ART: Print initialization failures to file
Add the ability to print boot image initialization failures to a
file.
Add a tool to convert said file into a Graphviz file.
Change-Id: Iedcc337bdf05654c154aa553236f20bdd15572ee
diff --git a/dex2oat/dex2oat.cc b/dex2oat/dex2oat.cc
index 7d4b726..a9387bb 100644
--- a/dex2oat/dex2oat.cc
+++ b/dex2oat/dex2oat.cc
@@ -702,6 +702,16 @@
// on having verbost methods.
gLogVerbosity.compiler = false;
Split(option.substr(strlen("--verbose-methods=")).ToString(), ',', &verbose_methods_);
+ } else if (option.starts_with("--dump-init-failures=")) {
+ std::string file_name = option.substr(strlen("--dump-init-failures=")).data();
+ init_failure_output_.reset(new std::ofstream(file_name));
+ if (init_failure_output_.get() == nullptr) {
+ LOG(ERROR) << "Failed to allocate ofstream";
+ } else if (init_failure_output_->fail()) {
+ LOG(ERROR) << "Failed to open " << file_name << " for writing the initialization "
+ << "failures.";
+ init_failure_output_.reset();
+ }
} else {
Usage("Unknown argument %s", option.data());
}
@@ -906,7 +916,8 @@
#endif
verbose_methods_.empty() ?
nullptr :
- &verbose_methods_));
+ &verbose_methods_,
+ init_failure_output_.get()));
// Done with usage checks, enable watchdog if requested
if (watch_dog_enabled) {
@@ -1640,6 +1651,7 @@
std::string profile_file_; // Profile file to use
TimingLogger* timings_;
std::unique_ptr<CumulativeLogger> compiler_phases_timings_;
+ std::unique_ptr<std::ostream> init_failure_output_;
DISALLOW_IMPLICIT_CONSTRUCTORS(Dex2Oat);
};