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authorgatecat <gatecat@ds0.me>2021-09-17 09:29:38 +0100
committerGitHub <noreply@github.com>2021-09-17 09:29:38 +0100
commit7c82a04df5f5ba963791c327d5f9282cb20b4261 (patch)
tree3495455016bbdabf032cdca3ae2c60cbced58cfb
parent67bd349e8f38d91a15f54340b29cc77ef156727f (diff)
parent1e4f706ace7d84f8edcfd74ae444047fab836f77 (diff)
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Merge pull request #813 from YosysHQ/gatecat/py-on-fail
command: Allow running Python on failure for state introspection
-rw-r--r--common/command.cc15
-rw-r--r--common/command.h2
2 files changed, 16 insertions, 1 deletions
diff --git a/common/command.cc b/common/command.cc
index 34bb93cb..954a3442 100644
--- a/common/command.cc
+++ b/common/command.cc
@@ -122,6 +122,8 @@ po::options_description CommandHandler::getGeneralOptions()
general.add_options()("pre-place", po::value<std::vector<std::string>>(), "python file to run before placement");
general.add_options()("pre-route", po::value<std::vector<std::string>>(), "python file to run before routing");
general.add_options()("post-route", po::value<std::vector<std::string>>(), "python file to run after routing");
+ general.add_options()("on-failure", po::value<std::vector<std::string>>(),
+ "python file to run in event of crash for design introspection");
#endif
general.add_options()("json", po::value<std::string>(), "JSON design file to ingest");
@@ -184,6 +186,15 @@ po::options_description CommandHandler::getGeneralOptions()
return general;
}
+namespace {
+static CommandHandler *global_command_handler = nullptr;
+void script_terminate_handler()
+{
+ if (global_command_handler != nullptr)
+ global_command_handler->run_script_hook("on-failure");
+}
+}; // namespace
+
void CommandHandler::setupContext(Context *ctx)
{
if (ctx->settings.find(ctx->id("seed")) != ctx->settings.end())
@@ -321,6 +332,10 @@ void CommandHandler::setupContext(Context *ctx)
int CommandHandler::executeMain(std::unique_ptr<Context> ctx)
{
+ if (vm.count("on-failure")) {
+ global_command_handler = this;
+ std::set_terminate(script_terminate_handler);
+ }
if (vm.count("test")) {
ctx->archcheck();
return 0;
diff --git a/common/command.h b/common/command.h
index 092ab215..6cce8c61 100644
--- a/common/command.h
+++ b/common/command.h
@@ -39,6 +39,7 @@ class CommandHandler
int exec();
void load_json(Context *ctx, std::string filename);
void clear();
+ void run_script_hook(const std::string &name);
protected:
virtual void setupArchContext(Context *ctx) = 0;
@@ -55,7 +56,6 @@ class CommandHandler
void setupContext(Context *ctx);
int executeMain(std::unique_ptr<Context> ctx);
po::options_description getGeneralOptions();
- void run_script_hook(const std::string &name);
void printFooter();
protected: