mirror of
https://github.com/YosysHQ/yosys
synced 2026-07-20 14:15:49 +00:00
Merge branch 'YosysHQ:main' into main
This commit is contained in:
Akash Levy
GitHub
commit
a705042d2e
28 changed files with 1865 additions and 275 deletions
|
|
@ -2,6 +2,8 @@
|
|||
ifneq ($(SMALL),1)
|
||||
OBJS += techlibs/common/synth.o
|
||||
OBJS += techlibs/common/prep.o
|
||||
OBJS += techlibs/common/opensta.o
|
||||
OBJS += techlibs/common/sdc_expand.o
|
||||
endif
|
||||
|
||||
GENFILES += techlibs/common/simlib_help.inc
|
||||
|
|
|
|||
128
techlibs/common/opensta.cc
Normal file
128
techlibs/common/opensta.cc
Normal file
|
|
@ -0,0 +1,128 @@
|
|||
#include "kernel/rtlil.h"
|
||||
#include "kernel/log.h"
|
||||
#include "techlibs/common/opensta.h"
|
||||
|
||||
USING_YOSYS_NAMESPACE
|
||||
PRIVATE_NAMESPACE_BEGIN
|
||||
|
||||
#if !defined(YOSYS_DISABLE_SPAWN)
|
||||
struct OpenstaPass : public Pass
|
||||
{
|
||||
OpenstaPass() : Pass("opensta", "run OpenSTA") { }
|
||||
|
||||
void help() override
|
||||
{
|
||||
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
|
||||
log("\n");
|
||||
log(" opensta [options]\n");
|
||||
log("\n");
|
||||
log("Expand SDC file with OpenSTA.\n");
|
||||
log("Internal command like abc. Requires a well-formed design.\n");
|
||||
log("For general SDC expansion with OpenSTA, use the sdc_expand command.\n");
|
||||
log("\n");
|
||||
log(" -exe <command>\n");
|
||||
log(" use <command> to run OpenSTA instead of \"%s\"\n", default_opensta_cmd);
|
||||
log("\n");
|
||||
log(" -sdc-in <filename>\n");
|
||||
log(" expand SDC input file <filename>\n");
|
||||
log("\n");
|
||||
log(" -sdc-out <filename>\n");
|
||||
log(" expand SDC file to output file <filename>\n");
|
||||
log("\n");
|
||||
log(" -nocleanup\n");
|
||||
log("\n");
|
||||
log("\n");
|
||||
}
|
||||
|
||||
void execute(std::vector<std::string> args, RTLIL::Design *design) override
|
||||
{
|
||||
string run_from, run_to;
|
||||
string opensta_exe = design->scratchpad_get_string("opensta.exe", default_opensta_cmd);
|
||||
string sdc_filename, sdc_expanded_filename;
|
||||
string tempdir_name, script_filename;
|
||||
string verilog_filename, liberty_filename;
|
||||
bool cleanup = design->scratchpad_get_bool("opensta.cleanup", true);
|
||||
|
||||
log_header(design, "Executing OPENSTA pass.\n");
|
||||
log_experimental("opensta");
|
||||
log_push();
|
||||
|
||||
size_t argidx;
|
||||
for (argidx = 1; argidx < args.size(); argidx++)
|
||||
{
|
||||
if (args[argidx] == "-exe" && argidx+1 < args.size()) {
|
||||
opensta_exe = args[++argidx];
|
||||
continue;
|
||||
}
|
||||
if (args[argidx] == "-sdc-in" && argidx+1 < args.size()) {
|
||||
sdc_filename = args[++argidx];
|
||||
continue;
|
||||
}
|
||||
if (args[argidx] == "-sdc-out" && argidx+1 < args.size()) {
|
||||
sdc_expanded_filename = args[++argidx];
|
||||
continue;
|
||||
}
|
||||
if (args[argidx] == "-verilog" && argidx+1 < args.size()) {
|
||||
verilog_filename = args[++argidx];
|
||||
continue;
|
||||
}
|
||||
if (args[argidx] == "-liberty" && argidx+1 < args.size()) {
|
||||
liberty_filename = args[++argidx];
|
||||
continue;
|
||||
}
|
||||
if (args[argidx] == "-nocleanup") {
|
||||
cleanup = false;
|
||||
continue;
|
||||
}
|
||||
break;
|
||||
}
|
||||
extra_args(args, argidx, design);
|
||||
if (!design->full_selection())
|
||||
log_cmd_error("This command only operates on fully selected designs!\n");
|
||||
|
||||
if (cleanup)
|
||||
tempdir_name = get_base_tmpdir() + "/";
|
||||
else
|
||||
tempdir_name = "_tmp_";
|
||||
tempdir_name += proc_program_prefix() + "yosys-opensta-XXXXXX";
