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-rw-r--r--kernel/yosys.cc243
1 files changed, 183 insertions, 60 deletions
diff --git a/kernel/yosys.cc b/kernel/yosys.cc
index 750a154e6..5018a4888 100644
--- a/kernel/yosys.cc
+++ b/kernel/yosys.cc
@@ -33,7 +33,7 @@
# include <dlfcn.h>
#endif
-#ifdef _WIN32
+#if defined(_WIN32)
# include <windows.h>
# include <io.h>
#elif defined(__APPLE__)
@@ -41,13 +41,15 @@
# include <unistd.h>
# include <dirent.h>
# include <sys/stat.h>
-# include <glob.h>
#else
# include <unistd.h>
# include <dirent.h>
# include <sys/types.h>
# include <sys/wait.h>
# include <sys/stat.h>
+#endif
+
+#if !defined(_WIN32) && defined(YOSYS_ENABLE_GLOB)
# include <glob.h>
#endif
@@ -55,6 +57,16 @@
# include <sys/sysctl.h>
#endif
+#ifdef WITH_PYTHON
+#if PY_MAJOR_VERSION >= 3
+# define INIT_MODULE PyInit_libyosys
+ extern "C" PyObject* INIT_MODULE();
+#else
+# define INIT_MODULE initlibyosys
+ extern "C" void INIT_MODULE();
+#endif
+#endif
+
#include <limits.h>
#include <errno.h>
@@ -117,7 +129,7 @@ void yosys_banner()
log(" | |\n");
log(" | yosys -- Yosys Open SYnthesis Suite |\n");
log(" | |\n");
- log(" | Copyright (C) 2012 - 2018 Clifford Wolf <clifford@clifford.at> |\n");
+ log(" | Copyright (C) 2012 - 2019 Clifford Wolf <clifford@clifford.at> |\n");
log(" | |\n");
log(" | Permission to use, copy, modify, and/or distribute this software for any |\n");
log(" | purpose with or without fee is hereby granted, provided that the above |\n");
@@ -139,14 +151,16 @@ void yosys_banner()
int ceil_log2(int x)
{
+#if defined(__GNUC__)
+ return x > 1 ? (8*sizeof(int)) - __builtin_clz(x-1) : 0;
+#else
if (x <= 0)
return 0;
-
for (int i = 0; i < 32; i++)
if (((x-1) >> i) == 0)
return i;
-
log_abort();
+#endif
}
std::string stringf(const char *fmt, ...)
@@ -166,7 +180,7 @@ std::string vstringf(const char *fmt, va_list ap)
std::string string;
char *str = NULL;
-#ifdef _WIN32
+#if defined(_WIN32 )|| defined(__CYGWIN__)
int sz = 64, rc;
while (1) {
va_list apc;
@@ -216,12 +230,18 @@ std::string next_token(std::string &text, const char *sep, bool long_strings)
if (long_strings && pos_begin != text.size() && text[pos_begin] == '"') {
string sep_string = sep;
- for (size_t i = pos_begin+1; i < text.size(); i++)
+ for (size_t i = pos_begin+1; i < text.size(); i++) {
if (text[i] == '"' && (i+1 == text.size() || sep_string.find(text[i+1]) != std::string::npos)) {
std::string token = text.substr(pos_begin, i-pos_begin+1);
text = text.substr(i+1);
return token;
}
+ if (i+1 < text.size() && text[i] == '"' && text[i+1] == ';' && (i+2 == text.size() || sep_string.find(text[i+2]) != std::string::npos)) {
+ std::string token = text.substr(pos_begin, i-pos_begin+1);
+ text = text.substr(i+2);
+ return token + ";";
+ }
+ }
}
size_t pos_end = text.find_first_of(sep, pos_begin);
@@ -464,17 +484,45 @@ void remove_directory(std::string dirname)
#endif
}
+std::string escape_filename_spaces(const std::string& filename)
+{
+ std::string out;
+ out.reserve(filename.size());
+ for (auto c : filename)
+ {
+ if (c == ' ')
+ out += "\\ ";
+ else
+ out.push_back(c);
+ }
+ return out;
+}
+
int GetSize(RTLIL::Wire *wire)
{
return wire->width;
}
+bool already_setup = false;
+
void yosys_setup()
{
- // if there are already IdString objects then we have a global initialization order bug
- IdString empty_id;
- log_assert(empty_id.index_ == 0);
- IdString::get_reference(empty_id.index_);
+ if(already_setup)
+ return;
+ already_setup = true;
+
+ RTLIL::ID::A = "\\A";
+ RTLIL::ID::B = "\\B";
+ RTLIL::ID::Y = "\\Y";
+ RTLIL::ID::keep = "\\keep";
+ RTLIL::ID::whitebox = "\\whitebox";
