mirror of
https://github.com/YosysHQ/yosys
synced 2025-06-05 13:51:24 +00:00
sdc: collect design objects
This commit is contained in:
parent
83ff7e0f9e
commit
56e0da9d17
2 changed files with 166 additions and 42 deletions
|
@ -3,6 +3,7 @@
|
|||
#include "kernel/rtlil.h"
|
||||
#include "kernel/log.h"
|
||||
#include <tcl.h>
|
||||
#include <list>
|
||||
|
||||
|
||||
USING_YOSYS_NAMESPACE
|
||||
|
@ -10,17 +11,20 @@ PRIVATE_NAMESPACE_BEGIN
|
|||
|
||||
template<typename T>
|
||||
static bool parse_flag(char* arg, const char* flag_name, T& flag_var) {
|
||||
std::string expected = std::string("-") + flag_name;
|
||||
if (expected == arg) {
|
||||
flag_var = true;
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
std::string expected = std::string("-") + flag_name;
|
||||
if (expected == arg) {
|
||||
flag_var = true;
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
// TODO return values like json_to_tcl on result.json
|
||||
|
||||
static int sdc_get_pins_cmd(ClientData, Tcl_Interp *interp, int objc, Tcl_Obj* const objv[])
|
||||
{
|
||||
(void)interp;
|
||||
// When this flag is present, the search for the pattern is made in all positions in the hierarchy.
|
||||
bool hierarchical_flag = false;
|
||||
bool regexp_flag = false;
|
||||
bool nocase_flag = false;
|
||||
|
@ -29,9 +33,10 @@ static int sdc_get_pins_cmd(ClientData, Tcl_Interp *interp, int objc, Tcl_Obj* c
|
|||
std::vector<std::string> patterns;
|
||||
int i = 1;
|
||||
for (; i < objc; i++) {
|
||||
if (parse_flag(Tcl_GetString(objv[i]), "hierarchical", hierarchical_flag))
|
||||
if (parse_flag(Tcl_GetString(objv[i]), "regexp", regexp_flag)) continue;
|
||||
if (parse_flag(Tcl_GetString(objv[i]), "nocase", nocase_flag)) continue;
|
||||
if (parse_flag(Tcl_GetString(objv[i]), "hierarchical", hierarchical_flag)) continue;
|
||||
if (parse_flag(Tcl_GetString(objv[i]), "hier", hierarchical_flag)) continue;
|
||||
if (parse_flag(Tcl_GetString(objv[i]), "regexp", regexp_flag)) continue;
|
||||
if (parse_flag(Tcl_GetString(objv[i]), "nocase", nocase_flag)) continue;
|
||||
if (!strcmp(Tcl_GetString(objv[i]), "-hsc")) {
|
||||
separator = Tcl_GetString(objv[++i]);
|
||||
continue;
|
||||
|
@ -53,56 +58,166 @@ static int sdc_get_pins_cmd(ClientData, Tcl_Interp *interp, int objc, Tcl_Obj* c
|
|||
(void)hierarchical_flag;
|
||||
(void)regexp_flag;
|
||||
(void)nocase_flag;
|
||||
(void)separator;
|
||||
(void)of_objects;
|
||||
if (separator != "/") {
|
||||
Tcl_SetObjResult(interp, Tcl_NewStringObj("Only '/' accepted as separator", -1));
|
||||
return TCL_ERROR;
|
||||
}
|
||||
return TCL_OK;
|
||||
}
|
||||
|
||||
static int sdc_get_ports_cmd(ClientData, Tcl_Interp *interp, int objc, Tcl_Obj* const objv[])
|
||||
{
|
||||
(void)interp;
|
||||
bool regexp_flag = false;
|
||||
bool nocase_flag = false;
|
||||
std::vector<std::string> patterns;
|
||||
int i = 1;
|
||||
for (; i < objc; i++) {
|
||||
