Merge pull request #735 from daveshah1/trifixes
[yosys.git] / kernel / driver.cc
index 7d714d079ce4de0df41e1d66c3d216a0e29372a8..1786411019708fe8d78b0bb91140766bc1b37f07 100644 (file)
 #  include <readline/history.h>
 #endif
 
+#ifdef YOSYS_ENABLE_EDITLINE
+#  include <editline/readline.h>
+#endif
+
 #include <stdio.h>
 #include <string.h>
 #include <limits.h>
 #include <errno.h>
 
-#ifdef __linux__
+#if defined (__linux__) || defined(__FreeBSD__)
+#  include <sys/resource.h>
 #  include <sys/types.h>
 #  include <unistd.h>
 #endif
 
+#ifdef __FreeBSD__
+#  include <sys/sysctl.h>
+#  include <sys/user.h>
+#endif
+
 #if !defined(_WIN32) || defined(__MINGW32__)
 #  include <unistd.h>
 #else
@@ -75,20 +85,37 @@ USING_YOSYS_NAMESPACE
 #ifdef EMSCRIPTEN
 #  include <sys/stat.h>
 #  include <sys/types.h>
+#  include <emscripten.h>
 
 extern "C" int main(int, char**);
 extern "C" void run(const char*);
 extern "C" const char *errmsg();
 extern "C" const char *prompt();
 
-int main(int, char**)
+int main(int argc, char **argv)
 {
+       EM_ASM(
+               if (ENVIRONMENT_IS_NODE)
+               {
+                       FS.mkdir('/hostcwd');
+                       FS.mount(NODEFS, { root: '.' }, '/hostcwd');
+                       FS.mkdir('/hostfs');
+                       FS.mount(NODEFS, { root: '/' }, '/hostfs');
+               }
+       );
+
        mkdir("/work", 0777);
        chdir("/work");
        log_files.push_back(stdout);
        log_error_stderr = true;
        yosys_banner();
        yosys_setup();
+
+       if (argc == 2)
+       {
+               // Run the first argument as a script file
+               run_frontend(argv[1], "script", 0, 0, 0);
+       }
 }
 
 void run(const char *command)
@@ -119,6 +146,35 @@ const char *prompt()
 
 #else /* EMSCRIPTEN */
 
+#if defined(YOSYS_ENABLE_READLINE) || defined(YOSYS_ENABLE_EDITLINE)
+int yosys_history_offset = 0;
+std::string yosys_history_file;
+#endif
+
+void yosys_atexit()
+{
+#if defined(YOSYS_ENABLE_READLINE) || defined(YOSYS_ENABLE_EDITLINE)
+       if (!yosys_history_file.empty()) {
+#if defined(YOSYS_ENABLE_READLINE)
+               if (yosys_history_offset > 0) {
+                       history_truncate_file(yosys_history_file.c_str(), 100);
+                       append_history(where_history() - yosys_history_offset, yosys_history_file.c_str());
+               } else
+                       write_history(yosys_history_file.c_str());
+#else
+               write_history(yosys_history_file.c_str());
+#endif
+       }
+
+       clear_history();
+#if defined(YOSYS_ENABLE_READLINE)
+       HIST_ENTRY **hist_list = history_list();
+       if (hist_list != NULL)
+               free(hist_list);
+#endif
+#endif
+}
+
 int main(int argc, char **argv)
 {
        std::string frontend_command = "auto";
@@ -127,6 +183,7 @@ int main(int argc, char **argv)
        std::vector<std::string> plugin_filenames;
        std::string output_filename = "";
        std::string scriptfile = "";
+       std::string depsfile = "";
        bool scriptfile_tcl = false;
        bool got_output_filename = false;
        bool print_banner = true;
@@ -136,13 +193,11 @@ int main(int argc, char **argv)
        bool mode_v = false;
        bool mode_q = false;
 
-#ifdef YOSYS_ENABLE_READLINE
-       int history_offset = 0;
-       std::string history_file;
+#if defined(YOSYS_ENABLE_READLINE) || defined(YOSYS_ENABLE_EDITLINE)
        if (getenv("HOME") != NULL) {
-               history_file = stringf("%s/.yosys_history", getenv("HOME"));
-               read_history(history_file.c_str());
-               history_offset = where_history();
+               yosys_history_file = stringf("%s/.yosys_history", getenv("HOME"));
+               read_history(yosys_history_file.c_str());
+               yosys_history_offset = where_history();
        }
 #endif
 
@@ -222,9 +277,16 @@ int main(int argc, char **argv)
                printf("        print a warning for all log messages matching the regex.\n");
                printf("\n");
                printf("    -w regex\n");
-               printf("        if a warning message matches the regex, it is printes as regular\n");
+               printf("        if a warning message matches the regex, it is printed as regular\n");
                printf("        message instead.\n");
                printf("\n");
+               printf("    -e regex\n");
+               printf("        if a warning message matches the regex, it is printed as error\n");
+               printf("        message instead and the tool terminates with a nonzero return code.\n");
+               printf("\n");
+               printf("    -E <depsfile>\n");
+               printf("        write a Makefile dependencies file with in- and output file names\n");
+               printf("\n");
                printf("    -V\n");
                printf("        print version information and exit\n");
                printf("\n");
@@ -245,7 +307,7 @@ int main(int argc, char **argv)
        }
 
        int opt;
-       while ((opt = getopt(argc, argv, "MXAQTVSm:f:Hh:b:o:p:l:L:qv:tds:c:W:w:D:")) != -1)
+       while ((opt = getopt(argc, argv, "MXAQTVSm:f:Hh:b:o:p:l:L:qv:tds:c:W:w:e:D:E:")) != -1)
        {
                switch (opt)
                {
@@ -339,6 +401,12 @@ int main(int argc, char **argv)
                                        std::regex_constants::optimize |
                                        std::regex_constants::egrep));
                        break;
+               case 'e':
+                       log_werror_regexes.push_back(std::regex(optarg,
+                                       std::regex_constants::nosubs |
+                                       std::regex_constants::optimize |
+                                       std::regex_constants::egrep));
+                       break;
                case 'D':
                        {
                                auto args = split_tokens(optarg, ":");
@@ -361,6 +429,9 @@ int main(int argc, char **argv)
                                }
                        }
                        break;
+               case 'E':
+                       depsfile = optarg;
+                       break;
                default:
                        fprintf(stderr, "Run '%s -h' for help.\n", argv[0]);
                        exit(1);
@@ -378,7 +449,20 @@ int main(int argc, char **argv)
        if (print_stats)
                log_hasher = new SHA1;
 
+#if defined(__linux__)
+       // set stack size to >= 128 MB
+       {
+               struct rlimit rl;
+               const rlim_t stack_size = 128L * 1024L * 1024L;
+               if (getrlimit(RLIMIT_STACK, &rl) == 0 && rl.rlim_cur < stack_size) {
+                       rl.rlim_cur = stack_size;
+                       setrlimit(RLIMIT_STACK, &rl);
+               }
+       }
+#endif
+
        yosys_setup();
+       log_error_atexit = yosys_atexit;
 
        for (auto &fn : plugin_filenames)
                load_plugin(fn, {});
@@ -410,6 +494,24 @@ int main(int argc, char **argv)
        if (!backend_command.empty())
                run_backend(output_filename, backend_command);
 
+       if (!depsfile.empty())
+       {
+               FILE *f = fopen(depsfile.c_str(), "wt");
+               if (f == nullptr)
+                       log_error("Can't open dependencies file for writing: %s\n", strerror(errno));
+               bool first = true;
+               for (auto fn : yosys_output_files) {
+                       fprintf(f, "%s%s", first ? "" : " ", fn.c_str());
+                       first = false;
+               }
+               fprintf(f, ":");
+               for (auto fn : yosys_input_files) {
+                       if (yosys_output_files.count(fn) == 0)
+                               fprintf(f, " %s", fn.c_str());
+               }
+               fprintf(f, "\n");
+       }
+
        if (print_stats)
        {
                std::string hash = log_hasher->final().substr(0, 10);
@@ -423,12 +525,14 @@ int main(int argc, char **argv)
                if (mode_v && !mode_q)
                        log_files.push_back(stderr);
 
+               if (log_warnings_count)
+                       log("Warnings: %d unique messages, %d total\n", GetSize(log_warnings), log_warnings_count);
 #ifdef _WIN32
                log("End of script. Logfile hash: %s\n", hash.c_str());
 #else
                std::string meminfo;
                std::string stats_divider = ", ";
-#  ifdef __linux__
+#  if defined(__linux__)
                std::ifstream statm;
                statm.open(stringf("/proc/%lld/statm", (long long)getpid()));
                if (statm.is_open()) {
@@ -439,6 +543,19 @@ int main(int argc, char **argv)
                                        sz_resident * (getpagesize() / 1024.0 / 1024.0));
                        stats_divider = "\n";
                }
+#  elif defined(__FreeBSD__)
+               pid_t pid = getpid();
+               int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PID, (int)pid};
+               struct kinfo_proc kip;
+               size_t kip_len = sizeof(kip);
+               if (sysctl(mib, 4, &kip, &kip_len, NULL, 0) == 0) {
+                       vm_size_t sz_total = kip.ki_size;
+                       segsz_t sz_resident = kip.ki_rssize;
+                       meminfo = stringf(", MEM: %.2f MB total, %.2f MB resident",
+                               (int)sz_total / 1024.0 / 1024.0,
+                               (int)sz_resident * (getpagesize() / 1024.0 / 1024.0));
+                       stats_divider = "\n";
+               }
 #  endif
 
                struct rusage ru_buffer;
@@ -482,7 +599,7 @@ int main(int argc, char **argv)
                }
        }
 
-#if defined(YOSYS_ENABLE_COVER) && defined(__linux__)
+#if defined(YOSYS_ENABLE_COVER) && (defined(__linux__) || defined(__FreeBSD__))
        if (getenv("YOSYS_COVER_DIR") || getenv("YOSYS_COVER_FILE"))
        {
                string filename;
@@ -509,25 +626,12 @@ int main(int argc, char **argv)
        }
 #endif
 
+       yosys_atexit();
+
        memhasher_off();
        if (call_abort)
                abort();
 
-#ifdef YOSYS_ENABLE_READLINE
-       if (!history_file.empty()) {
-               if (history_offset > 0) {
-                       history_truncate_file(history_file.c_str(), 100);
-                       append_history(where_history() - history_offset, history_file.c_str());
-               } else
-                       write_history(history_file.c_str());
-       }
-
-       clear_history();
-       HIST_ENTRY **hist_list = history_list();
-       if (hist_list != NULL)
-               free(hist_list);
-#endif
-
        log_flush();
 #if defined(_MSC_VER)
        _exit(0);