|
||||
tempdir_name = make_temp_dir(tempdir_name);
|
||||
script_filename = tempdir_name + "/opensta.tcl";
|
||||
// script_filename
|
||||
|
||||
auto top_mod = design->top_module();
|
||||
if (!top_mod)
|
||||
log_error("Can't find top module in current design!\n");
|
||||
|
||||
std::ofstream f_script;
|
||||
f_script.open(script_filename);
|
||||
|
||||
f_script << "read_verilog " << verilog_filename << "\n";
|
||||
f_script << "read_lib " << liberty_filename << "\n";
|
||||
f_script << "link_design " << RTLIL::unescape_id(top_mod->name) << "\n";
|
||||
f_script << "read_sdc " << sdc_filename << "\n";
|
||||
f_script << "write_sdc " << sdc_expanded_filename << "\n";
|
||||
f_script.close();
|
||||
std::string command = opensta_exe + " -exit " + script_filename;
|
||||
auto process_line = [](const std::string &line) {
|
||||
if (line.find("Creating black box") != std::string::npos)
|
||||
return;
|
||||
if (line.find("does not match net size") != std::string::npos)
|
||||
return;
|
||||
log("OpenSTA: %s", line.c_str());
|
||||
};
|
||||
int ret = run_command(command, process_line);
|
||||
if (ret)
|
||||
log_error("OpenSTA returned %d (error)\n", ret);
|
||||
else
|
||||
log("sdc_expanded_filename: %s\n", sdc_expanded_filename.c_str());
|
||||
|
||||
if (cleanup) {
|
||||
log("Removing temp directory.\n");
|
||||
remove_directory(tempdir_name);
|
||||
}
|
||||
log_pop();
|
||||
}
|
||||
} OpenstaPass;
|
||||
#endif
|
||||
|
||||
PRIVATE_NAMESPACE_END
|
||||
8
techlibs/common/opensta.h
Normal file
8
techlibs/common/opensta.h
Normal file
|
|
@ -0,0 +1,8 @@
|
|||
#include "kernel/yosys_common.h"
|
||||
#ifndef OPENSTA_H
|
||||
YOSYS_NAMESPACE_BEGIN
|
||||
|
||||
static const char* default_opensta_cmd = "sta";
|
||||
|
||||
YOSYS_NAMESPACE_END
|
||||
#endif /* OPENSTA_H */
|
||||
156
techlibs/common/sdc_expand.cc
Normal file
156
techlibs/common/sdc_expand.cc
Normal file
|
|
@ -0,0 +1,156 @@
|
|||
#include "kernel/rtlil.h"
|
||||
#include "kernel/log.h"
|
||||
#include "techlibs/common/opensta.h"
|
||||
|
||||
USING_YOSYS_NAMESPACE
|
||||
PRIVATE_NAMESPACE_BEGIN
|
||||
|
||||
struct SdcExpandPass : public ScriptPass
|
||||
{
|
||||
SdcExpandPass() : ScriptPass("sdc_expand", "expand SDC design with opensta") { }
|
||||
|
||||
void help() override
|
||||
{
|
||||
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
|
||||
log("\n");
|
||||
log(" sdc_expand [options]\n");
|
||||
log("\n");
|
||||
log("Expand SDC file with opensta based on arbitrary current design.\n");
|
||||
log("Changes the design but only temporarily.\n");
|
||||
log("\n");
|
||||
log(" -exe <command>\n");
|
||||
log(" use <command> to run OpenSTA instead of \"%s\"\n", default_opensta_cmd);
|
||||
log("\n");
|
||||
log(" -sdc-in <filename>\n");
|
||||
log(" expand SDC file <filename>\n");
|
||||
log("\n");
|
||||
log(" -nocleanup\n");
|
||||
log("\n");
|
||||
log("\n");
|
||||
log("The following commands are executed by this synthesis command:\n");
|
||||
help_script();
|
||||
log("\n");
|
||||
}
|
||||
|
||||
string opensta_exe, sdc_filename, sdc_expanded_filename;
|
||||
bool cleanup;
|
||||
void execute(std::vector<std::string> args, RTLIL::Design *design) override
|
||||
{
|
||||
log_header(design, "Executing SDC_EXPAND pass.\n");
|
||||
log_experimental("sdc_expand");
|
||||
string run_from, run_to;
|
||||
opensta_exe = "";
|
||||
cleanup = design->scratchpad_get_bool("sdc_expand.cleanup", true);
|
||||
|
||||
size_t argidx;
|
||||
for (argidx = 1; argidx < args.size(); argidx++)
|
||||
{
|
||||
