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-rw-r--r--kernel/driver.cc546
1 files changed, 7 insertions, 539 deletions
diff --git a/kernel/driver.cc b/kernel/driver.cc
index d9ef22238..01ade7d46 100644
--- a/kernel/driver.cc
+++ b/kernel/driver.cc
@@ -17,9 +17,12 @@
*
*/
-#include <stdio.h>
+#include "kernel/yosys.h"
+
#include <readline/readline.h>
#include <readline/history.h>
+
+#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <libgen.h>
@@ -27,523 +30,7 @@
#include <limits.h>
#include <errno.h>
-#include <algorithm>
-#include <exception>
-
-#include "kernel/yosys.h"
-
-bool fgetline(FILE *f, std::string &buffer)
-{
- buffer = "";
- char block[4096];
- while (1) {
- if (fgets(block, 4096, f) == NULL)
- return false;
- buffer += block;
- if (buffer.size() > 0 && (buffer[buffer.size()-1] == '\n' || buffer[buffer.size()-1] == '\r')) {
- while (buffer.size() > 0 && (buffer[buffer.size()-1] == '\n' || buffer[buffer.size()-1] == '\r'))
- buffer.resize(buffer.size()-1);
- return true;
- }
- }
-}
-
-static void handle_label(std::string &command, bool &from_to_active, const std::string &run_from, const std::string &run_to)
-{
- int pos = 0;
- std::string label;
-
- while (pos < SIZE(command) && (command[pos] == ' ' || command[pos] == '\t'))
- pos++;
-
- while (pos < SIZE(command) && command[pos] != ' ' && command[pos] != '\t' && command[pos] != '\r' && command[pos] != '\n')
- label += command[pos++];
-
- if (label.back() == ':' && SIZE(label) > 1)
- {
- label = label.substr(0, SIZE(label)-1);
- command = command.substr(pos);
-
- if (label == run_from)
- from_to_active = true;
- else if (label == run_to || (run_from == run_to && !run_from.empty()))
- from_to_active = false;
- }
-}
-
-static void run_frontend(std::string filename, std::string command, RTLIL::Design *design, std::string *backend_command, std::string *from_to_label)
-{
- if (command == "auto") {
- if (filename.size() > 2 && filename.substr(filename.size()-2) == ".v")
- command = "verilog";
- else if (filename.size() > 2 && filename.substr(filename.size()-3) == ".sv")
- command = "verilog -sv";
- else if (filename.size() > 3 && filename.substr(filename.size()-3) == ".il")
- command = "ilang";
- else if (filename.size() > 3 && filename.substr(filename.size()-3) == ".ys")
- command = "script";
- else if (filename == "-")
- command = "script";
- else
- log_error("Can't guess frontend for input file `%s' (missing -f option)!\n", filename.c_str());
- }
-
- if (command == "script")
- {
- std::string run_from, run_to;
- bool from_to_active = true;
-
- if (from_to_label != NULL) {
- size_t pos = from_to_label->find(':');
- if (pos == std::string::npos) {
- run_from = *from_to_label;
- run_to = *from_to_label;
- } else {
- run_from = from_to_label->substr(0, pos);
- run_to = from_to_label->substr(pos+1);
- }
- from_to_active = run_from.empty();
- }
-
- log("\n-- Executing script file `%s' --\n", filename.c_str());
-
- FILE *f = stdin;
-
- if (filename != "-")
- f = fopen(filename.c_str(), "r");
-
- if (f == NULL)
- log_error("Can't open script file `%s' for reading: %s\n", filename.c_str(), strerror(errno));
-
- FILE *backup_script_file = Frontend::current_script_file;
- Frontend::current_script_file = f;
-
- try {
- std::string command;
- while (fgetline(f, command)) {
- while (!command.empty() && command[command.size()-1] == '\\') {
- std::string next_line;
- if (!fgetline(f, next_line))
- break;
- command.resize(command.size()-1);
- command += next_line;
- }
- handle_label(command, from_to_active, run_from, run_to);
- if (from_to_active)
- Pass::call(design, command);
- }
-
- if (!command.empty()) {
- handle_label(command, from_to_active, run_from, run_to);
- if (from_to_active)
- Pass::call(design, command);
- }
- }
- catch (log_cmd_error_expection) {
- Frontend::current_script_file = backup_script_file;
- throw log_cmd_error_expection();
- }
-
- Frontend::current_script_file = backup_script_file;
-
- if (filename != "-")
- fclose(f);
-
- if (backend_command != NULL && *backend_command == "auto")
- *backend_command = "";
-
- return;
- }
-
- if (filename == "-") {
- log("\n-- Parsing stdin using frontend `%s' --\n", command.c_str());
- } else {
- log("\n-- Parsing `%s' using frontend `%s' --\n", filename.c_str(), command.c_str());
- }
-
- Frontend::frontend_call(design, NULL, filename, command);
-}
-
-static void run_pass(std::string command, RTLIL::Design *design)
-{
- log("\n-- Running pass `%s' --\n", command.c_str());
-
- Pass::call(design, command);
-}
-
-static void run_backend(std::string filename, std::string command, RTLIL::Design *design)
-{
- if (command == "auto") {
- if (filename.size() > 2 && filename.substr(filename.size()-2) == ".v")
- command = "verilog";
- else if (filename.size() > 3 && filename.substr(filename.size()-3) == ".il")
- command = "ilang";
- else if (filename.size() > 5 && filename.substr(filename.size()-5) == ".blif")
- command = "blif";
- else if (filename == "-")
- command = "ilang";
- else if (filename.empty())
- return;
- else
- log_error("Can't guess backend for output file `%s' (missing -b option)!\n", filename.c_str());
- }
-
- if (filename.empty())
- filename = "-";
-
- if (filename == "-") {
- log("\n-- Writing to stdout using backend `%s' --\n", command.c_str());
- } else {
- log("\n-- Writing to `%s' using backend `%s' --\n", filename.c_str(), command.c_str());
- }
-
- Backend::backend_call(design, NULL, filename, command);
-}
-
-static char *readline_cmd_generator(const char *text, int state)
-{
- static std::map<std::string, Pass*>::iterator it;
- static int len;
-
- if (!state) {
- it = REGISTER_INTERN::pass_register.begin();
- len = strlen(text);
- }
-
- for (; it != REGISTER_INTERN::pass_register.end(); it++) {
- if (it->first.substr(0, len) == text)
- return strdup((it++)->first.c_str());
- }
- return NULL;
-}
-
-static char *readline_obj_generator(const char *text, int state)
-{
- static std::vector<char*> obj_names;
- static size_t idx;
-
- if (!state)
- {
- idx = 0;
- obj_names.clear();
-
- RTLIL::Design *design = yosys_get_design();
- int len = strlen(text);
-
- if (design->selected_active_module.empty())
- {
- for (auto &it : design->modules_)
- if (RTLIL::unescape_id(it.first).substr(0, len) == text)
- obj_names.push_back(strdup(RTLIL::id2cstr(it.first.c_str())));
- }
- else
- if (design->modules_.count(design->selected_active_module) > 0)
- {
- RTLIL::Module *module = design->modules_.at(design->selected_active_module);
-
- for (auto &it : module->wires_)
- if (RTLIL::unescape_id(it.first).substr(0, len) == text)
- obj_names.push_back(strdup(RTLIL::id2cstr(it.first.c_str())));
-
- for (auto &it : module->memories)
- if (RTLIL::unescape_id(it.first).substr(0, len) == text)
- obj_names.push_back(strdup(RTLIL::id2cstr(it.first.c_str())));
-
- for (auto &it : module->cells_)
- if (RTLIL::unescape_id(it.first).substr(0, len) == text)
- obj_names.push_back(strdup(RTLIL::id2cstr(it.first.c_str())));
-
- for (auto &it : module->processes)
- if (RTLIL::unescape_id(it.first).substr(0, len) == text)
- obj_names.push_back(strdup(RTLIL::id2cstr(it.first.c_str())));
- }
-
- std::sort(obj_names.begin(), obj_names.end());
- }
-
- if (idx < obj_names.size())
- return strdup(obj_names[idx++]);
-
- idx = 0;
- obj_names.clear();
- return NULL;
-}
-
-static char **readline_completion(const char *text, int start, int)
-{
- if (start == 0)
- return rl_completion_matches(text, readline_cmd_generator);
- if (strncmp(rl_line_buffer, "read_", 5) && strncmp(rl_line_buffer, "write_", 6))
- return rl_completion_matches(text, readline_obj_generator);
- return NULL;
-}
-
-const char *create_prompt(RTLIL::Design *design, int recursion_counter)
-{
- static char buffer[100];
- std::string str = "\n";
- if (recursion_counter > 1)
- str += stringf("(%d) ", recursion_counter);
- str += "yosys";
- if (!design->selected_active_module.empty())
- str += stringf(" [%s]", RTLIL::id2cstr(design->selected_active_module));
- if (!design->selection_stack.empty() && !design->selection_stack.back().full_selection) {
- if (design->selected_active_module.empty())
- str += "*";
- else if (design->selection_stack.back().selected_modules.size() != 1 || design->selection_stack.back().selected_members.size() != 0 ||
- design->selection_stack.back().selected_modules.count(design->selected_active_module) == 0)
- str += "*";
- }
- snprintf(buffer, 100, "%s> ", str.c_str());
- return buffer;
-}
-
-static void shell(RTLIL::Design *design)
-{
- static int recursion_counter = 0;
-
- recursion_counter++;
- log_cmd_error_throw = true;
-
- rl_readline_name = "yosys";
- rl_attempted_completion_function = readline_completion;
- rl_basic_word_break_characters = " \t\n";
-
- char *command = NULL;
- while ((command = readline(create_prompt(design, recursion_counter))) != NULL)
- {
- if (command[strspn(command, " \t\r\n")] == 0)
- continue;
- add_history(command);
-
- char *p = command + strspn(command, " \t\r\n");
- if (!strncmp(p, "exit", 4)) {
- p += 4;
- p += strspn(p, " \t\r\n");
- if (*p == 0)
- break;
- }
-
- try {
- log_assert(design->selection_stack.size() == 1);
- Pass::call(design, command);
- } catch (log_cmd_error_expection) {
- while (design->selection_stack.size() > 1)
- design->selection_stack.pop_back();
- log_reset_stack();
- }
- }
- if (command == NULL)
- printf("exit\n");
-
- recursion_counter--;
- log_cmd_error_throw = false;
-}
-
-struct ShellPass : public Pass {
- ShellPass() : Pass("shell", "enter interactive command mode") { }
- virtual void help() {
- log("\n");
- log(" shell\n");
- log("\n");
- log("This command enters the interactive command mode. This can be useful\n");
- log("in a script to interrupt the script at a certain point and allow for\n");
- log("interactive inspection or manual synthesis of the design at this point.\n");
- log("\n");
- log("The command prompt of the interactive shell indicates the current\n");
- log("selection (see 'help select'):\n");
- log("\n");
- log(" yosys>\n");
- log(" the entire design is selected\n");
- log("\n");
- log(" yosys*>\n");
- log(" only part of the design is selected\n");
- log("\n");
- log(" yosys [modname]>\n");
- log(" the entire module 'modname' is selected using 'select -module modname'\n");
- log("\n");
- log(" yosys [modname]*>\n");
- log(" only part of current module 'modname' is selected\n");
- log("\n");
- log("When in interactive shell, some errors (e.g. invalid command arguments)\n");
