mirror of
https://github.com/YosysHQ/yosys
synced 2025-10-31 19:52:31 +00:00
103 lines
2.6 KiB
C++
103 lines
2.6 KiB
C++
#include "kernel/yosys.h"
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USING_YOSYS_NAMESPACE
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PRIVATE_NAMESPACE_BEGIN
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struct RaiseErrorPass : public Pass {
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RaiseErrorPass() : Pass("raise_error", "raise errors from attributes") { }
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void help() override
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{
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// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
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log("\n");
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log(" raise_error [options] [selection]\n");
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log("\n");
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log("Test error handling by raising arbitrary errors. This pass iterates over the\n");
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log("design (or selection of it) checking for objects with the 'raise_error'\n");
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log("attribute set. Assigning 'raise_error' to a string more than one character long\n");
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log("will log that string as an error message before exiting. Assigning 'raise_error'\n");
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log("to an integer (less than 256) will exit with that value as the exit code.\n");
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log("\n");
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log(" -stderr\n");
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log(" Log error messages directly to stderr instead of using 'log_error'.\n");
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log("\n");
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log(" -always\n");
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log(" Raise an error even if the 'raise_error' attribute is missing.\n");
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log("\n");
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}
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void execute(vector<string> args, RTLIL::Design *design) override
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{
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log_header(design, "Executing RAISE_ERROR pass.\n");
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bool use_stderr = false, always = false;
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int argidx;
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for (argidx = 1; argidx < GetSize(args); argidx++)
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{
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if (args[argidx] == "-stderr") {
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use_stderr = true;
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continue;
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}
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if (args[argidx] == "-always") {
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always = true;
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continue;
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}
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break;
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}
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extra_args(args, argidx, design, true);
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RTLIL::NamedObject *err_obj = nullptr;
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for (auto mod : design->all_selected_modules()) {
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if (mod->has_attribute(ID::raise_error)) {
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err_obj = mod->clone();
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break;
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}
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for (auto memb : mod->selected_members()) {
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if (memb->has_attribute(ID::raise_error)) {
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err_obj = memb;
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break;
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}
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}
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if (err_obj != nullptr) break;
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}
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if (err_obj == nullptr && !always) {
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log("'raise_error' attribute not found\n");
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return;
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}
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int err_no = 1;
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string err_msg = "";
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if (err_obj != nullptr) {
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log("Raising error from '%s'.\n", log_id(err_obj));
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err_no = err_obj->attributes[ID::raise_error].as_int();
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if (err_no > 256) {
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err_msg = err_obj->get_string_attribute(ID::raise_error);
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err_no = 1;
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}
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} else {
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err_msg = "No 'raise_error' attribute found";
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}
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if (err_msg.size() > 0) {
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if (use_stderr) {
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std::cerr << err_msg << std::endl;
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} else {
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log_error("%s\n", err_msg);
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}
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}
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if (err_no < 256) {
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log_flush();
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#if defined(_MSC_VER)
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_exit(err_no);
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#else
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_Exit(err_no);
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#endif
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}
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}
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} RaiseErrorPass;
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PRIVATE_NAMESPACE_END
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