/* * Copyright (c) 2001-2010 Stephen Williams (steve@icarus.com) * * This source code is free software; you can redistribute it * and/or modify it in source code form under the terms of the GNU * General Public License as published by the Free Software * Foundation; either version 2 of the License, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA */ # include "config.h" # include "version.h" # include "parse_misc.h" # include "compile.h" # include "schedule.h" # include "vpi_priv.h" # include "statistics.h" # include # include # include # include #if defined(HAVE_SYS_RESOURCE_H) # include # include #endif // defined(HAVE_SYS_RESOURCE_H) #if defined(HAVE_GETOPT_H) # include #endif #if defined(__MINGW32__) # include #endif #if defined(__MINGW32__) && !defined(HAVE_GETOPT_H) extern "C" int getopt(int argc, char*argv[], const char*fmt); extern "C" int optind; extern "C" const char*optarg; #endif bool verbose_flag = false; bool version_flag = false; static char log_buffer[4096]; #if defined(HAVE_SYS_RESOURCE_H) static void my_getrusage(struct rusage *a) { getrusage(RUSAGE_SELF, a); # if defined(LINUX) { FILE *statm; unsigned siz, rss, shd; long page_size = sysconf(_SC_PAGESIZE); if (page_size==-1) page_size=0; statm = fopen("/proc/self/statm", "r"); if (!statm) { perror("/proc/self/statm"); return; } if (3<=fscanf(statm, "%u%u%u", &siz, &rss, &shd)) { a->ru_maxrss = page_size * siz; a->ru_idrss = page_size * rss; a->ru_ixrss = page_size * shd; } fclose(statm); } # endif } static void print_rusage(struct rusage *a, struct rusage *b) { double delta = a->ru_utime.tv_sec + a->ru_utime.tv_usec/1E6 + a->ru_stime.tv_sec + a->ru_stime.tv_usec/1E6 - b->ru_utime.tv_sec - b->ru_utime.tv_usec/1E6 - b->ru_stime.tv_sec - b->ru_stime.tv_usec/1E6 ; vpi_mcd_printf(1, " ... %G seconds," " %.1f/%.1f/%.1f KBytes size/rss/shared\n", delta, a->ru_maxrss/1024.0, (a->ru_idrss+a->ru_isrss)/1024.0, a->ru_ixrss/1024.0 ); } #else // ! defined(HAVE_SYS_RESOURCE_H) // Provide dummies struct rusage { int x; }; inline static void my_getrusage(struct rusage *) { } inline static void print_rusage(struct rusage *, struct rusage *){}; #endif // ! defined(HAVE_SYS_RESOURCE_H) static bool have_ivl_version = false; /* * Verify that the input file has a compatible version. */ void verify_version(char*ivl_ver, char*commit) { have_ivl_version = true; if (verbose_flag) { vpi_mcd_printf(1, " ... VVP file version %s", ivl_ver); if (commit) vpi_mcd_printf(1, " %s", commit); vpi_mcd_printf(1, "\n"); } free(commit); char*vvp_ver = strdup(VERSION); char *vp, *ip; /* Check the major/minor version. */ ip = strrchr(ivl_ver, '.'); *ip = '\0'; vp = strrchr(vvp_ver, '.'); *vp = '\0'; if (strcmp(ivl_ver, vvp_ver) != 0) { vpi_mcd_printf(1, "Error: VVP input file version %s can not " "be run with run time version %s!\n", ivl_ver, vvp_ver); exit(1); } /* Check that the sub-version is compatible. */ ip += 1; vp += 1; int ivl_sv, vvp_sv; if (strcmp(ip, "devel") == 0) { ivl_sv = -1; } else { int res = sscanf(ip, "%d", &ivl_sv); assert(res == 1); } if (strcmp(vp, "devel") == 0) { vvp_sv = -1; } else { int res = sscanf(vp, "%d", &vvp_sv); assert(res == 1); } if (ivl_sv > vvp_sv) { if (verbose_flag) vpi_mcd_printf(1, " ... "); vpi_mcd_printf(1, "Warning: VVP input file sub-version %s is " "greater than the run time sub-version %s!\n", ip, vp); } free(ivl_ver); free(vvp_ver); } unsigned module_cnt = 0; const char*module_tab[64]; extern void vpi_mcd_init(FILE *log); extern void vvp_vpi_init(void); int main(int argc, char*argv[]) { int opt; unsigned flag_errors = 0; const char*design_path = 0; struct rusage cycles[3]; const char *logfile_name = 0x0; FILE *logfile = 0x0; extern void vpi_set_vlog_info(int, char**); extern bool stop_is_finish; #ifdef __MINGW32__ /* In the Windows world, we get the first module path component relative the location where the binary lives. */ { char path[4096], *s; GetModuleFileName(NULL,path,1024); /* Get to the end. Search back twice for backslashes */ s = path + strlen(path); while (*s != '\\') s--; s--; while (*s != '\\') s--; strcpy(s,"\\lib\\ivl"); vpip_module_path[0] = strdup(path); } #endif /* For non-interactive runs we do not want to run the interactive * debugger, so make $stop just execute a $finish. */ stop_is_finish = false; while ((opt = getopt(argc, argv, "+dhl:M:m:nvV")) != EOF) switch (opt) { case 'h': fprintf(stderr, "Usage: vvp [options] input-file [+plusargs...]