- log("do not terminate yosys but return to the command prompt.\n");
- log("\n");
- log("This command is the default action if nothing else has been specified\n");
- log("on the command line.\n");
- log("\n");
- log("Press Ctrl-D or type 'exit' to leave the interactive shell.\n");
- log("\n");
- }
- virtual void execute(std::vector<std::string> args, RTLIL::Design *design) {
- extra_args(args, 1, design, false);
- shell(design);
- }
-} ShellPass;
-
-struct HistoryPass : public Pass {
- HistoryPass() : Pass("history", "show last interactive commands") { }
- virtual void help() {
- log("\n");
- log(" history\n");
- log("\n");
- log("This command prints all commands in the shell history buffer. This are\n");
- log("all commands executed in an interactive session, but not the commands\n");
- log("from executed scripts.\n");
- log("\n");
- }
- virtual void execute(std::vector<std::string> args, RTLIL::Design *design) {
- extra_args(args, 1, design, false);
- for(HIST_ENTRY **list = history_list(); *list != NULL; list++)
- log("%s\n", (*list)->line);
- }
-} HistoryPass;
-
-struct ScriptPass : public Pass {
- ScriptPass() : Pass("script", "execute commands from script file") { }
- virtual void help() {
- log("\n");
- log(" script <filename> [<from_label>:<to_label>]\n");
- log("\n");
- log("This command executes the yosys commands in the specified file.\n");
- log("\n");
- log("The 2nd argument can be used to only execute the section of the\n");
- log("file between the specified labels. An empty from label is synonymous\n");
- log("for the beginning of the file and an empty to label is synonymous\n");
- log("for the end of the file.\n");
- log("\n");
- log("If only one label is specified (without ':') then only the block\n");
- log("marked with that label (until the next label) is executed.\n");
- log("\n");
- }
- virtual void execute(std::vector<std::string> args, RTLIL::Design *design) {
- if (args.size() < 2)
- log_cmd_error("Missing script file.\n");
- else if (args.size() == 2)
- run_frontend(args[1], "script", design, NULL, NULL);
- else if (args.size() == 3)
- run_frontend(args[1], "script", design, NULL, &args[2]);
- else
- extra_args(args, 2, design, false);
- }
-} ScriptPass;
-
-#ifdef YOSYS_ENABLE_TCL
-static Tcl_Interp *yosys_tcl_interp = NULL;
-
-static int tcl_yosys_cmd(ClientData, Tcl_Interp *interp, int argc, const char *argv[])
-{
- std::vector<std::string> args;
- for (int i = 1; i < argc; i++)
- args.push_back(argv[i]);
-
- if (args.size() >= 1 && args[0] == "-import") {
- for (auto &it : REGISTER_INTERN::pass_register) {
- std::string tcl_command_name = it.first;
- if (tcl_command_name == "proc")
- tcl_command_name = "procs";
- Tcl_CmdInfo info;
- if (Tcl_GetCommandInfo(interp, tcl_command_name.c_str(), &info) != 0) {
- log("[TCL: yosys -import] Command name collision: found pre-existing command `%s' -> skip.\n", it.first.c_str());
- } else {
- std::string tcl_script = stringf("proc %s args { yosys %s {*}$args }", tcl_command_name.c_str(), it.first.c_str());
- Tcl_Eval(interp, tcl_script.c_str());
- }
- }
- return TCL_OK;
- }
-
- if (args.size() == 1) {
- Pass::call(yosys_get_design(), args[0]);
- return TCL_OK;
- }
-
- Pass::call(yosys_get_design(), args);
- return TCL_OK;
-}
-
-extern Tcl_Interp *yosys_get_tcl_interp()
-{
- if (yosys_tcl_interp == NULL) {
- yosys_tcl_interp = Tcl_CreateInterp();
- Tcl_CreateCommand(yosys_tcl_interp, "yosys", tcl_yosys_cmd, NULL, NULL);
- }
- return yosys_tcl_interp;
-}
-