if (parse_flag(Tcl_GetString(objv[i]), "regexp", regexp_flag)) continue;
|
||||
if (parse_flag(Tcl_GetString(objv[i]), "nocase", nocase_flag)) continue;
|
||||
// Onto the next loop
|
||||
break;
|
||||
}
|
||||
for (; i < objc; i++) {
|
||||
patterns.push_back(Tcl_GetString(objv[i]));
|
||||
}
|
||||
log("get_pins patterns:\n");
|
||||
for (auto pat : patterns) {
|
||||
log("\t%s\n", pat.c_str());
|
||||
}
|
||||
(void)regexp_flag;
|
||||
(void)nocase_flag;
|
||||
return TCL_OK;
|
||||
}
|
||||
|
||||
class SDCInterpreter
|
||||
{
|
||||
private:
|
||||
Tcl_Interp* interp = nullptr;
|
||||
Tcl_Interp* interp = nullptr;
|
||||
public:
|
||||
~SDCInterpreter() {
|
||||
if (interp)
|
||||
Tcl_DeleteInterp(interp);
|
||||
}
|
||||
static SDCInterpreter& get() {
|
||||
static SDCInterpreter instance;
|
||||
return instance;
|
||||
}
|
||||
Tcl_Interp* fresh_interp() {
|
||||
if (interp)
|
||||
Tcl_DeleteInterp(interp);
|
||||
interp = Tcl_CreateInterp();
|
||||
if (Tcl_Init(interp)!=TCL_OK)
|
||||
log_warning("Tcl_Init() call failed - %s\n",Tcl_ErrnoMsg(Tcl_GetErrno()));
|
||||
Tcl_CreateObjCommand(interp, "get_pins", sdc_get_pins_cmd, NULL, NULL);
|
||||
return interp;
|
||||
}
|
||||
~SDCInterpreter() {
|
||||
if (interp)
|
||||
Tcl_DeleteInterp(interp);
|
||||
}
|
||||
static SDCInterpreter& get() {
|
||||
static SDCInterpreter instance;
|
||||
return instance;
|
||||
}
|
||||
Tcl_Interp* fresh_interp() {
|
||||
if (interp)
|
||||
Tcl_DeleteInterp(interp);
|
||||
interp = Tcl_CreateInterp();
|
||||
if (Tcl_Init(interp)!=TCL_OK)
|
||||
log_warning("Tcl_Init() call failed - %s\n",Tcl_ErrnoMsg(Tcl_GetErrno()));
|
||||
Tcl_CreateObjCommand(interp, "get_pins", sdc_get_pins_cmd, NULL, NULL);
|
||||
Tcl_CreateObjCommand(interp, "get_ports", sdc_get_ports_cmd, NULL, NULL);
|
||||
return interp;
|
||||
}
|
||||
};
|
||||
|
||||
struct SdcObjects {
|
||||
std::vector<std::string> ports;
|
||||
std::vector<std::pair<std::string, Cell*>> cells;
|
||||
std::vector<std::pair<std::string, Cell*>> pins;
|
||||
std::vector<std::pair<std::string, Wire*>> nets;
|
||||
|
||||
void sniff_module(std::list<std::string>& hierarchy, Module* mod) {
|
||||
log_debug("sniffing module %s\n", mod->name.c_str());
|
||||
|
||||
std::string prefix;
|
||||
for (auto mod_name : hierarchy) {
|
||||
if (prefix.length())
|
||||
prefix += "/"; // TODO seperator?
|
||||
prefix += mod_name;
|
||||
}
|
||||
|
||||
for (auto* wire : mod->wires()) {
|
||||
std::string name = wire->name.str();
|
||||
log_assert(name.length());
|
||||
// TODO: really skip internal wires?
|
||||
if (name[0] == '$')
|
||||
continue;
|
||||
name = name.substr(1);
|
||||
std::string path = prefix;
|
||||
if (path.length())
|
||||
path += "/";
|
||||
path += name;
|
||||
nets.push_back(std::make_pair(path, wire));
|
||||
}
|
||||
|
||||
for (auto* cell : mod->cells()) {
|
||||
std::string name = cell->name.str();
|
||||
// TODO: really skip internal cells?