+ RTLIL::ID::blackbox = "\\blackbox";
+
+ #ifdef WITH_PYTHON
+ PyImport_AppendInittab((char*)"libyosys", INIT_MODULE);
+ Py_Initialize();
+ PyRun_SimpleString("import sys");
+ #endif
Pass::init_register();
yosys_design = new RTLIL::Design;
@@ -482,8 +530,18 @@ void yosys_setup()
log_push();
}
+bool yosys_already_setup()
+{
+ return already_setup;
+}
+
+bool already_shutdown = false;
+
void yosys_shutdown()
{
+ if(already_shutdown)
+ return;
+ already_shutdown = true;
log_pop();
delete yosys_design;
@@ -511,11 +569,15 @@ void yosys_shutdown()
dlclose(it.second);
loaded_plugins.clear();
+#ifdef WITH_PYTHON
+ loaded_python_plugins.clear();
+#endif
loaded_plugin_aliases.clear();
#endif
- IdString empty_id;
- IdString::put_reference(empty_id.index_);
+#ifdef WITH_PYTHON
+ Py_Finalize();
+#endif
}
RTLIL::IdString new_id(std::string file, int line, std::string func)
@@ -564,7 +626,7 @@ std::vector<std::string> glob_filename(const std::string &filename_pattern)
{
std::vector<std::string> results;
-#ifdef _WIN32
+#if defined(_WIN32) || !defined(YOSYS_ENABLE_GLOB)
results.push_back(filename_pattern);
#else
glob_t globbuf;
@@ -585,10 +647,14 @@ std::vector<std::string> glob_filename(const std::string &filename_pattern)
void rewrite_filename(std::string &filename)
{
- if (filename.substr(0, 1) == "\"" && filename.substr(GetSize(filename)-1) == "\"")
+ if (filename.compare(0, 1, "\"") == 0 && filename.compare(GetSize(filename)-1, std::string::npos, "\"") == 0)
filename = filename.substr(1, GetSize(filename)-2);
- if (filename.substr(0, 2) == "+/")
+ if (filename.compare(0, 2, "+/") == 0)
filename = proc_share_dirname() + filename.substr(2);
+#ifndef _WIN32
+ if (filename.compare(0, 2, "~/") == 0)
+ filename = filename.replace(0, 1, getenv("HOME"));
+#endif
}
#ifdef YOSYS_ENABLE_TCL
@@ -636,9 +702,10 @@ extern Tcl_Interp *yosys_get_tcl_interp()
struct TclPass : public Pass {
TclPass() : Pass("tcl", "execute a TCL script file") { }
- virtual void help() {
+ void help() YS_OVERRIDE {
+ // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
- log(" tcl <filename>\n");
+ log(" tcl <filename> [args]\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");
@@ -648,14 +715,24 @@ struct TclPass : public Pass {
log("'proc' and 'rename' are wrapped to tcl commands 'procs' and 'renames'\n");
log("in order to avoid a name collision with the built in commands.\n");
log("\n");
+ log("If any arguments are specified, these arguments are provided to the script via\n");
+ log("the standard $argc and $argv variables.\n");
+ log("\n");
}
- virtual void execute(std::vector<std::string> args, RTLIL::Design *design) {
+ void execute(std::vector<std::string> args, RTLIL::Design *) YS_OVERRIDE {
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()));
+
+ std::vector<Tcl_Obj*> script_args;
+ for (auto it = args.begin() + 2; it != args.end(); ++it)
+ script_args.push_back(Tcl_NewStringObj((*it).c_str(), (*it).size()));
+
+ Tcl_Interp *interp = yosys_get_tcl_interp();
+ Tcl_ObjSetVar2(interp, Tcl_NewStringObj("argc", 4), NULL, Tcl_NewIntObj(script_args.size()), 0);
+ Tcl_ObjSetVar2(interp, Tcl_NewStringObj("argv", 4), NULL, Tcl_NewListObj(script_args.size(), script_args.data()), 0);
+ Tcl_ObjSetVar2(interp, Tcl_NewStringObj("argv0", 5), NULL, Tcl_NewStringObj(args[1].c_str(), args[1].size()), 0);
+ if (Tcl_EvalFile(interp, args[1].c_str()) != TCL_OK)
+ log_cmd_error("TCL interpreter returned an error: %s\n", Tcl_GetStringResult(interp));
}
} TclPass;
#endif
@@ -733,7 +810,7 @@ std::string proc_self_dirname()
return "/";
}
#else
- #error Dont know how to determine process executable base path!
+ #error "Don't know how to determine process executable base path!"
#endif
#ifdef EMSCRIPTEN
@@ -799,7 +876,7 @@ static void handle_label(std::string &command, bool &from_to_active, const std::
while (pos < GetSize(command) && command[pos] != ' ' && command[pos] != '\t' && command[pos] != '\r' && command[pos] != '\n')
label += command[pos++];
- if (label.back() == ':' && GetSize(label) > 1)
+ if (GetSize(label) > 1 && label.back() == ':')
{
label = label.substr(0, GetSize(label)-1);
command = command.substr(pos);
@@ -817,21 +894,26 @@ void run_frontend(std::string filename, std::string command, std::string *backen
design = yosys_design;
if (command == "auto") {
- if (filename.size() > 2 && filename.substr(filename.size()-2) == ".v")
+ std::string filename_trim = filename;
+ if (filename_trim.size() > 3 && filename_trim.compare(filename_trim.size()-3, std::string::npos, ".gz") == 0)
+ filename_trim.erase(filename_trim.size()-3);
+ if (filename_trim.size() > 2 && filename_trim.compare(filename_trim.size()-2, std::string::npos, ".v") == 0)
command = "verilog";
- else if (filename.size() > 2 && filename.substr(filename.size()-3) == ".sv")
+ else if (filename_trim.size() > 2 && filename_trim.compare(filename_trim.size()-3, std::string::npos, ".sv") == 0)
command = "verilog -sv";
- else if (filename.size() > 2 && filename.substr(filename.size()-4) == ".vhd")
+ else if (filename_trim.size() > 3 && filename_trim.compare(filename_trim.size()-4, std::string::npos, ".vhd") == 0)
command = "vhdl";
- else if (filename.size() > 4 && filename.substr(filename.size()-5) == ".blif")
+ else if (filename_trim.size() > 4 && filename_trim.compare(filename_trim.size()-5, std::string::npos, ".blif") == 0)
command = "blif";
- else if (filename.size() > 4 && filename.substr(filename.size()-5) == ".json")
+ else if (filename_trim.size() > 5 && filename_trim.compare(filename_trim.size()-6, std::string::npos, ".eblif") == 0)
+ command = "blif";
+ else if (filename_trim.size() > 4 && filename_trim.compare(filename_trim.size()-5, std::string::npos, ".json") == 0)
command = "json";
- else if (filename.size() > 3 && filename.substr(filename.size()-3) == ".il")
+ else if (filename_trim.size() > 3 && filename_trim.compare(filename_trim.size()-3, std::string::npos, ".il") == 0)
command = "ilang";
- else if (filename.size() > 3 && filename.substr(filename.size()-3) == ".ys")
+ else if (filename_trim.size() > 3 && filename_trim.compare(filename_trim.size()-3, std::string::npos, ".ys") == 0)
command = "script";
- else if (filename.size() > 2 && filename.substr(filename.size()-4) == ".tcl")
+ else if (filename_trim.size() > 3 && filename_trim.compare(filename_trim.size()-4, std::string::npos, ".tcl") == 0)
command = "tcl";
else if (filename == "-")
command = "script";
@@ -882,14 +964,18 @@ void run_frontend(std::string filename, std::string command, std::string *backen
command += next_line;
}
handle_label(command, from_to_active, run_from, run_to);
- if (from_to_active)
+ if (from_to_active) {
Pass::call(design, command);
+ design->check();
+ }
}
if (!command.empty()) {
handle_label(command, from_to_active, run_from, run_to);
- if (from_to_active)
+ if (from_to_active) {
Pass::call(design, command);
+ design->check();
+ }
}
}
catch (...) {
@@ -918,6 +1004,7 @@ void run_frontend(std::string filename, std::string command, std::string *backen
Pass::call(design, vector<string>({command, filename}));
