Revert "Basic obsolete methods support"
This reverts commit d8936da27b792d1ca02e59c92456a1a53c7b9905.
Reason for revert: Some sort of race in JIT
Change-Id: Ibb4e520bb0721d6d7aa2c841a52eb5baff07740e
diff --git a/runtime/instrumentation.cc b/runtime/instrumentation.cc
index 3956af4..870d1ae 100644
--- a/runtime/instrumentation.cc
+++ b/runtime/instrumentation.cc
@@ -557,10 +557,8 @@
}
Instrumentation::InstrumentationLevel Instrumentation::GetCurrentInstrumentationLevel() const {
- if (interpreter_stubs_installed_ && interpret_only_) {
+ if (interpreter_stubs_installed_) {
return InstrumentationLevel::kInstrumentWithInterpreter;
- } else if (interpreter_stubs_installed_) {
- return InstrumentationLevel::kInstrumentWithInterpreterAndJit;
} else if (entry_exit_stubs_installed_) {
return InstrumentationLevel::kInstrumentWithInstrumentationStubs;
} else {
@@ -568,14 +566,6 @@
}
}
-bool Instrumentation::RequiresInstrumentationInstallation(InstrumentationLevel new_level) const {
- // We need to reinstall instrumentation if we go to a different level or if the current level is
- // kInstrumentWithInterpreterAndJit since that level does not force all code to always use the
- // interpreter and so we might have started running optimized code again.
- return new_level == InstrumentationLevel::kInstrumentWithInterpreterAndJit ||
- GetCurrentInstrumentationLevel() != new_level;
-}
-
void Instrumentation::ConfigureStubs(const char* key, InstrumentationLevel desired_level) {
// Store the instrumentation level for this key or remove it.
if (desired_level == InstrumentationLevel::kInstrumentNothing) {
@@ -595,7 +585,8 @@
interpret_only_ = (requested_level == InstrumentationLevel::kInstrumentWithInterpreter) ||
forced_interpret_only_;
- if (!RequiresInstrumentationInstallation(requested_level)) {
+ InstrumentationLevel current_level = GetCurrentInstrumentationLevel();
+ if (requested_level == current_level) {
// We're already set.
return;
}
@@ -604,7 +595,7 @@
Locks::mutator_lock_->AssertExclusiveHeld(self);
Locks::thread_list_lock_->AssertNotHeld(self);
if (requested_level > InstrumentationLevel::kInstrumentNothing) {
- if (requested_level >= InstrumentationLevel::kInstrumentWithInterpreterAndJit) {
+ if (requested_level == InstrumentationLevel::kInstrumentWithInterpreter) {
interpreter_stubs_installed_ = true;
entry_exit_stubs_installed_ = true;
} else {
@@ -851,8 +842,7 @@
void Instrumentation::DisableDeoptimization(const char* key) {
CHECK_EQ(deoptimization_enabled_, true);
// If we deoptimized everything, undo it.
- InstrumentationLevel level = GetCurrentInstrumentationLevel();
- if (level == InstrumentationLevel::kInstrumentWithInterpreter) {
+ if (interpreter_stubs_installed_) {
UndeoptimizeEverything(key);
}
// Undeoptimized selected methods.
@@ -879,14 +869,6 @@
return !deoptimization_enabled_ && !interpreter_stubs_installed_;
}
-// TODO we don't check deoptimization_enabled_ because currently there isn't really any support for
-// multiple users of instrumentation. Since this is just a temporary state anyway pending work to
-// ensure that the current_method doesn't get kept across suspend points this should be okay.
-// TODO Remove once b/33630159 is resolved.
-void Instrumentation::ReJitEverything(const char* key) {
- ConfigureStubs(key, InstrumentationLevel::kInstrumentWithInterpreterAndJit);
-}
-
void Instrumentation::DeoptimizeEverything(const char* key) {
CHECK(deoptimization_enabled_);
ConfigureStubs(key, InstrumentationLevel::kInstrumentWithInterpreter);