|
||||
if (name[0] == '$')
|
||||
continue;
|
||||
name = name.substr(1);
|
||||
std::string path = prefix;
|
||||
if (path.length())
|
||||
path += "/";
|
||||
path += name;
|
||||
cells.push_back(std::make_pair(path, cell));
|
||||
for (auto pin : cell->connections()) {
|
||||
std::string pin_name = path + "/" + pin.first.str().substr(1);
|
||||
pins.push_back(std::make_pair(pin_name, cell));
|
||||
}
|
||||
if (auto sub_mod = mod->design->module(cell->type)) {
|
||||
hierarchy.push_back(name);
|
||||
sniff_module(hierarchy, sub_mod);
|
||||
hierarchy.pop_back();
|
||||
}
|
||||
}
|
||||
}
|
||||
SdcObjects(Design* design) {
|
||||
Module* top = design->top_module();
|
||||
if (!top)
|
||||
log_error("Top module couldn't be determined. Check 'top' attribute usage");
|
||||
for (auto port : top->ports) {
|
||||
ports.push_back(port.str().substr(1));
|
||||
}
|
||||
std::list<std::string> hierarchy{};
|
||||
sniff_module(hierarchy, top);
|
||||
}
|
||||
void dump() {
|
||||
log("Ports:\n");
|
||||
for (auto name : ports) {
|
||||
log("\t%s\n", name.c_str());
|
||||
}
|
||||
log("Cells:\n");
|
||||
for (auto [name, cell] : cells) {
|
||||
(void)cell;
|
||||
log("\t%s\n", name.c_str());
|
||||
}
|
||||
log("Pins:\n");
|
||||
for (auto [name, pin] : pins) {
|
||||
(void)pin;
|
||||
log("\t%s\n", name.c_str());
|
||||
}
|
||||
log("Nets:\n");
|
||||
for (auto [name, net] : nets) {
|
||||
(void)net;
|
||||
log("\t%s\n", name.c_str());
|
||||
}
|
||||
log("\n");
|
||||
}
|
||||
};
|
||||
|
||||
// Also see TclPass
|
||||
struct SdcPass : public Pass {
|
||||
// TODO help
|
||||
SdcPass() : Pass("sdc", "sniff at some SDC") { }
|
||||
void execute(std::vector<std::string> args, RTLIL::Design *) override {
|
||||
void execute(std::vector<std::string> args, RTLIL::Design *design) override {
|
||||
if (args.size() < 2)
|
||||
log_cmd_error("Missing script file.\n");
|
||||
|
||||
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()));
|
||||
|
||||
log_cmd_error("Missing SDC file.\n");
|
||||
// TODO optional extra stub file
|
||||
Tcl_Interp *interp = SDCInterpreter::get().fresh_interp();
|
||||
Tcl_Preserve(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);
|
||||
|
||||
std::string stub_path = "+/sdc/stubs.sdc";
|
||||
rewrite_filename(stub_path);
|
||||
std::string stub_path = "+/sdc/stubs.sdc";
|
||||
rewrite_filename(stub_path);
|
||||
SdcObjects objects(design);
|
||||
objects.dump();
|
||||
if (Tcl_EvalFile(interp, stub_path.c_str()) != TCL_OK)
|
||||
log_cmd_error("SDC interpreter returned an error in stub file: %s\n", Tcl_GetStringResult(interp));
|
||||
log_cmd_error("SDC interpreter returned an error in stub file: %s\n", Tcl_GetStringResult(interp));
|
||||
if (Tcl_EvalFile(interp, args[1].c_str()) != TCL_OK)
|
||||
log_cmd_error("SDC interpreter returned an error: %s\n", Tcl_GetStringResult(interp));
|
||||
Tcl_Release(interp);
|
||||
|
|
|
@ -1,7 +1,16 @@
|
|||
# with Tcl's eager evaluation, we will still eval args if they're unused by a stub
|
||||
proc stub {function_name} {
|
||||
proc $function_name {args} {}
|
||||
}
|
||||
|
||||
# OpenROAD
|
||||
proc get_name {thing} {
|
||||
return thing
|
||||
}
|
||||
proc get_full_name {thing} {
|
||||
return thing
|
||||
}
|
||||
|
||||
# Vivado UG903
|
||||
stub add_cells_to_pblock
|
||||
stub add_to_power_rail
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue