From ae63df6d86f995876f38ab3cdf47eac61ccda8cd Mon Sep 17 00:00:00 2001 From: Nick Date: Fri, 13 Sep 2019 07:48:08 -0400 Subject: Revert "Add src/ director formatting" This reverts commit 26ca8de4a6ec9bfe422a14cbe325a5f257df453b. --- src/gpgpusim_entrypoint.cc | 439 ++++++++++++++++++++++----------------------- 1 file changed, 212 insertions(+), 227 deletions(-) (limited to 'src/gpgpusim_entrypoint.cc') diff --git a/src/gpgpusim_entrypoint.cc b/src/gpgpusim_entrypoint.cc index 04aa3f8..846773d 100644 --- a/src/gpgpusim_entrypoint.cc +++ b/src/gpgpusim_entrypoint.cc @@ -7,16 +7,14 @@ // // Redistributions of source code must retain the above copyright notice, this // list of conditions and the following disclaimer. -// Redistributions in binary form must reproduce the above copyright notice, -// this +// Redistributions in binary form must reproduce the above copyright notice, this // list of conditions and the following disclaimer in the documentation and/or // other materials provided with the distribution. // Neither the name of The University of British Columbia nor the names of its // contributors may be used to endorse or promote products derived from this // software without specific prior written permission. // -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -// AND +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE @@ -30,266 +28,253 @@ #include "gpgpusim_entrypoint.h" #include -#include "../libcuda/gpgpu_context.h" +#include "option_parser.h" #include "cuda-sim/cuda-sim.h" #include "cuda-sim/ptx_ir.h" #include "cuda-sim/ptx_parser.h" #include "gpgpu-sim/gpu-sim.h" #include "gpgpu-sim/icnt_wrapper.h" -#include "option_parser.h" #include "stream_manager.h" +#include "../libcuda/gpgpu_context.h" -#define MAX(a, b) (((a) > (b)) ? (a) : (b)) +#define MAX(a,b) (((a)>(b))?(a):(b)) static int sg_argc = 3; -static const char *sg_argv[] = {"", "-config", "gpgpusim.config"}; - -void *gpgpu_sim_thread_sequential(void *ctx_ptr) { - gpgpu_context *ctx = (gpgpu_context *)ctx_ptr; - // at most one kernel running at a time - bool done; - do { - sem_wait(&(ctx->the_gpgpusim->g_sim_signal_start)); - done = true; - if (ctx->the_gpgpusim->g_the_gpu->get_more_cta_left()) { - done = false; - ctx->the_gpgpusim->g_the_gpu->init(); - while (ctx->the_gpgpusim->g_the_gpu->active()) { - ctx->the_gpgpusim->g_the_gpu->cycle(); - ctx->the_gpgpusim->g_the_gpu->deadlock_check(); +static const char *sg_argv[] = {"", "-config","gpgpusim.config"}; + + +void * gpgpu_sim_thread_sequential(void * ctx_ptr) +{ + gpgpu_context * ctx = (gpgpu_context *)ctx_ptr; + // at most one kernel running at a time + bool done; + do { + sem_wait(&(ctx->the_gpgpusim->g_sim_signal_start)); + done = true; + if( ctx->the_gpgpusim->g_the_gpu->get_more_cta_left() ) { + done = false; + ctx->the_gpgpusim->g_the_gpu->init(); + while( ctx->the_gpgpusim->g_the_gpu->active() ) { + ctx->the_gpgpusim->g_the_gpu->cycle(); + ctx->the_gpgpusim->g_the_gpu->deadlock_check(); + } + ctx->the_gpgpusim->g_the_gpu->print_stats(); + ctx->the_gpgpusim->g_the_gpu->update_stats(); + ctx->print_simulation_time(); } - ctx->the_gpgpusim->g_the_gpu->print_stats(); - ctx->the_gpgpusim->g_the_gpu->update_stats(); - ctx->print_simulation_time(); - } - sem_post(&(ctx->the_gpgpusim->g_sim_signal_finish)); - } while (!done); - sem_post(&(ctx->the_gpgpusim->g_sim_signal_exit)); - return NULL; + sem_post(&(ctx->the_gpgpusim->g_sim_signal_finish)); + } while(!done); + sem_post(&(ctx->the_gpgpusim->g_sim_signal_exit)); + return NULL; } -static void termination_callback() { - printf("GPGPU-Sim: *** exit detected ***\n"); - fflush(stdout); + + +static void termination_callback() +{ + printf("GPGPU-Sim: *** exit detected ***\n"); + fflush(stdout); } -void *gpgpu_sim_thread_concurrent(void *ctx_ptr) { - gpgpu_context *ctx = (gpgpu_context *)ctx_ptr; - atexit(termination_callback); - // concurrent kernel execution simulation thread - do { - if (g_debug_execution >= 3) { - printf( - "GPGPU-Sim: *** simulation thread starting and spinning waiting for " - "work ***\n"); - fflush(stdout); - } - while (ctx->the_gpgpusim->g_stream_manager->empty_protected() && - !ctx->the_gpgpusim->g_sim_done) - ; - if (g_debug_execution >= 3) { - printf("GPGPU-Sim: ** START simulation thread (detected work) **\n"); - ctx->the_gpgpusim->g_stream_manager->print(stdout); - fflush(stdout); - } - pthread_mutex_lock(&(ctx->the_gpgpusim->g_sim_lock)); - ctx->the_gpgpusim->g_sim_active = true; - pthread_mutex_unlock(&(ctx->the_gpgpusim->g_sim_lock)); - bool active = false; - bool sim_cycles = false; - ctx->the_gpgpusim->g_the_gpu->init(); +void *gpgpu_sim_thread_concurrent(void * ctx_ptr) +{ + gpgpu_context * ctx = (gpgpu_context *)ctx_ptr; + atexit(termination_callback); + // concurrent kernel execution simulation thread do { - // check if a kernel has completed - // launch operation on device if one is pending and can be run - - // Need to break this loop when a kernel completes. This was a - // source of non-deterministic behaviour in GPGPU-Sim (bug 147). - // If another stream operation is available, g_the_gpu remains active, - // causing this loop to not break. If the next operation happens to be - // another kernel, the gpu is not re-initialized and the inter-kernel - // behaviour may be incorrect. Check that a kernel has finished and - // no other kernel is currently running. - if (ctx->the_gpgpusim->g_stream_manager->operation(&sim_cycles) && - !ctx->the_gpgpusim->g_the_gpu->active()) - break; - - // functional simulation - if (ctx->the_gpgpusim->g_the_gpu->is_functional_sim()) { - kernel_info_t *kernel = - ctx->the_gpgpusim->g_the_gpu->get_functional_kernel(); - assert(kernel); - ctx->the_gpgpusim->gpgpu_ctx->func_sim->gpgpu_cuda_ptx_sim_main_func( - *kernel); - ctx->the_gpgpusim->g_the_gpu->finish_functional_sim(kernel); - } + if(g_debug_execution >= 3) { + printf("GPGPU-Sim: *** simulation thread starting and spinning waiting for work ***\n"); + fflush(stdout); + } + while( ctx->the_gpgpusim->g_stream_manager->empty_protected() && !ctx->the_gpgpusim->g_sim_done ) + ; + if(g_debug_execution >= 3) { + printf("GPGPU-Sim: ** START simulation thread (detected work) **\n"); + ctx->the_gpgpusim->g_stream_manager->print(stdout); + fflush(stdout); + } + pthread_mutex_lock(&(ctx->the_gpgpusim->g_sim_lock)); + ctx->the_gpgpusim->g_sim_active = true; + pthread_mutex_unlock(&(ctx->the_gpgpusim->g_sim_lock)); + bool active = false; + bool sim_cycles = false; + ctx->the_gpgpusim->g_the_gpu->init(); + do { + // check if a kernel has completed + // launch operation on device if one is pending and can be run + + // Need to break this loop when a kernel completes. This was a + // source of non-deterministic behaviour in GPGPU-Sim (bug 147). + // If another stream operation is available, g_the_gpu remains active, + // causing this loop to not break. If the next operation happens to be + // another kernel, the gpu is not re-initialized and the inter-kernel + // behaviour may be incorrect. Check that a kernel has finished and + // no other kernel is currently running. + if(ctx->the_gpgpusim->g_stream_manager->operation(&sim_cycles) && !ctx->the_gpgpusim->g_the_gpu->active()) + break; + + //functional simulation + if( ctx->the_gpgpusim->g_the_gpu->is_functional_sim()) { + kernel_info_t * kernel = ctx->the_gpgpusim->g_the_gpu->get_functional_kernel(); + assert(kernel); + ctx->the_gpgpusim->gpgpu_ctx->func_sim->gpgpu_cuda_ptx_sim_main_func(*kernel); + ctx->the_gpgpusim->g_the_gpu->finish_functional_sim(kernel); + } + + //performance simulation + if( ctx->the_gpgpusim->g_the_gpu->active() ) { + ctx->the_gpgpusim->g_the_gpu->cycle(); + sim_cycles = true; + ctx->the_gpgpusim->g_the_gpu->deadlock_check(); + }else { + if(ctx->the_gpgpusim->g_the_gpu->cycle_insn_cta_max_hit()){ + ctx->the_gpgpusim->g_stream_manager->stop_all_running_kernels(); + ctx->the_gpgpusim->g_sim_done = true; + ctx->the_gpgpusim->break_limit = true; + } + } - // performance simulation - if (ctx->the_gpgpusim->g_the_gpu->active()) { - ctx->the_gpgpusim->g_the_gpu->cycle(); - sim_cycles = true; - ctx->the_gpgpusim->g_the_gpu->deadlock_check(); - } else { - if (ctx->the_gpgpusim->g_the_gpu->cycle_insn_cta_max_hit()) { - ctx->the_gpgpusim->g_stream_manager->stop_all_running_kernels(); - ctx->the_gpgpusim->g_sim_done = true; - ctx->the_gpgpusim->break_limit = true; + active=ctx->the_gpgpusim->g_the_gpu->active() || !(ctx->the_gpgpusim->g_stream_manager->empty_protected()); + + } while( active && !ctx->the_gpgpusim->g_sim_done); + if(g_debug_execution >= 3) { + printf("GPGPU-Sim: ** STOP simulation thread (no work) **\n"); + fflush(stdout); } - } + if(sim_cycles) { + ctx->the_gpgpusim->g_the_gpu->print_stats(); + ctx->the_gpgpusim->g_the_gpu->update_stats(); + ctx->print_simulation_time(); + } + pthread_mutex_lock(&(ctx->the_gpgpusim->g_sim_lock)); + ctx->the_gpgpusim->g_sim_active = false; + pthread_mutex_unlock(&(ctx->the_gpgpusim->g_sim_lock)); + } while( !ctx->the_gpgpusim->g_sim_done ); - active = ctx->the_gpgpusim->g_the_gpu->active() || - !(ctx->the_gpgpusim->g_stream_manager->empty_protected()); + printf("GPGPU-Sim: *** simulation thread exiting ***\n"); + fflush(stdout); - } while (active && !ctx->the_gpgpusim->g_sim_done); - if (g_debug_execution >= 3) { - printf("GPGPU-Sim: ** STOP simulation thread (no work) **\n"); - fflush(stdout); - } - if (sim_cycles) { - ctx->the_gpgpusim->g_the_gpu->print_stats(); - ctx->the_gpgpusim->g_the_gpu->update_stats(); - ctx->print_simulation_time(); + if(ctx->the_gpgpusim->break_limit) { + printf("GPGPU-Sim: ** break due to reaching the maximum cycles (or instructions) **\n"); + exit(1); } - pthread_mutex_lock(&(ctx->the_gpgpusim->g_sim_lock)); - ctx->the_gpgpusim->g_sim_active = false; - pthread_mutex_unlock(&(ctx->the_gpgpusim->g_sim_lock)); - } while (!ctx->the_gpgpusim->g_sim_done); - - printf("GPGPU-Sim: *** simulation thread exiting ***\n"); - fflush(stdout); - - if (ctx->the_gpgpusim->break_limit) { - printf( - "GPGPU-Sim: ** break due to reaching the maximum cycles (or " - "instructions) **\n"); - exit(1); - } - - sem_post(&(ctx->the_gpgpusim->g_sim_signal_exit)); - return NULL; + + sem_post(&(ctx->the_gpgpusim->g_sim_signal_exit)); + return NULL; } -void gpgpu_context::synchronize() { - printf("GPGPU-Sim: synchronize waiting for inactive GPU simulation\n"); - the_gpgpusim->g_stream_manager->print(stdout); - fflush(stdout); - // sem_wait(&g_sim_signal_finish); - bool done = false; - do { - pthread_mutex_lock(&(the_gpgpusim->g_sim_lock)); - done = (the_gpgpusim->g_stream_manager->empty() && - !the_gpgpusim->g_sim_active) || - the_gpgpusim->g_sim_done; - pthread_mutex_unlock(&(the_gpgpusim->g_sim_lock)); - } while (!done); - printf("GPGPU-Sim: detected inactive GPU simulation thread\n"); - fflush(stdout); - // sem_post(&g_sim_signal_start); +void gpgpu_context::synchronize() +{ + printf("GPGPU-Sim: synchronize waiting for inactive GPU simulation\n"); + the_gpgpusim->g_stream_manager->print(stdout); + fflush(stdout); +// sem_wait(&g_sim_signal_finish); + bool done = false; + do { + pthread_mutex_lock(&(the_gpgpusim->g_sim_lock)); + done = ( the_gpgpusim->g_stream_manager->empty() && !the_gpgpusim->g_sim_active ) || the_gpgpusim->g_sim_done; + pthread_mutex_unlock(&(the_gpgpusim->g_sim_lock)); + } while (!done); + printf("GPGPU-Sim: detected inactive GPU simulation thread\n"); + fflush(stdout); +// sem_post(&g_sim_signal_start); } -void gpgpu_context::exit_simulation() { - the_gpgpusim->g_sim_done = true; - printf("GPGPU-Sim: exit_simulation called\n"); - fflush(stdout); - sem_wait(&(the_gpgpusim->g_sim_signal_exit)); - printf("GPGPU-Sim: simulation thread signaled exit\n"); - fflush(stdout); +void gpgpu_context::exit_simulation() +{ + the_gpgpusim->g_sim_done=true; + printf("GPGPU-Sim: exit_simulation called\n"); + fflush(stdout); + sem_wait(&(the_gpgpusim->g_sim_signal_exit)); + printf("GPGPU-Sim: simulation thread signaled exit\n"); + fflush(stdout); } -gpgpu_sim *gpgpu_context::gpgpu_ptx_sim_init_perf() { - srand(1); - print_splash(); - func_sim->read_sim_environment_variables(); - ptx_parser->read_parser_environment_variables(); - option_parser_t opp = option_parser_create(); - - ptx_reg_options(opp); - func_sim->ptx_opcocde_latency_options(opp); - - icnt_reg_options(opp); - the_gpgpusim->g_the_gpu_config = new gpgpu_sim_config(this); - the_gpgpusim->g_the_gpu_config->reg_options( - opp); // register GPU microrachitecture options - - option_parser_cmdline(opp, sg_argc, sg_argv); // parse configuration options - fprintf(stdout, "GPGPU-Sim: Configuration options:\n\n"); - option_parser_print(opp, stdout); - // Set the Numeric locale to a standard locale where a decimal point is a - // "dot" not a "comma" - // so it does the parsing correctly independent of the system environment - // variables - assert(setlocale(LC_NUMERIC, "C")); - the_gpgpusim->g_the_gpu_config->init(); - - the_gpgpusim->g_the_gpu = - new gpgpu_sim(*(the_gpgpusim->g_the_gpu_config), this); - the_gpgpusim->g_stream_manager = new stream_manager( - (the_gpgpusim->g_the_gpu), func_sim->g_cuda_launch_blocking); - - the_gpgpusim->g_simulation_starttime = time((time_t *)NULL); - - sem_init(&(the_gpgpusim->g_sim_signal_start), 0, 0); - sem_init(&(the_gpgpusim->g_sim_signal_finish), 0, 0); - sem_init(&(the_gpgpusim->g_sim_signal_exit), 0, 0); - - return the_gpgpusim->g_the_gpu; +gpgpu_sim *gpgpu_context::gpgpu_ptx_sim_init_perf() +{ + srand(1); + print_splash(); + func_sim->read_sim_environment_variables(); + ptx_parser->read_parser_environment_variables(); + option_parser_t opp = option_parser_create(); + + ptx_reg_options(opp); + func_sim->ptx_opcocde_latency_options(opp); + + icnt_reg_options(opp); + the_gpgpusim->g_the_gpu_config = new gpgpu_sim_config(this); + the_gpgpusim->g_the_gpu_config->reg_options(opp); // register GPU microrachitecture options + + option_parser_cmdline(opp, sg_argc, sg_argv); // parse configuration options + fprintf(stdout, "GPGPU-Sim: Configuration options:\n\n"); + option_parser_print(opp, stdout); + // Set the Numeric locale to a standard locale where a decimal point is a "dot" not a "comma" + // so it does the parsing correctly independent of the system environment variables + assert(setlocale(LC_NUMERIC,"C")); + the_gpgpusim->g_the_gpu_config->init(); + + the_gpgpusim->g_the_gpu = new gpgpu_sim(*(the_gpgpusim->g_the_gpu_config), this); + the_gpgpusim->g_stream_manager = new stream_manager((the_gpgpusim->g_the_gpu), func_sim->g_cuda_launch_blocking); + + the_gpgpusim->g_simulation_starttime = time((time_t *)NULL); + + sem_init(&(the_gpgpusim->g_sim_signal_start),0,0); + sem_init(&(the_gpgpusim->g_sim_signal_finish),0,0); + sem_init(&(the_gpgpusim->g_sim_signal_exit),0,0); + + return the_gpgpusim->g_the_gpu; } -void gpgpu_context::start_sim_thread(int api) { - if (the_gpgpusim->g_sim_done) { - the_gpgpusim->g_sim_done = false; - if (api == 1) { - pthread_create(&(the_gpgpusim->g_simulation_thread), NULL, - gpgpu_sim_thread_concurrent, (void *)this); - } else { - pthread_create(&(the_gpgpusim->g_simulation_thread), NULL, - gpgpu_sim_thread_sequential, (void *)this); +void gpgpu_context::start_sim_thread(int api) +{ + if( the_gpgpusim->g_sim_done ) { + the_gpgpusim->g_sim_done = false; + if( api == 1 ) { + pthread_create(&(the_gpgpusim->g_simulation_thread),NULL,gpgpu_sim_thread_concurrent,(void *)this); + } else { + pthread_create(&(the_gpgpusim->g_simulation_thread),NULL,gpgpu_sim_thread_sequential,(void *)this); + } } - } } -void gpgpu_context::print_simulation_time() { - time_t current_time, difference, d, h, m, s; - current_time = time((time_t *)NULL); - difference = MAX(current_time - the_gpgpusim->g_simulation_starttime, 1); - - d = difference / (3600 * 24); - h = difference / 3600 - 24 * d; - m = difference / 60 - 60 * (h + 24 * d); - s = difference - 60 * (m + 60 * (h + 24 * d)); - - fflush(stderr); - printf( - "\n\ngpgpu_simulation_time = %u days, %u hrs, %u min, %u sec (%u sec)\n", - (unsigned)d, (unsigned)h, (unsigned)m, (unsigned)s, (unsigned)difference); - printf("gpgpu_simulation_rate = %u (inst/sec)\n", - (unsigned)(the_gpgpusim->g_the_gpu->gpu_tot_sim_insn / difference)); - const unsigned cycles_per_sec = - (unsigned)(the_gpgpusim->g_the_gpu->gpu_tot_sim_cycle / difference); - printf("gpgpu_simulation_rate = %u (cycle/sec)\n", cycles_per_sec); - printf("gpgpu_silicon_slowdown = %ux\n", - the_gpgpusim->g_the_gpu->shader_clock() * 1000 / cycles_per_sec); - fflush(stdout); +void gpgpu_context::print_simulation_time() +{ + time_t current_time, difference, d, h, m, s; + current_time = time((time_t *)NULL); + difference = MAX(current_time - the_gpgpusim->g_simulation_starttime, 1); + + d = difference/(3600*24); + h = difference/3600 - 24*d; + m = difference/60 - 60*(h + 24*d); + s = difference - 60*(m + 60*(h + 24*d)); + + fflush(stderr); + printf("\n\ngpgpu_simulation_time = %u days, %u hrs, %u min, %u sec (%u sec)\n", + (unsigned)d, (unsigned)h, (unsigned)m, (unsigned)s, (unsigned)difference ); + printf("gpgpu_simulation_rate = %u (inst/sec)\n", (unsigned)(the_gpgpusim->g_the_gpu->gpu_tot_sim_insn / difference) ); + const unsigned cycles_per_sec = (unsigned)(the_gpgpusim->g_the_gpu->gpu_tot_sim_cycle / difference); + printf("gpgpu_simulation_rate = %u (cycle/sec)\n", cycles_per_sec ); + printf("gpgpu_silicon_slowdown = %ux\n", the_gpgpusim->g_the_gpu->shader_clock() * 1000 / cycles_per_sec); + fflush(stdout); } -int gpgpu_context::gpgpu_opencl_ptx_sim_main_perf(kernel_info_t *grid) { - the_gpgpusim->g_the_gpu->launch(grid); - sem_post(&(the_gpgpusim->g_sim_signal_start)); - sem_wait(&(the_gpgpusim->g_sim_signal_finish)); - return 0; +int gpgpu_context::gpgpu_opencl_ptx_sim_main_perf( kernel_info_t *grid ) +{ + the_gpgpusim->g_the_gpu->launch(grid); + sem_post(&(the_gpgpusim->g_sim_signal_start)); + sem_wait(&(the_gpgpusim->g_sim_signal_finish)); + return 0; } //! Functional simulation of OpenCL /*! * This function call the CUDA PTX functional simulator */ -int cuda_sim::gpgpu_opencl_ptx_sim_main_func(kernel_info_t *grid) { - // calling the CUDA PTX simulator, sending the kernel by reference and a flag - // set to true, - // the flag used by the function to distinguish OpenCL calls from the CUDA - // simulation calls which - // it is needed by the called function to not register the exit the exit of - // OpenCL kernel as it doesn't register entering in the first place as the - // CUDA kernels does - gpgpu_cuda_ptx_sim_main_func(*grid, true); - return 0; +int cuda_sim::gpgpu_opencl_ptx_sim_main_func( kernel_info_t *grid ) +{ + //calling the CUDA PTX simulator, sending the kernel by reference and a flag set to true, + //the flag used by the function to distinguish OpenCL calls from the CUDA simulation calls which + //it is needed by the called function to not register the exit the exit of OpenCL kernel as it doesn't register entering in the first place as the CUDA kernels does + gpgpu_cuda_ptx_sim_main_func( *grid, true ); + return 0; } -- cgit v1.3