mirror of
https://github.com/YosysHQ/yosys
synced 2026-08-08 07:03:11 +00:00
WIP
This commit is contained in:
Miodrag Milanovic
parent
17d51a3307
commit
721f1a3cc0
4 changed files with 258 additions and 0 deletions
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@ -415,6 +415,7 @@ endif()
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yosys_expand_components(library_components essentials ${YOSYS_COMPONENTS})
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if (NOT YOSYS_BUILD_PYTHON_ONLY)
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yosys_expand_components(driver_components driver ${YOSYS_COMPONENTS})
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yosys_expand_components(yc_components yc ${YOSYS_COMPONENTS})
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endif()
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# Main Yosys executable (compiler driver).
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@ -438,6 +439,13 @@ if (NOT YOSYS_BUILD_PYTHON_ONLY)
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endif()
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target_compile_options(yosys PRIVATE -fsanitize=undefined)
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yosys_cxx_executable(yc
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OUTPUT_NAME yc
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INSTALL_IF ${YOSYS_INSTALL_DRIVER}
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)
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yosys_link_components(yc PRIVATE ${yc_components})
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target_compile_options(yc PRIVATE -fsanitize=undefined)
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endif()
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# Yosys components as a library.
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@ -187,4 +187,13 @@ if (NOT YOSYS_BUILD_PYTHON_ONLY)
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essentials
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BOOTSTRAP
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)
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yosys_core(yc
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yc.cc
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REQUIRES
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essentials
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LIBRARIES
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slang::slang
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BOOTSTRAP
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)
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endif()
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@ -251,6 +251,8 @@ void log_formatted_header(RTLIL::Design *design, std::string_view format, std::s
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log_files.pop_back();
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}
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void (*log_warning_callback)(std::string);
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void log_formatted_warning(std::string_view prefix, std::string message)
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{
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log_assert(!Multithreading::active());
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@ -287,6 +289,9 @@ void log_formatted_warning(std::string_view prefix, std::string message)
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warning_match = true;
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}
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if (log_warning_callback)
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log_warning_callback(stringf("%s%s", prefix, message));
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if (log_warnings.count(message))
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{
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log("%s%s", prefix, message);
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236
kernel/yc.cc
Normal file
236
kernel/yc.cc
Normal file
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@ -0,0 +1,236 @@
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/*
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* yosys -- Yosys Open SYnthesis Suite
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*
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* Copyright (C) 2012 Claire Xenia Wolf <claire@yosyshq.com>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#include "kernel/yosys.h"
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#include "slang/util/CommandLine.h"
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YOSYS_NAMESPACE_BEGIN
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extern void (*log_warning_callback)(std::string);
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using namespace slang;
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void yosys_atexit() {
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printf("error: %s\n", log_last_error.c_str());
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}
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void yosys_warning(std::string msg) {
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printf("warning: %s\n", msg.c_str());
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}
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class YosysDriver {
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public:
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CommandLine cmdLine;
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struct Options {
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std::optional<bool> showHelp;
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std::optional<bool> showVerbose;
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std::optional<bool> showVersion;
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std::optional<bool> printTargets;
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std::optional<bool> printDevices;
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std::optional<bool> printLanguages;
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std::optional<bool> printStandards;
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std::vector<std::string> defines;
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std::vector<std::string> undefines;
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std::optional<std::string> topModule;
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std::optional<std::string> outputFile;
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std::optional<std::string> target;
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std::optional<std::string> device;
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} options;
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std::vector<std::string> sourceFiles;
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std::string language;
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std::string standard;
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void addStandardArgs();
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int run(int argc, char **argv);
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void printError(const std::string& message);
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};
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void YosysDriver::printError(const std::string& message) {
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printf("error: %s\n", message.c_str());
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}
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void YosysDriver::addStandardArgs() {
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cmdLine.add("-h,--help", options.showHelp, "Display available options");
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cmdLine.add("--version", options.showVersion, "Display version information and exit");
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cmdLine.add("-x",
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[this](std::string_view value) {
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language = value;
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return "";
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},
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"Treat subsequent input files as having type <language>", "<language>");
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cmdLine.add("--std",
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[this](std::string_view value) {
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standard = value;
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return "";
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},
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"Language standard to compile for", "<value>");
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cmdLine.add("-o", options.outputFile, "Write the design netlist to <outfile>", "<file>");
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cmdLine.add("--top", options.topModule,
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"Top-level module to instantiate "
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"(instead of figuring it out automatically)",
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"<name>");
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cmdLine.add("--target", options.target,
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"Generate netlist for the given target",
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"<value>");
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cmdLine.add("--mdevice", options.device,
