid:%4u, initialized @(%lld,%lld)\n",
- m_sid, free_cta_hw_id, start_thread, end_thread, gpu_sim_cycle, gpu_tot_sim_cycle );
+ SHADER_DPRINTF(LIVENESS, "GPGPU-Sim uArch: cta:%2u, start_tid:%4u, end_tid:%4u, initialized @(%lld,%lld)\n",
+ free_cta_hw_id, start_thread, end_thread, gpu_sim_cycle, gpu_tot_sim_cycle );
}
@@ -1409,6 +1448,7 @@ void gpgpu_sim::cycle()
for (unsigned i=0;i<m_shader_config->n_simt_clusters;i++)
m_cluster[i]->icnt_cycle();
}
+ unsigned partiton_replys_in_parallel_per_cycle = 0;
if (clock_mask & ICNT) {
// pop from memory controller to interconnect
for (unsigned i=0;i<m_memory_config->m_n_mem_sub_partition;i++) {
@@ -1421,6 +1461,7 @@ void gpgpu_sim::cycle()
mf->set_status(IN_ICNT_TO_SHADER,gpu_sim_cycle+gpu_tot_sim_cycle);
::icnt_push( m_shader_config->mem2device(i), mf->get_tpc(), mf, response_size );
m_memory_sub_partition[i]->pop();
+ partiton_replys_in_parallel_per_cycle++;
} else {
gpu_stall_icnt2sh++;
}
@@ -1429,6 +1470,7 @@ void gpgpu_sim::cycle()
}
}
}
+ partiton_replys_in_parallel += partiton_replys_in_parallel_per_cycle;
if (clock_mask & DRAM) {
for (unsigned i=0;i<m_memory_config->m_n_mem;i++){
@@ -1441,6 +1483,7 @@ void gpgpu_sim::cycle()
}
// L2 operations follow L2 clock domain
+ unsigned partiton_reqs_in_parallel_per_cycle = 0;
if (clock_mask & L2) {
m_power_stats->pwr_mem_stat->l2_cache_stats[CURRENT_STAT_IDX].clear();
for (unsigned i=0;i<m_memory_config->m_n_mem_sub_partition;i++) {
@@ -1452,11 +1495,17 @@ void gpgpu_sim::cycle()
} else {
mem_fetch* mf = (mem_fetch*) icnt_pop( m_shader_config->mem2device(i) );
m_memory_sub_partition[i]->push( mf, gpu_sim_cycle + gpu_tot_sim_cycle );
+ partiton_reqs_in_parallel_per_cycle++;
}
m_memory_sub_partition[i]->cache_cycle(gpu_sim_cycle+gpu_tot_sim_cycle);
m_memory_sub_partition[i]->accumulate_L2cache_stats(m_power_stats->pwr_mem_stat->l2_cache_stats[CURRENT_STAT_IDX]);
}
}
+ partiton_reqs_in_parallel += partiton_reqs_in_parallel_per_cycle;
+ if(partiton_reqs_in_parallel_per_cycle > 0){
+ partiton_reqs_in_parallel_util += partiton_reqs_in_parallel_per_cycle;
+ gpu_sim_cycle_parition_util++;
+ }
if (clock_mask & ICNT) {
icnt_transfer();
@@ -1543,7 +1592,8 @@ void gpgpu_sim::cycle()
hrs = elapsed_time/3600 - 24*days;
minutes = elapsed_time/60 - 60*(hrs + 24*days);
sec = elapsed_time - 60*(minutes + 60*(hrs + 24*days));
- printf("GPGPU-Sim uArch: cycles simulated: %lld inst.: %lld (ipc=%4.1f) sim_rate=%u (inst/sec) elapsed = %u:%u:%02u:%02u / %s",
+
+ DPRINTF(LIVENESS, "GPGPU-Sim uArch: cycles simulated: %lld inst.: %lld (ipc=%4.1f) sim_rate=%u (inst/sec) elapsed = %u:%u:%02u:%02u / %s",
gpu_tot_sim_cycle + gpu_sim_cycle, gpu_tot_sim_insn + gpu_sim_insn,
(double)gpu_sim_insn/(double)gpu_sim_cycle,
(unsigned)((gpu_tot_sim_insn+gpu_sim_insn) / elapsed_time),