else
Frontend::frontend_call(design, NULL, filename, command);
+ design->check();
}
void run_frontend(std::string filename, std::string command, RTLIL::Design *design)
@@ -941,17 +1028,17 @@ void run_backend(std::string filename, std::string command, RTLIL::Design *desig
design = yosys_design;
if (command == "auto") {
- if (filename.size() > 2 && filename.substr(filename.size()-2) == ".v")
+ if (filename.size() > 2 && filename.compare(filename.size()-2, std::string::npos, ".v") == 0)
command = "verilog";
- else if (filename.size() > 3 && filename.substr(filename.size()-3) == ".il")
+ else if (filename.size() > 3 && filename.compare(filename.size()-3, std::string::npos, ".il") == 0)
command = "ilang";
- else if (filename.size() > 4 && filename.substr(filename.size()-4) == ".aig")
+ else if (filename.size() > 4 && filename.compare(filename.size()-4, std::string::npos, ".aig") == 0)
command = "aiger";
- else if (filename.size() > 5 && filename.substr(filename.size()-5) == ".blif")
+ else if (filename.size() > 5 && filename.compare(filename.size()-5, std::string::npos, ".blif") == 0)
command = "blif";
- else if (filename.size() > 5 && filename.substr(filename.size()-5) == ".edif")
+ else if (filename.size() > 5 && filename.compare(filename.size()-5, std::string::npos, ".edif") == 0)
command = "edif";
- else if (filename.size() > 5 && filename.substr(filename.size()-5) == ".json")
+ else if (filename.size() > 5 && filename.compare(filename.size()-5, std::string::npos, ".json") == 0)
command = "json";
else if (filename == "-")
command = "ilang";
@@ -985,7 +1072,7 @@ static char *readline_cmd_generator(const char *text, int state)
}
for (; it != pass_register.end(); it++) {
- if (it->first.substr(0, len) == text)
+ if (it->first.compare(0, len, text) == 0)
return strdup((it++)->first.c_str());
}
return NULL;
@@ -1007,7 +1094,7 @@ static char *readline_obj_generator(const char *text, int state)
if (design->selected_active_module.empty())
{
for (auto &it : design->modules_)
- if (RTLIL::unescape_id(it.first).substr(0, len) == text)
+ if (RTLIL::unescape_id(it.first).compare(0, len, text) == 0)
obj_names.push_back(strdup(RTLIL::id2cstr(it.first)));
}
else
@@ -1016,19 +1103,19 @@ static char *readline_obj_generator(const char *text, int state)
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)
+ if (RTLIL::unescape_id(it.first).compare(0, len, text) == 0)
obj_names.push_back(strdup(RTLIL::id2cstr(it.first)));
for (auto &it : module->memories)
- if (RTLIL::unescape_id(it.first).substr(0, len) == text)
+ if (RTLIL::unescape_id(it.first).compare(0, len, text) == 0)
obj_names.push_back(strdup(RTLIL::id2cstr(it.first)));
for (auto &it : module->cells_)
- if (RTLIL::unescape_id(it.first).substr(0, len) == text)
+ if (RTLIL::unescape_id(it.first).compare(0, len, text) == 0)
obj_names.push_back(strdup(RTLIL::id2cstr(it.first)));
for (auto &it : module->processes)
- if (RTLIL::unescape_id(it.first).substr(0, len) == text)
+ if (RTLIL::unescape_id(it.first).compare(0, len, text) == 0)
obj_names.push_back(strdup(RTLIL::id2cstr(it.first)));
}
@@ -1101,6 +1188,7 @@ void shell(RTLIL::Design *design)
design->selection_stack.pop_back();
log_reset_stack();
}
+ design->check();
}
if (command == NULL)
printf("exit\n");
@@ -1111,7 +1199,7 @@ void shell(RTLIL::Design *design)
struct ShellPass : public Pass {
ShellPass() : Pass("shell", "enter interactive command mode") { }
- virtual void help() {
+ void help() YS_OVERRIDE {
log("\n");
log(" shell\n");
log("\n");
@@ -1143,7 +1231,7 @@ struct ShellPass : public Pass {
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) {
+ void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE {
extra_args(args, 1, design, false);
shell(design);
}
@@ -1152,7 +1240,7 @@ struct ShellPass : public Pass {
#if defined(YOSYS_ENABLE_READLINE) || defined(YOSYS_ENABLE_EDITLINE)
struct HistoryPass : public Pass {
HistoryPass() : Pass("history", "show last interactive commands") { }
- virtual void help() {
+ void help() YS_OVERRIDE {
log("\n");
log(" history\n");
log("\n");
@@ -1161,7 +1249,7 @@ struct HistoryPass : public Pass {
log("from executed scripts.\n");
log("\n");
}
- virtual void execute(std::vector<std::string> args, RTLIL::Design *design) {
+ void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE {
extra_args(args, 1, design, false);
#ifdef YOSYS_ENABLE_READLINE
for(HIST_ENTRY **list = history_list(); *list != NULL; list++)
@@ -1175,24 +1263,59 @@ struct HistoryPass : public Pass {
#endif
struct ScriptCmdPass : public Pass {
- ScriptCmdPass() : Pass("script", "execute commands from script file") { }
- virtual void help() {
+ ScriptCmdPass() : Pass("script", "execute commands from file or wire") { }
+ void help() YS_OVERRIDE {
+ // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" script <filename> [<from_label>:<to_label>]\n");
+ log(" script -scriptwire [selection]\n");
log("\n");
- log("This command executes the yosys commands in the specified file.\n");
+ log("This command executes the yosys commands in the specified file (default\n");
+ log("behaviour), or commands embedded in the constant text value connected to the\n");
+ log("selected wires.\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("In the default (file) case, the 2nd argument can be used to only execute the\n");
+ log("section of the file between the specified labels. An empty from label is\n");
+ log("synonymous with the beginning of the file and an empty to label is synonymous\n");
+ log("with 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");
+ log("In \"-scriptwire\" mode, the commands on the selected wire(s) will be executed\n");
+ log("in the scope of (and thus, relative to) the wires' owning module(s). This\n");
+ log("'-module' mode can be exited by using the 'cd' command.\n");
+ log("\n");
}
- virtual void execute(std::vector<std::string> args, RTLIL::Design *design) {
- if (args.size() < 2)
+ void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
+ {
+ bool scriptwire = false;
+
+ size_t argidx;
+ for (argidx = 1; argidx < args.size(); argidx++) {
+ if (args[argidx] == "-scriptwire") {
+ scriptwire = true;
+ continue;
+ }
+ break;
+ }
+ if (scriptwire) {
+ extra_args(args, argidx, design);
+
+ for (auto mod : design->selected_modules())
+ for (auto &c : mod->connections()) {
+ if (!c.first.is_wire())
+ continue;
+ auto w = c.first.as_wire();
+ if (!mod->selected(w))
+ continue;
+ if (!c.second.is_fully_const())
+ log_error("RHS of selected wire %s.%s is not constant.\n", log_id(mod), log_id(w));
+ auto v = c.second.as_const();
+ Pass::call_on_module(design, mod, v.decode_string());
+ }
+ }
+ else if (args.size() < 2)
log_cmd_error("Missing script file.\n");
else if (args.size() == 2)
run_frontend(args[1], "script", design);
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-18 16:52:39 +0000