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"For a list of available devices use '--print-supported-devices'",
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"<value>");
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cmdLine.add("-D", options.defines,
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"Define preprocessor symbol <macro> to <value> (empty if <value> ommitted)",
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"<macro>[=<value>]",
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CommandLineFlags::CommaList);
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cmdLine.add("-U", options.undefines,
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"Undefine preprocessor symbol <macro>",
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"<macro>",
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CommandLineFlags::CommaList);
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cmdLine.add("--print-languages", options.printLanguages, "Print available languages");
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cmdLine.add("--print-standards", options.printStandards, "Print available standards for language");
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cmdLine.add("--print-targets", options.printTargets, "Print available targets");
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cmdLine.add("--print-supported-devices", options.printDevices, "Print supported devices per target");
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cmdLine.add("-v,--verbose", options.showVerbose, "Verbose output");
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cmdLine.setPositional(
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[this](std::string_view value) {
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sourceFiles.push_back(std::string(value));
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return "";
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},
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"files");
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}
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int YosysDriver::run(int argc, char **argv) {
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addStandardArgs();
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log_suppressed();
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if (!cmdLine.parse(argc, argv, {})) {
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for (auto& err : cmdLine.getErrors()) {
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//auto loc = err.location;
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printError(err.message.c_str());
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}
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return 1;
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}
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if (options.showVerbose) {
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log_files.push_back(stdout);
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log_error_stderr = true;
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}
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if (options.showHelp) {
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printf("%s\n", cmdLine.getHelpText("Yosys compiler").c_str());
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return 0;
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}
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if (options.showVersion) {
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printf("%s\n", yosys_version_str);
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return 0;
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}
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if (options.printLanguages) {
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printf("Registered Languages:\n");
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printf(" verilog - Verilog (default)\n");
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printf(" sv - SystemVerilog\n");
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printf(" vhdl - VHDL\n");
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return 0;
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}
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if (options.printStandards) {
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printf("Registered Standards for '%s':\n", "verilog");
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printf(" 1995 - Verilog 1364-1995\n");
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printf(" 2001 - Verilog 1364-2001\n");
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printf(" 2005 - Verilog 1364-2005\n");
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//printf(" 2005 - SystemVerilog 1800-2005\n");
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//printf(" 2009 - SystemVerilog 1800-2009\n");
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//printf(" 2012 - SystemVerilog 1800-2012\n");
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//printf(" 2017 - SystemVerilog 1800-2017\n");
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//printf(" 2023 - SystemVerilog 1800-2023\n");
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}
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if (options.printTargets) {
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printf("Registered Targets:\n");
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printf(" ice40 - Lattice iCE 40\n");
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printf(" ecp5 - Lattice ECP5\n");
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return 0;
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}
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if (!options.target) {
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printError("Target is not specified.");
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return 1;
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}
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if (options.printDevices) {
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printf("Available devices for this target:\n");
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//printf(" ice40 - Lattice iCE 40\n");
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return 0;
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}
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log_error_atexit = yosys_atexit;
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log_warning_callback = yosys_warning;
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if (!sourceFiles.size()) {
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printError("no input files");
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return 2;
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}
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if (!options.outputFile) {
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printError("no output file");
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return 2;
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}
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run_pass("read -noverific");
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if (!options.defines.empty()) {
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for (auto vdef : options.defines)
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run_pass("read -define " + vdef);
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}
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if (!options.undefines.empty()) {
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for (auto vdef : options.undefines)
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run_pass("read -undef " + vdef);
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}
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for (auto fn : sourceFiles)
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run_frontend(fn.c_str(), "auto");
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if (options.topModule)
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run_pass(stringf("hierarchy -top %s", options.topModule.value()));
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run_pass(stringf("synth_%s", options.target.value()));
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run_backend(options.outputFile.value(), "auto");
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yosys_design->check();
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for (auto it : saved_designs)
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it.second->check();
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for (auto it : pushed_designs)
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it->check();
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log_flush();
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return 0;
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}
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YOSYS_NAMESPACE_END
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USING_YOSYS_NAMESPACE
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int main(int argc, char **argv)
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{
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yosys_setup();
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YosysDriver driver;
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int ret = driver.run(argc, argv);
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yosys_shutdown();
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return ret;
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}
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