if (args[argidx] == "-exe" && argidx+1 < args.size()) {
|
||||
opensta_exe = args[++argidx];
|
||||
continue;
|
||||
}
|
||||
if (args[argidx] == "-sdc-in" && argidx+1 < args.size()) {
|
||||
sdc_filename = args[++argidx];
|
||||
continue;
|
||||
}
|
||||
if (args[argidx] == "-sdc-out" && argidx+1 < args.size()) {
|
||||
sdc_expanded_filename = args[++argidx];
|
||||
continue;
|
||||
}
|
||||
if (args[argidx] == "-nocleanup") {
|
||||
cleanup = false;
|
||||
continue;
|
||||
}
|
||||
if (args[argidx] == "-run" && argidx+1 < args.size()) {
|
||||
size_t pos = args[argidx+1].find(':');
|
||||
if (pos == std::string::npos) {
|
||||
run_from = args[++argidx];
|
||||
run_to = args[argidx];
|
||||
} else {
|
||||
run_from = args[++argidx].substr(0, pos);
|
||||
run_to = args[argidx].substr(pos+1);
|
||||
}
|
||||
continue;
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
if (sdc_filename.empty())
|
||||
log_cmd_error("Missing -sdc-in argument\n");
|
||||
if (sdc_expanded_filename.empty())
|
||||
log_cmd_error("Missing -sdc-out argument\n");
|
||||
|
||||
extra_args(args, argidx, design);
|
||||
|
||||
if (!design->full_selection())
|
||||
log_cmd_error("This command only operates on fully selected designs!\n");
|
||||
|
||||
log_header(design, "Executing OPENSTA pass.\n");
|
||||
log_push();
|
||||
|
||||
run_script(design, run_from, run_to);
|
||||
|
||||
log_pop();
|
||||
}
|
||||
|
||||
void script() override
|
||||
{
|
||||
std::string tempdir_name;
|
||||
|
||||
run("design -save pre_expand");
|
||||
run("proc");
|
||||
run("memory");
|
||||
// run("dfflegalize -cell $dff");
|
||||
|
||||
if (help_mode) {
|
||||
tempdir_name = "<tmp_dir>";
|
||||
} else {
|
||||
if (cleanup)
|
||||
tempdir_name = get_base_tmpdir() + "/";
|
||||
else
|
||||
tempdir_name = "_tmp_";
|
||||
tempdir_name += proc_program_prefix() + "yosys-sdc_expand-XXXXXX";
|
||||
tempdir_name = make_temp_dir(tempdir_name);
|
||||
}
|
||||
std::string verilog_path = tempdir_name + "/elaborated.v";
|
||||
|
||||
std::string write_verilog_cmd = "write_verilog -norename -noexpr -attr2comment -defparam ";
|
||||
run(write_verilog_cmd + verilog_path);
|
||||
run("read_verilog -setattr whitebox -defer -DSIMLIB_NOCHECKS +/simlib.v");
|
||||
run("proc");
|
||||
run("hierarchy -auto-top");
|
||||
run("chtype -publish_icells");
|
||||
|
||||
std::string liberty_path = tempdir_name + "/yosys.lib";
|
||||
run("icell_liberty " + liberty_path);
|
||||
|
||||
std::string opensta_pass_call = "opensta ";
|
||||
if (opensta_exe.length()) {
|
||||
opensta_pass_call += "-exe ";
|
||||
opensta_pass_call += help_mode ? "<exe>" : opensta_exe;
|
||||
}
|
||||
opensta_pass_call += " -sdc-in ";
|
||||
opensta_pass_call += help_mode ? "<sdc-in>" : sdc_filename;
|
||||
opensta_pass_call += " -sdc-out ";
|
||||
opensta_pass_call += help_mode ? "<sdc-out>" : sdc_expanded_filename;
|
||||
opensta_pass_call += " -verilog ";
|
||||
opensta_pass_call += help_mode ? "<verilog>" : verilog_path;
|
||||
opensta_pass_call += " -liberty ";
|
||||
opensta_pass_call += help_mode ? "<tmp_dir>/yosys.lib" : liberty_path;
|
||||
if (!cleanup)
|
||||
opensta_pass_call += " -nocleanup";
|
||||
run(opensta_pass_call);
|
||||
|
||||
if (!help_mode) {
|
||||
if (cleanup) {
|
||||
log("Removing temp directory.\n");
|
||||
remove_directory(tempdir_name);
|
||||
} else {
|
||||
log("Keeping temp directory %s\n", tempdir_name.c_str());
|
||||
}
|
||||
}
|
||||
run("design -load pre_expand");
|
||||
}
|
||||
} SdcExpandPass;
|
||||
|
||||
PRIVATE_NAMESPACE_END
|
||||
Loading…
Add table
Add a link
Reference in a new issue