\n" "Options:\n" " -h Print this help message.\n" " -l file Logfile, '-' for \n" " -M path VPI module directory\n" " -M - Clear VPI module path\n" " -m module Load vpi module.\n" " -n Non-interactive ($stop = $finish).\n" " -v Verbose progress messages.\n" " -V Print the version information.\n" ); exit(0); case 'l': logfile_name = optarg; break; case 'M': if (strcmp(optarg,"-") == 0) { vpip_module_path_cnt = 0; vpip_module_path[0] = 0; } else { vpip_module_path[vpip_module_path_cnt++] = optarg; } break; case 'm': module_tab[module_cnt++] = optarg; break; case 'n': stop_is_finish = true; break; case 'v': verbose_flag = true; break; case 'V': version_flag = true; break; default: flag_errors += 1; } if (flag_errors) return flag_errors; if (version_flag) { fprintf(stderr, "Icarus Verilog runtime version " VERSION "\n\n"); fprintf(stderr, "Copyright 2001-2010 Stephen Williams\n\n"); fprintf(stderr, " This program is free software; you can redistribute it and/or modify\n" " it under the terms of the GNU General Public License as published by\n" " the Free Software Foundation; either version 2 of the License, or\n" " (at your option) any later version.\n" "\n" " This program is distributed in the hope that it will be useful,\n" " but WITHOUT ANY WARRANTY; without even the implied warranty of\n" " MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" " GNU General Public License for more details.\n" "\n" " You should have received a copy of the GNU General Public License along\n" " with this program; if not, write to the Free Software Foundation, Inc.,\n" " 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.\n\n" ); return 0; } if (optind == argc) { fprintf(stderr, "%s: no input file.\n", argv[0]); return -1; } design_path = argv[optind]; /* This is needed to get the MCD I/O routines ready for anything. It is done early because it is plausible that the compile might affect it, and it is cheap to do. */ if (logfile_name) { if (!strcmp(logfile_name, "-")) logfile = stderr; else { logfile = fopen(logfile_name, "w"); if (!logfile) { perror(logfile_name); exit(1); } setvbuf(logfile, log_buffer, _IOLBF, sizeof(log_buffer)); } } vpi_mcd_init(logfile); if (verbose_flag) { my_getrusage(cycles+0); vpi_mcd_printf(1, "Compiling VVP ...\n"); } vvp_vpi_init(); /* Make the extended arguments available to the simulation. */ vpi_set_vlog_info(argc-optind, argv+optind); compile_init(); for (unsigned idx = 0 ; idx < module_cnt ; idx += 1) vpip_load_module(module_tab[idx]); if (int rc = compile_design(design_path)) return rc; if (!have_ivl_version) { if (verbose_flag) vpi_mcd_printf(1, "... "); vpi_mcd_printf(1, "Warning: vvp input file may not be correct " "version!\n"); } if (verbose_flag) { vpi_mcd_printf(1, "Compile cleanup...\n"); } compile_cleanup(); if (compile_errors > 0) { vpi_mcd_printf(1, "%s: Program not runnable, %u errors.\n", design_path, compile_errors); return compile_errors; } if (verbose_flag) { vpi_mcd_printf(1, " ... %8lu functors\n", count_functors); vpi_mcd_printf(1, " %8lu table\n", count_functors_table); vpi_mcd_printf(1, " %8lu bufif\n", count_functors_bufif); vpi_mcd_printf(1, " %8lu resolv\n",count_functors_resolv); vpi_mcd_printf(1, " %8lu variable\n", count_functors_var); vpi_mcd_printf(1, " ... %8lu opcodes (%lu bytes)\n", count_opcodes, (unsigned long)size_opcodes); vpi_mcd_printf(1, " ... %8lu nets\n", count_vpi_nets); vpi_mcd_printf(1, " ... %8lu memories\n", count_vpi_memories); vpi_mcd_printf(1, " ... %8lu scopes\n", count_vpi_scopes); } if (verbose_flag) { my_getrusage(cycles+1); print_rusage(cycles+1, cycles+0); vpi_mcd_printf(1, "Running ...\n"); } schedule_simulate(); if (verbose_flag) { my_getrusage(cycles+2); print_rusage(cycles+2, cycles+1); vpi_mcd_printf(1, "Event counts: (event pool = %lu)\n", count_event_pool); vpi_mcd_printf(1, " %8lu thread schedule events\n", count_thread_events); vpi_mcd_printf(1, " %8lu propagation events\n", count_prop_events); vpi_mcd_printf(1, " %8lu assign events\n", count_assign_events); vpi_mcd_printf(1, " %8lu other events\n", count_gen_events); } return 0; }