-struct TclPass : public Pass {
- TclPass() : Pass("tcl", "execute a TCL script file") { }
- virtual void help() {
- log("\n");
- log(" tcl <filename>\n");
- log("\n");
- log("This command executes the tcl commands in the specified file.\n");
- log("Use 'yosys cmd' to run the yosys command 'cmd' from tcl.\n");
- log("\n");
- log("The tcl command 'yosys -import' can be used to import all yosys\n");
- log("commands directly as tcl commands to the tcl shell. The yosys\n");
- log("command 'proc' is wrapped using the tcl command 'procs' in order\n");
- log("to avoid a name collision with the tcl builting command 'proc'.\n");
- log("\n");
- }
- virtual void execute(std::vector<std::string> args, RTLIL::Design *design) {
- if (args.size() < 2)
- log_cmd_error("Missing script file.\n");
- if (args.size() > 2)
- extra_args(args, 1, design, false);
- if (Tcl_EvalFile(yosys_get_tcl_interp(), args[1].c_str()) != TCL_OK)
- log_cmd_error("TCL interpreter returned an error: %s\n", Tcl_GetStringResult(yosys_get_tcl_interp()));
- }
-} TclPass;
-#endif
-
-static RTLIL::Design *yosys_design = NULL;
-
-extern RTLIL::Design *yosys_get_design()
-{
- return yosys_design;
-}
-
-#if defined(__linux__)
-std::string proc_self_dirname ()
-{
- char path [PATH_MAX];
- ssize_t buflen = readlink("/proc/self/exe", path, sizeof(path));
- if (buflen < 0) {
- log_cmd_error("readlink(\"/proc/self/exe\") failed: %s", strerror(errno));
- log_abort();
- }
- while (buflen > 0 && path[buflen-1] != '/')
- buflen--;
- return std::string(path, buflen);
-}
-#elif defined(__APPLE__)
-#include <mach-o/dyld.h>
-std::string proc_self_dirname ()
-{
- char * path = NULL;
- uint32_t buflen = 0;
- while (_NSGetExecutablePath(path, &buflen) != 0)
- path = (char *) realloc((void *) path, buflen);
- while (buflen > 0 && path[buflen-1] != '/')
- buflen--;
- return std::string(path, buflen);
-}
-#else
- #error Dont know how to determine process executable base path!
-#endif
-
-std::string proc_share_dirname ()
-{
- std::string proc_self_path = proc_self_dirname();
- std::string proc_share_path = proc_self_path + "share/";
- if (access(proc_share_path.c_str(), X_OK) == 0)
- return proc_share_path;
- proc_share_path = proc_self_path + "../share/yosys/";
- if (access(proc_share_path.c_str(), X_OK) == 0)
- return proc_share_path;
- log_cmd_error("proc_share_dirname: unable to determine share/ directory!");
- log_abort();
-}
+USING_YOSYS_NAMESPACE
int main(int argc, char **argv)
{
@@ -739,11 +226,7 @@ int main(int argc, char **argv)
log("\n");
}
- Pass::init_register();
-
- yosys_design = new RTLIL::Design;
- yosys_design->selection_stack.push_back(RTLIL::Selection());
- log_push();
+ yosys_setup();
if (optind == argc && passes_commands.size() == 0 && scriptfile.empty()) {
if (!got_output_filename)
@@ -804,7 +287,6 @@ int main(int argc, char **argv)
log("\nEnd of script.\n");
if (call_abort)
abort();
- log_pop();
if (!history_file.empty()) {
if (history_offset > 0) {
@@ -819,25 +301,11 @@ int main(int argc, char **argv)
if (hist_list != NULL)
free(hist_list);
- for (auto f : log_files)
- if (f != stderr)
- fclose(f);
- log_errfile = NULL;
- log_files.clear();
-
- Pass::done_register();
+ yosys_shutdown();
for (auto mod : loaded_modules)
dlclose(mod);
-#ifdef YOSYS_ENABLE_TCL
- if (yosys_tcl_interp != NULL) {
- Tcl_DeleteInterp(yosys_tcl_interp);
- Tcl_Finalize();
- yosys_tcl_interp = NULL;
- }
-#endif
-
return 0;
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 21:11:47 +0000